2.1 PLC Connection 2-3
SW-6 (RS-232C communication rate and diagnostic commands)
Series B 1785-KE
SW-1 (RS-232C link features)
SW-2 (node number)
SW-3 (communication rates and local/remote option)
SW-4 (for future use)
* Series B 1785-KE switch: ON = 0: DOWN (lower), OFF = 1: UP (upper)
No. Item Setting Remarks
1
RS-232C Communication Rate
Set the same value as the one set
on V9.
2
3
4 Diagnostic Commands ON Execute diagnostic commands
No. Item Setting Remarks
1-3 RS-232C Link Features
SW1: OFF
SW2: OFF
SW3: OFF
Error check: BCC
Parity: None
Embedded response: No
SW1: ON
SW2: OFF
SW3: OFF
Error check: BCC
Parity: Even
Embedded response: No
4 Detect duplicate messages ON
Detect and ignore duplicate
messages
5 Hand shaking signals OFF Ignore handshaking signals
6 Diagnostic Commands ON Execute diagnostic commands
No. Item Setting Remarks
1
Octal Digit 0 0
SW1: ON
SW2: ON
2
3-5 Octal Digit 1
Setting example:
Station number 15 (DEC) = 17
(OCT)
SW3-5: ON, OFF, OFF
SW6-8: ON, ON, ON
6-8 Octal Digit 2
No. Item Setting Remarks
1
Network Communication Rate
ON
57600 bps For DH+ port
2 ON
3-5 RS-232 Link Baud Rate
Set the same value as the one
set on V9.
6 Local / Remote operation ON Local mode
No. Setting Remarks
1-4 OFF Always OFF (system reserved)