Omron DeviceNet CV Series Operation Manual page 235

B7AC Interface Units
Components of the DRT1-B7AC
DIP switch 1:
Pins 1 to 6: Node address setting
Pins 7 and 8: Baud rate setting
(Refer to page 215.)
DIP switch 2:
Pins 1 to 3: B7AC transmission delay setting
Pins 4 and 5: Reserved (Always OFF.)
Pins 6 to 8: B7AC communications error signal setting
(Refer to page 219.)
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Item
Ambient operating 25% to 85% (with no condensation)
humidity
Degree of protection IP66
Mounting method M5 screws
Mounting strength 100 N for 10 s
Communications 100 N pull for 10 s
connector strength
Weight Approx. 500 g max.
Communications Specifications (with B7AC-series Units)
Item
Number of ports 3 ports for communications with B7AC Link Terminal Units
(Round shielded connectors)
Number of I/O points 30 inputs (10 inputs/port × 3 ports)
Communications Split multiplex transmission in one direction
method
Transmission delay Standard: 19.2 ms typical (31 ms max.)
High-speed: 3 ms typical (5 ms max.)
Communications 0.5 mm VCTF cable, 1 A current max. on +/− lines
path
Communications dis- With standard transmission delay: 50 m max.
tance
With high-speed transmission delay: 30 m max.
B7AC-series indicators
Indicate the status of each port.
A
NC
Not used.
Specification
Specification
DeviceNet indicators
(Refer to page 312.)
ERR A ERR B ERR C MS NS
C
B P
DeviceNet communications
connector
B7AC-series Unit
connectors
External power
supply connector
Section 5-5