Omron B7A - Page 27

B7A/B7AS
B7A/B7AS
25
Installation
Internal Circuits and Terminal Arrangement
Screw Terminal Models
B7A-T6A1/-T6A6
(Input, Active Low)
SIG
SIG
IN0
A0
IN1
A1
IN2
A2
IN3
A3
IN4
A4
IN5
A5
IN6
A6
IN7
A7
IN8
A8
IN9
A9
IN10
A10
IN11
A11
IN12
A12
IN13
A13
IN14
A14
IN15
A15
–
B2
–
B1
–
B0
(–)
–
(+)
+
–
B3
–
B4
–
B5
–
B6
–
B7
–
B8
–
B9
–
B10
–
B11
–
B12
–
B13
–
B14
–
B15
IN
Brown
(red)
Blue
(black)
Black
(white)
Two-wire proximity sensor
(with DC output)
Limit switch
Brown
(white)
Blue
(black)
12 to 24 VDC
Photoelectric sensor
Three-wire proximity
sensor with built-in
amplifier (with NPN
output)
SIG
+
–
Trans-
mission
line
Two-wire
proximity
sensor
(with DC
output)
Brown
(white)
Blue
(black)
SW
SW
12 to
24 VDC
Internal circuit
Ajj
Bjj
Ajj
Bjj
Ajj
Bjj
B7A-T6B1/-T6B6
(Input, Active Low)
SIG
SIG
IN0
A0
IN1
A1
IN2
A2
IN3
A3
IN4
A4
IN5
A5
IN6
A6
IN7
A7
IN8
A8
IN9
A9
IN10
A10
IN11
A11
IN12
A12
IN13
A13
IN14
A14
IN15
A15
+
B2
–
B1
+
B0
(–)
–
(+)
+
–
B3
+
B4
–
B5
+
B6
–
B7
+
B8
–
B9
+
B10
–
B11
+
B12
–
B13
+
B14
–
B15
IN
12 to 24 VDC
Brown
(red)
Black
(white)
Blue
(black)
Photoelectric sensor
Three-wire proximity sensor with
built-in amplifier (with NPN output)
Limit switch
Brown
(white)
Blue
(black)
Two-wire proximity sensor
(with DC output)
Brown
(red)
Blue
(black)
Black
(white)
SIG
+
–
Trans-
mission
line
SW
SW
12 to
24 VDC
Proximity
switch
(NPN
output)
Internal circuit
Ajj
Bjj
Ajj
Bjj
Ajj
Bjj