P/N PM000223A • Rev. 1 • ISS 9 August 2017
14
Installation Manual
NU-Series Hardware
System Cabling
The preferred color coding for the cable is shown in the following table. We highly
recommend that you follow this color scheme in your installation.
Table 4 8-pole block connector pin-out (termination is identical on both ends)
2.4.4 Disconnecting a Wire from a Block Connector
To disconnect a wire from a block connector:
1. Carefully place the point of a small screw driver (point approximately 2.5mm wide) on
the relevant orange colored release key of the connection terminals.
2. Firmly push in the key to open the spring-cage connector. See item 1 below.
3. With the release key pressed in, pull the wire from the block. See item 2.
4. Remove the screw driver.
Pin #
Pin
Description
Color
Color Abbreviation
1
+V
Positive power
White/Orange
OGWH
2
R
Reset
Orange
OG
3
L_RD
LED Red
White/Blue
BUWH
4
S
Set
Blue
BU
5
C
C-line
White/Green
GNWH
6
L_GR
LED Green
Green
GN
7
L_YL
LED Yellow
White/Brown
BNWH
8
GND
Ground
Brown
BN
