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student_documentation:intro:jm2 [2019/03/30 22:38]
Joe Redfield [Installation before event]
student_documentation:intro:jm2 [2019/04/02 01:40]
Christoph Zingg
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   * Positive and negative joules,   * Positive and negative joules,
   * Totalized joules,   * Totalized joules,
-  * Total number of starter motor starts ​(ICE vehicles),+  * Total number of starter motor activations ​(ICE vehicles),
   * Total starter run time (ICE vehicles), and   * Total starter run time (ICE vehicles), and
   * Totalized starter joules (ICE vehicles).   * Totalized starter joules (ICE vehicles).
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 ==== Characteristics ==== ==== Characteristics ====
  
-|Weight |550 g|+|Weight |550g (1.21lbs)|
 |Dimensions |88mm wide x 108mm tall x 46mm depth (3.5” x 4.25” x 1.8”)| |Dimensions |88mm wide x 108mm tall x 46mm depth (3.5” x 4.25” x 1.8”)|
 |Voltage range |+ 0 to 60 VDC| |Voltage range |+ 0 to 60 VDC|
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 ==== Installation before event ==== ==== Installation before event ====
-Prototype vehicles are not currently required to install a joulemeter.+NON Battery Electric ​Prototype vehicles are not currently required to install a joulemeter.
  
 Joulemeter location in vehicle and other considerations Joulemeter location in vehicle and other considerations
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 ==== Installation at event ==== ==== Installation at event ====
   - Disconnect the battery from the vehicle electrical system.   - Disconnect the battery from the vehicle electrical system.
-  - Using the provide ​spade lugsor equivalent, connect the positive and negative leads in and out of the Joulemeter. +  - Using the provided ​spade lugs or equivalent, connect the positive and negative leads in and out of the Joulemeter. 
-  - Secure the Joulemeter with Velcro or cable ties insuring ​the display is visible and the on/off switch is accessible.+  - Secure the Joulemeter with Velcro or cable ties ensuring ​the display is visible and the on/off switch is accessible.
   - Reconnect the battery to the vehicle electrical system.   - Reconnect the battery to the vehicle electrical system.
-  - Where equipped, connect the USB cable to the Joulemeter and the on-board computer ​(OBC) USB+  - Where equipped, connect the USB cable to the Joulemeter and the On-Board Computer ​(OBC) USB. You MUST NOT use your own USB cables. Use the cable provided, it electrically separates the JM from the On-Board Computer.
  
 ==== ICE ==== ==== ICE ====
-The Joulemeter should be installed between the vehicle’s ​accessory ​battery and the vehicle’s electrical system. As shown in the figure below, both the positive and negative battery leads pass through the Joulemeter.+The Joulemeter should be installed between the vehicle’s ​starter ​battery and the vehicle’s electrical system. As shown in the figure below, both the positive and negative battery leads pass through the Joulemeter.
  
  
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 ==== BE === ==== BE ===
-For urban concept vehicles the joulemeter should be installed between the battery and the propulsion ​motor controller. ​ As shown below, both the positive and negative battery leads pass through the Joulemeter.+For urban concept vehicles the joulemeter should be installed between the battery and the motor controller. ​ As shown below, both the positive and negative battery leads pass through the Joulemeter.
  
 {{:​student_documentation:​be_joulemeter.jpg?​direct&​400|}} {{:​student_documentation:​be_joulemeter.jpg?​direct&​400|}}
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 ==== Operation ==== ==== Operation ====
-To operate the JM, turn the on switch to the on position (Down - ON, up - OFF). As the JM powers up, the internal battery voltage will be displayed. The usable ​internal battery voltage range is between 3.5 VDC and 4.1 VDC. The JM will be supplied to teams configured to display the correct measured values.+To operate the JM, turn the on switch to the on position (Down - ON, up - OFF). As the JM powers up, the internal battery voltage will be displayed. The internal battery voltage range should be between 3.5 VDC and 4.1 VDC. The JM will be supplied to teams configured to display the correct measured values.
  
-The JM internal battery ​is charged though the USB B port on the JM top as shown in Figure 3. The JM will be supplied to the teams charged and should last through ​the event without being charged ​if the JM is turned off when not in use. If the JM internal ​battery ​needs charging, connect the JM to any USB port or charger and the battery will be charged.  Although it is not required, the JM will charge faster if the JM is turned off. The message “Full” will be displayed on the JM when the internal battery is fully charged.+The JM internal battery ​can be charged though the USB type B port on the JM top as shown in Figure 3. The JM will be supplied to the teams charged and should last throughout ​the event if the JM is being turned off when not in use. In case the battery ​is depleted, connect the JM to any USB port or charger and the battery will be recharged.  Although it is not required, the JM will charge faster if it is turned off for charging. The message “Full” will be displayed on the JM when the internal battery is fully charged.
  
  
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 The table below provides a number of troubleshooting options for cases where anomalies are detected. The table below provides a number of troubleshooting options for cases where anomalies are detected.
  
-Please ​verify ​the contents of this section before seeking assistance ​from the organisers.+Please ​check the contents of this section before seeking assistance.
  
 ^Condition^ Possible Causes^ Solutions^ ^Condition^ Possible Causes^ Solutions^
-|The LEDs do not come on when I press the Start Button on the On Board Computer|OBC battery is not correctly connected to BackBone \\ OBC battery is discharged|Verify battery cable is connected ​on BackBone \\ Charge battery| +|The LEDs remain dark when I press the Start Button on the On-Board Computer|OBC battery is not correctly connected to the BackBone \\ OBC battery is discharged|Verify battery cable is connected ​to the BackBone \\ Charge battery| 
-|:::|Pod not correctly connected to BackBone|Check cable and plug|+|:::|Pod not correctly connected to the BackBone|Check cable and plug|
  
student_documentation/intro/jm2.txt · Last modified: 2019/04/02 01:40 by Christoph Zingg