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HCT DRF2 User Manual Download Page 15

 

 

 

 

021-DRF Rev B   

 

 

 

 

 

 

 

 

        

DRC User Manual  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15 

Copyright © Enovation Controls – 2018

 

 

DRF Valve Controller                

 

 

Open-loop dual coil Mode: 

0.5V to 9.5V drives the channel 1 output, -0.5 
to -9.5V drives the channel 2 output. 

Channel 1 has an  output of 0.56A because 
the input is 5.5V. 

 

 

Channel 1 has an  output of 0.22A because 
the input is 2.4V. 

 

 

 

 

 

Summary of Contents for DRF2

Page 1: ...Controls reserves the right to improve this product at any time and without notice This manual may contain mistakes and printing errors The content is regularly checked and updated Please check our website or contact our customer support for latest version Enovation Controls accepts NO liability for technical mistakes or printing errors or their consequence ...

Page 2: ...3 DRF Controllers 4 Operating Specifications 4 Physical Description 5 User Interface 5 Configuration 6 Parameter List 9 PID Algorithm 12 Setup Procedure 12 Wiring 17 Order Information 18 Application Examples 19 Open Loop Double Solenoid Control DRF2 Vxx 19 Double Single Single Solenoid Control DRF4 Vxx 20 Closed Loop Velocity Mode DRF2 Vxx 21 Revision Record 21 ...

Page 3: ...mechanical connections and the expected reactions of the equipment Operate the units within the temperature range Use the correct tools to do the job i e P C software etc Separate High Voltage AC cables from Low Voltage DC signal and supply cables Make sure power supply is CORRECT ELECTRICALLY CLEAN STABLE and rated for the full load Make sure the controller output voltage current is compatible wi...

Page 4: ...en loop and closed loop applications programmable enable input All input and output limits are independently adjustable Adjustable output with short circuit protection adjustable ramp up and ramp down rates Fully adjustable PID control loop Operating Specifications Supply Voltage 9 to 32VDC Supply Current Valve current 50mA Quiescent Max Output Current DRF x06 600mA MAX per channel DRF x12 1 2A MA...

Page 5: ...h the output current In the case of a fault the LEDs will flash red with a flash code See Fault Status for details The DRF communicates with the Graphical User Interface through the USB port When connected to a PC the DR controller is recognized as a USB device with or without power supply However it must be powered when configuring the settings User Interface The DRF has a number of internal sett...

Page 6: ...le Fixed parameters show the module s firmware version etc Monitor parameters display output current and system voltage Use variable parameters to configure the controller such as maximum output current operating mode etc Some parameters combine variable and monitor in one line Use it to set a variable according to the current monitor value Press the unlock button to enter the edit mode An asteris...

Page 7: ...r displays a static table of values from non volatile memory The changes made to the settings by selecting lock are not updated in the table unless read settings from controller is selected again To save the settings into a file for future use click read settings from controller before clicking save settings to file ...

Page 8: ... uploading settings from a data file the static table shows the settings from the data file but they are not in the controller yet Click write settings to controller before clicking read settings from controller After this step the static table will display the DRF settings from the data file ...

Page 9: ...d 0 0 to 2 0 V mA Previous 5 parameters repeated for channel 32 C1 Min input 10 to 10 0 4 to 20 0 V mA C1 Max input 10 to 10 0 4 to 20 0 V mA C1 Min output 0 to 6001 mA C1 Max output 0 to 6001 mA C1 Ramp up 0 0 to 120 0 Seconds C1 Ramp down 0 0 to 120 0 Seconds Previous 6 parameters repeated for all channels2 Dither frequency 30 to 1000 Hz C1 Command input V mA C1 Output current mA Previous 2 para...

Page 10: ...Also higher settings result in shorter ramp time but it can cause oscillation It is variable type INTEGRAL GAIN Sets the I term in a PID control loop It is the sum of the error over time It overcomes an offset in the output or to correct for small deviations over time A higher gain will result in more integral control but can cause oscillation It is variable type DERIVATIVE GAIN Sets the D term in...

Page 11: ...or 12A 25A It cannot be inverted The value in the brackets is the present output current Cx RAMP UP DOWN Sets the time for Output current to ramp UP or Down through the full input range These parameters are variable DITHER FREQ Options 30 50 75 100 125 150 175 200 225 250 275 300 and 1000 Hz Set the PWM or dither frequency according to the valve specifications This parameter is variable Cx COMMAND...

Page 12: ...in term I integral gain term D derivative gain term e t error at time t T PID loop time Setup Procedure 1 Select the operating frequency 2 Set the Minimum and Maximum Outputs according to the valve specs 3 Set the Dither Frequency according to the valve specs Higher dither frequencies can improve frequency response 4 Start with Proportional only to achieve a stable system 5 Add Integral 6 Add Deri...

Page 13: ...de 3 or 4 channel 2 in mode 1 or 2 When the feedback channel 2 input 5 5V is greater than the command channel 1 input 3 8V DRF outputs 0A to Channel 1 Channel 2 does not have an output When the feedback channel 2 input 5 5V is less than the command channel 1 input 9 8V DRF outputs 0 74A to Channel 1 Channel 2 does not have an output ...

Page 14: ...the feedback channel 2 input 5 5V is greater than the command channel 1 input 1 3V DRF outputs 0A to Channel 1 Channel 2 does not have an output When the feedback channel 2 input 5 5V is less than the command channel 1 input 7 2V DRF outputs 0 74A to Channel 1 Channel 2 does not have an output ...

Page 15: ...ntrols 2018 DRF Valve Controller Open loop dual coil Mode 0 5V to 9 5V drives the channel 1 output 0 5 to 9 5V drives the channel 2 output Channel 1 has an output of 0 56A because the input is 5 5V Channel 1 has an output of 0 22A because the input is 2 4V ...

Page 16: ...1 DRF Rev B DRC User Manual 16 Copyright Enovation Controls 2018 DRF Valve Controller Channel 2 has an output of 0 34A because the input is 3 5V Channel 2 has an output of 0 64A because the input is 6 4V ...

Page 17: ...e below Terminal Function J1 1 V Supply J1 2 Supply Common J1 3 Enable Input J2 1 Output Ch 1 J2 2 Common J2 3 Output Ch 2 J3 1 Output Ch 3 J3 2 Common J3 3 Output Ch 4 J4 1 10V Reference J4 2 Common J4 3 10V Reference J5 1 Command Input Ch 1 J5 2 Common J5 3 Command Input Ch 2 J6 1 Command Input Ch 3 J6 2 Common J6 3 Command Input Ch 4 ...

Page 18: ...RF Valve Controller Order Information The following is a break down of the DRF part numbering system DRF4 V12 06 600mA max 12 1 2A max 25 2 5A max V 10 to 10V input A 0 to 20mA Number of channels 2 or 4 Required Communication Cables For the PC software SAM PN 108 00134 ...

Page 19: ... 9 32VDC V Enabled PWR J1 1 DRF2 Electronic Valve Controller Enable J1 3 GND J1 2 10V Ref Out J4 1 10VDC 20mA 0 to 10VDC 10V Ref Out J4 3 Ch 1 I P J5 1 Sig GND J4 2 J5 2 VDC I P mA I P Supply Voltage 4 12mA Ch 2 I P J5 3 Prop PWM Sourcing Sig GND J2 2 Ch 1 Out J2 1 Ch 2 Out J2 3 Prop PWM Sourcing 0 to 10VDC 12 20mA Example Settings Input Output Diagram 10V Ch 2 600mA 5mA 600mA 5mA Center 0V Ch 2 C...

Page 20: ...p PWM Sourcing Ch 3 Out J3 1 Sig GND J3 2 Ch 4 Out J3 3 Prop PWM Sourcing 10VDC 20mA 0 10VDC VDC I P mA I P 4 20mA Supply Voltage Sig GND J4 2 J5 2 Prop PWM Sourcing Ch 2 Out J2 3 Prop PWM Sourcing Ch 1 Out J2 1 Sig GND J2 2 0 to 10VDC 12 20mA Example Settings Parameter Value C1 Mode 2 CUR USE ENBL C1 Min input 0 2 V C1 Max input 10 0 V C1 Min output 5 mA C1 Max output 600 mA C1 Ramp up 1 S C1 Ram...

Page 21: ...bled PWR J1 1 DRF2 Electronic Valve Controller Enable J1 3 GND J1 2 10V Ref Out J4 1 10VDC 20mA 0 to 10VDC 10V Ref Out J4 3 Ch 1 I P J5 1 Sig GND J4 2 J5 2 VDC I P mA I P Supply Voltage 4 20mA Ch 2 I P J5 3 Prop PWM Sourcing Sig GND J2 2 Ch 1 Out J2 1 Ch 2 Out J2 3 Prop PWM Sourcing Feedback Process Example Settings Functional Curves 0 t Red command Input Channel 1 3 Black Feedback Input Channel 2...

Page 22: ...ation is regularly checked and corrections made in the next issue Please check our website for latest version Enovation Controls accepts NO liability for technical mistakes or printing errors or their consequences High Country Tek by Enovation Controls 5311 S 122nd East Ave Tulsa OK 74146 Tel 1 918 317 4100 sales enovationcontrols com ...

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