KStar KC Series User Manual page 19

Fig. 3-2 Electric control box of outdoor unit with fluorine pump
Item Description
①
Customer power inlet
③
Sensor 1/2 inlet
⑤
Fan 1/2 power inlet
⑦
Fixing part *2
⑨
X1 terminal block
⑪
Fluorine pump switch
Terminal No.
AI1~AI2
+5V
GND
DI1
DI2
GND
485+/485-
Chapter 3 Outdoor Fan Inverter
Table 3-1 Definition of electric control box
Table 3-2 Inverter port configuration
Port type
Analog input interface
Digital input interface
Communication port
16
Item
②
Customer 485 signal inlet
④
Fan 1/2 signal inlet
⑥
QF1 circuit breaker D10
⑧
Gray 2.5 terminal *3
⑩
MCU1 inverter
⑫
Fluoride pump outlet
Interface description
Pressure sensor
Analog +5V voltage output (Imax=50mA)
Analog GND
Digital input (digital level signal)
Digital input (digital level signal)
In-board GND
Standard RS485 communication
Description