Omron NC1-510000, User Manual

Page: 93 / 188

4-2-11
COMM Connector Specifications
Specifications of the COMM interface on the Mobile Robot layer of the AMR Controller.
The COMM connector supports:
• 1 interface RS232
• 1 interface RS422
Additional Information
• Refer to 5-4-2 Ground on page 5-20 for grounding details.
• Refer to A-5 COMM Connector Pin Details on page A-25 for pin details.
Connector and cable specifications:
Item Specifications
Connector type 9-pin D-sub female
Cable length 3 m max.
Cable wire size 24 AWG min.
RS422 specifications:
Item Specifications
Signalling rate 1 Mbps max.
Termination 120 Ohm fixed internally on receiver side.
No termination on driver side.
Bus communication mode Full-Duplex
Bus type Not isolated
Short circuit voltage at any bus terminal -7 V to 12 V
Common mode voltage range 1 V to 3 V
Receiver Failsafe operation Open bus, shorted bus, and idle bus
The receiver will have a defined state during failsafe
states
RS232 specifications:
Item Specifications
Signalling rate 120 kbps max.
4 Specifications
4-27
AMR Controller User's Guide (I650)
4-2 Connector Specifications
4
4-2-1
1 COMM Connector Specifications