80-4280-10, Rev. 4
7
**NOTE: May not be available with all options and models. For more information or to inquire about
standards not specifically listed, please call Beck for more information at 215-968-4600.
Action on Loss of Input
Signal (Power On)
Overtorque Protection
If the output torque of the actuator exceeds 115% of the actuator rating,
the motor will shut off (feature can be enabled/disabled).
Stall Protection
If the motor tries to run in one direction for more than 300 seconds
(configurable from 30 to 300 seconds), the motor will shut off.
Over-travel Protection
Switches
Two SPDT (single pole, double throw), one for CW and one for CCW
limit of output shaft travel. Standard switch setting is for 101° of travel.
Auxiliary Switches
(Field Adjustable)
Two SPDT (single pole, double throw), rated for 1 Amp, 250 Volts AC.
Customer Wiring
Terminals accommodate up to 12 AWG (3.31 mm2).
Handswitch
Permits local electrical operation, independent of Demand input signal.
Handwheel
Provides manual operation without electrical power.
Motor
Does not coast or overshoot and will not overheat, even under continu-
ous modulation.
Gear Train
High efficiency, precision-cut, heat-treated alloy steel and ductile iron
spur gears enclosed in, and permanently lubricated by, a grease-filled
housing are designed for long life and minimal wear.
Mechanical Stops
Prevent over-travel during automatic or manual operation.
Enclosure
Precision-machined aluminum alloy castings, painted with corrosion-
resistant polyurethane paint, provide a rugged, dust-tight, weatherproof
enclosure.
Mounting Orientation
Upright, as depicted in outline dimension drawings on pages 8-11.
pages 8-11.
Standards**
C-UL US Listed
CE Compliance available
Stays in place or runs to any preset position (configurable).
