Siemens HOTEL SOLUTION HTC3.2 Series,HOTEL SOLUTION HTC3.2/BW,HOTEL SOLUTION HTC3.2/VB,HOTEL SOLUTION HTC3.2/VW,HOTEL SOLUTION HTC3.2/BB Quick Start Manual

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HOTEL SOLUTION™

Room operator unit

HTC3.2/..

Room unit to operate individual room control systems in hotel rooms

• Displays room temperature setpoint and setpoint adjustment

• Individual setpoint adjustment with "plus" and "minus" membrane switches

• Individual manual fan-speed selection for fan control (up to 3 speeds) or

selection of "Auto" operating mode

• Measurement of room temperature with a built-in or externally connected
temperature sensor

Application

The HTC3.2 operator unit for control of indoor room conditions is used in conjunction
with the HRC3.1/HRC3.2 room controllers. The room operator unit detects the
temperature and transmits it to the HRC3.1/HCR3.2 room controllers for room
temperature control. The room operator unit displays the operating mode in the hotel
room and can be used to operate the fan coil unit, either manually or automatically via
the connected room controller.

CM2N6320en

01.09.2008

Building Technologies

Function

The HTC3.2 room operator unit communicates with the HRC3.1 or HRC3.2 room
controller via a serial port, performing the following functions:

• Displays the room temperature setpoint

• Transmits the manual room temperature setpoint adjustment

• Displays the manual room temperature setpoint adjustment

• Transmits the manually set fan speed

• Displays the manual or automatic fan speed

• Transmits the "Auto" operating mode signal for automatic selection of the fan speed

• Measures and transmits the room temperature detected via the built-in 10 kΩ NTC

room sensor or via an externally connected NTC 10 kΩ room sensor

Types

HTC3.2/BB Room operator unit for Bticino Living cover plate range
HTC3.2/BW Room operator unit for Bticino Light cover plate range
HTC3.2/VB Room operator unit for Vimar Idea cover plate range
HTC3.2/VW Room operator unit for Vimar Plana or Ikon cover plate range

Ordering

When ordering, please specify the quantity, product name and type code:
30 Ro om units HTC3.2/BB

Example

The following items depend on the desired overall program and installation type and
must be ordered separately from the corresponding frame supplier:

• Flush-mounted or cavity wall box for integration.

• Cover frame of the corresponding supplier with desired surface.

Compatibility

Name Type Data sheet

Room controller

HRC3.1

N6313

Room controller

HRC3.2

N6314

Room operator unit on same room bus

HTC3.2/..

N6320

Cable temperature sensor

HSE1.1

N6221

Room temperature sensor in VIMAR idea housing

HSE1.2

N6221

Magnetic card reader on same room bus

HMR3.1/A

N6334

Magnetic card holder on same room bus

HMH3.1/A
HML3.1/A

N6335

Transponder card reader on same room bus

HTR3.1/B

N6336

Transponder card holder on same room bus

HTH3.1/B

N6337

Chip card reader on same room bus

HCR3.2/..

N6332

Chip card holder on same room bus

HCH3.2/..

N6333

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Building Technologies HTC3.2/.. - Room operator unit CM2N6320en

01.09.2008

Mechanical design

The room operator unit comprises:

• Printed circuit board with the electronic circuit, LCD display, buttons for operation,
with terminal block and DIP switches

• Base frame:

− Bticino Living/Type L4703 for HTC3.2/BB

− Bticino Light/Type N4703 for HTC3.2/BW

− Vimar Idea/Type 16713 for HTC3.2/VB

− Vimar Plana or Ikon/Type 20613 for HTC3.2/VW

The printed circuit board is permanently glued into the base frame and cannot,
therefore, be replaced.

Note

Operator controls, connections and display elements

+

12 3

6320Z01de

Front view

1 Base frame with fixing screws

• Bticino Living/Type L4703 for HTC3.2/BB

• Bticino Light/Type N4703 for HTC3.2/BW

• Vimar Idea/Type 16713 for HTC3.2/VB

• Vimar Plana or Ikon/Type 20613 for HTC3.2/VW

2

Display

Heating symbol
Cooling symbol
Temperature setpoint display (digits) in °C or °F
Setpoint adjustment indicator (bar)

Display fan status

= Off
Automatic control
Stage 1
Stage 2
Stage 3

3

Buttons for operation

Pushbutton for reducing predefined setpoint in steps of 0.5 K or 1.0 K

+

Pushbutton for increasing predefined setpoint in steps of 0.5 or 1.0 K

Pushbutton for gradually decreasing fan speed

Pushbutton for gradually increasing fan speed

Key

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Building Technologies HTC3.2/.. - Room operator unit CM2N6320en

01.09.2008