Technical specifications
A-28 ADAM 4000 Series User's Manual
A.12 ADAM-4052 Isolated Digital Input Module
Table A-16 ADAM-40521/4052 Specifications
I/ O channels 16 isolated input for ADAM-4051
8 inputs
(6 fully independent isolated channels, and
2 isolated channels with commond ground)
for ADAM-4052
Input/Output RS-485 (2-wire)
speed (bps) 1200, 2400, 4800, 9600, 19.2K, 38.4K
maximum distance 4000 ft. (1200 m)
Digital input ADAM-4051
Dry Contact:
Logic level 0: Close to GND
Logic level 1: Open
Wet Contact:
Logic level 0: +3V max.
Logic level 1: +10 to 50V
ADAM-4051/4052
Logic level 0: +1V max.
Logic level 1: +3.5 to +30 V
Input resistance 3 kΩ @ 0.5 W
Isolation voltage 5000 V
RMS
Watchdog timer Yes
Power supply +10 to +30 V
DC
(non-regulated)
Power consumption 0.4 W
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