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10 

 

 

 

 

To turn on temperature derating move the arrow in front of the “ENABLE” selection and press SET.  To turn off 

thermal derating move the arrow in front of the “DISABLE” selection and press SET. 

 

2.2.5  Temperature Compensation 

Press the SET switch with “TEMP. COMP.” selected in order to set Temperature Compensation.  The asterisk (*) 

on  the  display  indicates  the  current  setting.    When  enabled  the  output  voltage  will  change  dynamically  in 

respects to the internal temperature of the RHF. 

 

 

 

To turn on  temperature  compensation move the arrow in  front of the “ENABLE” selection and press SET.  To 

turn off temperature compensation move the arrow in front of the “DISABLE” selection and press SET. 

 

2.2.6  Screen Saver 

Press the SET switch with “SCREEN SAVER” selected in order to enable/disable the screen saver.  The asterisk 

(*) on the display indicates the current setting.  When enabled the low screen saver will be activated. The VFD 

display will dim after three minutes. 

 

 

 

 

2.2.7  Low Current Alarm 

Press the SET switch with “LOW CURR. ALARM” selected in order to enable/disable the low current alarm.  The 

asterisk (*) on the display indicates the current setting.  When enabled the low current alarm will be activated. 

The low current alarm shares the same LED and Relay contacts as the Charger Fail Alarm.  In the case of low 

current the CHARGER FAIL LED will blink. 

 

 

 

To turn on low current alarm move the arrow in front of the “ENABLE” selection and press SET.  To turn off low 

current alarm move the arrow in front of the “DISABLE” selection and press SET. 

 

 

 

 

 

 

ENABLE 

  *  DISABLE 
 

>SCREEN SAVER 
 LOW CURR. ALARM 

ENABLE 

  *  DISABLE 
 

>LOW CURR. ALARM 
 DEFAULT SETTING 

ENABLE 

  *  DISABLE 

>  TEMP. COMP. 

SCREEN SAVER 

>  

ENABLE 

  *  DISABLE 

> THERM.DERATING 

TEMP. COMP. 

Summary of Contents for RHF

Page 1: ...mfg com RHF RHF RHF RHF Railroad High Frequency Battery Charger Installation and Operation Manual 106 Bradrock Dr Des Plaines 60018 1967 Tel 847 299 1188 Fax 847 299 3061 Instruction Drawing Number P2...

Page 2: ...hat neither liquids nor any wet material come in contact with any internal components Do not operate this unit outside the input and output ratings listed on the unit nameplate Do not use this unit fo...

Page 3: ...talling the product Verify that you have all the necessary parts per your order for proper assembly CAUTION Failure to properly file a claim for shipping damages or provide a copy of the claim to La M...

Page 4: ...peration 8 2 1 Initial Setup 8 2 2 Configure Mode 8 2 2 1 Setting Output Voltage 9 2 2 2 Setting Current Limit 9 2 2 3 AC Mains Voltage 9 2 2 4 Thermal Derating 9 2 2 5 Temperature Compensation 10 2 2...

Page 5: ...the longevity of the batteries and charger The unit is designed to achieve MTBF in excess of 100 000 hours Standard Features Microprocessor Controlled High Frequency Charging Technology Wide AC Input...

Page 6: ...with AAR style hardware for the input and output connections Connect the AC input to the terminals marked 1 and 2 Connect the DC output to the terminals marked and observe proper polarity Connect the...

Page 7: ...battery temperature increases this constant voltage will then induce a higher output current from the charger This higher current can result in overcharging the battery which in turn can result in da...

Page 8: ...tton to choose the highlighted option The return button is used to return to the previous menu or to exit the calibration See the chart below for the adjustable settings in the calibration mode The co...

Page 9: ...d return to the configuration menu 2 2 3 AC Mains Voltage Press the SET switch with MAINS VOLTAGE selected in order to view the Voltage from the AC mains The Mains Voltage is not a setting it is simpl...

Page 10: ...ed in order to enable disable the screen saver The asterisk on the display indicates the current setting When enabled the low screen saver will be activated The VFD display will dim after three minute...

Page 11: ...and require no additional attention 3 Communications Optional 3 1 Setting up a Local Network Connection using Static IP Go to the Internet Protocol TCP IP Properties in windows and change the compute...

Page 12: ...changed on the network configurations page Open an internet browser and type the default IP address in the address bar A website will be loaded that will look similar to the one below In order to acce...

Page 13: ...MAC Address the name of the RHF and all of the IP information The name can be changed to differentiate the different RHF units connected on the same network In the example below we change the Host Na...

Page 14: ...14 Page below allows the configuration of the SNMP settings As soon as the Save Config button is clicked the website will show the following message The connection to the RHF will be lost...

Page 15: ...t LED Indicators There is one LED indicators located above the Ethernet port on the RHF enclosure The LED indicators are used to display the status of the Ethernet connection Green indicates that the...

Page 16: ...16 Document Control and Revision History Part Number 126086 Instruction Number P25 LRHF 1 Issue ECN 19882 2 13 20508 7 14 20536 8 14 20551 8 14 20559 9 14 20928 8 15...

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