ADAM-4000 Series User Manual 318
A.19 ADAM-4080 Counter/Frequency Input Module
Table A.23: ADAM-4080 Specifications
Input channel number 2 independent 32-bit counters
Input frequency 50 kHz maximum
Input mode Isolated or non-isolated
Isolation input level
Logic level 0
Logical level 1
+1 V maximum
+3.5 V to +30 V
Isolation voltage 2500 VRMS
Non-isolation input level
Logic Ievel 0
Logic level 1
Programmable threshold
0 to +5 V (default = 0.8 V)
0 to +5 V (default = 2.4 V)
Input pulse width >10 sec
Maximum count 4,294,967,295 (32 bits)
Programmable digital noise filter 2 sec to 65 msec
Alarming Alarm comparators on each counter
Preset type Absolute or relative
Frequency measurement Range
Programmable built-in gate time
5 Hz to 50 KHz
1.0/0.1 sec
Digital output channels
Sink current
Power dissipation
2 channels open collector to 30 V
30 mA max. load
300 mW
Support protocol ADAM ASCII
Watchdog timer 1.6 second (System)
Power requirements
+10 to +30 V
DC
(non-regulated)
Power consumption
2.0 W@ 24 V
DC
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