Omron B7A Manual page 16

B7AS
Operation
Power Supply
The 6 positive and 6 negative power supply terminals are respectively connected internally. Use any positive and negative terminals for the
power supply and any negative terminal for the negative signal line.
I/O Delay: Normal Speed (Connect Independent Power Supplies)
(12 to 24 VDC)
DC power
supply
Power
Power
supply
supply
Power Power
supply supply
Note: Set the I/O delay selection
switch to 19.2 ms.
I/O Delay: High Speed (Connect Independent Power Supplies)
(12 to 24 VDC)
DC power
supply
Power Power
supply
supply
Power
Power
supply
supply
Note: Set the I/O delay selector switch to 3 ms.
Note: In the above diagram, a shielded transmis-
sion cable (thickness: 0.75 mm
used. Connect the shield line to ground (do
not connect to the negative power supply
terminals).
14
(12 to 24 VDC) DC power
supply
Transmission distance: 500 m max.
Transmission distance: 100 m max.
2
min.) is
B7A/B7AS: Normal-speed model
Power Power
supply supply
Power Power
supply supply
Note: Use a VCTF transmission cable of
thickness 0.75 mm min.
Power Power
supply supply
DC power
(12 to 24 VDC)
supply
Power Power
supply supply
B7AS
B7A/B7AS: Normal-speed model
B7A/B7AS: High-speed model
B7A/B7AS: High-speed model