Omron B7A Manual page 29

B7A/B7AS
B7A-T6C1/-T6C6
(Input, Active High)
SIG IN0 IN1
SIG A0 A1
(+) (–) + –
+ – B0 B1
Brown Black
(red) (white)
12 to 24 VDC
Photoelectric sensor
Three-wire proximity sensor with
built-in amplifier (with PNP output)
Note: 1. 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.
2. Do not short-circuit the SIG terminal with the positive power supply terminal, negative power supply terminal, or a Bjj
terminal, otherwise the internal elements of the B7A will be damaged and no transmission will be possible.
B7A-R6B11/-R6B16/-R6B31/-R6B36
(Output, NPN Open Collector)
ERROR SIG OUT0 OUT1
ERR SIG A0 A1
(+) (–) + +
+ – B0 B1
12 to 24 VDC
Indicator
Trans- SIG
mission
line
+
12 to
24 VDC –
Ajj
SW
Bjj
Brown (red)
Proximity
switch Ajj
(PNP
Black
output) (white)
Bjj
Blue
(black)
Ajj
Bjj
IN2 IN3 IN4 IN5 IN6
A2 A3 A4 A5 A6
+ – + – +
B2 B3 B4 B5 B6
Blue
(black)
OUT2 OUT3 OUT4 OUT5 OUT6
A2 A3 A4 A5 A6
+ + + + +
B2 B3 B4 B5 B6
IN7 IN8 IN9 IN10 IN11
A7 A8 A9 A10 A11
– + – + –
B7 B8 B9 B10 B11
Two-wire proximity sensor
(with DC output)
SIG
+
–
ERR
Ajj
Bjj
Ajj
Bjj
OUT7 OUT8 OUT9 OUT10 OUT11
A7 A8 A9 A10 A11
+ + + + +
B7 B8 B9 B10 B11
Relay
Valve
B7A/B7AS
IN
IN12 IN13 IN14 IN15
A12 A13 A14 A15
+ – + –
B12 B13 B14 B15
Blue Brown
Limit switch
(black) (white)
Trans-
mission
line
12 to
24 VDC
Relay
Relay
Indicator
OUT
OUT12 OUT13 OUT14 OUT15
A12 A13 A14 A15
+ + + +
B12 B13 B14 B15
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