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12 

5.4  Master Stage 2 
 

Operates the same as “Master Stage 1” above except this operates a second stage.  Be aware that you can use input 1 to trigger both 
stages and delay Stage 2 using the “Delay” time.  This eliminates the need for any separate delay timers. 

 
5.5  Master GPO 

 

Figure 13 Master GPO 

 
GPO = General Purpose Outputs

 

 
GPO’s are low current ground outputs (1 Amp max) that the user programs to occur based on selectable variable.  They can trigger items 
such as ignition retards, water injection, etc.  If the device is over 1 Amp, use the GPO to trigger a relay.  If you need a +12v trigger, use 
this ground output to activate a relay with a +12v output. 
 
To have an output occur when a particular stage of nitrous is activated, select “Turn on based on nitrous %”.  If you select 0%, it will 
activate as soon as the nitrous is triggered.   Setting it to a higher percent will delay activation of that GPO until that nitrous percentage is 
met. 
 

5.6  Monitor Screen 
 

The monitor screen (below) is 

opened by clicking on the “monitor” tab.  When the controller is powered, you can see (if connected) Engine 

RPM (view this to make sure you have the proper RPM Multiplier selected), Input Trigger information, wide band A/F, nitrous pressure, 
MAP reading, and monitor the status of all nitrous stages.  You can watch them operate on the slide bar.  
  

 

Figure 14 Monitor Screen 

Summary of Contents for Launcher 15975NOS

Page 1: ...ide Systems Inc on vehicles used for competition or racing Nitrous Oxide Systems Inc neither recommends nor condones the use of products manufactured or sold by Nitrous Oxide Systems Inc on vehicles w...

Page 2: ...ge pressure settings of safety relief valve on the nitrous bottle valve Increasing the safety relief valve pressure settings may create an explosive bottle hazard Please note that the NOS bottle label...

Page 3: ...tware System Use Overview 8 4 1 Software Installation 8 4 2 Software Overview 8 5 0 General Settings 9 5 1 General 9 5 2 Inputs 10 5 3 Master Stage 1 10 5 4 Master Stage 2 12 5 5 Master GPO 12 5 6 Mon...

Page 4: ...n the LCD and hand held controller to store programs and for datalogging Add on modules can be connected using NOSbus technology NOSbus technology allows the controllers to communicate with each other...

Page 5: ...g voltage If this wire will not be used heat shrink the end and secure it tightly out of the way See section 4 2 in the software on more information regarding how to active multiple stages 8 The Yello...

Page 6: ...not have the USB cable connector manifold vacuum pressure input or fuel pressure sensor input Wire it per section 2 1 above See Figure 2 below 3 Connect the orange NOSbus wires See section 2 5 Figure...

Page 7: ...d If the controller and sensor are not powered when the engine is running the sensor will be damaged 3 Connect the orange NOSbus wires See section 2 5 2 5 NOSbus Wiring Any device that has orange wire...

Page 8: ...and 2 above Files can be downloaded or uploaded to and from the LCD or Hand Held via the laptop These files are then pushed automatically into the master controller Chapter 4 PC Laptop Touch Screen LC...

Page 9: ...ey are the same in the PC software as well as the Touch Screen LCD Use this section for either device 5 1 General Master Serial Number ID This number must be entered for the laptop to see the controll...

Page 10: ...Input 1 or 2 can activate both stages 1 and stage 2 or input 1 and 2 can be used to individually activate stages 1 and 2 Input 1 Select from Disabled TPS Rising TPS Falling 12 v Switch or Ground Swit...

Page 11: ...the starting line o Purge Allows user to program as a progressive purge function Map Nitrous Cutoff Automatically shuts the system off at a programmed boost pressure Set to 20 if not using NOTE MAKE...

Page 12: ...need a 12v trigger use this ground output to activate a relay with a 12v output To have an output occur when a particular stage of nitrous is activated select Turn on based on nitrous If you select 0...

Page 13: ...t the various stages are arming and operating properly Files will be stored to the following directory C Program Files NOS Launcher Files can be moved from that location afterwards if desired To view...

Page 14: ...There are four indicators showing Armed Active RPM Map When the trigger input is set the Armed will show a green indicator When the system is activated the Active will show a green indicator If the h...

Page 15: ...aptop inside a fast race car It can not create or modify configuration files but can do the following Allows you load a configuration file from the SD card This is useful when making a final tune up d...

Page 16: ...d Prev buttons to view 5 PURGE Allows you to purge if a stage is set up as a purge Hit the SELECT button to purge Chapter 8 System Operation and Testing 8 1 Initial Testing and Verification NOTE Make...

Page 17: ...be activated at wide open throttle WOT If using a wideband A F sensor use the lean cutoff feature A delay of approximately 5 seconds should be past the typical lean spikes seen from nitrous activation...

Page 18: ...NOSbus cable 15661NOS Launcher Nitrous Pressure Sensor Upgrade Includes transducer and cable 15662NOS Launcher 6 FT USB PC Communications Cable 15663NOS Launcher NOSbus Cable 1 FT 15664NOS Launcher N...

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