Baxi USense User manual

Give your customers



Installation guide



1 Compatibility

 

3 Before you start

 

 

 

 

 



Warning: High Voltage wiring must only be installed

and worked on by a suitably qualified person.





Warning: High Voltage wiring must only be installed

and worked on by a suitably qualified person.





Room unit package:

 

 

 

 

Gateway package:

 

 

 

 

 

1 2

4 5



Positioning the uSense:

The room unit must be positioned taking into

account the following factors:

 

 

 

 

 

•



 



 



Prior to installation make sure to:

1. Isolate the power to the heating and control

system and make safe (remove or lock o fuse)

2. Check that the power has been isolated

using suitable test equipment.

Wear appropriate Personal Protection Equipment

e.g. protective gloves, safety footwear etc.

Warning: High Voltage wiring must

only be installed and worked on by

a suitably qualified person.

1.5 m





The gateway











Incorrect wiring will result in damage to the

gateway, room unit and boiler which will invalidate the warranty.

Fix the gateway in position









Run power to the gateway









 

 must not



 must



24V

OT ON/OFFR-BUS



(See next page if using OpenTherm)

To connect using the ON/OFF terminals

 

ON



 

OFF

 



Connect the system control wiring

to the gateway

Read in conjunction with the boiler

installation and service manual

ON/OFF



OT



R-BUS are for



These components are low

voltage - 230V will damage

the room unit and gateway.



132

143

1: 24V Power supply

2: OT controlled boiler

3: Room Unit

1: 24V Power supply

3: Room Unit

4: ON/OFF controlled boiler

OpenTherm

ON / OFF

ON OFF

 







To connect using the OT terminals

 

 OT

 

Do not connect 230V to these

terminals or it will damage the

gateway

 





 





132

143

1: 24V Power supply

2: OT controlled boiler

3: Room Unit

1: 24V Power supply

3: Room Unit

4: ON/OFF controlled boiler

OpenTherm

ON / OFF

ON OFF

 





To connect the gateway to the uSense

using the R-BUS terminals

 





 



 



 







 





continued opposite

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