AUMA SA 07.2 - Page 80

Features and functions
Terminal plan according to order number enclosed with deliveryTerminal plan
B1 according to EN ISO 5210Standard:Valve attachment
A, B2, B3, B4, C, D according to EN ISO 5210
A, B, D, E according to DIN 3210
C according to DIN 3338
Option:
Special valve attachments: AF, AK, AG, B3D, ED, DD, IB1, IB3
A prepared for permanent lubrication of stem
Electromechanical control unit
Counter gear mechanism for end positions OPEN and CLOSED
Turns per stroke: 1 to 500 (standard) or 1 to 5,000 (option)
Limit switching
Single switch (1 NC and 1 NO) for each end position, not galvanically isolatedStandard:
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 CLOSETorque switching
Single switch (1 NC and 1 NO) for each direction, not galvanically isolatedStandard:
Tandem switch (2 NC and 2 NO) for each direction, switches galvanically isolatedOption:
Silver (Ag)Standard:Switch contact materials
Gold (Au), recommended for low voltage actuator controlsOption:
Potentiometer or 0/4 – 20 mA (electronic position transmitter)Position feedback signal, analogue
(options)
Continuous indication, adjustable indicator disc with symbols OPEN and CLOSEDMechanical position indicator
(option)
Blinker transmitter (optional for modulating actuators)Running indication
Self-regulating PTC heater, 5 – 20 W, 110 – 250 V AC/DCStandard:Heater in switch compartment
24 – 48 V AC/DC (for actuators with 3-phase AC/1-phase AC/DC motors)
or 380 – 400 V AC (for actuators with 3-phase AC motors
Options:
A resistance type heater of 5 W, 24 V AC is installed in the actuator in combination with AM or AC actu-
ator controls.
A resistance type heater of 5 W, 24 V AC is installed in the actuator in combination with ACExC actuator
controls.
Service conditions
Indoor and outdoor use permissibleUse
Any positionMounting position
≤ 2 000 m above sea level
> 2,000 m above sea level, on request
Installation altitude
Refer to actuator name plateAmbient temperature
Up to 100 % relative humidity across the entire permissible temperature rangeHumidity
IP68 (with AUMA 3-phase/1-phase AC or DC 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 (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: Maximum 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
80
SA 07.2 – SA 16.2/SAR 07.2 – SAR 16.2 Control unit - electromechanical
Technical data AC 01.2 Intrusive Modbus RTU