Belimo VRU-M1R-BAC Lembar Data Teknis
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VAV-Universal, modular control solution with
integrated Δp sensor for contaminated media.
Can be combined with damper actuator
optimally suited to the room pressure
application. Field of application: technical
building equipment, HVAC systems
• Application: Room pressure control in
comfort and sensitive areas
• Belimo M1R, static diaphragm sensor
• Functional range differential
pressure -75...75 Pa
• suitable for ...-VST actuator
• Control communicative, hybrid, modulating
(0/2...10 V)
• Communication via BACnet MS/TP, Modbus
RTU or Belimo MP-Bus
• Conversion of sensor signals
• Tool connection: Service socket, NFC
interface
Technical data
Data bus communication
Measuring data
www.belimo.com
Technical data sheet
Electrical data
Nominal voltage
Nominal voltage frequency
Nominal voltage range
Power consumption in operation
Power consumption for wire sizing
Power consumption for wire sizing note
Connection supply / control
Sensor input S1
Actuator Connection (I) (M)
Communicative control
Number of nodes
Functional data
Operating range Y
Input impedance
Operating range Y variable
Position feedback U note
Position feedback U variable
Override control
Parametrisation
Measuring principle
Installation orientation
Functional range differential pressure
Burst pressure
Condition measuring air
VRU-M1R-BAC • en-gb • 2023-10-05 • Subject to change
VRU-M1R-BAC
AC/DC 24 V
50/60 Hz
AC 19.2...28.8 V / DC 21.6...28.8 V
1.5 W
2 VA plus connected VST actuator
Imax 20 A @ 5 ms, incl. actuator
Terminals 2.5 mm²
Connection of external sensor (passive / active /
switch)
AC/DC 24 V, PP-Link for VST actuator
BACnet MS/TP
Modbus RTU
MP-Bus
BACnet / Modbus see interface description
MP-Bus max. 8
2...10 V
100 kΩ
0...10 V
Max. 0.5 mA
Options: Δp / Position
0...10 V
Start point 0...8 V
End point 2...10 V
z1 motor stop / damper OPEN (AC/DC 24 V)
z2 damper CLOSE / MAX (AC/DC 24 V)
via Belimo Assistant App / PC-Tool
Belimo M1R, static diaphragm sensor
position-independent, no zeroing necessary
-75...75 Pa
±7 kPa
0...50°C / 5...95% RH, non-condensing
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