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BatteryMINDer
Model 28252-AA-Series
®
(With Desulfation)
INSTRUCTION MANUAL
28-Volt @ 25 Amp
Avionic Power Supply / Charger -
Desulfator
FOR 24-V LEAD-ACID AIRCRAFT BATTERY ONLY.
Contact VDC Electronics for any other resets needed
Dip Switch Settings
Standard Aviation
Gill 7000 Series, Odyssey & Hawker
Concorde Aviation
1
2
5
8
1
2
5
8
1
2
5
8
VDC Electronics, Inc.
147D Woodbury Road
Huntington, NY 11743 U.S.A.
www.BatteryMINDers.com
techsupport@vdcelectronics.com
Outside of US & Canada,
see page 35 for contact
information
READ AND SAVE THESE
INSTRUCTIONS
See Page 12 for Simplified Operating Instructions
Rev. I-100511
P/N VDC28252-AA-Series-MNL
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Summary of Contents for BatteryMINDer 28252-AA-Series
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Page 1: Dip Switch Settings
BatteryMINDer Model 28252-AA-Series ® (With Desulfation) INSTRUCTION MANUAL 28-Volt @ 25 Amp Avionic Power Supply / Charger - Desulfator FOR 24-V LEAD-ACID AIRCRAFT BATTERY ONLY. Contact VDC Electronics for any other resets needed Dip Switch Settings Standard Aviation Gill 7000 Series, Odyssey & Hawker Concorde Aviation VDC Electronics, Inc. -
Page 2: Table Of Contents
BatteryMINDer ® Model 28252-AA-Series TABLE OF CONTENTS Cautions and Features Required Safety Instructions Never Charge a Frozen Battery Unit Location DC Connection Precautions A Spark Near the Battery May Cause Battery Explosion Testing a Filler Cap Lead Acid Battery Qualifying Your Battery 9 - 10 Specific Gravity –... - Page 3 BatteryMINDer ® Model 28252-AA-Series TABLE OF CONTENTS (con’t.) Power Supply Mode Selected Table Safety and Protection Table Electrical Cable and Physical Parameters Desulfator Wave Top View and Dimensions LED Aviation Display Table Your Notes Repair or Replacement (US & Canada) Repair or Replacement (Outside US &...
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Page 4: Cautions And Features
BatteryMINDer ® Model 28252-AA-Series CAUTIONS: READ AND FULLY UNDERSTAND BEFORE OPERATING. Contact VDC Electronics if uncertain about any settings or operation. BatteryMINDer® Charger / Power Supply / Desulfator / V-balancer Switching mode with Microprocessor-controlled Input: 100-20Vac / Output: 2Vdc 25Amp User’s Manual and Important Safety Information... - Page 5 BatteryMINDer ® Model 28252-AA-Series • Displays charging current, voltage, charging time, charging AH, output power, battery temperature. • Displays function settings: Power supply, Charge, Maintenance, Desulfation. • Dip switch resets for different transition current and charging voltage levels. • Detachable AC input cord receptacle for IEC world wide safety approved cord sets.
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Page 6: Required Safety Instructions
BatteryMINDer ® Model 28252-AA-Series REQUIRED SAFETY INSTRUCTIONS WARNING TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK, OR INJURY TOPERSON, OBSERVE THE FOLLOWING: • This unit is designed for protected use and should never be exposed to rain. • Do not attempt to use the unit if it has been dropped or damaged. -
Page 7: Never Charge A Frozen Battery
BatteryMINDer ® Model 28252-AA-Series Always follow battery manufacturer’s strict instructions for proper care, charging and testing of battery. Always use their FAA Approved “Instructions for Continued Airworthiness” (ICA). Questions relating to the subject should be referred directly to the battery manufacturer to be certain of current requirements that may have been added to or changed since publication of their instructions. -
Page 8: Unit Location
BatteryMINDer ® Model 28252-AA-Series UNIT LOCATION A SPARK NEAR THE BATTERY MAY CAUSE BATTERY EXPLOSION. TO REDUCE RISK OF A SPARK NEAR BATTERY: a. Connect (RED) charger clip to (POS+) post of battery. b. Position yourself and free end of cable as far away from... -
Page 9: Testing A Filler Cap Lead Acid Battery
BatteryMINDer ® Model 28252-AA-Series QUALIFYING YOUR BATTERY: Preliminary Requirements NOTE: The BatteryMINDer has no electrical output unless it is connected to a healthy battery. Testing the BatteryMINDer with a volt or an Amp meter without the unit being connected across a good battery will result in a false reading. -
Page 10: Specific Gravity - Capacity
BatteryMINDer ® Model 28252-AA-Series be thoroughly familiar with the safety and operating instructions. 4. Recharge the battery with the BatteryMINDer to ensure that it is slowly and completely charged before you determine its condition. Allow battery to “rest”* overnight or momentarily apply a small load to remove the “surface”... -
Page 11: Testing A Sealed, Agm Lead Acid Battery
BatteryMINDer ® Model 28252-AA-Series TESTING A SEALED, AGM LEAD ACID BATTERY These batteries have no filler caps or manifold-type covers. Because you cannot gain access to the interior of your battery you cannot test it with a hydrometer. USE A DIGITAL VOLTMETER ONLY: 1. -
Page 12: Operating Instructions (Simplified)
• Press Desulfation button to operate desulfation mode. removed from aircraft prior to desulfation. To Change the Mode on the Batteryminder 28252-AA-Series: • After the unit is powered on, if you do not press a Mode Button within 30 seconds, you will need to press the Mode Button TWICE. -
Page 13: Control And Indicators
BatteryMINDer ® Model 28252-AA-Series Rev. I-100511 Page 1 P/N VDC28252-AA-Series-MNL... -
Page 14: Battery Connectors (Included & Optional)
BatteryMINDer Model 28252-AA-Series ® Included & Optional Battery Connectors BC 2410 A2RT Battery Clips 11/2” Ring Terminals (included) (optional) A2GPU-1 Anderson SB-50 to Cessna style GPU Plug (optional) ABS-2825 Temperature/Voltage A2ELCON Sensor ELCON Type (At-the-Battery Connector Sensor) (optional) (included) *Must be used on aircraft where a relay needs to be activated in order to connect the battery and GPU. -
Page 15: Temp Sensor & A2Gpu
BatteryMINDer ® Model 28252-AA-Series When using the Temperature Sensor at any location (other then on a battery) the ring terminal must be insulated, heat shrink tubing is recommended. If using the A2GPU-1 or A2GPU- 2 and are unable to place the Temperature Sensor on a battery terminal, it may be inserted into the unused cavity of the A2GPU plug and secured with cable clamp. -
Page 16: Operating Instructions (Detailed)
BatteryMINDer ® Model 28252-AA-Series OPERATING INSTRUCTIONS Pre-Charge Check Check the Battery Electrolyte level (Non-sealed Batteries). If necessary, remove the vent caps and add distilled water so levels are halfway between the upper and lower fill lines. Location – Ensure the Battery is in a well ventilated area. -
Page 17: Display (Lcd) Error Code Table
BatteryMINDer ® Model 28252-AA-Series Aviation charge mode connection (1). Connect to 24V Aviation battery. (2). You MUST connect Temperature/Voltage Sensor ABS-2825 (no substitute) to the Positive (+) battery terminal. (3). Connect the output DC cable clips to the battery Positive polarity (+), the clips to the battery Negative polarity (-). - Page 18 BatteryMINDer ® Model 28252-AA-Series 5. The Charging Process The Charging LED’s will indicate the Charging Stages. LCD will display the values and functional setting. The charging stages are as follows: • Soft Start: Charges the battery using half the maximum current until the battery voltage is over 22V (indicated by YELLOW Bulk LED FLASHING).
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Page 19: Temperature Sensor Abs-2825 Instructions
BatteryMINDer ® Model 28252-AA-Series To Change the Mode on the BatteryMINDer 28252-AA-Series: • After the unit is powered on, if you do not press a Mode Button within 30 seconds, you will need to press the Mode Button TWICE • If the unit has not had a Mode changed within 30 seconds, you will... -
Page 20: Led Indicator Functions
BatteryMINDer ® Model 28252-AA-Series Rev. I-100511 Page 20 P/N VDC28252-AA-Series-MNL... -
Page 21: Effects Of Temperature On Battery Life
BatteryMINDer Model 28252-AA-Series ® Temperature has a direct effect on the life of a battery. The de- sign life of the battery is based on an average annual tempera- ture of 25°C (77°F). As the temperature increases above 25°C (77°F), the life of the battery decreases. The chart below shows the effects of temperature. - Page 22 BatteryMINDer ® Model 28252-AA-Series Rev. I-100511 Page 22 P/N VDC28252-AA-Series-MNL...
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Page 23: Troubleshooting
BatteryMINDer ® Model 28252-AA-Series Rev. I-100511 Page 2 P/N VDC28252-AA-Series-MNL... -
Page 24: Detailed Specifications
BatteryMINDer ® Model 28252-AA-Series DETAILED SPECIFICATIONS (R12) - VDC Model No. 28252-AA-Series 24-V 25 Amp H.F. Battery Charger/ Desulfator/ Power supply Program Code No.: 28252-r0.8 Battery Type: 24V Lead-acid Aviation Sealed or Flooded Battery Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. -
Page 25: Ac Power Input Characteristics
BatteryMINDer ® Model 28252-AA-Series Rev. I-100511 Page 25 P/N VDC28252-AA-Series-MNL... -
Page 26: Factory Preset Table
BatteryMINDer ® Model 28252-AA-Series Rev. I-100511 Page 2 P/N VDC28252-AA-Series-MNL... - Page 27 BatteryMINDer ® Model 28252-AA-Series Rev. I-100511 Page 2 P/N VDC28252-AA-Series-MNL...
- Page 28 BatteryMINDer ® Model 28252-AA-Series Rev. I-100511 Page 28 P/N VDC28252-AA-Series-MNL...
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Page 33: Your Notes
BatteryMINDer ® Model 28252-AA-Series YOUR NOTES: Rev. I-100511 Page P/N VDC28252-AA-Series-MNL... - Page 34 Merchandise Authorization number and must be packed in the original packaging with manual and all connectors included. A BatteryMINDer Returns Form, which can be found at http://www.batteryminders.com/ pdf/BatteryMINDer_returns.pdf, should also accompany your unit Your Return Merchandise Authorization number must be shown on the return shipping label as follows: VDC Electronics, Inc.
- Page 35 BatteryMINDer ® Model 28252-AA-Series FOR REPAIR OR REPLACEMENT (Outside US & Canada) In the event that you believe your product may be defective, you MUST contact a VDC Electronics technician at techsupport@ vdcelectronics.com. We will advise you on the best way to proceed.
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Page 36: Warranty
BatteryMINDer ® Model 28252-AA-Series ALL returns must be authorized by VDC Electronics after speaking to a VDC Electronics technician at 800--55 x20 (ET). Please see our “Repair or Replacement” section of this manual for additional information. BatteryMINDer One-Year 100% Unconditional...
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