Mitsubishi Electric FX5U User Manual page 104

2-phase 2-count
The wiring examples in this section use the following settings. When settings other than those in the table are used, use the
examples shown in the following figures as references for wiring.
CH to be used
CH2
The settings of the high-speed counters are set by using the parameter settings of the engineering tool.
For details, refer to GX Works3 Operating Manual.
■Example of wiring
• NPN open collector transistor output rotary encoder
In the case of sink wiring
X002
X003
CPU module
• PNP open collector transistor output rotary encoder
In the case of source wiring
X002
X003
CPU module
*1 The grounding resistance should be 100  or less.
6 WIRING
102
6.8 Examples of Wiring for Various Uses
Pulse input mode External preset input
2-phase 2-input Invalid
Fuse
L
*1
Class D grounding
N
S/S
0V
1.5 k
24V
Fuse
L
*1
Class D grounding
N
S/S
0V
24V
1.5
k
External enable input Operation mode
Invalid
Rotary encoder
24 V DC
24V
0V
A phase
B phase
Z phase
Rotary encoder
24 V DC
24V
0V
A phase
B phase
Z phase
Normal mode