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39
Part Names and Functions
Section 2-1
(3)
Peripheral USB Port
Used for connecting to a personal computer for programming and moni-
toring by the CX-Programmer.
(4)
Analog Adjuster
By turning the analog adjuster, it is possible to adjust the value of A642
within a range of 0 to 255. (Refer to
6-4 Analog Adjuster and External
Analog Setting Input
.)
(5)
External Analog Setting Input Connector
By applying 0 to 10 V of external voltage, it is possible to adjust the value
of A643 within a range of 0 to 256. This input is not isolated. (Refer to
6-
4 Analog Adjuster and External Analog Setting Input
.)
(6)
DIP Switch
CPU Units with 30, 40 or 60 I/O Points
Note
The following data will be write-protected if pin SW1 is turned ON:
• The entire user program (all tasks)
• All data in parameter areas (such as the PLC Setup)
When SW1 is turned ON, the user program and the data in the pa-
rameter areas will not be cleared even if the All Clear operation is
performed from a Peripheral Device (i.e., the CX-Programmer).
CPU Units with 10,14 or 20 I/O Points
No.
Setting
Description
Application
Default
SW1
ON
User memory write-
protected (See note.)
Used to prevent pro-
grams from being inad-
vertently overwritten.
OFF
OFF
User memory not
write-protected.
SW2
ON
Data automatically
transferred from
Memory Cassette at
startup.
Used to enable pro-
grams, Data Memory, or
parameters saved on a
Memory Cassette to be
opened by the CPU Unit
at startup.
OFF
OFF
Data not transferred.
SW3
ON
A395.12 ON
This pin enables control-
ling a bit in memory with-
out using an input relay.
OFF
OFF
A395.12 OFF
SW4
ON
Used for peripheral
bus.
Used to enable a Serial
Communications Option
Board mounted in Option
Board Slot 1 to be used
by the peripheral bus.
OFF
OFF
According to PLC
Setup.
SW5
ON
Used for peripheral
bus.
Used to enable a Serial
Communications Option
Board mounted in Option
Board Slot 2 to be used
by the peripheral bus.
OFF
OFF
According to PLC
Setup.
SW6
OFF
Keep turned OFF.
---
OFF
No.
Setting
Description
Application
Default
SW1
ON
User memory write-
protected (See note.)
Used to prevent pro-
grams from being inad-
vertently overwritten.
OFF
OFF
User memory not
write-protected.
ON
1
2
34
56
ON
12
3
4
Summary of Contents for CP1L CPU UNIT - 03-2009
Page 1: ...Cat No W462 E1 06 CP1L CPU Unit SYSMAC CP Series CP1L L_0D_ CP1L M_0D_ OPERATION MANUAL...
Page 2: ......
Page 4: ...iv...
Page 10: ...x...
Page 22: ...xxii...
Page 34: ...xxxiv Conformance to EC Directives 6...
Page 70: ...36 Function Blocks Section 1 5...
Page 584: ...550 Trouble Shooting Section 8 7...
Page 627: ...593 Sample Application Section 9 12 Network Settings Network Tab Network Settings Driver Tab...
Page 630: ...596 Sample Application Section 9 12...
Page 654: ...620 Troubleshooting Unit Errors Section 11 4...
Page 662: ...628 Replacing User serviceable Parts Section 12 2...
Page 668: ...634 Standard Models Appendix A...
Page 698: ...664 Auxiliary Area Allocations by Function Appendix C...
Page 746: ...712 Auxiliary Area Allocations by Address Appendix D...
Page 773: ...739 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Page 774: ...740 Connections to Serial Communications Option Boards Appendix F...
Page 806: ...772 Index...
Page 808: ...774 Revision History...