Selection Of Temperature Unit - Mitsubishi Electric FX3G User Manual

FX /FX /FX /FX /FX
3S 3G 3GC 3U 3UC
FX -4AD-TC-ADP (4-channel Thermocouple Data Input)
3U
4.3

Selection of Temperature Unit

The state of special auxiliary relays decides the TC-ADP's temperature unit as shown in the table below.
To switch the temperature unit, use the following special auxiliary relays:
• FX Series PLC
3S
Special auxiliary relay
M8280
• FX /FX Series PLC
3G 3GC
Special auxiliary relay
1st
M8280
• FX /FX Series PLC
3U 3UC
Special auxiliary relay
1st
M8260
1. Program Example (For FX
1)To switch the temperature unit to
centigrade (C) for the 1st adapter:
M8001
Normally OFF
PLC User's Manual - Analog Control Edition
Selection of temperature unit:
OFF: Centigrade ( ° C)
ON: Fahrenheit ( ° F)
2nd
Selection of temperature unit:
OFF: Centigrade ( ° C)
M8290
ON: Fahrenheit ( ° F)
2nd 3rd 4th
M8270 M8280 M8290
/FX Series PLC)
3U 3UC
M8260
Description
Description
Description
Selection of temperature unit:
OFF: Centigrade ( ° C)
ON: Fahrenheit ( ° F)
2) To switch the temperature unit to
Fahrenheit (F) for the 2nd adapter:
M8000
Normally ON
4 Programming
4.3 Selection of Temperature Unit
M8270
L-21
K
L
M