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If the unit is installed in a place susceptible to electromagnetic interference, the communica
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tions line of the wired controller and the line of the temperature sensor must be used. Shielded
twisted pair.
3.8.3 Rainproof Box Installation
If the wired controller is to be installed in outdoors or dank places, please install a rainproof box
for wired controller. Pay attention to cut off the power supply of heavy current wire embedded
in the installation hole of wall. The whole installation procedure shall be done without electricity.
The installation method is as follows:
Separate the panel of wired control and bottom plate with a flat screwdriver.
Pull out the communication wire(4-core twisted pair wire) inside the installation box and make
this wire go through the wire-crossing hole of rainproof box and wired controller bottom plate.
Secure the bottom plate of wired controller, rubber cushion, rainproof box at the installation box
with screws; if there is no installation box in the wall, please drill hole on the wall and install plastic
expansion pipe. Secure the bottom plate of wired controller, rubber cushion and rainproof box
at the plastic expansion pipe with tapping screws(plastic expansion pipe and tapping screw are
provided by our company).
Insert the communication cable(4-core twisted pair wire) into the groove of wired controller.
Align the panel of wired controller with the bottom plate and then fasten them together.
Note: When disassembling the wired controller, please use the flat screwdriver carefully (As
shown in Fig. 3-6).
Fig. 3-5 Rainproof Box Accessories of Wired Controller
