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ETU++ 

 
 

 

 

 

 

Manual 

 
Perun  ETU++  replaces  stock  electronics  in  replicas  with  Electronic  Trigger  Unit  by  G&G.  It 
provides lots of additional features, as well as allows the replica to work with many different 
battery types. 

Reading this manual will help you fully exploit this unit’

s potential and in case 

of encountering any problems, you can look here for solutions. 

 

Manufacturer: 
Perun 
Barwicka 8 St. 
60-

192 Poznań

 

Poland 
e-mail: 

[email protected]

 

 

 

Table of contents 

1. 

Technical data.................................................................................................................................. 2 

2. 

Features and programming ............................................................................................................. 2 

3. 

Factory settings ............................................................................................................................... 4 

4. 

Diagnostic system ............................................................................................................................ 5 

5. 

Switch check .................................................................................................................................... 7 

6. 

Custom/DIY projects ........................................................................................................................ 7 

 

Содержание ETU++

Страница 1: ...rent battery types Reading this manual will help you fully exploit this unit s potential and in case of encountering any problems you can look here for solutions Manufacturer Perun Barwicka 8 St 60 192 Poznań Poland e mail info perunairsoft pl Table of contents 1 Technical data 2 2 Features and programming 2 3 Factory settings 4 4 Diagnostic system 5 5 Switch check 7 6 Custom DIY projects 7 ...

Страница 2: ...e of a short circuit or when a gearbox jam is detected The fuse does not wear out or need to be replaced Battery connector type Perun ETU comes with an already soldered T Plug connector Power consumption when idle Don t leave the battery connected to the replica when you are not using it When idle battery connected replica not shooting ETU consumes 0 75mA To put it in context this would drain a ha...

Страница 3: ...cate braking levels from 1 the weakest to 5 the strongest Attention While precocking is on the AB setting becomes irrelevant However any programmed AB setting will be stored in memory and will become effective as soon as precocking is disabled Precocking Yellow When shooting on semi precocking keeps the piston in the rear position ready for the shot This decreases the time between pulling the trig...

Страница 4: ...s disabled 1 to 5 signals indicate interval levels from 1 the shortest to 5 the longest Li Po and Li Ion alarm Teal Li Po and Li Ion alarm informs the user that battery voltage has fallen below 3 7V per cell at which the battery should not be further used and must be recharged The unit automatically detects the number of cells in the battery and determines a safe voltage range The need for battery...

Страница 5: ...The unit will start functioning normally after the battery is reconnected unless there still is a short circuit that will be detected at the next start up Trigger pull detected during start up Yellow and purple blinking alternately The unit detected that the trigger was being held during start up This can also indicate a short circuit of the signal wiring or mechanical malfunction of the trigger m...

Страница 6: ...erably with a T deans socket made by a different manufacturer Battery and or the motor heat up very much The battery has a too low capacity mAh and or the C parameter Use a battery with higher capacity and or the C parameter The motor is too weak Use a stronger motor possibly with neodymium magnets Increased motor load caused by excessive friction for example caused by improper shimming motor posi...

Страница 7: ...or gear Green The sector gear switch was closed Checking the trigger and selector sensor can be done by simply pulling the trigger or switching the selector between SEMI and AUTO positions This can be done without any disassembly of the replica In order to check the sector gear switch it s best to open the gearbox and remove everything out of it except for the switches and the sector gear make sur...

Страница 8: ...wide variety of models Therefore use any switches that will best suit your project Here is a short description of what does ETU expect from each of the switches Selector When the switch is closed ETU sees it as AUTO and when it s open it sees SEMI This is pretty much irrelevant however as the firing modes in ETU are freely programmable Please note that the safe mode can only be achieved either by ...

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