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4-3
Section
CPM2A/CPM2C Communications Functions
267
CPM2C DIP Switch Settings
Turn OFF pin 1 of the DIP switch when using 1:1 PC Link communications so
that communications through the RS-232C port are governed by the settings in
the PC Setup (DM 6645 to DM 6649).
Front View
CPU Unit with Relay Out-
puts via Terminal Block
CPU Unit with Transistor Outputs
via Fujitsu-compatible Connector
CPU Unit with Transistor Outputs
via MIL Connector
2. Input terminals
7. Communications port
8. Communications switch
9. Customize switch
5. Input indicators
6. Output indicators
3. Output terminals
4. Status indicators
2. Input connector
3. Output connector
7. Communications port
8. Communications switch
9. Customize switch
5. Input indicators
6. Output indicators
4. Status indicators
2. Input connector
3. Output connector
DIP switch for Units
with 10/20 I/O points
(8)
(9)
(8)
(9)
DIP switch for Units
with 32 I/O points
Pin settings
RS-232C port communications
Pin 1
p
OFF
Governed by the PC Setup
(DM 6645
DM 6649)
OFF
y
p
(DM 6645 to DM 6649)
ON
Governed by standard settings
ON
y
g