Mitsubishi Electric MELSEC-FX3S Series - List of Special Devices; Output Setting Data; Error Status; Model Code = 4

G-16
4 Programming
4.2 List of Special Devices
FX 3S /FX 3G /FX 3GC /FX 3U /FX 3UC PLC User's Manual - Analog Control Edition
FX3G-1DA-BD (1-channel Analog Output)
4.2 List of Special Devices
If 1DA-BD is connected, special devices will be assigned automatically as shown in the following table:
•FX
3S Series PLC
R: Read / W: Write
•FX3G Series PLC
R: Read / W: Write
4.3 Switching of Output Mode
Turn the special auxiliary relay on/off to switch the output mode of 1DA-BD between the current output mode
and the voltage output mode.
To switch the output mode, use the following special auxiliary relays:
•FX
3S Series PLC
•FX
3G Series PLC
1. Program Example (For FX3G Series PLC)
To switch the output mode, create a sequence program as follows:
Special device Device number Description Attribute Reference
Special auxiliary
relay
M8260 Switches the output mode. R/W Section 4.3
M8261 to M8263 Unused (Do not use.) - -
M8264 Sets the cancel of output holding function. R/W Section 4.4
M8265 to M8269 Unused (Do not use.) - -
Special data
register
D8260 Output setting data R/W Section 4.5
D8261 to D8267 Unused (Do not use.) - -
D8268 Error status R/W Section 4.6
D8269 Model code = 4 R Section 4.7
Special device
Device number
Description Attribute Reference
Board A Board B
Special auxiliary
relay
M8260 M8270 Switches the output mode. R/W Section 4.3
M8261 to
M8263
M8271 to
M8273
Unused (Do not use.) - -
M8264 M8274 Sets the cancel of output holding function. R/W Section 4.4
M8265 to
M8269
M8275 to
M8279
Unused (Do not use.) - -
Special data
register
D8260 D8270 Output setting data R/W Section 4.5
D8261 to
D8267
D8271 to
D8277
Unused (Do not use.) - -
D8268 D8278 Error status R/W Section 4.6
D8269 D8279 Model code = 4 R Section 4.7
Special auxiliary relay Description
M8260 Switches the output mode.
OFF:Voltage output
ON :Current output
Special auxiliary relay
Description
Board A Board B
M8260 M8270 Switches the output mode.
OFF:Voltage output
ON :Current output
To switch the channel output mode of the
board A to the voltage output mode:
M8001
M8260
Normally OFF