Technical specifications
A-36 ADAM 4000 Series User's Manual
A.16 ADAM-4080D Counter/Frequency Input Module with
LED Display
Table A-20 ADAM-4080D Specifications
Input channels Two independent 32-bit counters
Input frequency 50 kHz max.
Input mode Isolated or non-isolated
Isolation input level
Logic level 0 +1 V max
Logical level 1 +3.5 V to +30 V
Isolation voltage 2500 V
RMS
Non-isolation input level Programmable threshold
Logic Ievel 0 0 to +5 V (default = 0.8 V)
Logic level 1 0 to +5 V (default = 2.4 V)
Input pulse width >10 µsec
Maximum count 4,294,967,295 (32 bits)
Programmable digital 2 µsec to 65 msec
noise filter
Alarming High and Low comparators on counter 1
Frequency Measurement
Range 5 Hz to 50 KHz
Programmable built-in 1.0/0.1 sec
gate time
Display LED indicator 5-digit readout; CH 0 or CH 1
(programmable)
Digital Output Channels 2 channels Open collector to 30 V
Sink current 30 mA max. load
Power dissipation 300 mW
Watchdog timer Yes
Power requirements +10 to +30 V
DC
(non-regulated)
Power consumption 2.0 W
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