Owner manual

CTI Products, Inc. NCB-AY User Guide
Appendix C. Connector Details 37
APPENDIX C. CONNECTOR DETAILS
DC IN Connector
Connector type: 2.5 x 5.5 mm coaxial
Mating Connector: Switchcraft 760 or equivalent
Connector pinout: CTI Products, Inc. standard power
supply wired with center pin positive,
NCB module can accept either pin
positive, polarity routing is provided
internal.
NETWORK Connectors
RJ-45 Connectors:
Pins 1 and 2 of both RJ-45 connectors as well as the terminal strip pins are all
wired in parallel. The dual RJ-45 connector designates "IN" and "OUT".
These designations apply only to DC power that is passed down unused pairs
of the 4 pair network cable. The two pins carrying the network pair are
straight-through.
Connector Type: Standard RJ-45 telephone connector, 8 position 8
contact.
Pin
Function
Notes
1
Network
Network connection is NOT polarity sensitive
2
Network
Pins 1,2 of IN and OUT connectors tied parallel
3
+ DC Power
In on IN connector, Out on OUT connector
4
No Connection
5
No Connection
6
- DC Power
In on IN connector, Out on OUT connector
7
- DC Power
In on IN connector, Out on OUT connector
8
+ DC Power
In on IN connector, Out on OUT connector
2 Pin Terminal Strip style:
Mating Connector: Weidmuller 128176
Pin
Function
1
Network
2
Network
+
-
Polarity
DC IN
Front View
NETWORK
1
2
NETWORK
OUT
IN
1
2
3
4
5
6
7
8