Mitsubishi Electronics MELSEC-F Manuel D’Utilisation
L-18
4 Programming
4.2 List of Special Devices
FX
3G
/FX
3U
/FX
3UC
PLC User's Manual - Analog Control Edition
FX
3U
-4AD-TC-ADP (4-channel Thermocouple Data Input)
4.2
List of Special Devices
If TC-ADP is connected, special devices will be assigned automatically as shown in the following table:
• FX
• FX
3U
, FX
3UC
Series PLC
R: Read / W: Write
Special
device
Device number
Description
Attribute Refer to
1st
2nd
3rd
4th
Special
auxiliary
relay
auxiliary
relay
M8260
M8270
M8280
M8290
Selects the temperature unit
R/W
Section
4.3
M8261
M8271
M8281
M8291
Switches the thermocouple type
between type K and type J
between type K and type J
R/W
Section
4.4
M8262 to
M8269
M8272 to
M8279
M8282 to
M8289
M8292 to
M8299
Unused (Do not use.)
-
-
Special
data
register
data
register
D8260
D8270
D8280
D8290
Channel-1 temperature measurement
data
data
R
Section
4.5
D8261
D8271
D8281
D8291
Channel-2 temperature measurement
data
data
R
D8262
D8272
D8282
D8292
Channel-3 temperature measurement
data
data
R
D8263
D8273
D8283
D8293
Channel-4 temperature measurement
data
data
R
D8264
D8274
D8284
D8294
Averaging time for channel 1
(Setting range: 1 to 4095)
(Setting range: 1 to 4095)
R/W
Section
4.6
D8265
D8275
D8285
D8295
Averaging time for channel 2
(Setting range: 1 to 4095)
(Setting range: 1 to 4095)
R/W
D8266
D8276
D8286
D8296
Averaging time for channel 3
(Setting range: 1 to 4095)
(Setting range: 1 to 4095)
R/W
D8267
D8277
D8287
D8297
Averaging time for channel 4
(Setting range: 1 to 4095)
(Setting range: 1 to 4095)
R/W
D8268
D8278
D8288
D8298
Error status
R/W
Section
4.7
D8269
D8279
D8289
D8299
Model code = 10
R
Section
4.8