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External control
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7.2 Serial communication control
■ RS-232C terminal specifications
（D-Sub 9-pin）
D-sub 9-pin connector (male pins) (JAE: DELC-J9PAF-10L9E)
[Connection cable specifications]
For the cable connector use a D-sub 9-pin connector (female pins).
Cable (shielded).
UJ30/35 Controller side
Signal Name Pin No. Pin No. Name Signal
Unconnected － 1 1 － Unconnected
Send data SD 2 2 RD Send data
Receive data RD 3 3 SD Receive data
Unconnected － 4 4 － Unconnected
Signal ground
SG 5 5 SG Signal ground
Unconnected － 6 6 － Unconnected
Unconnected － 7 7 － Unconnected
Unconnected － 8 8 － Unconnected
Unconnected － 9 9 － Unconnected
■ Communication specifications
Interface RS232C
Communication method
Half duplex
Synchronization Asynchronous communication method
Transmission medium 3-core shielded wire
Transmission distance 15 m max.
Transmission speed 38400bps
Transmission code ASCII
Data length: 8 bits
Parity check: None
Transmission format
Stop bit: 1 bit