Daikin VAM Series Engineering Data page 45

EDMMT712101
Distant control by external input
Purpose • Functions
Heat Reclaim Ventilator Unit can be started/stopped remotely by non-voltage constant a contact signal.
POINT
During group control, Heat Reclaim Ventilator Unit starts/stops together with the entire group if it is connected to any one of the units in
the group.
Example of control wiring
Transmission wiring is up to 50m.
J2 JC
P1 P2
Heat Reclaim Ventilator Unit
Remote controller
P1 P2
Switch number that needs to be changed for the system
Field settings using remote controller is required.
Field settings using remote controller
External input setting
(between J2 - JC)
Factory default setting
Details of external input setting
Setting position
01
02
03
04
Essential optional accessory
NIL.
VAM-HVE/HVLT Series
(Contact on site)
Mode Setting switch
No. No.
18 (28) 0
Only during independent operation of Heat Reclaim Ventilator Unit.
Last command
External input is not allowed when interlocked with air conditioner.
Remote controller is prohibited when the unit is "started" by an external input. Remote controller is allowed
Priority on external
when the unit is "stopped" by external input.
input
External input is not allowed when interlocked with air conditioner.
The unit operates when either the remote controller for the air conditioner or external input is set to "start"
Priority on operation when interlocked with air conditioner.
This setting can be made only during interlock with air conditioner.
Operation stops at the time of non-voltage normally open contact input by external input. (No automatic
Forced OFF
recovery)
Specifications for external contact
• Non-voltage normally open contact
• Microcurrent contact (Minimum applicable load: DC12V, 1mA or below)
Setting position
01 02
Priority on external
Last command
input
Control details
Control System
03 04
Priority on operation Forced OFF
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