Key Features:

• Switch selectable feedback calibration- no component changes.
• Switched maximum current ranges for easy matching to motor current rating.
• Switch selectable drive relay functions.
• Ultra stable potentiometer reference for optimum long-term speed and torque stability.
• Adjustable stability control for optimum motor response.
• Switch selectable tach or armature voltage feedback.
• Torque control input for basic winding or tension control, with overspeed limiting.
• International dual voltage supply compatibility.
• 4-20mA loop input option as standard.
• Output signals for easy display of motor speed and load.
• Compact size saves panel space and makes for easy retrofitting.
• Zero reference interlock facility.
• Single quadrant operation.
• Adjustable IR compensation for improved AVF speed regulation.
• Precision tach rectifier.

Specifications:

• AC supply range: 200 to 264V.
• Typical Armature voltage: 180V.
• Max. continuous armature current: 8A.
• Nominal Power: 1.1kw (1.5Hp).
• Hight: 150 mm.
• Width: 200 mm.
• Depth: 110 mm.
• Control action: dual loop proportional and integral.
• Speed regulation: 0.1% Tachogenerator, 2% Armature voltage feedback.
• Armature: 32 Amps at 0.9 x AC supply voltage.
• Overload protection: Extra 50% peak torque for 30 secs prior to stall trip operation.
• Field output: 1Amp at 0.9 x AC supply voltage.
• Relay: Volt free change over contacts for zero speed and/or stall.

Customer presets:

• Max. speed: 25V – 400V full scale feedback.
• Min. speed 0 to 30% of max. speed.
• Up ramp (Acceleration) 1-30 secs.
• Down ramp (Deceleration) 1-30 secs.
• Stability.
• IR comp.
• Max. armature current 0-100%

Switches:

• Maximum current – 4 ranges.
• Feedback voltage – 4 ranges.
• Relay function – zero speed and/or stall.
• Power-up inhibits.
• Tach/AVF selection.

Inputs:

• Speed.
• Torque.
• 4-20mA and 0-20mA.
• Auxiliary speed inputs +ve and -ve.
• Drive run.
• Tachogenerator.
• Pushbutton stop/start.

Outputs:

• Speed.
• Current.
• Setpoint ramp.
• Total demand.
• Zero speed and stall relay driver.
• ±12V, ±24V rails.

Features:

• Overspeed limit.
• Over torque limit.
• Inverse time overload.
• 50% stall threshold.
• Phase angle clamp.
• Precision reference.