Type Retrofit kits

For variable volume flows or V_min/V_max switching in room air conditioning systems

Actuators and installation accessories for mechanical self-powered CAV controllers Type EN, RN, or VFC, and flow adjustment dampers Type VFR

Parts kits for easy retrofit
Potentiometer or mechanical stops
Supply voltage 24 V AC/DC or 230 V AC
Control input signal: Signal voltage 0 – 10 V for modulating actuators
Control input signal: 1-wire control or 2-wire control (3-point) for min/max switching
Positive lock connection with CAV controller or flow adjustment damper

Optional accessories for Types RN and EN

Auxiliary switch with adjustable switching points, for example for capturing the end positions

Actuator with potentiometers for Type VFC or VFR

Application

Parts kits for the retrofit of mechanical self-powered volume flow controllers or flow adjustment dampers with actuators.

CAV controllers Type EN or RN, as well as for VFC

Min/Max switching of volume flow setpoint values
Variable adjustment of volume flow rate setpoints

Flow adjustment dampers Type VFR

Min/Max change of the damper blade position

Parts and characteristics

Damper blade can take various positions
Mechanical stops or potentiometers (only for Types VFC and VFR) to set the volume flow rates
Supply voltage 24 V AC/DC or 230 V AC
Switching between setpoint values or signal voltage range0 – 10 V DC

Technical information

Order code, Produktbeziehungen

Type
NR-VAV Retrofit kit

Variant
       For Types EN and RN
B50       Retrofit actuator for min/max switching, identical to attachment B50
B60       Retrofit actuator for min/max switching, identical to attachment B60
B70       Retrofit actuator for variable adjustment, identical to attachment B70
S2       Retrofit auxiliary switch, identical to attachment B*2
ENMAT       Retrofit installation accessories for EN
RNMAT       Retrofit installation accessories for RN

       For Types VFC and VFR
E01       Retrofit actuator for min/max switching, identical to attachment E01
E02       Retrofit actuator for min/max switching, identical to attachment E02
E03       Retrofit actuator for variable adjustment, identical to attachment E03
M01       Retrofit actuator for min/max switching, identical to attachment M01
M02       Retrofit actuator for min/max switching, identical to attachment M02

Variants

Actuator for switching between setpoint values (B*05, B6*, B7*) for Type RN or EN

Actuators for volume flow controllers Type RN or EN

Part number	Construction	Supply voltage	Type	Identical to attachment
NR-VAV-B50	Min/Max switching, mechanical stops	24 V AC/DC	LM24A-F	B50
NR-VAV-B60	Min/Max switching, mechanical stops	230 V AC	LM230A-F	B60
NR-VAV-B70	Variable adjustment, mechanical stops	24 V AC/DC	LM24A-SR-F	B70
NR-VAV-S2	Auxiliary switch		S2A	Included with B*2
NR-VAV-RNMAT	Installation accessories for RN
NR-VAV-ENMAT	Installation accessories for EN

Installation accessories for CAV controllers Type EN or RN are to be ordered separately

Actuators for volume flow controllers Type VFC and for flow adjustment dampers Type VFR

Part number	Construction	Supply voltage	Type	Identical to attachment
NR-VAV-E01	Min/Max switching, potentiometer	24 V AC/DC	224-024-02-001	E01
NR-VAV-E02	Min/Max switching, potentiometer	230 V AC	224-230-02-002	E02
NR-VAV-E03	Variable adjustment, potentiometer	24 V AC/DC	224C-024-02-003	E03
NR-VAV-M01	Min/Max switching, mechanical stops	24 V AC/DC	CM24-F	M01
NR-VAV-M02	Min/Max switching, mechanical stops	230 V AC	CM230-F	M02

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