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C-17
4 Programming
4.2 List of Special Devices
FX
3G
/FX
3U
/FX
3UC
PLC User's Manual - Analog Control Edition
FX3U-4AD-ADP (4-channel analog Input)
A
Common Items
B
FX
3U
-4AD
FX
3UC
-4AD
C
FX
3U
-4AD-ADP
D
FX
3G
-2AD-BD
E
FX
3U
-4DA
F
FX
3U
-4DA-ADP
G
FX
3G
-1DA-BD
H
FX
3U
-3A-ADP
I
FX
3U
-4AD-PT
-ADP
J
FX
3U
-4AD-PTW
-ADP
4.2 List of Special Devices
If the 4AD-ADP is connected, special devices will be assigned automatically as shown in the following table:
•FX
3U, FX3UC Series PLC
R: Read / W: Write
Special
device
Device number
Description Attribute
Refer-
ence
1st 2nd 3rd 4th
Special
auxiliary
relay
M8260 M8270 M8280 M8290 Switches the input mode of channel 1 R/W
Section
4.3
M8261 M8271 M8281 M8291 Switches the input mode of channel 2 R/W
M8262 M8272 M8282 M8292 Switches the input mode of channel 3 R/W
M8263 M8273 M8283 M8293 Switches the input mode of channel 4 R/W
M8264 to
M8269
M8274 to
M8279
M8284 to
M8289
M8294 to
M8299
Unused (Do not use.) - -
Special
data
register
D8260 D8270 D8280 D8290 Channel-1 input data R
Section
4.4
D8261 D8271 D8281 D8291 Channel-2 input data R
D8262 D8272 D8282 D8292 Channel-3 input data R
D8263 D8273 D8283 D8293 Channel-4 input data R
D8264 D8274 D8284 D8294
Averaging time for channel-1 (Setting
range: 1 to 4095)
R/W
Section
4.5
D8265 D8275 D8285 D8295
Averaging time for channel-2 (Setting
range: 1 to 4095)
R/W
D8266 D8276 D8286 D8296
Averaging time for channel-3 (Setting
range: 1 to 4095)
R/W
D8267 D8277 D8287 D8297
Averaging time for channel-4 (Setting
range: 1 to 4095)
R/W
D8268 D8278 D8288 D8298 Error status R/W
Section
4.6
D8269 D8279 D8289 D8299 Model code = 1 R
Section
4.7