Control System
EDMMT712101
58
VAM-HVE/HVLT Series
Sensor data sharing function
Purpose • Functions
By sharing data from CO
2
sensor and humidity sensor among the units within the group, even the units having no sensor can also use
the control functions that use each sensor.
POINT
The sensors that can be shared are CO
2
sensor and humidity sensor (RA/OA).
If there are more than one total heat exchanger in a remote controller group, the data of the unit with the smallest unit number is
shared in the group.
Be su
re to install the sensors to be shared into the unit with the smallest unit number.
Example of control wiring
Heat Reclaim
Ventilator Unit
Heat Reclaim
Ventilator Unit
Heat Reclaim
Ventilator Unit
Remote
controller
Sensor
※
• CO
2
sensor
• Humidity sensor (RA)
• Humidity sensor (OA)
※
Be sure to install sensors into the unit with the smallest unit number.
※
To check the unit number, use the service mode setting “forced fan ON” and
check the operation status.
※
Use a BRC1H62 or later remote controller model.
Switch number that needs to be changed for the system
Field settings using remote controller is required.
Field settings using remote controller
Setting descriptions
Mode
No.
Setting
switch
No.
Setting position
01
02
03
04
Shared CO
2
sensor setting
17 (27)
13
No
Yes
—
—
Humidification sensor sharing setting
(RA/OA)
14
No / No
Yes / No
No / Yes
Yes / Yes
Factory default setting
※
1. If the unit with the smallest unit number is without a sensor and other units have a sensor, the function using the sensor will be
disabled even if the shared sensor setting = “Yes”. (This function works on the presumption that a sensor is installed into the unit
with the smallest unit number during the on-site installation)
Essential optional accessory
CO
2
sensor: An applicable model should be used
Humidity sensor: An applicable model should be used
Summary of Contents for VAM Series
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Page 138: ...Installation Manual EDMMT712101 136 VAM HVE HVLT Series 3P607378 3C ...
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