Omron SYSMAC CS1

3-3SectionWiring
29
3-3-3 Wiring Examples
Connect the output from an encoder to the connector in the following way,
according to the port’s counting mode.
Port 1 Port 2
Signal name
Encoder output
Pin number Pin number
g
Differential-
phase Input
Mode
Increment/
Decrement
Pulse Input
Mode
Pulse+Direction
Input Mode
24 V: B2(A1)
5 V: A2(A1)
24 V: B8(A7)
12 V: A8(A7)
Encoder input A Encoder phase-A
input
Increment pulse
input
Pulse input
24 V: B4(A3)
5 V: A4(A3)
24 V: B10(A9)
12 V: A10(A9)
Encoder input B Encoder phase-B
input
Decrement pulse
input
Direction signal
input
Note The symbols in parentheses indicate the pin numbers on the minus side.
Example
The wiring for an encoder (24 V) with an open-collector output is shown below.
These examples are for encoders with A, B, and Z phases.
Encoder
(power supply: 24 VDC)
Example: E6B2-CWZ6C
NPN open-collector
output
Black
White
Orange
Brown
Blue
24 VDC power supply
Phase A
Phase B
Phase Z
Phase +Vcc
0 V (COM)
Customizable Counter Unit
(Differential-phase Input Mode)
(Pulse input 1: Phase A, 24 V)
(Pulse input 1: Phase A, 0 V)
(Pulse input 1: Phase B, 24 V)
(Pulse input 1: Phase B, 0 V)
(Pulse input 1: Phase Z, 24 V)
(Pulse input 1: Phase Z, 0 V)
(Do not share the power sup-
ply with other I/O circuits.)
Power supply
Encoder
Power
supply
0 V
Shielded twisted-pair cable
Customizable Counter Unit
0 V
+24 V
0 V
24 V
Phase A
Phase B
Phase Z
–
+
Pulse Inputs
(CS1W-HCP22/HCA22)