Omron CPM1 - PROGRAMING MANUAL 02-2001 Programming Manual page 282

CPM2A/CPM2C Communications Functions
Front View
CPU Unit with Relay Out-
puts via Terminal Block
7. Communications port
2. Input terminals
3. Output terminals
262
CPM2A Communications Switch Setting
Turn OFF the communications switch when using 1:1 NT Link communications.
One-to-one NT Link communications will not be possible if the communications
switch is ON.
CPM2C DIP Switch Settings
Turn OFF pin 1 of the DIP switch when using 1:1 NT Link communications so that
communications through the RS-232C port are governed by the settings in the
PC Setup (DM 6645 to DM 6649).
CPU Unit with Transistor Outputs
via Fujitsu-compatible Connector
CPU Unit with Transistor Outputs
via MIL Connector
7. Communications port
Pin settings
Pin 1
OFF OFF
ON ON
RS-232C port
4. Status indicators
6. Output indicators
5. Input indicators
8. Communications switch
9. Customize switch
2. Input connector
3. Output connector
4. Status indicators
6. Output indicators
5. Input indicators
8. Communications switch
9. Customize switch
2. Input connector
3. Output connector
RS-232C port communications p
Governed by the PC Setup Governed by the PC Setup
(DM 6645 to DM 6649)
Governed by standard settings Governed by standard settings
Section 4-3
Communications switch
ON
OFF
DIP switch for Units
with 10/20 I/O points
(8) (9)
DIP switch for Units
with 32 I/O points
(8)
(9)