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264
Remote I/O Modules
Section 5-3
External Connections
The following diagram shows the external connections for the SRT
@
-ID16P
(16 inputs).
The following diagram shows the external connections for the SRT
@
-OD16P
(16 outputs).
Connecting Communications Status Indicators
Inter
nal
circuitr
y
Communications
Two-wired
proximity sensor
BS– or G
24 V DC
Inter
nal
circuitr
y
Communications
Relay
D1: Reverse voltage prevention diode
24 V DC
Inter
nal
circuitr
y
R: LED current limiting resistor
LED1: LED for COMM
LED2: LED for ERR
The maximum current for LED1
and LED2 is 10 mA.