SQM5 REVERSING ACTUATORS ARE USED FOR THE POSITIONING OF FLOW CONTROL VALVES, BUTTERFLY VALVES, DAMPERS, OR ANY APPLICATION REQUIRING ROTARY MOTION. THE SQM5 ACTUATORS ACCOMMODATE CONTROL INPUT SIGNALS OF 4-20 MA, 0-135 OHMS, 0-10 VDC, 0-20 MA, POSITION PROPORTIONAL AND FLOATING CONTROL. THE AVAILABLE OUTPUT SIGNALS INCLUDE 4-20 MA, 0-135 OHMS, 0-10 VDC, 0-20 VDC, 0-20 MA, AND 0-1000 OHMS. SQM50, SQM53 AND SQM56 ACTUATORS ARE AVAILABLE WITH UP TO SIX INTERNAL, EASILY ADJUSTABLE SWITCHES.
A SELECTION OF EXCHANGEABLE CIRCUIT BOARDS PROVIDE A VARIETY OF FUNCTIONS INCLUDING AUTO/MANUAL SELECTOR SWITCH, MANUAL FORWARD/REVERSE TOGGLE SWITCH, ZERO AND SPAN ADJUSTMENT, PARALLEL OR MASTER/SLAVE OPERATION, SPLIT RANGE CONTROL, INPUT SIGNAL OVERRIDE, AND SELECTABLE ELECTRONIC LINEARIZATION.
SQM5 IS ENGINEERED FOR PRECISION. IT IS PARTICULARLY WELL SUITED FOR APPLICATIONS REQUIRING A HIGH DEGREE OF MODULATING ACCURACY AND REPEATABILITY.
SQM5 MAY BE MOUNTED IN ANY POSITON. A SELECTION OF MOUNTING BRACKETS AND SHAFTS PROVIDES INSTALLATION OF FLEXIBILITY AND ALLOWS FOR THE SIMPLE REPLACEMENT OF MOST COMPETITIVE ACTUATORS.
Two limit switches, plus up to four internal auxiliary switches
Fully closed "economy position" switch
Drive shaft and cam drum disengagement clutches
Auto/manual switch, manual control forward/reverse toggle switch
UL, CSA approved 24 and 110 Vac versions
CE approved 220 Vac versions
Field reversable clockwise(cw) or counter clockwise (ccw) operation.
Various torque ratings and running times available
Selection of field exchangeable single-ended and dual-ended shafts
Connections for both base and face mounting
Low hysteresis actuator and potentiometer gearing
Externally visible position indication
Selection of input and output signals
Zero and span adjustment
Field exchangeable circuit boards and potentiometers
Electronic damper linearization function
split range and selectable parallel or master/slave operation
adjustable input signal override function.
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