RDF660MB/MM

Flush mount MODBUS room thermostat for 2-/4-pipe FCU with on/off valves, ECM fan and 2x basic input, fit for both round and square conduit boxes

Flush-mount room thermostat for round and square conduit boxes with LCD for fan coil units and compressors

Modbus communications
For heating and/or cooling applications
2 or 3-position control outputs
ECM fan output
2 multifunctional inputs for 1) keycard contact / window contact (DI) 2) heat / cool changeover (AI & DI)
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

Description

Technical Specifications

Operating voltage

AC 230 V

Power consumption

9 VA

Setpoint setting range

5…40 °C

Switching differential

0.5…6 K

Communication

RS485 Modbus

Analog inputs, number

Analog outputs

Fan: DC 0…10 V

Analog output, signal

DC 0…10 V

Relay outputs

Valve: Normally open contact

Relay outputs, number

Relay output, switching voltage

230 V

Relay output, switching current

5 (2)A

Type of fixing

Recessed round or square conduit box diameter min. 60 mm

Degree of protection

IP30

Dimensions (W x H x D)

86 x 86 x 36 mm

Color

White

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HVAC & AIR CONDITION

RDF660MB/MM

Flush mount MODBUS room thermostat for 2-/4-pipe FCU with on/off valves, ECM fan and 2x basic input, fit for both round and square conduit boxes

Reviews

MAECENAS IACULIS

ADIPISCING CONVALLIS BULUM

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HVAC & AIR CONDITION

RDF660MB/MM

Flush mount MODBUS room thermostat for 2-/4-pipe FCU with on/off valves, ECM fan and 2x basic input, fit for both round and square conduit boxes

Reviews

MAECENAS IACULIS

ADIPISCING CONVALLIS BULUM

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