NO.
11
CN83:COMP-STATE,connect with an ac light to indicate the state of the compressor
Attention: the control port value of the pump actually detected is ON/OFF but not 220-230V control power supply,so
special attention should be paid when installing the light.
CN2:HEAT1.Pipeline Auxiliary Heater
12
Attention: the control port value of the pump actually detected is ON/OFF but not 220-230V control power supply,so
special attention should be paid when installing the pipeline auxiliary heater.
CN85:The alarm signal output of the unit(ON/OFF signal)
13
Attention: the control port value of the pump actually detected is ON/OFF but not 220-230V control power supply,so
special attention should be paid when installing the alarm signal output.
14
CN20:TP-PRO,Discharge temperature switch protection (protection code P0,provent the compressor from
over temperature 115℃)
CN52:Fan realy driver port.(Only for ECH060NHR )
15
16
CN70:EXVA,System electronic expansion valve1.
17
CN60:Outdoor units communication or HMI conmunication port
18
CN61:Outdoor units communication or HMI conmunication port
19
CN64:Fan inverter module communication ports
20
CN65: Compressor inverter module communication ports
CN300:Program burn in port(WizPro200RS programming device).
21
22
IC10:EEPROM chip
23
CN1:temperature sensors input port.
T4: outdoor ambient temperature sensor
T3A/T3B:pipe temperature sensor of the condenser
T5:wtater tank temperature sensor
T6A:Refrigerant inlet temperature of EVI plate heat exchanger
T6B:Refrigerant inlet temperature of EVI plate heat exchanger
24
CN16:System pressure sensor
25
CN31:Temperature sensors input port
Th:System suction temperature sensor
Taf2:Water side antifreeze temperature sensor
Two:Unit water outlet temperature sensor
Twi:Unit water inlet temperature sensor
Tw:Total water outlet temperature sensor when several units are connected in parallel
26
CN3:Module 1 temperature sensor
27
CN10:Module 2 temperature sensor
28
CN15:Detection of current of the compressor system input port
INV1:Detection of current of the compressor A
INV2:Detection of current of the compressor B
29
CN69:Temperature sensors input port
Tp1:DC inverter compressor 1 discharge temperature sensor
Tp2:DC inverter compressor 2 discharge temperature sensor
Tz/7:coil final outlet temperature sensor
Taf1:Water side antifreeze temperature
30
CN19:Low voltage protection switch.(Protection code P1)
31
CN91:Three-phase protector output switch.(Protection code E8)
32
CN58:Fan realy driver port.
33
SW3:Up button
a) Select different menus when enter menu selection.
b) For sopt inspection in conditions.
SW4:Down button
a) Select different menus when enter menu selection.
b) For sopt inspection in conditions.
SW5:Menu button
Press to enter menu selection, short press to return to the previous menu.
SW6:OK button
Enter the submenu or confirm the function selected by short pressing.
34
CN8:Remote function of cool/heat signal
CN8:Remote function of on/off signal
35
Detail information
15
V.1