Secure (Horstmann) H3747 Wireless Programmer - Replaces H37
Product Code: SU H3747
5015914357527
SCT400-000 / 425 TIARA
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Temperature Sensor – Optional Extra
107mm x 167mm x 36mm
Secure (Horstmann)
Smart heating control for up to 4 channels with receiver
Smart heating control for up to 4 channels with receiver
Ideal for replacing traditional wired controls for systems
that require separate control of heating and hot water or multiple heating zones.
It is compatible with standard 9-pin backplate offered with our popular ChannelPlus,
the programmer range can easily replace the H37 or H47XL with only minimum wiring changes
that require separate control of heating and hot water or multiple heating zones.
It is compatible with standard 9-pin backplate offered with our popular ChannelPlus,
the programmer range can easily replace the H37 or H47XL with only minimum wiring changes
- Easy replacement of timers/programmers
- Combi boiler – central heating, 4-zone system
- Central heating and hot water control
- Domestic gas or oil-fired boiler-based heating systems
- 4-channel control with local override via button
- No Wi-Fi necessary for local remote control of heating via app
- Retrofit on many existing controls with convenient installation using 9-pin configurations on backplate
- Click-off / Click-on with simple wiring changes for easy and quicker installation
- 12 year battery life warranty on programmable thermostat display (PTD)
- Boiler Plus compliant (load compensation and optimum start / stop)
- 7 years no quibble product warranty
107mm x 167mm x 36mm
Technical:Secure Compatibility & Wiring Comparison - 225kb H3747 Datasheet 150kb H3747 Instructions 4.2mb H3747 User 1.2mb |
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SU H3747
Secure (Horstmann) H3747 Wireless Programmer - Replaces H37 |
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