Omron B7A Manual page 91

B7A
Operation
Power Supply
Screw Terminal Models
Connection of Independent Power Supplies
SIG INO IN1 IN2 IN3 IN4
SIG A0 A1 A2 A3 A4
_ _ _
+ + + +
+ – B0 B1 B2 B3 B4
Transmission distance
500 m max.
+ –
DC power
supply
(12 to 24 V )
Connection of Single Power Supply to Input or Output Terminal
SIG INO IN1 IN2 IN3 IN4
SIG A0 A1 A2 A3 A4
_ _ _
+ + + +
+ – B0 B1 B2 B3 B4
Transmission distance
100 m max.
Modular Models
Connection of Independent Power Supplies
Input Terminal
9 8 7 6 5
I
10 11 12 13 14 15 16 17 18 10 11 12 13 14 15 16 17 18
12 to 24 VDC
IN
IN5 IN6 IN7 IN8 IN9
A5 A6 A7 A8 A9
_ _ _
+ +
B5 B6 B7 B8 B9
SIG
–
+
DC power
supply
(12 to 24 V )
IN
IN5 IN6 IN7 IN8 IN9
A5 A6 A7 A8 A9
_ _ _
+ +
B5 B6 B7 B8 B9
–
+
SIG
+
DC power
supply
(24 V)
4 3 2 1 9 8
I
10 11 12 13 14 15 16 17 18 10 11 12 13 14 15 16 17 18
Transmission distance
500 m max.
SIG
ERROR OUT0 OUT1 OUT2 OUT3 OUT4 OUT5
ERR SIG A0 A1 A2 A3 A4 A5
+ _ + + + + + + +
+ – B0 B1 B2 B3 B4 B5 B6
–
Note: A VCTF cable with a thickness of 0.75 mm
must be used for signal transmission.
SIG
ERROR OUT0 OUT1 OUT2 OUT3 OUT4 OUT5
ERR SIG A0 A1 A2 A3 A4 A5
_
+ + + + + + + +
+ – B0 B1 B2 B3 B4 B5 B6
Note: In this example, a VCTF transmission cable with a
thickness of 0.75 mm
–
current of 1.2 A max. can be transmitted.
Output Terminal
7 6 5 4 3 2 1
12 to 24 VDC
Note: A VCTF cable with a thickness of 0.75 mm
must be used for signal transmission.
OUT
OUT6 OUT7 OUT8 OUT9
A6 A7 A8 A9
+ + +
B7 B8 B9
OUT
OUT6 OUT7 OUT8 OUT9
A6 A7 A8 A9
+ + +
B7 B8 B9
2
min. is used, through which a
B7A
2
min.
2
min.
89