Omron B7A Manual page 38

B7A
Operation
Power Supply
16-point Terminal Models
I/O Delay: Normal Speed
Connection of Independent Power Supplies
Input
– SIG +
– +
DC power
supply
(12 to 24 V)
Connection of Single Power Supply to Input or Output Terminal
Input
– SIG +
I/O Delay: High Speed
Connection of Independent Power Supplies
Input
– SIG +
– +
DC power
supply
(12 to 24 V)
36
SIG
–
Transmission distance
500 m max.
+
SIG
–
Transmission distance
100 m max.
Shielded cable
SIG
–
Transmission distance
100 m max.
GND
Output
Note: A VCTF cable with a thickness of
SIG ERR
– +
– +
DC power
supply
(12 to 24 V)
Output
Note: In this example, a VCTF trans-
– SIG ERR +
– +
DC power
supply
(24 V)
Output
Note: A shielded cable with a thickness of
– SIG ERR +
– +
DC power
supply
(12 to 24 V)
B7A
2
0.75 mm min. must be used for
signal transmission.
mission cable with a thickness of
2
0.75 mm min. is used, through
which a current of 1.8 A max.
can be transmitted.
2
0.75 mm min. must be used for
signal transmission. It is recom-
mended that the shield be
grounded.