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System Outline
3. Use central controller + weekly timer to realize the group control function +
weekly timing function:
The detector is connected with one set of air conditioner by the 4-core screw fixed
terminals A+ and A- of air conditioner interface, then accordingly set the dial-code switch
of the detector in single unit working mode; the address number setting shall be performed
according the planned program, for specific setting and corresponding address, please
refer to the dial-code switch setting in detector's operation manual; use group controller
and weekly timer to fulfill the group control function with weekly timing function, the
system needs to be connected with group controller and weekly timer; each detector,
group controller and weekly timer is connected with shielded twisted pair communication
bus by the 2-core screw fixed terminals (A and B) of its RS-485 interface; the
communication bus must be shielded and grounded, and the resistors in its two ends
shall be suited.
RS-232
A RS485 B
PROGRAM NO.
1
2
3
4
5
6
7
Program
Holiday
Number
SET 1 ON
OFF
Hour
Cancel
SET 2 ON
OFF
Min.
Confirm
1
2
3
4
5
6
7
Time
Week
NO.
ON/OFF
7
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