Demand / Low Noise Input; Input Signal - Daikin VRV Inverter K Series Manual

SI-05C.BOOK Page 73 Monday, November 6, 2000 4:13 PM
SiE-05C
Wiring Method
Wire to the control box for the indoor unit or BS unit. (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 a 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 Inverter K Series
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Test Operation
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