Process Indicator Totalizer
DMY-2030-Light Process Indicator with universal standard input for RTD, thermocouples,
0-55mV, 4-20mA,
1-5Vdc and 0-10Vdc.
DMY-2030-TOT-Light Process Indicator Totalizer model with universal standard input for 0-55mV, 4-20mA,
1-5Vdc and 0-10Vdc.
Available specific models for frequency input signals up to 30kHz,
from 300mVpp to 30Vpp.
The design of DMY-2030-Light Process Indicator and DMY-2030-TOT-Light Process Indicator-Totalizer is characterized by high reliability and precision, electrical noise and EMI immunity, besides well elaborated technical manual. These features make them ideal for industrial applications in Instrumentation and
Process Control.
Process Dual Indicator
| Model | Description |
|---|---|
| DMY-2030-Light | Process Indicator with standard input thermocouples |
| DMY-2030-TOT-Light | Process Indicator model input for 0-55mV, 4-20mA |
Many optional modules are available:
Analog output module of 4-20mA, 1-5Vdc and 0-10Vdc.
Up to two SPDT relay alarm modules.
Water-proof front-panel.
RS-232 or RS-422/485 communication.
High-visibility display configurable up to 8 digits (totalizers) and 4 1/2 digits (indicators).
Their robust construction make them tough enough for the most hostile environment.
Power supply from 90 to 240Vac, 50/60Hz or dc levels.
High accuracy.
Linearization of RTD, thermocouple and also square root extraction.
Fully configurable by the three front-panel push-buttons.
Configuration stored in non-volatile memory.
They have an extruded aluminum case and use the best origin components and parts, proven by rigorous tests and specified according to the strictest worldwide norms. Indicators offer one standard universal input that can be 4-20mA, 1-5Vdc, 0-10Vdc, 0-55mVdc, thermocouples and RTD; also standard is the 24Vdc power supply for two-wire transmitter.
One frequency input is available, in specific instrument, for signals up to 30kHz, from 300mVpp to 30Vpp and 70Vdc max. DIN 19234 compliance for intrinsically safe NAMUR sensors.
Power supply is universal and can be connected from 90 to 240Vac or dc levels when specified. Flexibility and modularity concepts are clear due to the variety of modules available meeting the widest applications. Up to two alarm modules.
One analog output of 4-20mA, 1-5Vdc or 0-10Vdc. Serial communication and digital input-output.
Input
DMY-2030-Light: Universal input model for thermocouple (J, K, T, E, R or S under ITS-90), 0-55mV, RTD under DIN 43760, 4-20mA, 1-5Vdc and 0-10Vdc selected by user.
DMY-2030-TOT-Light: Universal input model for 0-55mV, 4-20mA, 1-5Vdc and 0-10Vdc selected by user.
Input impedance of 250 ohms for mA, 10 M ohms for 5Vdc and 2 M ohms above 5Vdc.
Frequency input model for signals up to 30kHz, from 300mVpp to 30Vpp and 70Vdc max. DIN 19234 compliance for intrinsically safe NAMUR sensors.
Note: Universal or frequency input require different instruments. See order code.
Outputs
4-20mA (750 ohms maximum load), 1-5Vdc or 0-10Vdc analog retransmitter.
One optional module galvanically isolated to 300Vac from power supply and input.
Up to two SPDT relays rated for 3A at 220Vac.
Logic signal, open collector transistor, 40mA/24Vdc maximum with isolation.
Serial Communication
RS-232 or RS-422/485 with 50Vdc isolation.
Indication
DMY-2030-Light: 14mm red LED's display with four and a half digits which can be configured together with the decimal point.
DMY-2030-TOT-Light: 9mm red LED's display with eight digits which can be configured together with the decimal point.
Totalization Range
0 to 99999999 which can be configured together with the decimal point.
Configuration
By front-panel push-buttons and internal jumpers.
Sampling Rate
70 ms standard. Half second display update rate.
Accuracy
± 0.1% of full scale for TC, RTD, mA, mV and Vdc input.
± 0.5% of full scale for analog retransmitter output.
± the display resolution for frequency input.
Linearization
± 0.1% of full scale for RTD and
± 0.2% of full scale for TC.
Square Root Extraction
± 0.5% of reading, for input above 10% of span. Cut-Off programmable from 0 to 5%.
Digital Filter
First order digital filter applied to the input with time constant from 0.0 to 25.0 seconds.
Cold Junction Compensation
± 2.0°C at range from 0 to 50°C ambient temperature.
2-Wire Transmitter Power Supply
24Vdc/50mA maximum, isolated from output with short circuit protection.
Span Temperature Coefficient
± 0.005% of span for °C, at 25°C ambient temperature.
Power Supply
90 to 240Vac 50/60Hz, 24Vdc, 12Vdc or other values. 10W nominal. See order code.
Operating Ambient
0 to 50°C temperature and 90% maximum relative humidity.
Dimensions
1/8 DIN (48x96x170mm) HxWxD, (45x92mm) HxW panel cutout.
Weight
0.5kg nominal.
Warranty
One-year warranty.
