Radiometer, Ratio Transformer, Ratiometer, Recorders, Redox Measurement, Meter, Resistance Meter, Resistance Standard, Resistance Box, Resistor, Resistance Decade, Resistance Bridge, RF Amplifier, RPM Meter, RTD Calibrator, Ripple Noise Meter, Resistance Bridge, LCR,
Resistance Meter, Resistance Standard, Resistance Decade, Ratio Transformer, Ratio Measurement, Recorder Temperature Humidity.

ALPHABETICAL LIST OF PRODUCTS 

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | R | S | T | U | V | W | X | Y | Z

R

RADIOMETER

HD2102.1K Photo Radiometer. Illuminance, Luminance, PAR, Irradiance measurement.
Storage of Max, Min, Average value, RS232 data transfer to PC or printer.
HD2102.2K Photo Radiometer Data Logger. Illuminance, Luminance, PAR, Irradiance measurement.
Storage of Max, Min, Average value, Data Logger USB RS232 data transfer to PC or printer.
HD2302.0K Photo Radiometer. Illuminance, Luminance, PAR, Irradiance measurement. Storage of Max, Min, average value, Function REL, HOLD.
DO9721 Photo Radiometer Thermometer Data Logger. Portable microprocessor instrument for taking illuminance (lux), radiance (W/m², µW/cm²), luminance (cd/m²) and temperature measurements. It takes the integration time measurement, it stores up to 30,000 readings. RS232C serial output.

RADIOMETRIC TRANSMITTERS

LP PHOT 02 Photometric Illuminance Probe.
LP UVA 02 Radiometric Irradiance Probe. UVA range 315 to 400 nm. Output in microV/microWcm2.
LP UVB 02 Radiometric Irradiance Probe. UVB range 280 to 315 nm. Output in microV/microWcm2..
LP PYRA 02-5 Pyranometer. Fist class pyranometer according to ISO 9060.
LP PYRA 02-10 Pyranometer. Fist class pyranometer ISO 9060. Complete with shade disk.
LP PYRA 03-5 Pyranometer. Second Class pyranometer according to ISO 9060.
LP PYRA 03-10 Pyranometer. Second Class pyranometer according to ISO 9060.
LP PYRA 05 Albedometer. Albedometer composed of 2 First Class pyranometer ISO 9060.
PYRA 06-5 Albedometer. Albedometer composed of 2 Second Class pyranometers.
PYRA 06-10 Albedometer. Albedometer composed of 2 Second Class pyranometers.
LP PYRA 12 Pyranometer. Fist class pyranometer according to ISO 9060 with shadow ring.
LP NET 07 Net Irradiance Meter.

HD2021T Illuminance Transmitter. Output 0 to 10Vdc or 4 to 20 mA
HD2021T1 Irradiance Transmitter. Wavelength VIS NIS. Output 0 to 10Vdc or 4 to 20 mA.
HD2021T2 Irradiance Transmitter. Wavelength UVA. Output 0 to 10Vdc or 4 to 20 mA.
HD2021T3 Irradiance Transmitter. Wavelength UVB. Output 0 to 10Vdc or 4 to 20 mA.
HD2021T4 Irradiance Transmitter. Wavelength UVC. Output 0 to 10Vdc or 4 to 20 mA.
HD2021T6 Luminance Transmitter. Output 0 to 10Vdc or 4 to 20 mA.

RATIO TRANSFORMER

5573 Precision High Voltage Resistance Divider.

KVD-600 Kelvin Varley Voltage divider. Voltage, Current and resistance ratio.
KVD-700 Kelvin Varley Voltage divider. Voltage, Current and resistance ratio.

RATIOMETER

4167D Digital Transformer Ratiometer. Direct Ratio Reading from 1:1 to 9990:1
4167P Portable Transformer Ratiometer. Measures the ratio of large transformers. 
4167DH Automatic Transformer Ratiometer. PC interfaces (RS232; IEEE488; RS385; RS422)
5867 Portable Quality Tester. Shunted and shorted turns, Insulation Resistance breakdown.

RECORDERS ANALOG

LINAX 4000L  Continuous Point Recorder can be used for all standard measurement signals. 
LINAX 4000M Continuous Point Recorder. Pressure, moisture or electrical quantities.
LINAX 4000H Continuous Point Recorder. Control panel, or RS 485/RS 232 interface.
POINTAX 6000M Point Recorder. Process quantities, are connected via measuring transducers.
POINTAX 6000L2 Point Recorder. Parameters can be freely selected.

RECORDERS DIGITAL

EC600 MicroLog Datalogger. Temperature and external sensor Data logger, 16,000 measurements.
EC650 MicroLog Datalogger. Temperature relative humidity and external sensor Data logger.
EC600 MicroLogplus Wireless Data logging System. Temperature and external sensor.
EC650 MicroLogplus Wireless Datalogger. Temperature, relative humidity.
IPEX01TriLog Palm PC, MAC Data logger. Four sensors universal Datalogger.
DAQPro 5300 Datalogger. An eight-channel portable data acquisition and logging system. Graphic.

HD206-1  Data Logger Temperature and Relative Humidity with display. Internal sensors.
HD206-2  Data Logger Temperature and Relative Humidity with display. Remote sensors.
HD207  Data Logger Temperature with display. Internal sensor. Temperature monitoring.
HD207-1  Data Logger Temperature with display. Remote sensor. Temperature monitoring.
HD226-1 Data Logger Temperature Relative Humidity. No Display Sensor outside the logger.
HD226-2 Data Logger Temperature Relative Humidity. No Display Sensor outside the logger.
HD227  Data Logger Temperature. No display. Internal sensor. Temperature monitor.
HD227-1  Data Logger Temperature. No display. Remote sensor. Temperature monitor.

RTR-51 Wireless Data Logger. Temperature with internal sensor. Range -40 deg C to 80 degC.
RTR-52 Wireless Data Logger. Temperature  with internal sensor. Range -60 deg C to 155 degC.
RTR-53 Wireless Data Logger. Temperature, Humidity Data Recorder. Range 10 to 95%RH.
RVR-52A Wireless Data Logger. Voltage Pulse Recorder Data Logger.
RTR-57U Handheld wireless Data Collector for Data Loggers. LCD Display. 256 000 Readings.
TR-51A Compact Waterproof Data Logger, Data Collector. Internal sensor -40 deg C to 80 deg C.
TR-52 Compact Waterproof Data Logger, Data Collector. External Sensor -60 to 155 deg C.
TR-71U Temperature Data Logger with USB communication. 2 channels. Internal probe + External.
TR-72U Temperature Humidity Data Logger with USB communication.
TR-71W Temperature Data Logger with Network, LAN USB communication. 2 channels.
TR-72W Temperature Humidity Data Logger with Network, LAN USB communication.
TR-81 Wide range Temperature Data Logger

Testo 171 Temperature Humidity Logger. Range: -35° to 70°C (-50° to 158°F).
Testo 174 Temperature Logger.
Testo 175 Temperature Logger. Thermo hygrographs for logging up to 4000 measured values.
Testo 1722 Temperature Logger. Logging up to 55,000 measured values with alarm output.
Testo 175-T1 1 Channel Temperature data logger with internal sensor. LCD display
Testo 175-T2 2 Channel Temperature data logger with internal sensor/external probe socket. Display.
Testo 175-T3 2 Channel Temperature data logger for external thermocouples sensors. Display.
Testo 175-H1 2 Channel Temperature Humidity data logger with internal sensors.
Testo 175-H2 2 Channel Temperature Humidity data logger with internal sensors. LCD display.
Testo 177-T1 1 Channel Temperature logger with internal sensor. Long time monitoring.
Testo 177-T2 1 Channel Temperature logger with internal sensor. Long time monitoring. Display.
Testo 177-T3 3 Channel Temperature logger with internal sensors. Event logging. LCD display.
Testo 177-T4 4 Channel Temperature logger for external thermocouples. LCD display.
Testo 177-H1 4 Channel Temperature humidity logger with internal/ext probe socket. LCD display.
Testo 575 Fast Printer and logger control.
Testo 580 Compact Data collector for data loggers.
Testo 175-S1 1 Channel Current Voltage Logger.

REDOX MEASUREMENT

HD2156.1KE pH Conductivity Meter Thermometer. Combined instrument for measuring pH, mV
HD2156.2KE pH Conductivity Meter Thermometer. Combined instrument for measuring pH, mV
HD2205.2 pH Bench Meter Thermometer. pH, mV, redox and temperature benchtop meter datalogger.
HD2256.2 pH Conductivity Redox Bench Meter. Combined instrument for measuring pH, mV and °C.
HD2259.2 pH Bench Meter Thermometer. Combined instrument for measuring pH, mV and °C.
HD22569.2 pH Bench Meter Thermometer. Combined instrument for measuring pH, mV and °C.
HD3405.2 pH Bench Meter Thermometer. Combined instrument for measuring pH, mV and °C.
HD3456.2 pH Bench Meter Thermometer. Combined instrument for measuring pH, mV and °C.

CX-401 Multifunction Meter. pH, Conductivity, Salinity, Redox, Temperature, O2, pressure.
CX-501 Multifunction Meter. pH, Conductivity, Salinity, Redox, Temperature, O2, pressure.
CX-502 Multifunction Meter. pH, Conductivity, Salinity, Redox, Temperature, O2, pressure.
CX-731 Multifunction Meter. pH, Conductivity, Ion, Redox, Temperature, O2, Lab use, Memory.
CX-732 Multifunction Meter. pH, Conductivity, Ion, Redox, Temperature, O2, Lab use, Memory.
CX-741 Multifunction Meter. pH, Conductivity, Ion, Redox, Temperature, O2, Lab use, Memory.
CX-742 Multifunction Meter. pH, Conductivity, Ion, Redox, Temperature, O2, Field and Lab use.

REFERENCE PROBES

PRT Platinum Resistance Thermometers. Calibration Standards or precision measurement.

670 Standard Platinum Resistance Thermometer.
909-25.5 Standard Platinum Resistance Thermometer. Temperature range of -196°C to 670°C
909-100 Standard Platinum Resistance Thermometer. Temperature range of -196°C to 550°C
935-14-77 Standard Platinum Resistance Thermometer. SPRT Metallic Sheath. -50°C to 670°C
935-14-61 Semi Standard Platinum Resistance Thermometer Range -50 to +250°C
935-14-13 Semi Standard Platinum Resistance Thermometer Range -196 to +250°C
935-14-16 Semi Standard Platinum Resistance Thermometer Range -100 to +450°C
935-14-72 Semi Standard Platinum Resistance Thermometer Range -50 to +670°C
935-14-82 Semi Standard Platinum Resistance Thermometer Range -50 to +250°C
935-14-85 Semi Standard Platinum Resistance Thermometer Range -50 to +250°C
935-14-95 Semi Standard Platinum Resistance Thermometer Range -100 to +670°C

PT 100 Sensor Temperature Probes
TYPE K Temperature probes

5187SA Primary Standard Platinum Resistance Thermometer. High Accuracy Reference Thermometer.
5187L Helium Filled Platinum Sheath Thermometer.

5840 Selector switches. Thermometer Selector Switches for manual or remote operation.
5648 Temperature Controlled Enclosure.36 °C +/- 0.1 °C
740 - Thermocouple Selector. 1 of up to 18 thermocouples
Frosty 887 - FROSTY Thermocouple Compensator
Trio 885 - TRIO 3 Channel Thermocouple Compensator
938 - Thermocouple Reference Unit
937 - Multi-Channel Thermocouple Referencing Unit. References Up To 100 Thermocouples

REFERENCING THERMOCOUPLE

PRT Platinum Resistance Thermometers. Calibration Standards or precision measurement.

670 Standard Platinum Resistance Thermometer.
909-25.5 Standard Platinum Resistance Thermometer. Temperature range of -196°C to 670°C
909-100 Standard Platinum Resistance Thermometer. Temperature range of -196°C to 550°C
935-14-77 Standard Platinum Resistance Thermometer. SPRT Metallic Sheath. -50°C to 670°C
935-14-61 Semi Standard Platinum Resistance Thermometer Range -50 to +250°C
935-14-13 Semi Standard Platinum Resistance Thermometer Range -196 to +250°C
935-14-16 Semi Standard Platinum Resistance Thermometer Range -100 to +450°C
935-14-72 Semi Standard Platinum Resistance Thermometer Range -50 to +670°C
935-14-82 Semi Standard Platinum Resistance Thermometer Range -50 to +250°C
935-14-85 Semi Standard Platinum Resistance Thermometer Range -50 to +250°C
935-14-95 Semi Standard Platinum Resistance Thermometer Range -100 to +670°C

PT 100 Sensor Temperature Probes
TYPE K Temperature probes

5187SA Primary Standard Platinum Resistance Thermometer. High Accuracy Reference Thermometer.
5187L Helium Filled Platinum Sheath Thermometer.

5840 Selector switches. Thermometer Selector Switches for manual or remote operation.
5648 Temperature Controlled Enclosure.36 °C +/- 0.1 °C
740 - Thermocouple Selector. 1 of up to 18 thermocouples
Frosty 887 - FROSTY Thermocouple Compensator
Trio 885 - TRIO 3 Channel Thermocouple Compensator
938 - Thermocouple Reference Unit
937 - Multi-Channel Thermocouple Referencing Unit. References Up To 100 Thermocouples

REFRIGERATION

Testo 435-1 Hand held analyzer for heating systems. Logger function, Printer, Data management
Testo 435-2 Hand held analyzer for heating systems. Logger function, Printer, Data management
Testo 435-3 Hand held analyzer for heating systems. Logger function, Printer, Data management
Testo 435-4 Hand held analyzer for heating systems. Logger function, Printer, Data management
Testo 400 Measures temperature, CO, CO2, rpm, mV and mA, % RH, pressure and velocity.
Testo 445 Air velocity, temperature, relative absolute humidity, dew point, degree of humidity, enthalpy.
Testo 454 The IAQ master data acquisition system with 6 freely assignable measurement inputs.
Testo 650 Temperature, humidity, temperature, CO, CO2, rpm, mV, mA, dew point and % RH.

REGULATORS

R2080  96 x 96 mm Compact Temperature Controller with Digital Display.
R2100  96 x 96 mm Compact Temperature Controller with Digital Display for Actual Value
R2180  96 x 96 mm Compact Temperature Controller with Digital Display for Actual Value
R2300  Compact Temperature Controller, 48 x 24 mm
R2400  Compact Temperature Controller, 48 x 48 mm
R2600  Compact Temperature Controller, 48 x 96 mm
R2900  Compact Temperature Controller, 96 x 96 mm
R0550  Universal Temperature Controller, 96 x 96 mm, without / with Programmer
R0300  Compact Temperature Controller, 96 x 96 mm, 2 / 4-Channel

R6000  8-Channel Temperature Controller in Top-Hat Rail Housing
R9000  Modular 19" Rack System 3HE
R7101  3HE 16TE 8-channel 19" controller module
SR 12E 6HE 4TE 12-channel 19" controller module

HD3020/1 Temperature Controller Regulator with bar attachment.
HD 3020/2 Temperature Controller Regulator with bar attachment
HD 404 Temperature Regulator. Temperature Humidity Controller. For transmitters with 4÷20mA input.
HD4030 Thermostat for regulating thermal processes that require a high degree of precision.
HD4030BM Thermostat Temperature Regulator. Three point regulation (Heating-OFF-Cooling). HD4032 Temperature Regulator with an analog output and an ON/OFF relay output. 
HD4034  Temperature Regulator. ON/OFF regulator with relay output (1 exchange contact 3A/22OV). 
HD4044 Temperature Regulator. ON/OFF regulator with relay output contact 5A/22OV resistive.
HD4045 Temperature regulator with relay ON/OFF output.
HD4049 Temperature Relative Humidity panel controller.
HD2017T Humidity Controller Regulator Transmitter for relative humidity. 
HD5002 Humidity Temperature Regulator Controller. Temperature and humidity regulating system.
HD5002/5 Humidity Temperature Regulator Controller. Temperature and humidity.
HD9022 Process Indicator. The microprocessor control LED panel instrument with alarm thresholds.
DO9404 Process Indicator. Dual regulating indicator panel instrument. 
HD4037 Temperature Indicator Regulator. Range is from -50°C to +850°C. 

RELATIVE HUMIDITY LOGGERS

EC650 MicroLog Datalogger. Temperature relative humidity and external sensor Data logger.
EC650 MicroLogplus Wireless Datalogger. Temperature, relative humidity.
IPEX01TriLog Palm PC, MAC Data logger. Four sensors universal Datalogger.
DAQPro 5300 Datalogger. An eight-channel portable data acquisition and logging system. Graphic.

HD206-1  Data Logger Temperature and Relative Humidity with display. Internal sensors.
HD206-2  Data Logger Temperature and Relative Humidity with display. Remote sensors.
HD226-1 Data Logger Temperature Relative Humidity. No Display Sensor outside the logger.
HD226-2 Data Logger Temperature Relative Humidity. No Display Sensor outside the logger.

RTR-53 Wireless Data Logger. Temperature, Humidity Data Recorder. Range 10 to 95%RH.
RTR-57U Handheld wireless Data Collector for Data Loggers. LCD Display. 256 000 Readings.
TR-51A Compact Waterproof Data Logger, Data Collector. Internal sensor -40 deg C to 80 deg C.
TR-52 Compact Waterproof Data Logger, Data Collector. External Sensor -60 to 155 deg C.
TR-72U Temperature Humidity Data Logger with USB communication.
TR-72W Temperature Humidity Data Logger with Network, LAN USB communication.

Testo 171 Temperature Humidity Logger. Range: -35° to 70°C (-50° to 158°F).
Testo 175-H1 2 Channel Temperature Humidity data logger with internal sensors.
Testo 175-H2 2 Channel Temperature Humidity data logger with internal sensors. LCD display.
Testo 177-H1 4 Channel Temperature humidity logger with internal/ext probe socket. LCD display.
Testo 575 Fast Printer and logger control.
Testo 580 Compact Data collector for data loggers.

RELATIVE HUMIDITY MEASUREMENT

HD2101.1K Digital Hygrometer. Temperature range -200°C...+650°C. Humidity 0.0 to 100.0%RH.
HD2101.2K Digital Hygrometer Data Logger. .Temperature  -200°C...+650°C. Humidity 0.0 to 100.0%
HD2301.0K Digital Hygrometer. Complete with combined air temperature probe.

HD206-1  Data Logger Temperature and Relative Humidity with display. Internal sensors.
HD206-2  Data Logger Temperature and Relative Humidity with display. Remote sensors.
HD226-1 Data Logger Temperature Relative Humidity. No Display Sensor outside the logger.
HD226-2 Data Logger Temperature Relative Humidity. No Display Sensor outside the logger.

HygroMate. High accuracy handheld relative humidity and temperature instrument.
MS1. High Precision handheld humidity and temperature instrument.
HygroGuard 10. Humidity Temperature Data Logger.
HygroGuard 20. Humidity Temperature Data Logger with display.

Testo 605-H1 Low cost Temperature & humidity instrument with humidity range 5 to 95 %
Testo 625 Measures humidity, temperature and dew point for applications in the HVAC clean rooms.
Testo 635-1 Measurement of humidity, temperature, dew point. 
Testo 635-2 Temperature, relative absolute humidity, dew point, degree of humidity and enthalpy. 
Testo 300XXL Hand held analyzer for heating systems. Logger function, Printer, Data management .
Testo 400 Measures: temperature, CO, CO2, rpm, mV and mA, % RH, dew point, pressure, velocity.
Testo 445 Air velocity, temperature, relative humidity, dew point, degree of humidity, enthalpy.
Testo 645 Temperature, humidity, temperature measuring instrument dew point and % RH.
Testo 650 Temperature, humidity, temperature, CO, CO2, rpm, mV, mA, dew point and % RH.

RELATIVE HUMIDITY TRANSMITTERS

HD797T  Relative humidity transmitter.
HD2007T Humidity Transmitter. Relative humidity transmitters.
HD2008T Humidity Transmitter. Temperature and relative humidity transmitter.
HD2011T Humidity Temperature Transmitter.
HD2012T Humidity Temperature Transmitter. Output 0÷20 mA, 4÷20 mA, 0÷10 V. 
HD2017T Active Humidity Temperature Transmitter. Hygrostat. Relative humidity transmitter.
DO9861T Humidity Temperature Transmitter. Humidity and temperature into a 4÷20 mA signal.
HD9008TR Temperature Humidity Transmitter. Transmitter Indicator. Selectable outputs.
HD9009TR Temperature Humidity Transmitter. Transmitter Indicator. Selectable outputs.
HD9809T Humidity Temperature Transmitter Sensor. Relative humidity temperature transmitter. 
HD2601V LED Indicator. Indicator for Temperature Humidity Pressure transmitters DIN 43650
HD9809T Humidity Temperature Transmitter. Output 0÷20 mA or 4÷20 mA or 0÷10 V.

HD2001 Temperature Humidity Pressure Indicator. Open collector alarm output and connection to PC. HD2001.1 Temperature Humidity Pressure Transmitter. Transmitter Indicator. Selectable outputs.
HD2001.2 Temperature Humidity Pressure Air Speed Transmitter. RS232 and RS485.
HD2001.3 Temperature Humidity Pressure Air Speed Transmitter.
HD9513T Humidity Transmitter. Three wire relative humidity transmitters.

RESISTANCE BRIDGES

QJ23E  Wheatstone Bridge. Resistance Bridge. Range 1Ω  to 9.999MΩ,  0.1 to 0.2 % accuracy
QJ49E  Portable Precision Wheatstone Bridge. Range 1Ω  to 1.1111MΩ. 0.05 % accuracy
QJ31E  Wheatstone Kelvin Bridge. Range 10Ω  to 1MΩ (Wheatstone) 0.0001Ω  to 100Ω (Kelvin).
QJ42E  Double Wheatstone Kelvin Bridge. Range 0.0001Ω  to 11Ω. Accuracy typically 1.0%.
QJ57E  Portable Precision DC Kelvin Bridge. Range 10^-8Ω to 1111.1Ω. Accuracy 0.03%

DB210 CRL Bridge. Capacitance, Resistance Inductance. 100kHz, 10kHz, 1kHz, 100Hz and 120 Hz. 
DB230 LCR Bridge Component Capacitor Tester. High accuracy testing of capacitors.  
DB231 LCR Component Tester. Manual and automatic high accuracy and high-speed testing. 
DB232 LCR Component Tester. High accuracy testing of capacitors on production lines. Sorting. 
DB233 LCR Capacitor Component Tester. Manual and automatic high-speed high accuracy testing. 
DB234 LCR Component Tester. High accuracy testing of capacitors on production lines. Sorting.
DB236 Capacitor Component Tester. Aluminum Tantalum Capacitors Test Bridge. 
CT10R LCR Bridge Component Tester. Fast and accurate LCR-Bridge.

6401 LCR Capacitance, Resistance Inductance Bridge. 0.25% nominal accuracy, 100/120Hz - 1kHz.
6451 LCR Capacitance, Resistance Inductance Bridge. 0.1% nominal accuracy.
6458 LCR Capacitance, Resistance Inductance Bridge. 100/120Hz,  1kHz, 10kHz.
6471 LCR Capacitance, Resistance Inductance Bridge. 100/120Hz,  1kHz, 10kHz, 100kHz 

RESISTANCE DECADES

R-box RS Resistance Decade Digital. Substituter Resistor. Digital. Accuracy .01% to 1%
HARS Resistance Decade from 1 milli ohm to 111 M ohm, Single through 11 decade units
HARS LX High accuracy Resistance Decade. Resistance from 10 milli ohm to over 12.1 Mohm.
HRRS Economical Resistance Decade. One to seven decades up to 1 Tohm.
HRRS-5kV Resistance Decade. Accuracy .01%. One to seven decades up to 10 Tohm.
HPRS Resistance Decade. Resistance from 1 milliohm to 10 Mohm. 1 to 9 decades.
PZS Programmable Resistance Decade. Resistance 1 milliohm to 100 MOhm.
SRL Resistance Standard. Range from 1Ohm to 19 Mohm.
SRR Resistance Standard. Reichsanstalt standard resistors.1 milliohm to 100 milliohm .
SRX Economical Resistance Standard. Resistance from 1 milli ohm to 10 Tohm.
VRS Resistance Decade. Resistance standard for megohmmeters testing.
RTD Resistance Decade. RTD Resistance Temperature Detector simulation.
HATS-LR High Resistance Transfer Decade Standard.
HATS-Y Low Resistance Decade Transfer Standard
R-box RS Resistance Decade Digital. Substituter Resistor. Digital. Accuracy .01% to 1%
OhmSource Resistance Source. Microprocessor controlled resistance source.

ZX74 Series- Decade Resistance Boxes. Accuracy 0.01%. Decade Resistor.
ZX90 Series- Decade Resistance Boxes. Accuracy 0.1%.Decade Resistor.
4720  Nine Decade High Resistance Box.  Calibration of Insulation Testers at voltages up to 5000V. 
4721 Single, High Resistance Decade Box. Calibration of Insulation Testers at voltages up to 5000V.

RESISTANCE FAULT LOCATOR

5762 High Resistance Cable Fault locator.
5762N High Resistance Cable Fault locator.

CableCop 300   Cable Detection system for dead and life lines.

5902 Long Haul Submarine Cable Test Set
5930 Submarine Cable Survey System 
5931 Submarine Cable Survey System 
5910 Portable Short haul Submarine Cable Test Set
5910R Rack Mount Short haul Submarine Cable Test Set
5915 Electroding Generator
5916 Electroding Detector
5917 Beach Probe for Submarine Cable Survey System
5918 Battery Powered Portable  Electroding Detector
5901C Submarine Cable DC Test Set
5941 Cable Termination Unit
5906A Specialist Standard for the calibration of Model 5902 Submarine Cable Test Set
5906B Specialist Standard for the calibration of Model 5902 Submarine Cable Test Set

RESISTANCE MEASUREMENT

5875 Safety Milli-Ohmmeter.
5890 Micro-Ohmmeter with Temperature Compensation.1.9mΩ to 1900 Ω
5895 Transformer Micro-Ohmmeter.10 mΩ to 100 Ω full scale. 6 ranges 0.1% accuracy
5876 Mains Power Milli-Ohmmeter.
5893 Battery  Micro-Ohmmeter.600 mΩ to 60 Ω full scale. 6 ranges 0.15% accuracy
5897 High Current (100A) Portable Micro-Ohmmeter.400mΩ to 40Ω. 0.2% accuracy
5898 High Current (200A) Portable Micro-Ohmmeter.600mΩ to 6Ω. 0.2% accuracy
5896 High Current Micro-Ohmmeter.1mΩ to 100Ω. 0.1% accuracy
PC9 Milli-Ohmmeter.20mΩ to 2 kΩ full scale in 6 ranges nominal 0.1% accuracy
5891 Digital Micro-Ohmmeter. Resistance range 0.1 microΩ to 26 kΩ.
QJ84 Digital Resistance Test Instrument.20mΩ to 20 kΩ full scale. 0.05% accuracy.

DRM-1A Micro ohmmeter. Low resistance portable ohmmeter from 1micro ohm to 200 ohm. 
DRM-40 Micro ohmmeter. Low resistance portable ohmmeter from 0,01micro ohm to 200 ohm. 
AL-40 Low Resistance Meter. Welded joints tester. Quality control of aluminothermic welded joints.

METRAHit 27M  Milliohmmeter, Multimeter and Data Logger, Temperature Meter
METRAHit 27I  Insulation Tester, Milliohmmeter, Multimeter and Data Logger
METRAHit 27EX  Intrinsically Safe Milliohmmeter, Multimeter and Data Logger, Temperature Meter
METRAOHM 413   Digital, Low-Value Resistance Measuring Instrument

LOM-510A Micro ohmmeter. Low Resistance Digital Meter. DC and Pulsed Mode. 1 A current. 

RESISTANCE STANDARDS

5685A Wilkins Standard Resistor, 1 ohm, 10 ohm, 25 ohm and 100 ohms. Standard Resistor.
5685B Wilkins Standard Resistor, 1 Kohm, 10 Kohm  Wilkins type Standard Resistor.
5615 High Resistance Standards, 100 Kohm, 1Mohm, 10 Mohm. Resistor Standard.
5686 Low Value Resistance Standard. 0.001 ohm, 0.01 ohm, 0.1 ohm. Resistor Standard.
1660 Low Cost Standard Resistor.
1659 Non-Inductive Resistors. 10000, 5000, 1000, 200, 100, 10, 5, 2, 1, 0.5, 0.2 ohm.
1682 Precision Non-Inductive Standard Resistors. 0.2, 0.1, 0.05. Standard Resistor. High Current.
3111 Precision Non-Inductive Standard Resistors. 0.02, 0.01, 0.005 ohm. Oil Filled. High Current.
4737B Specialist Standard for the calibration of Micro-Ohmmeters.
5648 Temperature Controlled Enclosure.
4638 Air cooled DC Shunts Standards. Range 1.5 to 2,000 Amperes.
4640 Air cooled DC Shunts. Standards. Range  50 Amp to 1000 Amp.
2276 Air cooled DC Shunts Standards. Up to 20,000 Amperes.

RW Wilkins Standard Resistors. High accuracy < 20 ppm.
RR Standard reference Resistors. Accuracy +/- 0.01% or better.

SRL Resistance Standard. Range from 1Ohm to 19 Mohm.
SRR Resistance Standard. Reichsanstalt standard resistors.1 milliohm to 100 milliohm .
SRX Economical Resistance Standard. Resistance from 1 milli ohm to 10 Tohm.
HATS-LR High Resistance Transfer Decade Standard.
HATS-Y Low Resistance Decade Transfer Standard

RESISTANCE THERMOMETRY

F900 Thermometry Bridge Primary Standard. Resistance Thermometry Bridge. Accuracy 20 ppb.
F18 Thermometry Bridge Primary Standard. Resistance Thermometry Bridge. Accuracy +/- 0.1 ppm.
F700 Precision Thermometry Bridge Secondary Standard. Accuracy < +/- 0.5 ppm.
F300 Precision Site Thermometry Bridge Standard. Accuracy < +/- 0.001 degC.

Senator 5840D Thermometer Bridge. Multi-range Automatic Resistance Thermometer Bridge.  
Consort 5840E AC. Thermometer Bridge. High precision automatic AC Resistance Bridge.
5882/3 Envoy & Premier Programmable Resistance Thermometer Bridges.

5885 Precision Digital Thermometer with PRT and Thermocouple inputs. Resolution 0.001 °C
5187SA Primary Standard Platinum Resistance Thermometer. Four terminal thermometer.
5187L Helium Filled Platinum Sheath Thermometer.
5840 Selector switches. Thermometer Selector Switches.  
5648 Temperature Controlled Enclosure.36 °C +/- 0.1 °C
5884 System Thermometer.

RESISTIVITY

GEOHM C  Battery Powered Earth Tester. Measurement of soil resistivity
GEOHM 33D   Earth Tester with Crank Generator

RF AMPLIFIER

LA10 Broadband Linear Amplifier. Reliable linear RF amplifier 1 MHz to 1000 MHz range.
LA10M Broadband Linear Amplifier. Linear RF amplifier. Frequency 1 MHz to 1000 MHz range.,
LA10S Broadband Linear Amplifier. Dual amplifier configuration with overlapping bands.
LA5 Broadband Linear Amplifier. Linear RF amplifier. Frequency 100 kHz to 400 MHz range.
LA5M Broadband Linear Amplifier. Robust linear RF amplifier. From 100 kHz to 400 MHz
LA25M Broadband Linear Amplifier. Air-cooled amplifier module.
LA25LD Broadband Linear Amplifier. Two air-cooled amplifiers in one enclosure.
LA50 Broadband Linear Amplifier. Linear RF amplifier for wideband applications. 25 MHz to 100 MHz

RF SYSTEMS GENERATORS

PEA 25LH Broadband Linear Amplifier. High Frequency air-cooled amplifier.
8900-2000 VHF Linear Amplifier. 4 Watt Output (7 W Saturated), Class A Operation.
8900-2005A VHF Linear Amplifier. 75 Watt Output (80 W Saturated), Class AB Operation.
8900-2005B VHF Linear Amplifier. 75 Watt Output (80 W Saturated), Class AB Operation.

RFI EMI AMPLIFIER

AG1006 Power Amplifier and Generator. Up to 300 Watts RF Power From 25 kHz to 10 MHz
AG1012 Power Amplifier and Generator. Up to 1000 Watts RF Power From 20 kHz to 1 MHz
AG1015 Linear Amplifier and Power Generator. LF HF Amplifier is suitable for ultrasonic, laser
AG1016 Power Amplifier and Generator. Up to 600 Watts RF Power From 20 kHz to 6 MHz
AG1017L Linear Amplifier. LF HF Low frequency air-cooled amplifier with built-in DDS oscillator. 
AG1020 Linear Amplifier. LF HF Power Generator Amplifier with built-in DDS oscillator. 
AG1021 Linear Amplifier and Power Generator. Low frequency air-cooled amplifier with built-in DDS
AG1024 Power Amplifier and Generator. Up to 2,000 Watts RF Power.

RIPPLE NOISE METER

RM-103 Ripple Noise Meter. Ripple Noise, Noise of Switching Power Supply Measurement.

RPM

DT-2234BL Laser Photo Infrared Non contact Tachometer
DT-2235B Contact Tachometer
LDT1236BL Photo Contact Non Contact Tachometer

1531-AB Strobe Light. Stroboscope. Flashing light source. Range 690 to 25,000 flashes per minute.
1538 Stroboscope. RPM measurement. 690 to 150,000 flashes per minute.
1539-A Stroboscope. Stroboscopic light source. External triggering.
1542-B Strobe RPM rotation measurement. 180 to 3,800 flashes per minute.
1546 Digital Stroboscope. RPM measurement. Range 100 to 25,000 flashes per minute.

Testo 300XXL Hand held analyzer. Logger function, Printer, Data management
Testo 400 Measures temperature, CO, CO2, rpm, mV and mA, % RH, pressure and velocity.
Testo 465 Low cost, non-contact, optical rpm measuring instrument.
Testo 470 The versatile Testo 470 is capable of non-contact and mechanical rpm measurements.
Testo 475 A convenient mini stroboscope for measurement of rpm and frequency/oscillation.
Testo 476 Stroboscope for measurement of rpm and frequency/oscillation.

RTD CALIBRATOR SIMULATOR

MasterCal990 Precision Multi-function documenting Calibrator and HART configurator communicator.
MC1000 Multi-function Calibrator. Excellent accuracy ±0.4°C T/C ±0.3°C RTD and 0.015% electrical.
MC1200 Multi-function Calibrator. Excellent accuracy ±0.4°C T/C ±0.3°C RTD and 0.015% electrical.
M2001 Lab Bench Standard Voltage Current Calibrator. Up to 10 T/C or 10 RTD Up to 0.025°C.
PTC-8001 High Accuracy Thermocouple and RTD Calibrator.
TC-502 Temperature Calibrator. Measures and generates mV, T/C, Ohms and RTD signals, mA.
UC-504 Universal Calibrator. Measures and generates mA, mV, Volts, Ohms, RTD, TC and Hz.

METRAHit 28C   Universal Calibrator, Simulator and Multimeter
METRAHit 28C light    Universal Calibrator, Simulator and Multimeter
CP 28 Calibrator Pack   Mobile Calibration System
CP 1 Calibrator Pack   for METRAHit 18C or 28C (interface adapter, software)

HD2047 Pt100 Simulator. Instrument designed to test and calibrate instruments with Pt100 input.

RTD Resistance Decade. RTD Resistance Temperature Detector simulation.
PZS Programmable Resistance Decade. Resistance 1 milliohm to 100 MOhm.

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