User Manual

4/6
Siemens HTH3.1/B – Transponder card holder CM2N6336en
Building Technologies 01.12.2008
The maximum permitted current associated with the supply voltage from the HRC3..
room controller must not be exceeded.
Refer to data sheet CM2N6313.
Mounting
• The HTH3.1/B transponder card holder must be mounted in the entrance lobby of
the hotel room at the same height as the light switch.
• Ensure that there is sufficient spare cable in the mounting box to allow access to the
pushbutton on the back for the programming of addresses.
• The device is intended for fixed installation in a dry, enclosed space.
• For three modules, the mounting box must be installed at a depth of 47.5 mm
• Mount horizontally only, with the front plate vertical
• Do not install AC 230 V devices in the same mounting box
• Commissioning must be carried out by trained personnel only
• Do not open the card holder
• Local safety and installation regulations must be observed
Commissioning
The address can be set by means of pushbutton on the rear of the device:
1. Connect the device to the room controller
2. To activate programming mode, hold down the pushbutton for 3 seconds with a
small screwdriver:
All the LEDs will then light up to indicate programming mode.
3. Pressing the button briefly changes the address one step at a time, allowing you to
cycle through the addresses shown below.
4. Hold the pushbutton down for 3 seconds again to save the address.
The new address is saved in the non-volatile area of the memory.
All LEDs then switch off.
The addresses are indicated in code form by the following LED sequences:
Bus address
LED 1 LED 2 LED 3
Ready for programming
ON ON ON
0x3C ON OFF OFF
0x3D OFF ON OFF
0x3E OFF OFF ON
0x3F ON ON OFF
In the standard application with only one HTH3.1/B transponder card holder,
the holder address is 0x3C.
This address is factory-set in the HTH3.1/B transponder card holder.
The volume for the three-tone chimes can be adjusted only by opening the unit, and
must be set by qualified personnel only. The chime sequence (melody) is determined
by a parameter in the room controller.
Other information
Note
Three-tone chimes