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Sensor Terminals
Section 5-5
The following diagram shows the internal circuits for the SRT
@
-ND08S (4
inputs and 4 outputs).
Terminal Arrangement
and Wiring
The following diagram shows the terminal arrangement and wiring for the
SRT
@
-ID08S (8 inputs).
Note
In accordance with the changes in the standards for photoelectric sensors
and proximity sensors, wire colors have been changed. Colors in parentheses
are the old wire colors.
The following table shows the terminal arrangement and wiring for the Sensor
Terminal’s I/O Connector.
Inter
nal
circuitr
y
Terminals
for 1 sensor
CompoBus/S
communications
CompoBus/S
communications power
supply (including I/O
power supply)
I/O Connectors
3-wired sensor
(Without diagnostic
output function)
2-wired sensor
(Without diagnostic
output function)
Sensor
Sensor
T
e
rm
inal n
umbers
CompoBus/S
Bro
w
n (red)
Blac
k (white)
Blue (b
lac
k)
Bro
w
n (white)
Blue (b
lac
k)
Terminal number
Function
1
IN (Input)
2
NC (Not used.)
3
V
CC
(V) (External sensor power supply, + terminal)
4
GND (G) (External sensor power supply, – terminal)