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Measured value: Two-state signal, Pulses
Binary input:
Parameters of the voltage contact: "L" level input voltage: < 0.4 V(*);
"H" level input voltage: > 2 V;
Minimum voltage applicable: 0 V;
Maximum voltage applicable: +30 V DC
Parameters of the voltage-free contact: Contact resistance in "switched-on" state: < 10 kOhm;
Contact resistance in the "switched-off" state: > 300 kOhm;
Contact voltage in the "switched-off" state: ca 3 V;
Minimum state duration necessary for latching the state:1s
Counter input:
Counter parameters: Range 24 bits (16 777 215), possibility of letting the counter overflow
Maximum pulse frequency: configured for voltage input - max. 5kHz
configured for a voltage-free or open-collector transistor - max. 200Hz
Operating temperature: -20 to +60 °C
Channels: 4x binary input nebo 2x binary input a 2x counter
Memory: 500 000 values in noncyclic logging mode; 350 000 values in cyclic record mode
Recording interval: adjustable from 1 s to 24 h
Display and alarm refresh: adjustable 1 s, 10 s, 1 min
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 3.6V, size AA
Protection class: IP20
Dimensions: 61 x 93 x 32 mm
Weight (including batteries): approx. 120 g
Included in delivery:
U7844
Instruction Manual
1x Lithium battery 3.6 V
FREE FULL VERSION Analytical Software COMET Vision
USB COMMUNICATION CABLE IS NOT INCLUDED IN DELIVERY
