3-channel NTC temperature data logger Measuring range: internal: -35 °C..+55 °C, external:-50 °C..+140 °C, Memory capacity: 64’000 data points Connections: RS232, 2 digitals inputs, alarm output, protocol printer output, Validation certificate (validation points at 0 °C and +40 °C).

Characteristics
Product type:Datalogger
Logger/module type:Logger, not networkable
Probe type:Datalogger with NTC-Probe, internal and external
Typical application area:Freezer, refrigerator, climate roomMeasurement parameters:Temperature
Measurement range temperature:Internal: -35 °C..+55 °C; external: -50 °C..+140 °C
Measurement accuracy temperature:±0.2 °C [+0.1 °C..+30.0 °C] / ±0.3 °C [-24.9 °C..±0.0 °C; +30.1 °C..+70.0 °C] / ±0.4 °C [-50.0 °C..-25.0 °C; +70.1 °C..+100.0 °C] / ±0.7 °C [+100.1 °C..+140.0 °C]
Usage:Multiple Use
Alarm:Alarm thresholds
Connectivity:RS232, 2 digital inputs, alarm output, record printer output
Life time:10 Years
Memory capacity:64’000 measurement values per logger
Dimensions:110 x 35 x 85 mm (4.3 x 1.4 x 3.4)
Material:ABS plastic material
Protection class:IP 54
Certificates:Validation certificate

Measured quantity : temperature, humidity
Connector type : RS-232
Sensor type : NTC
Display : with LCD display
Other characteristics : digital