RMB795B-1

• Central control unit with integrated control and supervisory functions for individual room control with RXB room controllers and room thermostats RDG/RDF
• Central collection of heating and cooling demands from any KNX room controllers
• Control of any HVAC primary controllers in dependence on the received and calculated heating/cooling demands
• Individual time programs for room groups
• Preselected operating modes and setpoints‚ minimum / maximum temperature supervision and supervision of RXB room controllers and room thermostats RDG/RDF
• Trend and fault reporting functions for the input variables temperature‚ relative / absolute humidity‚ pressure / differential pressure‚ volumetric air flow‚ indoor air quality‚ etc.
• Heating / cooling changeover function for operation with 2-pipe systems
• Flexible configuration
• Clear-text operation with separate operator unit (plug-in type or detached)
• Integrated KNX bus communication
• No commissioning tool required

The RMB795B-1 supports the languages: English, German, French, Italian, Spanish, Portuguese, Dutch, Danish, Finnish, Norwegian, Swedish, Polish, Czech, Hungarian, Russian, Slovak, Bulgarian, Greek, Romanian, Slovenian, Serbian, Croatian, Turkish, Chinese.

Extension modules complement the central control unit and offer extra functions. They are attached to the controller via plug-in connectors. The extension modules do not operate autonomously.
The operation of the device from commissioning to enduser operation can be done via the operator unit.
Available extension modules:

• 1 universal module RMZ785
• 2 universal modules RMZ787

A total of 3 extension modules can simultaneously be used with the central control unit.

Available operator units:

• Plug-in type operator unit RMZ790
• Detached operator unit RMZ791
• Bus operator unit RMZ792

• Operating voltage: AC 24 V
• Frequency: 50/60 Hz
• Power consumption: 12 VA
• Communication: KNX (KNX TP1)
• Analog outputs, number: 2
• Analog output, signal: DC 0...10 V
• Analog output, current: Max. 1 mA
• Digital outputs, number: 4
• Universal input, signal: 2 x LG-Ni1000 , DC 0...10 V, Potential-free digital status contact , LG-Ni1000 , Pt1000 , T1 (PTC)
• Universal inputs, number: 6
• Relay outputs, number: 4
• Relay output, switching voltage: AC 19...250 V
• Relay output, switching current: 4 (3) A
• Mounting: DIN rail
• Degree of protection: IP20
• Dimensions (W x H x D): 173 x 90 x 80 mm
• Warranty: 24 Months

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