21
11. 3-way cooling valve
Use the RO12 port as the output port for the 3-way cooling valve
Logic:
In heating or hot water mode, OFF signal is sent. In cooling mode, ON signal is sent
12.1. Schematic of the mainboard
12.2. Smart Grid Ready=1
Utilization of a single potential-free contact:
12. SG Ready
SG-2
Smart Grid Ready=1
Open
Normal mode
Closed
Mode 4
Содержание KHY-12PY3
Страница 1: ...USERMANUAL HEAT PUMP AIR TO WATER R290 EN KHY 12PY3 KHY 15PY3...
Страница 2: ......
Страница 27: ...27 12 4 2 Parameter screen Press Parameter Enter password 22 Enter the parameter setting screen...
Страница 31: ...31...
Страница 47: ...Notes Thank you for choosing our product For more information please visit our website https kaisai com...
Страница 48: ...kaisai com...