Caerbont Automotive Instruments Ltd, Abercrave, Swansea, SA9 1SH.
Tel 01639 732200 Fax 01639 732201
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Electronic Programmable Speedometer (EPS) Fitting Instructions (New Design)
INSTALLATION INSTRUCTIONS
Speedometers, Stepper motor technology, Front face programmable Part numbers XES3/5-1Bxx-xx (x indicates any character in the part number)
APPLICATION NOTES

Wire Colour

Pin No.

Connect To

Green

1

Switched Ignition positive 12 volt supply, 3A Fuse

 

Brown/Slate

2

Connected to harness rest OR not used.

Red

3

Pull Up/Down (if required)

Red/White

4

Instrument Illumination 12v  supply (side light feed)

Black

5

Chassis or battery negative

White/Black

6

Speed signal input ( hall ECU)

Red/Blue

7

Speed signal input  for low voltage output senders

Light Green/Purple

8

Not Used

Setting the pulses per mile
How to calibrate the pulses per mile/km (calibration number)
Prop shaft mounted magnetic sensor (magnets or Bolt heads moving past the sensor) Calibration number = (tyre revs per mile or km) x (differential ratio) x (no of magnets or bolts.
Sender driven from transmission cable drive

Caerbont Automotive Instruments Ltd, Abercrave, Swansea, SA9 1SH.   Tel 01639 732200.  Fax  01639 732201

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