Carrier WTC-LEX Installation Instructions Manual page 2

1. Overview of WTC-LEX/-BEX modules
General description
WTC lighting / sunblind expansion modules
are designed to complement the Water
Terminal Controller with up to eight lighting
and eight shade / sunblind commands. The
expansion modules operate on a separate
sub-bus, giving the controller the ability to
manage lights as well as shades / sunblinds.
The WTC LEX/BEX product line includes
the following modules:
WTC-LEX-WD/-ST
■
(4 × 1-10 V dimming lights)
WTC-BEX-WDLV/-STLV
■
(4 × 24 V shades / sunblinds)
IMPORTANT: Please note that LEX/BEX
expansion modules are built on a similar platform,
but they have different types and number of inputs
and outputs.
Figure 1: WTC-LEX expansion module enclosure
2
WTC-LEX expansion module is available in
two configurations:
WD: 100-240 VAC - Quick-connect
■
(WTC-LEX-WD)
ST: 100-240 VAC - Detachable
■
connectors (WTC-LEX-ST)
WTC-BEX LV expansion module is
available in two configurations:
WD: 100-240 VAC - Quick-connect
■
(WTC-BEX-WDLV)
ST: 100-240 VAC - Detachable
■
Connectors (WTC-BEX-STLV)
Figure 2: WTC-BEX expansion module enclosure