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10 HR Unit
Installation
Setup the switch of HR Unit
1. Main function of SW02M
3) Selection of the model of the HR unit
1
2
3
1
2
1
3
2
4
(For 2 branches)
PRHR021A
(For 3 branches)
PRHR031A
(For 4 branches)
PRHR041A
Initial
Setting
1 branch
Connected
2 branches
Connected
3 branches
Connected
4 branches
Connected
h Each model is shipped with the switches No.2 and No.3 pre-adjusted as above in the factory.
1) Selection of the method for pipe detection of an HR unit (Auto/Manual)
Auto
Manual
Switch No.1 OnSwitch No.1 Off
2) Setting the zoning control
ON S/W
Selection
No.1
Method for pipe detection of an HR unit (Auto/Manual)
No.2
Model of HR unit
No.3
Model of HR unit
No.4
Model of HR unit
No.5
Valve group setting
No.6
Valve group setting
No.7
Use only in factory production (preset to “OFF”)
Zoning setting (“ON”)
No.8
Use only in factory production (preset to “OFF”)
SW02M
DIP S/W setting
Normal
control
SW01M
Zoning
control
SW01M
Turn the dip switch of the zoning
branch on.
EX) Branch 1,2 are zoning control.
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