MSD RPM Activated Switch PN 8950The RPM Switch has two activation wires. The Yellow wire is Normally Open and will activate a circuit by switching to ground. The Gray wire is Normally Closed to ground and will open the ground circuit at the desired RPM (Figure 1). If no rpm module is installed, the Switch will not activate the circuit. Figure 1 Operation of the RPM Activated Switch.
Msd 8950 Wiring DiagramMSD 8950 RPM Activated Switch Installation User Manual. Find MSD RPM Activated Switches and get Free Shipping on Orders The output wires will either supply or remove ground depending on how you wire it. The may be triggered from any MSD supplied with a Tach Output Terminal . DIAGRAMS FOR CONNECTING. OTHER WIRES. Honda Vtec Solenoid With 8950 ...
MSD RPM Activated Window Switch an MSD Relay, PN 8960 or 8961 must be used. The MSD RPM Activated Switch is equipped with a "smart driver". This circuit will protect the RPM Switch from damage by monitoring its temperature. If there is an inadvertant short or too much current is drawn through the Switch, the smart driver will sense the increased temperature and shut the ...
MSD 8739 RPM Module Selector Installation Instructions1 - Parts Bag, Wiring Terminals The MSD Module Selectors provide the ability to switch between two or three different rpm or degree modules. The different modules are activated when 12 volts are applied to the corresponding activa-tion wire. The Selectors work with either a Soft Touch Rev Control or any MSD Timing Control that uses plug-in modules.
SHIFNOID WIRING DIAGRAM Follow the wiring diagram supplied. If your RPM switch or Timer supplies a “Normally Open Ground” connect the trigger wire from your device to post 86 on the relay. Supply post 87 and 85 with 12V+, with a 12 gauge wire. Connect post 30 to the solenoid. If your RPM switch or Timer supplies a “Normally Open 12V” connect the trigger wire ...
MSD 8950 RPM Activated SwitchThese RPM-Activated Switches will perform a variety of different functions from turning on a bulb or solenoid to activating an MSD Timing Control at a desired rpm.The RPM-Activated Switch, PN 8950, has two activation wires; one to ground a circuit and the other to open a circuit. Simply plug in an rpm module and wire the Switch to the circuit you want to activate. When the engine rpm reaches ...
MSD 8969 Digital RPM Window SwitchAnother great feature is that no rpm modules are needed! The rpm activation points are programmed by simply scrolling through the LED display to your desired rpm amounts.The switch has two outputs; one Normally Open, the other is Normally Closed. It can be programmed from 200 rpm to 15,000 rpm in 100 rpm increments.
MSD RPM Activated Switch MSD’s RPM-Activated Switch allows you to control accessories based on engine RPM. The RPM-Activated Switch has two outputs – one to turn accessories on by su...
MSD IGNITION 7ALINSTALLATION INSTRUCTIONS oPtIoNAL WIRING This Wiring Section details the optional features of the MSD 7AL-3 and how to wire each system. StARt RetARD The Start Retard of the 7AL-3 is designed to ease starting on engines with locked timing, high compression and a lot of advance. When activated, the timing is retarded 25°.