Test Operation PACD011001C2
314 Test Operation Urban Multi “MX1R, ME1R Series” Using R-407C
1.13 Demand Control (ME1R Series)
By connecting the external contact input to the demand input of the BMS interface adaptor for outdoor unit
(option), the compressor operating conditions can be controlled for reduced power consumption.
1. Demand 1 Approximately 70% level
2. Demand 2 Approximately 40% level
3. Demand 3 Forced thermostat OFF
1.13.1 Instructions for demand control operation
1. Outdoor unit field setting
2. BMS interface adaptor for outdoor unit setting
„
Function switch (SS1)
Set to “BOTH” or “DE.”
„
Address setting switches (DS1, DS2)
Match with outdoor unit low noise operation and demand control address.
3. Select one from demand input terminals 1 through 3 on the BMS interface adaptor for outdoor
unit, and short the corresponding terminals.
1. Demand 1 Short 1-C.
2. Demand 2 Short 2-C.
3. Demand 3 Short 3-C.
Demand Control
System Example
„
Setting mode 1: Set low noise operation to “ON”.
Match low noise operation and demand control address with address of BMS
interface adaptor for outdoor unit.