Mitsubishi Electric MELSEC-FX3S Series Manual page 455

FX /FX /FX /FX /FX
3S 3G 3GC 3U 3UC
FX -4AD-PNK-ADP (4-channel Resistance Thermometer Data Input)
3U
4.4 Input sensor selection
Turn on the Pt1000 type or off the Ni1000 type selection special auxiliary relay to select the Pt1000 or Ni1000
for PNK-ADP.
The input sensor type will be selected for all the channels at the same time.
To select the input sensor type, use the following special auxiliary relays:
• FX Series PLC
3S
Special auxiliary relay
M8281
• FX /FX Series PLC
3G 3GC
Special auxiliary relay
1st
M8281
• FX /FX Series PLC
3U 3UC
Special auxiliary relay
1st
M8261
1. Program Example (For FX
1) To select Pt1000 for the 1st adapter:
M8001
Normally OFF
PLC User's Manual - Analog Control Edition
Input sensor selection:
OFF: Pt1000
ON: Ni1000
2nd
Input sensor selection:
M8291 OFF: Pt1000
ON: Ni1000
2nd 3rd 4th
M8271 M8281 M8291
/FX Series PLC)
3U 3UC
M8261
Description
Description
Description
Input sensor selection:
OFF: Pt1000
ON: Ni1000
2)To select Ni1000 for the 2nd adapter :
M8000
Normally ON
4 Programming
4.4 Input sensor selection
M8271
K-21
K
L
M