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the unit is running or stop.
4)． Linkage function
When the operation panel is shutdown: linkage connected and the unit started; linkage
disconnects and the unit turns off.
When the operation panel is on: linkage connected and it is of no effect; linkage
disconnects and the unit turns off.
5)． The way of compressor Choose in defrosting.
〖b3〗is for "0" ,and choose the compressor which is running for defrosting , when the
compressor meets the condition of defrosting, then the compressor is running still, but the
four-way valve changes direction immediacy. If〖b3〗is for "1", and choose the compressor
which is defrosting of interval, firstly, the compressor stop in defrosting, then the four-way
valve changes direction ,the compressor restart for defrosting. The same of exit defrosting.
6)． Set time start and close function choice
Can choice Settime start and Settime close through controller.
Combination can be useful within 24hours, and just one time .
Circle Settime can useful all the time ,when 〖b7〗parameter set is “0”,then choise
combination, when 〖b7〗parameter set is “1”,then choice circle Settime
7).Freezing water protection, when 〖b8〗parameter set is “0”, when standby freezing ,if
water flow switch short no protect, then Continue antifreeze
8). phase sequence protect function
When Phase protect choise 〖b9〗is” 1”, have Lack of phase and inverse phase these
two kind of function, when is “0”, then no have protect function
