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RDF302 Modbus Room thermostat

Giá: Liên hệ

Flush-mount room thermostat for rectangular conduit box with Modbus communications, 2-/4-pipe fan coils or DX type equipment

Modbus communications
For heating and/or cooling applications
2 or 3-position control outputs
Output for 1-speed or 3-speed fan
2 multifunctional inputs for keycard contact, external room / return air temperature (QAH11.1, QAA32), heat / cool changeover, operation mode changeover, window contact on/off, dewpoint monitor, electrical heater enabled, fault contact
Operating modes: Comfort, Economy and Protection
Automatic or manual heating/cooling changeover
Adjustable commissioning and control parameters
Minimum and maximum setpoint limitation
Color of housing: signal white (RAL 9003)
Backlit display

Application selectable:

2-pipe system
2-pipe system with electrical heater
4-pipe system

Mã: RDF302 Danh mục: Thermostats Từ khóa: RDF302

Operating voltage : AC 230 V

Power consumption : 7 VA

Setpoint setting range : 5…40 °C

Switching differential : 0.5…6 K

Communication : Bus: Modbus RTU (RS 485)

Analog inputs, number : 2

Relay outputs : Fan: Normally open contact , Valve: Normally open contact , Non floating

Relay outputs, number : 5

Relay output, switching voltage : 230 V

Relay output, switching current : 5 (2) A

Type of fixing : Recessed rectangular conduit box BS4662 with fixing centres of 60.3 mm

Degree of protection : IP30

Dimensions (W x H x D) : 86 x 86 x 57 mm

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