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Axis 0820-001 A9188 Network Relay I/O Module

Axis A9188 Installation Guide - Page 23

For 0820-001.

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AXISA9188NetworkI/ORelayModule
Important
TheoutputcircuitsinthissectionareClass2powerlimited.
RS–485connector(notused)
4-pinRS-485/RS-422halfduplexserialport:
•+12VDC
•0VREF
•A
•B
FunctionPinNotes
Specications
+12VDC
1
12VDC
Maxload=350mA
0VREF
2
0VDC
A
3
B
4
Important
Therecommendedmaximumcablelengthis30m(98.4ft).
Important
TheoutputcircuitsinthissectionareClass2powerlimited.
TamperingAlarmInputConnector
2-pinterminalblockfortamperingalarminput.
FunctionPinNotes
Specications
0VREF
1
0VDC
IN
2
Tamperingalarminput.Whenopened
thealarmwilltrigger.
23
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