Setting Expansion Module's Dip Switches; Leds For Bsp And Bus Diagnostics - Siemens IQHeat User Manual

14.1.1 Setting expansion module's DIP switches

The expansion module is fitted with DIP switches. These are used to set the communication address for
communication with the processing unit.
Switches 1, 2, 3, 4, and 5 are configurable and are used to set the slave addresses, while switch 6 is used for
termination.
For the last expansion module that is used, switch 6 must be set to ON.
With one With two expansion modules
expansion module (first and then second, IQHeat120)
(standard IQHeat
50, 100, 110)

14.1.2 LEDs for BSP and BUS diagnostics

The expansion module has two LEDs, BSP and BUS, for diagnostics. The LEDs can light with three different
colours: yellow, green and red.
Status of the LEDs:
Mode
Communication error
Communication OK
Communication OK but one or more
parameters are not configured
properly
Mode
Incorrect BSP or slave address
BSP in operation (DDC application)
Status LED BUS
Red LED lights
Green LED lights
Green and red LED (yellow) lights
Status LED BSP
Red LED flashes at 2 Hz
Green LED lights
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