I/O Signal Connections For Devicenet Units (Cn4); Cn4 Connection Example; Connection Terminal Layout - Omron OMNUC W Series Manual

4.4 I/O Signal Connections for DeviceNet Units (CN4)

The CN4 on a DeviceNet Unit is used for I/O signal and fully-closed encoder signal connec-
tions.

4.4.1 CN4 Connection Example

The following diagram shows a CN4 connection example.
Line receiver input
(conforms to EIA RS422A)
SN75175 or equivalent
Emergency stop

4.4.2 Connection Terminal Layout

The terminal layout and specifications for the CN4 are outlined below.
CN4 Terminal Layout
Pin No. Signal
1 PG0V
2 PG0V
3 PG0V
−
4
−
5
−
6
−
7
−
8
9 STOP
10
NOTCH2+
Note 1. The encoder power supply and battery must be supplied externally.
2. The FG is connected to the connector shell.
Phase-A pulse
A+ 16
A- 17
Phase-B pulse
B+ 19
B- 18
Phase-Z pulse
Z+ 14
Z- 15
PG0 V 1
Ground common PG0 V 2
PG0 V 3
3.3k
24 V DC +24VIN 11
STOP 9
Description
Signal ground
Signal ground
Signal ground
−
−
−
−
−
Emergency stop input
Notch output 2
4-11
4.4 I/O Signal Connections for DeviceNet Units (CN4)
12 NOTCH1+
Notch output 1
13 NOTCH1-
10 NOTCH2+
Notch output 2
20 NOTCH2-
Ω
Shell FG
Frame ground
Pin No. Signal
11 +24VIN
12
NOTCH1+
13 NOTCH1-
14
Z+
15 Z-
16
A+
17 A-
18 B-
19
B+
20 NOTCH2-
Maximum operating
voltage: 30 V DC
Maximum output
current: 50 mA DC
Description
24-V common terminal
for external input
Notch output 1
−
Phase-Z input
−
Phase-A input
−
Phase-B input
−
Notch output 2
4