Analog Input Line - Mitsubishi Electric FX3G User Manual

FX /FX /FX /FX /FX
3S 3G 3GC 3U 3UC
FX -4AD/FX -4AD (4-channel Analog Input)
3U 3UC
3.4

Analog Input Line

The analog input type, "voltage input "or "current input", can be selected for each channel.
3.4.1 FX -4AD
3U
External power supply
wiring
24V DC
Class-D grounding
If current input is
selected
If voltage input is
selected
ch :  represents the channel number.
*1. For FX /FX
3G
*2. The [FG] terminal and the [
There is no "FG" terminal for ch1. When using ch1, connect directly to the [
*3. Use a 2-core twisted shield wire for analog input line, and separate it from other power lines or
inductive lines.
*4. For the current input, short-circuit the [V+] terminal and the [I+] terminal.
*5. If there is voltage ripple in the input voltage or there is noise in the external wiring, connect a capacitor
of approximately 0.1 to 0.47μF 25 V.
PLC User's Manual - Analog Control Edition
24+
*1 24-
*2
ch
*3
V+
*4
I+
VI-
FG
*2
ch
*3
V+
*5
I+
VI-
FG
*2
Series PLC (AC power type), the 24V DC service power supply is also available.
3U
] terminal are connected internally.
FX -4AD
3U
+15V
-15V
6.8kΩ
ch
250Ω
200kΩ
6.8kΩ
ch
250Ω
200kΩ
3 Wiring
3.4 Analog Input Line
] terminal.
B-15
A
B
C
D
E
F
G
H
I
J