Proportional / Peak and Hold Current Controlled

Model 805 PWM Proportional Valve/Solenoid Driver with Peak and Hold Modes

The Model 805 PWM Driver generates a high frequency, pulse width modulated, self-controlled variable duty cycle control output for proportional (current) controlled solenoid drive applications. The Model 805 also provides operational modes for peak and hold solenoid drive.

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The Model 805 PWM Driver / Controller is a signal conditioner style PWM Driver. The Model 805 features current controlled proportional and peak and hold PWM solenoid control modes and is designed for stand-alone, PLC or computer control applications.

Current Control Modes	Current Ranges
Proportional Control	Proportional: 2A, 4A
Peak and Hold Drive	Peak: 2A, 4A, 6A

Control Inputs	Output
Analog 0 to 5, 0 to 10V, 4 to 20mA	Low-side MOSFET drive
USB Interface	Up to 75W peak
Digital Opto-Iso Trigger	Up to 50W Proportional
	9V to 28V

Applications
- Proportional PWM Control
  - PWM drive for valves, solenoids, injectors
  - solenoid test and development and life cycle testing
- Peak and Hold solenoid control
- analog / USB to proportional control output signal conditioner
Proportional Valve Driver with PWM output
- 3.5A maximum output current
- maintains solenoid current independent of changes in solenoid coil resistance (self-heating) or operating voltage
Peak and Hold operating modes – Example Peak and Hold Waveform PDF
- select from four peak and hold modes
- three peak current ranges: 2A, 4A and 6A
- peak current conrol with timeout feature
- external or self-timed trigger (10 to 80Hz)
Operating frequency up to 5000Hz
PWM dither frequency 50 to 500Hz
Optically isolated input trigger
- enable / disable for proportional control mode
- trigger for peak and hold modes
Analog / USB control of output current setpoint
Fully differential analog imput (0 to 5V, 0 to 10V or 4 to 20mA)
- over +/- 100V common mode rejection
Remote setup and operation via USB
- readout and save current settings in non-volatile memory
- all settings modified using a PC GUI screen
- digital control, no drift, high noise rejection – no potentiometers
- access to advanced control parameters: PID constants, start-up ramp, min / max duty %
Output monitor and status / fault indicator LEDs
Power MOSFET output with low side drive control – PWM output sinks up to 4A at 12V
Controller operates from 9V to 28V DC
Lead-Free, RoHS compliant
Small form factor, 3.625 in. x 2.25 in. x 1 in.
Rugged construction, high quality PCB using surface mount technology, designed for industrial temperature range operation (-40 deg C to +80 deg C)
Warranty: 90 days for manufacturer defects
Order Number: PWMC-805 (see datasheet for available ordering options)

Proportional / Peak and Hold Current Controlled

Model 805 PWM Proportional Valve/Solenoid Driver with Peak and Hold Modes

Product Customizations