Technical data 
TEMPERATURE SENSOR - external probe Pt1000
Measuring range -90 to +260 °C
Accuracy ±0.2 °C (-50 to +100 °C); ±0.2 % from reading from +100 to +260 °C; ±0.4 % from reading from -90 to -50 °C
Resolution 0.1 °C
BINARY INPUT
Signal for binary input from potential - less contact, connected to connector ELKA 3008V
Minimum pulse duration at binary input 500 ms
Maximum frequency at binary input 0.5 Hz (i.e. maximum 5 pulses in 10 s)
Power current of connected contact 3 µA (contact closed)
Voltage across open contact max. 3,6 V
GENERAL TECHNICAL DATA
Operating temperature -30 to +70 °C
Channels 3x external temperature probe, 1x binary input Memory 32,000 values (non-cyclic record)
Recording interval adjustable from 10 s to 24 h
Display and alarm refresh each 10 s
Recording mode noncyclic - data logging stops after filling the memory cyclic - after filling memory oldest data is overwritten by new
Real time clock year, leap year, month, day, hour, minute, second
Power lithium battery 3.6 V; size AA
Battery life 5 years
Protection class IP67 1/2
Dimensions (without connectors) 93 x 64 x 29 mm
Weight (including batteries) approx. 115 g