RDG400 Siemens Thermostat
$146.85
Room thermostat, AC 24 V, VAV heating and cooling systems
Room thermostat, AC 24 V, VAV heating and cooling systems
- Output DC 0…10 V for VAV actuator and auxiliary output ON/OFF, PWM or 3-position or 3-position for VAV actuator and auxiliary output DC 0…10 V
- 3 multifunctional inputs for keycard contact, external room / return air temperature (1x, QAH11.1, QAA32), heat / cool changeover, operation mode changeover, window contact on/off, dewpoint monitor, electrical heater enabled, fault contact
- Operating modes: Comfort, Energy Saving and Protection
- Modulating PI control
- Control depending on the room or the return air temperature
- Automatic or manual heating / cooling changeover
- Adjustable commissioning and control parameters
- Minimum and maximum setpoint limitation
- Minimum and maximum limitation of air flow signal
- Output signal inversion (DC 0…10 V) as an option
- Backlit display
Application selectable:
- Single-duct system
- Single-duct system with electrical heater
- Single-duct system and radiator / floor heating
- Single-duct system with heating / cooling coil
Technical specifications
|
Ambient temperature, operation |
0…50 °C |
|
Analog output, current |
1 mA |
|
Analog output, signal |
DC 0…10 V |
|
Analog outputs |
VAV actuator, electric heater, valve |
|
Degree of protection |
IP30 |
|
Dimensions (W x H x D) |
5.04 x 1.21 x 3.66 in |
|
Frequency |
50/60 Hz |
|
Measuring range, temperature |
0…49 °C |
|
Mounting |
Wall mounting with screws |
|
Mounting position |
Wall mounting |
|
Operating voltage |
24 VAC |
|
Positioning signal |
DC 0…10 V; 3-position |
|
Power consumption |
2 VA |
|
Setpoint setting range |
5…40 °C |
|
Switching differential |
Heating: 0.5…6 K; Cooling: 0.5…6 K |
|
Triac output, switching current |
1 A |
|
Triac output, switching voltage |
24 V |
|
Triac outputs |
VAV actuator, valve, el. heater; 2-position, PWM, 3-position |
|
Warranty |
5 Years |
| Weight | 2 lbs |
|---|---|
| Dimensions | 9 × 9 × 9 in |
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