Omron B7A Manual page 66

B7AM-8j
Installation
Internal Circuits and Terminal Arrangement
B7AM-8B11/-8B16/-8B31/-8B36
(Input, Active Low/Output, NPN Open Collector)
Transmission
12 to
24 VDC
Brown (red)
Three-
Blue (black)
wire
Black (white)
sensor
Blue (black)
Two-
wire
Brown (white)
sensor
Note: The wire colors have been changed in accordance with the revision of the Japanese Industrial
Standards for photoelectric sensors and proximity sensors. The colors in parentheses refer to
the old colors.
64
SIG1
+
–
A0
Contact
switch
Ajj
Ajj
Photoelectric sensor, proxim-
ity sensor, (three-wire sensor
with built-in amplifier and
NPN output)
Brown Black Blue
(red) (white) (black)
IN0
Power Power
– SIG1
supply supply
A0
+ –
IN
OUT
Power Power
OUT0 OUT1
supply supply
SIG2 ERR
+ – B0
12 to 24 VDC
Indicator
Two-wire DC Limit switch
proximity sensor
Blue Brown
(black) (white)
IN1 IN2 IN3 IN4 IN5 IN6
A1 A2 A3 A4 A5 A6
OUT 2 OUT3 OUT4 OUT5 OUT6 OUT7
B1 B2 B3 B4 B5 B6
Relay
B7AM-8j
SIG2
Transmission
+
–
Relay
ERR
Bjj
Relay
Bjj
Relay
IN7
A7
B7
Valve