SIEMENS Synco™ living • RF-based multi-controller - For precontrol of up to 2 room groups - For control of ventilation plant with up to 3 stages • RF communication based on KNX standard (868 MHz, bidirectional) • Mains-powered AC 230 V • 3 universal relay outputs • 1 additional output - for 3-position actuator, or - as a 4th universal relay output • 4 universal inputs • 2 universal outputs DC 0...10 V • For integration into the Siemens Synco living system • Designed for use in heating plants for precontrol of up to 2 room groups - 2 primary controllers each with 1 DC 0...10 V actuator - 1 primary controller with a DC 0.10 V actuator and 1 primary controller with a 3-position actuator With flow and return temperature limitation, optional control of room group pumps and DHW heating. • Suited for control of 3-stage ventilation plant including HR bypass, with influence from humidity, indoor air quality or CO2 level, fault supervision • Forwarding of heat demand signal to primary energy plant Building Technologies

Equipment combinations The RRV934 multi-controller is designed for use with the Siemens Synco living system. For more detailed information about equipment combinations, refer to the Data Sheet covering the central apartment unit CE1N2707en. Application examples Radiator heating and low-temperature floor heating with flow temperature control, maximum limitation and maintained return temperature Precontrol of 2 independent room groups RRV91x Primary controller Heating circuits room Heating circuits room: Flow temperature sensor Return temperature sensor Room group pump Mixing valve (DC 0…10 V)...

Integration of ventilation plant 3-stage step selector of ventilation plant HR bypass, 3-position actuator Humidity, indoor air quality or CO2 sensor, DC 0…10 V Fault / maintenance contact (e.g. for monitoring a filter) Exhaust air Outside air Supply air Extract air Ordering When ordering, please give quantity, product name and type reference. Scope of delivery The RRV934 is supplied complete with Mounting Instructions. Product documentation The Operating and Commissioning Instructions for the RRV934 are contained in the product documentation supplied with the central apartment unit. Functions...

Siemens Building Technologies

Device and system functions

Operating and indicating elements Operating elements Indicating element Function of operating elements Function of indicating elements For more detailed information about the functions and operation of the RRV934, refer to the product documentation covering the central apartment unit. Siemens Building Technologies

Notes on engineering and operation • Due to its compact design, the RRV934 can be fitted directly in the electrical distribution panel*, heat distribution panel*, on the ceiling in the cellar, or in the cable riser • The permissible environmental conditions must be observed • The RRV934 must not be exposed to dripping water • For notes relating to engineering and mounting RF devices of the Siemens Synco living system, refer to Data Sheet CE1N2708en • When mounting the RRV934, ensure that there is sufficient space by the connection terminals to introduce the cable (≥ 30 mm) • At the top of the...

Technical data Power supply Power consumption (excluding extern. loads) max. 7 VA_ Frequency Range Protocol Typically 30 m inside buildings KNX RF-compatible knx Universal input Permissible cable length to sensor or external contact Universal relay output Measuring range_ Copper cable 0.6 mm dia. Copper cable 1 mm2 Copper cable 1.5 mm2 Type Universal output Electrical connections Type of controller Standards Quantity Type Quantity Screw terminals for Primary controller Environmental compatibility C€ conformity to EMC directive - Immunity, Emissions Low-voltage directive - Electrical safety RTTE...

Environmental conditions Connection terminals Elevation above sea level min. 700 hPa, corresponding to max. Connection diagram U1, U2 Universal output DC 0...10 V M Ground for universal output X1...X4 Universal input (digital input, sensor input or DC 0.10 V) M Ground for universal input Mains voltage or protective extra-low voltage Q13, Q14 Potential-free universal relay output for AC 24.230 V (relay 1) Q23, Q24 Potential-free universal relay output for AC 24.230 V (relay 2) Q33, Q34 Potential-free universal relay output for AC 24.230 V (relay 3) Potential-free universal relay output for AC...

Example: Controlled ventilation of apartment: Step selector, HR bypass AC 230 V Multi-controller RRV934 Actuator HR bypass, 3-position AC 230 V Universal output DC 0…10 V Universal input, can be used for temperature measurement / digital input / DC 0…10 V Relay 1 (Q1) of 1-stage step selector Relay 1 (Q1) and relay 2 (Q2) of 2- or 3-stage step selector Relay 1 (Q1), relay 2 (Q2) and relay 3 (Q3) of 3-stage step selector The behavior of relays 1...3 with each stage can be selected on the central apartment unit Multi-controller RRV934 Actuator HR bypass, 3-position, AC 24 V Universal output DC...

Example of precontrol: Primary controller 1 with actuator, 3-position, AC 230 V, primary controller 2 with actuator, DC 0…10 V Multi controller RRV934 Flow temperature sensor for primary controller 1 (LG-Ni1000) Return temperature sensor for primary controller 1 (LG-Ni1000) Flow temperature sensor for primary controller 2 (LG-Ni1000) Return temperature sensor for primary controller 2 (LG-Ni1000) Room group pump 1 for primary controller 1 Room group pump 2 for primary controller 2 Valve actuator primary controller 1, 3-position, AC 230 V Valve actuator primary controller 2, DC 0...10 V Universal...