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www.zeeltronic.com 
[email protected] 
 
updated 11.10.2008 
program version: 000.

 

011008 

 

USER MANUAL  

VCDI-22 DIGITAL IGNITION CONTROL UNIT 

 
 

 

TECHNICAL DATA 
 
Limit values: 
- minimum revs 

200 RPM 

- maximum revs 

20000 RPM 

- minimum supply voltage 

8 Volts 

- maximum supply voltage 

20 Volts 

- max. supply voltage for 1 minute 

40 Volts 

- current draw  

                     25 mAmp 

- maximum continuous current for shift light output 

1 Amp  

- peak current for shift light output  

5 Amp 

 
Circuit is protected against reverse supply voltage (wrong connection). 
 
Features: 
- 2 channel isolated input (pickup) 
- store and load function for two ignition curves 
- Solenoid output (ATAC exhaust valve) 
- shift light output 
- quick shift (shift kill) 
- three stage rev limit (retard timing, reduced spark, spark off) 
- external switch for changing ignition map while riding 
- tachometer output 
- easy and fast programming on the field, via hand held programmer 
- programming while machine running - you can immediately see effects 
- each curve can be set in 4 to 12 curve points 
- signal delay compensation  
- instant monitoring of rev's and angle, via LCD(hand held programmer) 
- fast processing for high accuracy - delays from 1us 
- timing calculation for every 1 RPM change (1000, 1002, .. , 9805, 9806, ...)

 

 
 

Very important! 

Resistor spark plugs, or resistor spark plug caps must be used, because they produce less 
electromagnetic disturbances. 

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