Electromechanical control unit
Counter gear mechanism for end positions OPEN and CLOSED
Turns per stroke: 2 to 500 (standard) or 2 to 5,000 (option)
Limit switching
Single switch (1 NC and 1 NO) for each end position, not galvanically isolated
Standard:
Tandem switch (2 NC and 2 NO) for each end position, switches galvanically isolated
Triple switch (3 NC and 3 NO) for each end position, switches galvanically isolated
Intermediate position switches (DUO limit switching), adjustable for each direction of op-
eration
Options:
Torque switching adjustable for directions OPEN and CLOSE
Torque switching
Single switch (1 NC and 1 NO) silver contact (Ag) for each direction, not galvanically
isolated
Standard:
Tandem switch (2 NC and 2 NO) for each direction, switches galvanically isolated
Options:
Silver (Ag)
Standard:
Switch contact material
Gold (Au), recommended for low voltage actuator controls
Options:
Potentiometer or 0/4 – 20 mA (electronic position transmitter)
Position feedback signal, analogue
(option)
Continuous indication, adjustable indicator disc with symbols OPEN and CLOSED
Mechanical position indicator (op-
tion)
Blinker transmitter (option for modulating actuators)
Running indication
Resistance type heater with 5 W, 24 V AC
Heater in switch compartment
Electronic control unit
Magnetic limit and torque transmitter (MWG)
Turns per stroke: 1 to 500 (standard) or 10 to 5,000 (option)
Non-Intrusive setting
Via actuator controls
Position feedback signal
Via actuator controls
Torque feedback signal
Continuous self-adjusting indication with symbols OPEN and CLOSED
Mechanical position indicator
Blinking signal via actuator controls
Running indication
Resistance type heater with 5 W, 24 V AC
Heater in switch compartment
Service conditions
Indoor and outdoor use permissible
Use
Any position
Mounting position
≤
2 000 m above sea level
> 2,000 m above sea level on request
Installation altitude
–30 °C to +70 °C
Standard:
Ambient temperature
–40 °C to +70 °C
–60 °C to +60 °C
Options:
For exact version, refer to actuator name plate.
Up to 100 % relative humidity across the entire permissible temperature range
Humidity
IP68 with AUMA 3-phase AC motor
For special motors differing enclosure protection available (refer to motor name plate)
Standard:
Enclosure protection according to
EN 60529
DS terminal compartment additionally sealed against interior of actuator (double sealed)
Option:
According to AUMA definition, enclosure protection IP68 meets the following requirements:
●
Depth of water: maximum 8 m head of water
●
Duration of continuous immersion in water: Max. 96 hours
●
Up to 10 operations during immersion
●
Modulating duty is not possible during immersion.
For exact version, refer to actuator name plate.
Pollution degree 4 (when closed), pollution degree 2 (internal)
Pollution degree according to IEC
60664-1
82
SAV 07.2 – SAV 16.2 / SARV 07.2 – SARV 16.2 Control unit: electronic (MWG)
Technical data
ACV 01.2 HART
