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Use
Functions
2 / 24
Siemens
Building Technologies
More than just room temperature control via a connected VRF system or a UFH
system or both:
Typical applications:
· Residential apartments
· Small office or commercial buildings
· Schools / Universities
For the VRF HMI, the unit interfaces to VRF systems via a third party gateway for:
· User application selection:
· Setpoint adjustment:
· Fan speed adjustment:
· Operating mode selection:
· Economy mode:
· Fan swing adjustment (optional):
· Delay off timer (optional):
For the control of the following pieces of heating equipment:
· Floor Heating
· Thermal valves or zone valves
· Gas or oil boilers
· Fans
· Pumps
The configuration can be done locally or remotely via one of the following:
· Local HMI & DIP switches
· Synco ACS
· ETS4/5
· Room temperature control via a built-in or external room temperature sensor
· Calibrations for both internal temperature and relative humidity sensors
· Display of current room temperature or setpoint in °C
· Minimum and maximum limitation of room temperature setpoint
· Fan speed adjustment, auto, manual (up to 7 speeds)
· Selection of VRF operating mode:
à AUTO, HEAT, COOL, FAN and DRY
· Selection of UFH operating mode:
à Comfort and Protection
· Energy saving (Economy mode) for both VRF and UFH
· Key lock function: unlock, total lock and setpoint lock
· 2 multifunctional inputs, freely selectable for:
-
External room temperature or return air temperature sensor
-
Window contact
-
Fault input
-
Monitor input for temperature sensor or switch state
· Floor heating temperature limitation
· Display of outdoor temperature and time scheduling via KNX bus
· Reload factory settings for commissioning and control parameters
Optional: enable / disable via parameters
· Relative humidity display via a built-in humidity sensor
· Fan swing selection: auto swing or fix at any position (up to 10)
· Delay off timer: up to 23 hour operations
· Chinese text display for 4 navigation icons
RDF880KN...
Touch Screen Flush-mount Room Thermostats with KNX Communications
- UFH only or VRF only or both
- maximum / minimum limitations
- auto / manual speeds (up to 7 speeds)
- AUTO, HEAT, COOL, FAN and DRY
- energy saving
- auto swing or fix at any position (10)
- allow up to 23 hours operations before off
(UFH only)
(binding S-mode objects for VRF & UFH)
A6V11282546_en--_a
2018-04-19
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