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ABB-free@home®
System devices

Comfort free@home radiator thermostat, wireless 1) 2)
For temperature control of hydronic heating radiators.
With integrated temperature sensor, controller and actuating drive.
Local operation for the switchover between comfort mode, eco mode and Off.
No wire laying required.
With integrated Display and control knob for Setpoint temperature adjustment.
Setpoint adjustement locally, via the free@home app or a temperature controller
extension (e.g. RTC-F-1).
Integrated “Window open” detection or can be linked with WBI-S-X-WL.
With lime protection function.
With frost protection function.
Quiet operation.
Installation with sleeve nut M 30 x 1.5.
Fits many popular valve bases (e.g. Braukmann, Heimeier,
Honeywell, Junkers, MNG).
The adapters for Danfoss RAV, Danfoss RA and Danfoss RAVL are
included in the scope of supply.
Adapters for additional valves are available as accessories.
Battery included in scope supply.
Battery type: 2 x AA
Protection class (Device): IP 20
Temperature range (Device): -5 °C to 45 °C
Dimensions: (L x W x D): 63 mm x 48 mm x 84 mm

Bbn Order details Price Weight Pack
WIRELESS 4011395 1 piece 1 piece unit
EAN Type code Order code kg pc.
232460 HA-S-2-WL 2CKA006200A0134 1

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1) Programming only with bus voltage applied via the web interface of the System Access Point.
2) Additional information about commissioning and operation is contained in the sys-
tem manual and the online operating manual of the current e-catalogue.