Rdf302. B Embedded Room Temperature Controller, New and Original

• Customization: Available
• Customized: Non-Customized
• Certification: CCC, ISO9001, CE
• Model NO.: RDF302
• Brand: Siemens
• Display Type: LCD
• Power Supply: AC220
• Grade: IP54
• Temperature Range: 5-45
• Colour: Optional
• Transport Package: Carton
• Specification: 86*86
• Trademark: Siemens
• Origin: China
• Production Capacity: 5000000

Product Description

RDF302 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 mulifunctional inpuis for kevcard contact. extemal room / relun air temperaure (QAH111. 0AA32). heat / cool changeover. operaion mode changeover, windowcontact 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
Operating voltage AC 230 V
Power consumption 7 VA
Setpoint setting range 5...40C
Switching differential 0.5...6 K
Communication Bus: Modbus RTU (RS 485)
Analog inputs, number 2
Relay outputs Fan: N.0. contacts, non-floating , Valve:N.0. contacts, non-floating
Relay outputs, number 5
Relay output, switching voltage AC 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 lP30
Dimensions (W x H x D) 86 x 86 x 57 mm