1
Fan Controller Unit.
700-00027-0
Application and Information Manual.
DFC-3, 24V, 600mA
Direct Connect option
for 20Hz ECM output.
Publ. 700-00027-0
July - 2005
Страница 1: ...1 Fan Controller Unit 700 00027 0 Application and Information Manual DFC 3 24V 600mA Direct Connect option for 20Hz ECM output Publ 700 00027 0 July 2005 ...
Страница 2: ... advice should be sought from your Local distributor or from Parker Denison internal sales departments To keep pace with the changing laws on environmental issues new legislation regarding engine efficiency while also reducing machine operating costs the award winning Parker Denison Fan Controller DFC systems program has now produced a third iteration of the controller DFC 3 aimed specifically at ...
Страница 3: ...low wires TO or FROM the unit to short circuit to each other or chassis cabinet e t c 8 Attempt to use this unit in areas of intense RF without adequate screening measures 8 Disconnect or connect wires to or from this unit unless it it isolated from the power supply 8 Use this unit in temperatures that exceed those specified as operation may be effected Important Notes 700 00027 0 DFC 3 Plug Top D...
Страница 4: ...llow Default to full fan speed safety operation if the power supply to the DFC 3 controller is removed Adjustment Guide NON NON Inverting Inverting valve control operation valve control operation Typical characteristic of a normal pressure or flow control valve or variable piston pump Electro hydraulic stroker This option WILL NOT allow Default to full fan speed operation if the power supply to th...
Страница 5: ...0 60 70 80 100 10 90 Adjustment Guide Controller Input Output Logic Controller Input Output Logic see page 6 7 8 for details see page 6 7 8 for details PWM input NOTE For operational safety if the input PWM signal is below approx 5 the output to the valve is OFF 0 20 40 60 80 100 110 Output Current mA 0 20 30 40 50 60 70 80 100 PWM input 10 90 I Max 100 I Max 75 I Max 50 90 PWM 5 PWM 0 PWM 100 PWM...
Страница 6: ...output Variable from 100Hz to 250Hz 20 11 Environmental Totally ENCAPSULATED Printed Circuit Board 12 IP Rating IP68 Min When assembled correctly 13 NEMA Rating NEMA 6P 14 Humidity 95 Non Condensing 15 Storage temp 120 Deg C 250 F Max 16 Working temp 40 Deg C 40 F Max 70 Deg C 160 F Max Inc Ambient DFC 3 Specifications TOP VIEW OF PLUG DRIVER WITH LID REMOVED Output Current Adjustment I Max Clockw...
Страница 7: ...e opaque lid carefully ensuring that seal is maintained Replace securing screw and tighten Do not overtighten or lid damage is seen Unit is now ready for continuous application use Adjust Dither frequency to suit valve product being driven Fully Anti clockwise approx 100Hz Fully Clockwise Approx 250Hz Suggested setting is MID position Set command to minimum PWM Isolate plug from 24VDC supply 700 0...
Страница 8: ... seal is maintained Replace securing screw and tighten Do not overtighten or lid damage is seen Unit is now ready for continuous application use Adjust Dither frequency to suit valve product being driven Fully Anti clockwise approx 100Hz Fully Clockwise Approx 250Hz Suggested setting is MID position Set command to minimum PWM Isolate plug from 24VDC supply 700 00027 0 DFC 3 Plug Top Driver Unit Ne...
Страница 9: ...TE The Emergency Fan MINIMUM SPEED configuration shown above assumes that the controller is being used with an inverting operation pressure valve and the PWM input is positive logic i e 0 PWM fan full on 100 PWM fan full off Closing the relay will force the input to 24V supply voltage and the fan will be controlled to fully OFF the fan may still rotate even in this state if absolute zero fan speed...
Страница 10: ...mm All Internal Dividers Lid material High Impact Resistant Molded ABS Lid Colour Opaque clear Lid finish Matt Unit size See above size detail drawings Unit Weight Approx 400 grams including Encapsulation material Cable Wire entry Via PG11 gland to fixed cable Encapsulation Flame Resistant Black Two Part Epoxy Resin Wire length Approx 3 Metres colour coded cable Wire specification 4 core 16 02 wit...
Страница 11: ...een valve coil and driver plug For high moisture applications apply lithium grease between valve coil and driver plug base before final assembly and mounting screw tightening process For total immersion applications follow above step and additionally fill driver plug lid with lithium grease after adjustment and before final assembly to form liquid proof seal around all potentiometers and units plu...
Страница 12: ...12 NOTES Visit us on the web at www parker com hydraulics fandrives ...
