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Altronic CPU-95, Installation Instructions Manual

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Altronic CPU-95 Installation Instructions Manual Download Page 30

FORM CPU-95 II 4-08

30

CPU-95 DIGITAL IGNITION SYSTEM

FIG. 19 

NEMA 3R ENCLOSURE MOUNTING DIMENSIONS

Summary of Contents for CPU-95

Page 1: ...s an engine mounted Ignition Module and an optional user interface Display Module 1 2 Various models of the Ignition Module are available 791950 8 8 outputs standard 791950 16 16 outputs standard 7919...

Page 2: ...the following requirements On the engine Within 50 ft of the Display Module Within 7 ft of the primary junction box The front door of the Ignition Module should be easily accessible and free to swing...

Page 3: ...UPS 6 1 The system requires two magnetic pickup signals the angular posi tion pulses from the gear or drilled holes and a reset pulse six 6 degrees ahead of the most advanced firing position desired f...

Page 4: ...e 15 The air gap between the Hall effect pickup and trigger magnet must not exceed 040 1 0mm 9 0 IGNITION MODULE ELECTRICAL HOOKUP REFER TO figure 10 9 1 GENERAL The power connections to the CPU 95 mu...

Page 5: ...nition Mod ule to avoid undesired electrical interaction All conduit entries are sized for a 14 NPT male conduit fitting Separate as follows RIGHTCONDUITENTRY Inputpowerwires CENTERCONDUITENTRY Magnet...

Page 6: ...using the termi nal program For programming and operating details refer to the CPU 95 Operating Instructions form CPU 95OI and Terminal Program user instructions form CPU 95PI C ALARMOUT terminal3 FAU...

Page 7: ...t to and to Connect the shield to the terminal marked SHIELD in the Igni tion Module only In addition the 791908 1 Dual Port Display Module and the 791909 1 Enhanced Display Module have an auxiliary M...

Page 8: ...l positive terminals The J lead and the common coil ground lead s con necting the negative terminals of the ignition coils must be grounded to the engine in the junction box Make each ground connectio...

Page 9: ...d to power existing ignition powered instruments This lead is open for normal operation and is connected to engine ground for shutdown This lead can also be used for oscilloscope analysis Please note...

Page 10: ...rference from emitted RFI on the operation of other nearby electronic equipment Another option is the use of sup pression ignition cable Altronic part no 503185 It is also essential to keep spark plug...

Page 11: ...ED IGNITION SYSTEM FIG 8 HOOKUP DIAGRAM IGNITION MODULE 791950 8 791950 16 FIG 9 HOOKUP DIAGRAM IGNITION MODULE 791950 18 791952 18 FIG 10 WIRING DIAGRAM IGNITION MODULE FIG 11 WIRING DIAGRAM DISPLAY...

Page 12: ...FORM CPU 95 II 4 08 12 CPU 95 DIGITAL IGNITION SYSTEM FIG 1 SHIELDED HARNESS CONDUIT LENGTH ADJUSTMENT...

Page 13: ...www altronicinc com 13 INSTALLATION INSTRUCTIONS FIG 2 PICKUP MOUNTING DETAIL...

Page 14: ...FORM CPU 95 II 4 08 14 CPU 95 DIGITAL IGNITION SYSTEM FIG 3 FLYWHEEL HOLE DRILLING...

Page 15: ...www altronicinc com 15 INSTALLATION INSTRUCTIONS FIG 4 IGNITION SYSTEM BASIC LAYOUT...

Page 16: ...FORM CPU 95 II 4 08 16 CPU 95 DIGITAL IGNITION SYSTEM FIG 5 DC POWER HOOKUP...

Page 17: ...www altronicinc com 17 INSTALLATION INSTRUCTIONS FIG 6 COIL WIRING DIAGRAM UNSHIELDED IGNITION SYSTEM...

Page 18: ...FORM CPU 95 II 4 08 18 CPU 95 DIGITAL IGNITION SYSTEM FIG 7 COIL WIRING DIAGRAM SHIELDED IGNITION SYSTEM...

Page 19: ...www altronicinc com 19 INSTALLATION INSTRUCTIONS FIG 8 HOOKUP DIAGRAM IGNITION MODULE 791950 8 791950 16...

Page 20: ...FORM CPU 95 II 4 08 20 CPU 95 DIGITAL IGNITION SYSTEM FIG 9 HOOKUP DIAGRAM IGNITION MODULE 791950 18 791952 18...

Page 21: ...www altronicinc com 21 INSTALLATION INSTRUCTIONS FIG 10 WIRING DIAGRAM IGNITION MODULE...

Page 22: ...FORM CPU 95 II 4 08 22 CPU 95 DIGITAL IGNITION SYSTEM FIG 11 WIRING DIAGRAM DISPLAY MODULE...

Page 23: ...www altronicinc com 23 INSTALLATION INSTRUCTIONS FIG 12 TIMING CURVE 4 20 MA...

Page 24: ...FORM CPU 95 II 4 08 24 CPU 95 DIGITAL IGNITION SYSTEM FIG 13 MAGNET ASSEMBLY SALES DRAWING...

Page 25: ...www altronicinc com 25 INSTALLATION INSTRUCTIONS FIG 14 MAGNET ASSEMBLY SALES DRAWING...

Page 26: ...FORM CPU 95 II 4 08 26 CPU 95 DIGITAL IGNITION SYSTEM FIG 15 HALL EFFECT PICKUP SALES DRAWING...

Page 27: ...www altronicinc com 27 INSTALLATION INSTRUCTIONS FIG 16 MAGNETIC PICKUP SALES DRAWING...

Page 28: ...FORM CPU 95 II 4 08 28 CPU 95 DIGITAL IGNITION SYSTEM FIG 17 IGNITION MODULE MOUNTING DIMENSIONS...

Page 29: ...www altronicinc com 29 INSTALLATION INSTRUCTIONS FIG 18 DISPLAY MODULE MOUNTING DIMENSIONS...

Page 30: ...FORM CPU 95 II 4 08 30 CPU 95 DIGITAL IGNITION SYSTEM FIG 19 NEMA 3R ENCLOSURE MOUNTING DIMENSIONS...

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