PLX Series Digital DC Drives Features

Analog Inputs & Outputs 8 analog inputs & 4 analog outputs (12 bits)All outputs short circuit protected

All inputs overvoltage protected up to +50vInputs configurable 5 to 30v

Input volts programmable up to +/-30v

plx faceSpecifications


Digital Inputs & Outputs 17 digital inputs & 7 digital outputsDigital i/o short circuit protectedDigital inputs over volts protected to +50v

(with settable switching levels)

Digital outputs over volts protected to +50v

Speed Feedback Options Analog tachEncoder

Armature voltage

Encoder + armature volts

Encoder + analog tach

Field Configurations Fixed CurrentFixed voltage

Automatic field weakening

Delayed field quench

Standby field settingField economy

Diagnostic Monitoring Scope terminal to monitor selectable parametersAll analog input voltagesAll digital input states

All analog output voltages

All digital output states

Tach volts

Motor arm volts & amps

Field current

Output power Kw

AC supply volts

Approvals CE, UL & C-UL
Standard User ConfigurableSoftware Functions Two PID blocksParameter profilerWinder reel diameter calculator

Winder taper tension calculator

Winder torque/inertia/friction compensator

Preset speed function

Two summers

Software “motorized pot”

Interval timer

Current profiling

Zero speed shaft position lock

Jog / crawl functions

Two filters

Dual motor swap


Sample & hold function

Auto self-tune current loop

Linear and S-ramps

Slack take-up

Batch Counter

Draw control

Protection Interline device networksInterline device networksHigh energy MOV’s

Instantaneous overcurrent

Overcurrent (inverse time)

Field fail and overcurrent

Motor overtemperature

SCR (thyristor) overtemp

Main power phase loss

Armature overvolts

Overspeed protection

Speed feedback mismatch

Stall protection

Standstill logic

SCR (Thyristor) trigger failure

Digital output short circuit

RS232 Serial Communications Port Parameter upload/download to save and printDrive – to – drive parameter linkDrive – to – drive set up cloning
Optional Communications drive.webonline distributed controlEthernet, Profibus DP