Mitsubishi Electric FX3G User Manual page 108

FX /FX /FX /FX /FX
3S 3G 3GC 3U
FX -4AD/FX -4AD (4-channel Analog Input)
3U 3UC
3
Creation of sequence program
Create the program as follows to read analog signals.
• While referring to step 2, set the input mode "H****".
• While referring to step 1, set the unit number in 
- Program Example (For FX
Initial pulse
M8002
RUN monitor
M8000
T0
*1. Use the FROM and TO instructions in FX
4
Sequence program transfer and data register check
1) Transfer the sequence program, and start the PLC.
2) The 4AD analog data input mode will be stored in data registers (D0 to D3) of the PLC.
3) Check that the data is stored in D0 to D3.
B-18
PLC User's Manual - Analog Control Edition
3UC
/FX
3U 3UC
FNC 12
MOV
FNC 15
U\G10
BMOV
→ If the data is not properly stored, refer to Chapter 8 "Troubleshooting."
*1
Series PLCs)
Input mode (step 2)
Unit number (step 1)
Specify the input mode (BFM#0) for channels
H**** U\G0
1 to 4.
P
K50
T0
5 seconds after starting the PLC, the digital
values of channels 1 to 4 (BFM#10 through
D0 K4
#13) will be read out to D0 to D3.
Unit number (step 1)
/FX PLCs.
3G 3GC
4 Analog Input
4.1 Analog Input Procedures