Siemens Desigo DXR Room Automation Stations DXR2 M18 Data Sheet

Room Automation Automation stations Automation station with increased functionality and flexibility to support the demands standard control of terminal HVAC equipment and Total Room Automation TRA TRA offers the highest level of flexibility for energy optimized solutions sacrificing comfort Compact programmable room automation stations for HVAC lighting and BACnet MS TP Communication BTL certified KNX PL Link bus to connect sensors actuators and operator units including bus USB interface Operating voltage AC 24V Mounted on standard DIN rails or on the wall Plug in terminal blocks Infrastructure Products applications Applications Total Room Automation applications combining multiple disciplines HVAC lighting into one comprehensive solution BTL Listed as a BACnet Advanced Application Controller B AAC device Fully programmable using block programming Proven pre loaded applications Operational modes Comfort Standby Economy Protection and so on Coil Unit FCU FAN COIL 2 Pipe CW HW and HW Valves FAN COIL 4 Pipe CW and HW Valves FAN COIL staged DX Cooling and staged Heating FAN COIL with CW and staged Electric Heat FAN COIL VENT with CW HW and Outside Air Damper OAD control FAN COIL VENT with CW ELEC and OAD control FAN COIL UNIT VENT with DX HW and OAD control FAN COIL UNIT VENT with DX ELEC and OAD control Beam Chilled Beam Passive 2 Pipe Heating Cooling and Radiator 1 Stage Electric Pump HP Variable Speed Two Stage Elec Heat and One Stage Elec Rad with OAD HP Variable Speed Water Source HW Heat and Modulating Elec Rad with OAD HP Single Stage One Stage Elec Heat and HW Rad with OAD HP Multi Stage Two Stage Elec Heat and HW Rad with OAD HP Multi Stage Hot Gas Reheat One Stage Elec Heat and HW Rad with OAD HP Multi Stage Ground Source Hot Gas Reheat One Stage Elec Heat and HW Rad with Electrical terminal heating coils PWM single multi stage or analog Terminal fans single multi stage or analog Chill water DX or hot water coils and heating cooling coils 2 pipe or 4 pipe Variable Air Volume VAV Dual Duct and Fan Powered VAV FPB Radiant ceiling including Chilled beams cooling heating and heating cooling 2 pipe or 4 control Radiator Baseboard hot water steam or electric Lighting up to four separated or overlapping zones Manual switching and dimming Occupancy control and Vacancy control Automatic Daylight Harvesting step or constant level control Stairwell lighting Scene control Industry Inc Infrastructure Blinds one or two separate zones Manual control Up Down Predefined positions Occupancy control and Vacancy control Glare Protection Energy efficiency functions including solar radiation optimization Slat angle Scene control Application Options coil unit Single multiple or variable speed fan control Outside air damper control with economizer Ventilation Control or Demand Control Ventilation DCV with separate outside air damper setpoints for each operational mode Supply discharge air temperature control for modulation heating or cooling coils Dehumidification control Terminal coils heating hot water or electric cooling chilled water or DX and coil 2 pipe or 4 pipe Radiant ceiling including Chilled beams and Radiator control pump Heat Pump compressors Single multiple or variable speed Air to air water loop or ground water configurations Single multiple or variable speed fan control Outside air damper control with economizer Dehumidification control Ventilation Control or Demand Control Ventilation DCV with separate outside air damper setpoints for each operational mode Terminal heating coil hot water or electric or hot gas coil Radiant ceiling including Chilled beams and Radiator control Greenleaf energy efficiency determination and display Configurable plant operating modes heating cooling warm up cool down flush purge and on selected application and its parameters as well as input and output configuration determine room automation station s functionality detailed description of functionality is available in the ABT Automation Building Tool online BACnet MS TP USB connection for service and commissioning firmware download and LAN access The following functions are available with the KNX PL Link bus Communication with room operator units switches sensors actuators and luminaires Plug and play connection of Siemens field devices with KNX PL Link Industry Inc Infrastructure summary Number with 60 data with 60 data DXR2 M18 Room Station DI 4 UI DO Triacs 4 AO 0 to Smoke Control DXR2 M18 Automation Station DI 4 UI DO Triacs 4 AO 0 to Documentation Number ohm Resistor Kit and mounting datasheet and commissioning Unit Datasheet listing Installation Instructions 24V IP 24V MS TP VAV Start up Procedures FPB Start up Procedures FCU Start up Procedures Procedures mounted PIC Statement see the Global datasheets for additional information not found in this submittal sheet ID data data Resolution analog in Resolution analog out Bits Bits 7035 light gray mm 7.09 in x 104.5 mm 4.11 in x 59.5 mm 2.34 in 360 g 12.69 oz 40 g 1.41 oz Industry Inc Infrastructure data supply voltage fuse with secondary current limitation of max 10 A external secondary current fuse fuse breakers 24V 15 20 Hz A irreversible 10 A slow 13 A characteristic B C D as per EN 60898 power VA for transformer design Model load Max load Triac load all outputs 24V load KNX at 50 load 24V 2.4 AC A each Allowed field x 6 48 for the Triac outputs must be reduced if the maximum load of 18 VA is required for AC field supply on the DXR2 x18 calculate the total VA add the Base Load the number of Triacs field supplies KNX PL devices cannot exceed the maximum power consumption See the Wiring Guidelines for more measurement PT1K 375 NA PT1K 385 EU LG Ni1000 Ni1000 DIN T1 PTC NTC10K Type II NTC100K measurement 0 to 10V 0 to 10V 0 to 100 fixed value of 1 is calibrated to correct line resistance Inputs sensor 1000 2500 10 K 100 K Configurable default Inputs voltage current resistance for closed contacts resistance for open contacts