171-2 Temperature Humidity Datalogger. Starting magnet. Internal probes.
171-3 Temperature Humidity Datalogger. Internal probes.
171-4 Temperature Data Loggers. 4 Channels. External NTC probes.
171-6 Temperature Humidity Datalogger. Starting magnet. External probes.
171-8 Temperature Data Loggers. 4 Channels. External T or K probes.
The 171 is a high performance logger series with built-in sensors for Temperature (NTC) and / or Relative Humidity. This series has a large memory, accurate and comes in a rugged housing made of anodized aluminum. High-end multi-channel data logger with a battery life up to 5 years. Family of 1 to 4 channel temperature data loggers. Range: -35° to 70°C (-50° to 158°F).

 

	171-2	171-3	171-6
Product Picture
Temperature measuring range	-20 to 70°C (-4 to 158°F)	-25 to 50°C (-14 to 122°F)	-50 to 120°C (-58 to 248°F)
Sensor	NTC	NTC	NTC
Humidity Range	0 to 100%	0 to 100%	0 to 100%
Measuring Rate	2 s to 24 h (freely selectable)	2 s to 24 h (freely selectable)	2 s to 24 h (freely selectable)
Memory Capacity	55,000 measured values	55,000 measured values	55,000 measured values
Protection Class	IP65	IP65	IP65
Housing	Aluminum, anodized	Aluminum, anodized	Aluminum, anodized
Dimensions	5.16 x 2.68 x 1.02"	5.16 x 2.68 x 1.02"	5.16 x 2.68 x 1.02"
Software	Requires Windows 3.0 or higher	Requires Windows 3.0 or higher	Requires Windows 3.0 or higher
Warranty	2 years	2 years	2 years

 
 Note: The above Loggers of the 171 Series are all measuring Temperature and RH.