B7AC
B7AC
74
B7AC-T10A1-B Input
Compatible
inputs
Switches, two-wire sensors, three-wire PNP sensors
Input logic
Active high
Current consumption (see note)
120 mA max. with all input terminals ON
Input voltage range
0 VDC to supply voltage
Input current range
3.6 to 5.3 mA/point
ON/OFF threshold
No-contact input:
ON voltage:
Power supply voltage –5.5 V min.
OFF voltage:
Power supply voltage –7.5 V max.
Contact input:
ON discrimination resistance:
1 kΩ
max.
OFF discrimination resistance: 2.1 k
Ω
min.
Note:
Consumption when all 10 points are ON. Excludes external sensor current for Input T
erminals.
Nomenclature
Power supply indicator
Input indicators
T
ransmission and
power supply connector
Input connector
Indicator Operation
Indicator Function
POWER G Lit
when power is supplied and the
T
erminal is operating.
N
Not lit when power is not supplied.
Input O
Lit when the input signals are ON.
N
Not lit when the signals are OFF
.
Note:
G: Green indicator lit; O: Orange indicator lit; N: Not lit
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