User Tools

Site Tools


student_documentation:intro:jm3

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision
Previous revision
student_documentation:intro:jm3 [2019/04/02 19:25]
Christoph Zingg
student_documentation:intro:jm3 [2020/02/21 11:38] (current)
Beni Ammann
Line 1: Line 1:
-====== JOULEMETER 3rd Gen ======+====== JOULEMETER 3rd Gen (JM3) ======
  
 {{:​student_documentation:​jm3.png?​600|}} {{:​student_documentation:​jm3.png?​600|}}
Line 6: Line 6:
  
  
-This is a new version of the Joulemeter that will be tested ​in some Vehicles.\\ +This is a //new// version of the Joulemeter that will undergo real-life testing ​in some Vehicles.\\ 
-It must be wired in series to the [[student_documentation:​intro:​jm2|Joulemeter 2nd gen]].\\ +It is not a part of the official Telemetry system yet!\\ 
-It must be connected via CAN bus to the OBC.+Currently, if your Telemetry Kit contains a JM3, it can also contain a JM2 or multiple JM3. [[student_documentation:​intro:​jm2|Joulemeter 2nd gen]].\\ 
 +**YOU ARE REQUIRED TO INSTALL ALL JOULEMETERS!**
  
  
Line 19: Line 20:
   * The Joulemeter “On” switch located on the top of the Joulemeter must be accessible.   * The Joulemeter “On” switch located on the top of the Joulemeter must be accessible.
  
-===== Wiring ​to OBC =====+===== Power Wiring ===== 
 + 
 +Wire the high current wires through both Joulemters (JM2 and JM3). It does not matter which Joulemeter is first! 
 + 
 +===== Data Cable Wiring =====
  
 {{:​student_documentation:​jm3_kabel.jpeg?​400|}} {{:​student_documentation:​jm3_kabel.jpeg?​400|}}
Line 25: Line 30:
 **ICE** **ICE**
  
-Wire the Joulemeter in series to the [[student_documentation:​intro:​lfm|Liquid Flow Meter]] using two cables and a [[T-Splitters|T-Splitter]]. Connect the Joulemeter as the second device in row to the [[student_documentation:​intro:​lfm|Liquid Flow Meter]].+Wire the Joulemeter ​data cable in series to the [[student_documentation:​intro:​lfm|Liquid Flow Meter]] using two CAN cables and a [[T-Splitters|T-Splitter]] ​mounted on to the LFM. Connect the Joulemeter as the second device in row to the [[student_documentation:​intro:​lfm|Liquid Flow Meter]]. At the Backbone, use the connector marked „SENSOR“. 
 +For the JM3, use the USB cable for charging only! See charging instruction below.
  
  
 **BE & H2** **BE & H2**
-Wire the Joulemter as shown in the picture above. The other end of the cable must be connected ​to the "​Sensor"​ connector on the [[student_documentation:​intro:​bb|Backbone]] ​of the [[student_documentation:​intro:​pod|OBC]].+ 
 +Connect ​the JM3 data cable to the „SENSOR“ outlet of the [[student_documentation:​intro:​bb|Backbone]]
 +For the JM3, use the USB cable for charging only! See charging instruction below. 
  
 ===== Handling ===== ===== Handling =====
Line 41: Line 50:
 ^**LED Battery**|| ​ {{:​student_documentation:​jm3_led_batt.png?​30|}}| ^**LED Battery**|| ​ {{:​student_documentation:​jm3_led_batt.png?​30|}}|
 |  <color #000000> ❷ </​color> ​ |Device off || |  <color #000000> ❷ </​color> ​ |Device off ||
-|  <color #​FF0000>​«❷»</​color> ​ |low Battery ||+|  <color #​FF0000>​«❷»</​color> ​ |low Battery, charging ||
 |  <color #​ff9933>​«❷»</​color> ​ |Charging || |  <color #​ff9933>​«❷»</​color> ​ |Charging ||
 |  <color #​66ff33>​«❷»</​color> ​ |Charging Complete / Operates without battery (Blinks twice followed by pause) || |  <color #​66ff33>​«❷»</​color> ​ |Charging Complete / Operates without battery (Blinks twice followed by pause) ||
 |  <color #FF0000> ❷ </​color> ​ |Low Battery || |  <color #FF0000> ❷ </​color> ​ |Low Battery ||
-|  <color #ff9933> ❷ </​color> ​ |Charging necessary || +|  <color #ff9933> ❷ </​color> ​ |Charge Battery soon || 
-|  <color #66ff33> ❷ </​color> ​ |Charged || +|  <color #66ff33> ❷ </​color> ​ |Battery well charged || 
-^**On Off Switch**|| ​ {{:​student_documentation:​jm3_but_on.png?​30|}}| +^**On/Off Switch**|| ​ {{:​student_documentation:​jm3_but_on.png?​30|}}| 
-|Turn Joulemeter on before going on track and switch it off after you returned|||+|Turn the Joulemeter on before going on track and switch it off after you returned|||
 ^**Reset Button**|| ​ {{:​student_documentation:​jm3_but_res.png?​30|}}| ^**Reset Button**|| ​ {{:​student_documentation:​jm3_but_res.png?​30|}}|
 |will be handled by technical team if needed ||| |will be handled by technical team if needed |||
  
-**Charging the 3rd Generation Joulemeter**+**Charging the JM3**
  
 The JM3 will be supplied with a fully charged battery. The JM3 will be supplied with a fully charged battery.
 If the device is only being swiched on when your vehicle is on track, the battery will last for the whole event. If it needs charging make shure your JM3 and your OBC system (Pod) are both off. If the device is only being swiched on when your vehicle is on track, the battery will last for the whole event. If it needs charging make shure your JM3 and your OBC system (Pod) are both off.
-Then connect the USB mini cable to any USB outlet able to deliver more than 1A, plug the other end to the JM3 and switch the Joulmeter on. Now charging begins indicated by the flashing LED. When the flashing LED turns green, the battery ​has reached 80% charge. Charging a fully depleted battery ​takes about 3 hours. ​+Then connect the USB mini cable to any USB outlet able to deliver more than 1A of current, plug the other end to the JM3 and switch the Joulmeter on.\\ 
 +Now charging beginsindicated by the flashing LED. When the flashing LED turns green, the battery ​is almost fullIf you have the time, let the charger top off the battery for an additional hour. Then unplug USB and switch off the JM3. 
 + 
 +Charging a fully depleted battery ​will take about 3 hours. ​ 
 + 
 +**Characteristics** 
 +|Dimensions | 91.25mm x 85.5mm x 36.5mm (excl. plug)| 
 +|Weight| g | 
 +|Battery lifetime | Fully charged to Low Battery ​ > 60 min | 
 +|Nominal current range | ±300 A | 
 +|Max. pulse current (1 sec) | 1500 A | 
 +|Nominal voltage range | ±450 V | 
  
  
student_documentation/intro/jm3.1554229551.txt.gz · Last modified: 2019/04/02 19:25 by Christoph Zingg