Panasonic Urban Multi MX1R Series Service Manual page 116

PACD011001C2
Wiring Method
Wire to the control box for the indoor unit or HR box. (Note: Differs according to the type of outside control
adaptor.)
Demand / Low
Short circuit between Demand 1 and C: Holds demand down to approx. 70%
Noise Input Short circuit between Demand 2 and C: Holds demand down to approx. 40%
Short circuit between Demand 3 and C: Forced OFF by thermostat
L.N.O (jumper): Carries out low noise operation.
Input Signal
Input current by constant contact is about 10 mA per contact. Use a micro-current contact for the relay
contact.
Exterior wiring specifications for demand and low noise operation
Recommended wiring:Sheathed vinyl cord or cable
Wiring length: 150 m
Keep away from power line in order to prevent malfunction.
Test Operation Urban Multi "MX1, ME1 Series" Using R-22
Test Operation
95