4qd 4QD Series Manuel d'instruction - Page 3

Parcourez en ligne ou téléchargez le pdf Manuel d'instruction pour {nom_de_la_catégorie} 4qd 4QD Series. 4qd 4QD Series 16 pages.

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5 Specifications

Supply voltage ‡1, ‡2 15v to 56v

Supply current

Output voltage

(36v version)

Output current, max

Current adjustment

Reverse current, max 270A

Overheat cut out

Ramp time

Reversing threshold

Switching frequency

Overvoltage engage

Undervoltage

Size

Weight

Input

Pot fault detection

Mode switch

Brake output

Deadband

altered. This is beyond the scope of this manual but is fully explained on our www site.

http://www.4qd.co.uk/serv/4qd_transfer.html 4QD series: removing input dead band.

Do not touch the Deadband header unless you understand its purpose.

‡1 Minimum voltage subject to alteration of the undervoltage setting.

‡2 Controllers are factory-set to operate on 24v as this is the most common usage. See page 6.

‡3 Brake output is 'trip' protected: wiring or solenoid faults will switch off the controller.

Additional Information

Although this manual is quite comprehensive, there is a limit to what it is sensible to print on paper. If you

have queries, then you are best advised to consult our www site where there is a large amount of additional

information including many instructions on some of the more arcane applications of this controller

4QD series controller instructions.

70mA

36v to +36v

0 to 36v

330A

330A to 70A

95°C

.3 to 12 secs

20 kHz approximately

68v

14 - 40v approx

280 mm x 103 mm x 60 mm

1685g (of which heatsink is 725g)

5kΩ to 20kΩ Joystick or pot.

or 0-3V (Adjustable) for-full speed

40KΩ typically

Single ended or Joystick

With Issue 15 control boards, the zero speed deadband can be

48v version

at zero speed

J/S mode

S/E mode

typical

internal temperature

accel & decel rates independently adjustable

approx (J2 in place)

approx (J2 open - factory default)

48v versions

adjustable

tripped ‡3

(cold)

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