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2008-02-15
(1) FIELD CONVERSION OF A GSTC/SETC SERIES HUMIDIFIER WITH
NORTEC LINKS 2
BACNET, LONWORKS AND N2 MODULES:
A. WIRING THE NORTEC LINKS 2 MODULE
(1) Most of the wiring connections for the new Nortec LINKS 2 module will have already
been finished at the factory, however, there are a few connections that will need to
be made to connect the unit the GS/SE series humidifier. Refer the LINKs 2 wiring
diagram included in the package for details.
(2) Module Power Connections:
(a) There will be a wire harness provided that will consist of a red and blue wire,
each terminated with a ring terminal. These wires should already be connected
to the 24VAC and GND terminals on the LINKS 2 terminal strip. The ring
terminal of the red wire is to be connected to the 24V side of the 120/24 VAC
transformer located at the bottom, left of the electrical compartment. The
connection point will be labelled XF at the transformer.
(b) The ring terminal of the blue wire will need to be connected to the ground
terminal on the 120/24 VAC transformer.
(3) Humidifier Communication Connection:
(a) On the Nortec LINKS 2 assembly there will be a black 2-pole connector present
that is connected to a white and black wire. This connector is to be plugged into
the TB3 jack on the right side of the humidifier mainboard.
Figure 1. Component Identification
LAN
Router o
r
Switch
OnLine
Module
LINKS 2
Module
Router
Power
Supply