Installation Sheet

CST-240 10 www.dimplex.com
10. Mount the thermostat base into the wall box and secure
using the two supplied screws.
Note: Do not over tighten mounting screws.
11. Replace thermostat cover.
IMPORTANT NOTE: Do not apply power to the
thermostat without attaching the cover. This thermostat
contains high voltage components that are protected by the
cover.The cover must be installed before power-up or touch
buttons and thermostat will not function.
12. Turn on supply power to thermostat.
Control Panel (User Interface)
The CONNEX
®
Smart Thermostat CST-240 has a user-friendly,
easy-to-use interface. It consists of four capacitive touch buttons
and an LCD screen. You will use the buttons and LCD to control
and direct the CST-240.
You have the option of using other products (sold separately), such
as CONNEX
®
Multi-Zone Programmable Controller (CX-MPC) or
the CONNEX
®
WIFI Multi-Zone Controller (CX-WIFI) to control the
CST-240 wirelessly.