Omron B7A - Page 71

B7AH
B7AH
69
I/O Delay: Normal Speed
Connection of Independent Power Supplies
Input side
Output side
5 VDC
12 to 24 VDC 5 VDC 12 to 24 VDC
Note: A VCTF cable with a thickness of 0.75 mm
2
min. must be used for signal transmission.
Transmission distance: 500 m max.
VSS
VDD
–V
SIG
+V
VSS
VDD
–V
SIG
+V
Connection of Single Power Supply to Input or Output T erminal
Input side
Output side
5 VDC
24 VDC
Note: A VCTF cable with a thickness of 0.75 mm
2
min. must be used for signal transmission.
A current of 1.8 A max. can be transmitted
along the power line (+, –).
Transmission distance: 100 m max.
VSS
VDD
–V
SIG
+V
VSS
VDD
–V
SIG
+V
5 VDC
I/O Delay: High Speed
Connection of Independent Power Supplies
Input side Output side
5 VDC 12 to 24 VDC 5 VDC 12 to 24 VDC
Note: In this example, a shielded cable with a
thickness of 0.75 mm
2
min. is used for
signal transmission. It is recommended
that the shield be grounded.
The maximum transmission distance is
10 m if a VCTF wire with a thickness of
0.75 mm
2
is used instead of a shielded
cable for the transmission path.
Shielded cable
Transmission distance:
100 m max.
VSS
VDD
–V
SIG
+V
VSS
VDD
–V
SIG
+V
GND
Connection of Single Power Supply to Input or Output T erminal
Input side
Output side
5 VDC
24 VDC
Note: In this example, a shielded cable with a thick -
ness of 0.75 mm
2
min. is used for signal
transmission.
A current of 1.8 A max. can be
transmitted through the power line (+, –). It is
recommended that the shield be grounded.
(Do
not connect to a negative pin.)
The maximum transmission distance is 10 m
if a VCTF wire with a thickness of 0.75 mm
2
is used instead of a shielded cable for the
transmission
path.
Shielded cable
Transmission distance:
50 m max.
VSS
VDD
–V
SIG
+V
VSS
VDD
–V
SIG
+V
5 VDC
GND