Mitsubishi Electric MELSEC iQ-F Series User Manual page 119

2-phase 2-input
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
CH4 (CPU module)
The settings of the high-speed counters are set by using the parameter settings of the engineering tool.
For details, refer to MELSEC iQ-F FX5 User's Manual (Application).
■Example of wiring
• NPN open collector transistor output rotary encoder
In the case of sink wiring
Fuse
L
Class D grounding
N
S/S
0V
1.5 k
24V
X3
FX5UJ-
X4
40MT/ES
• PNP open collector transistor output rotary encoder
In the case of source wiring
Fuse
L
Class D grounding
N
S/S
0V
24V
1.5
k
X3
FX5UJ-
X4
40MT/ESS
*1 The grounding resistance should be 100 Ω or less.
Pulse input mode
2-phase 2-input
Rotary encoder
24 V DC
24V
*1
0V
A phase
B phase
Z phase
Rotary encoder
24 V DC
24V
*1
0V
A phase
B phase
Z phase
External preset input External enable input Operation mode
Invalid Invalid
6.7 Examples of Wiring for Various Uses
Normal mode
6
6 WIRING
117