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Siemens POS8.4420/109 Manual

Room operator units
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Room operator units
POS8.4420/109; POS8.4440/109
A6V11519429_en--_a
2019-01-28
Communicating room operator units with KNX PL-Link.
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Measurement of room temperature (POS8.4420/109)
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Measurement of room temperature and humidity (POS8.4440/109)
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Keys to adjust the room temperature setpoint, ventilation, domestic hot water,
scheduler settings depending on the controller application
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LCD display of room temperature, operating modes, humidity (only for
POS8.4440/109), scheduler, notification, and clock setting
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Operation with 8 pushbuttons
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2-wire interface to the controller via KNX PL-Link
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Power supply of the room operator unit via KNX PL-Link
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Backlit LCD display
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Summary of Contents for Siemens POS8.4420/109

  • Page 1 Room operator units POS8.4420/109; POS8.4440/109 Communicating room operator units with KNX PL-Link. ● Measurement of room temperature (POS8.4420/109) ● Measurement of room temperature and humidity (POS8.4440/109) ● Keys to adjust the room temperature setpoint, ventilation, domestic hot water, scheduler settings depending on the controller application ●...
  • Page 2 ● Measure and indicate the room temperature with POS8.4420/109 ● Measure and indicate both room temperature and humidity with POS8.4440/109 ● Switch different operating modes: Home, Away and Temporary ● Select different HVAC modes: Comfort, Economy, Unoccupied, and Protection Application...
  • Page 3 Read parameter Outside temperature Room temperature Auxiliary input for Comfort Auxiliary input for Economy Auxiliary input for Unoccupied Auxiliary input for Protection Auxiliary input for Ventilation Auxiliary input for fireplace Auxiliary input for kitchen hood Siemens A6V11519429_en--_a Smart Infrastructure 2019-01-28...

  • Page 4: Mechanical Design

    Room operator unit Type summary Product number Stock number Feature LCD display Min. order with backlight size Temperature sensor Humidity sensor POS8.4420/109 S55625-H422-A100 POS8.4440/109 S55625-H444-A100 Equipment combinations Type Type no. Document ID Description Controller POS3.5715/100 A6V11417931...
  • Page 5 The devices are suitable for wall mounting or panel mounting. ● Recommended height: 1.50 m above the floor. ● Do not mount the devices in recesses, shelves, behind curtains or doors, or above or near heat sources. ● Avoid direct solar radiation and drafts. Siemens A6V11519429_en--_a Smart Infrastructure 2019-01-28...

  • Page 6: Installation

    Long-press button 2 to open the scheduler settings page. Maintenance The device can be cleaned with off-the shelf, solvent-free cleaning agents. Do not use mechanical aids (rough sponge or similar materials) – only a soft, damp cloth. Siemens A6V11519429_en--_a Smart Infrastructure 2019-01-28...

  • Page 7: Warranty

    Comply with all local and currently applicable laws and regulations. Warranty Technical data on specific applications are valid only together with Siemens products listed under "Equipment combinations". Siemens rejects any and all warranties in the event that third-party products are used.

  • Page 8: Technical Data

    2) this device must accept any interference received, including interference that may cause undesired operation. Environmental compatibility The product environmental declaration (A6V10733777 *) contains data on environmentally compatible product design and assessments (RoHS compliance, materials composition, packaging, Siemens A6V11519429_en--_a Smart Infrastructure 2019-01-28...
  • Page 9 ● Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. ● Consult the dealer or an experienced radio/TV technician for help. General data (POS8.4420/109) Color Signal white (RAL9003) Weight 145 g General data (POS8.4440/109)
  • Page 10 Do not connect the KNX / KNX PL-Link bus to the tool plug, only the tool. Tool plug Connector Description KNX PL-Link (positive) KNX PL-Link (negative) Connection diagrams Operation The device - room operator unit (POS8.44xx) The controller - room automation station Twisted pair Siemens A6V11519429_en--_a Smart Infrastructure 2019-01-28...
  • Page 11 Dimensions Unit: mm Dimensions for housing Dimensions for mounting Issued by © Siemens Switzerland Ltd, 2019 Siemens Switzerland Ltd Technical specifications and availability subject to change without notice. Smart Infrastructure Global Headquarters Theilerstrasse 1a CH-6300 Zug Tel. +41 58 724 2424 www.siemens.com/buildingtechnologies...

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Pos8.4440/109

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