Siemens RDG100T Operating

2/12
Siemens RDG1... room thermostats N3181en
Building Technologies May 28. 2009
Use
The RDG1… room thermostats are designed for use with the following types of system:
Fan coil units via ON/OFF or modulating control outputs:
• 2-pipe system
• 2-pipe system with electrical heater
• 2-pipe system and radiator / floor heating
• 4-pipe system
• 4-pipe system with electrical heater
• 2-stage heating or cooling system
Chilled / heated ceilings (or radiators) via ON/OFF or modulating control
outputs:
• Chilled / heated ceiling
• Chilled / heated ceiling with electrical heater
• Chilled / heated ceiling and radiator / floor heating
• Chilled / heated ceiling, 2-stage cooling or heating
Heat pumps with dx type equipment:
• 1-stage compressor for heating or cooling
• 1-stage compressor for heating or cooling with electrical heater
• 1-stage compressor for heating or cooling and radiator / floor heating
• 1-stage compressor for heating and cooling with reversing valve
• 2-stage compressor for heating or cooling
Functions
• Room temperature control via built-in temperature sensor or external room
temperature / return air temperature sensor
• Automatic or manual changeover between heating and cooling mode
• Selection of applications via DIP switches
• Selection of operating mode via operating mode button on the thermostat
• 1- or 3-speed or DC 0…10 V fan control (automatic or manual)
• Display of current room temperature or setpoint in °C and/or °F
• Minimum and maximum setpoint limitation
• Button lock (automatic or manual)
• 3 multifunctional inputs, freely selectable for:
– Operating mode switchover contact (keycard, window contact, etc.)
– Changeover sensor for automatic heating / cooling mode
– External room temperature or return air temperature
– Dewpoint sensor
– Electrical heater enable
– Faults
• Advanced fan control function, i.e. fan kick, fan start, selectable fan operation
depending on heating / cooling mode, fan start delay in systems with ON/OFF
control
• Purge function in conjunction with 2-port valve in systems with automatic heating /
cooling changeover
• Reminder to clean fan filters
• Floor heating temperature limitation
• Reload factory settings for commissioning and control parameters
• 7-day time program: 8 programmable timers to switch over between Comfort and
Energy Saving mode (RDG100T)
• Infrared remote control (RDG100T)

Siemens RDG100T Specifications

General

Brand	Siemens
Model	RDG100T
Category	Thermostat
Language	English