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Automatic charger for 12.8V 

LiFePO

4

 

batteries 

MODEL:  TM274 / TM275

 

  TM276 / TM278

 

 AC:  100 – 240VAC 50-60Hz

               

0.66A @ 240VAC 1.59A @ 100VAC

 

 DC:  120W 

¨

12.8V 

 9.5A 

               Thermally adjusted

INSTRUCTIONS FOR USE

IMPORTANT: Read completely 
before charging

12.8V / 13.2V / 4s LiFePO

4

 / LFP / Lithium Ferrous Phosphate 

 

2Ah <-> 120Ah

1 2 3 4

copyright © 2018 TecMate International – TM274-275-276-278-IN1-180911

LFP

4s 9.5A

Summary of Contents for Optimate M276

Page 1: ...VAC 50 60Hz 0 66A 240VAC 1 59A 100VAC DC 120W 12 8V 9 5A Thermally adjusted INSTRUCTIONS FOR USE IMPORTANT Read completely before charging 12 8V 13 2V 4s LiFePO4 LFP Lithium Ferrous Phosphate 2Ah 120Ah 1 2 3 4 copyright 2018 TecMate International TM274 275 276 278 IN1 180911 LFP 4s 9 5A ...

Page 2: ...te de la batería suporte de bateria Batterieunterstützung batterij ondersteuning supporto batteria batteristöd 2 3 SAVE BMS RESET 4 CHARGE 5 OPTIMIZE 6 TEST 30 12h MAINTAIN 24 7 365 6 7 8 SAVE 1 2 3 13 3V T TU UN NE E 3 s TUNE LED 1b LED 6 13 6V 8A max 2 1 2 RESET 0 5V 12 79V 1 12 8V 14 4V ampmatic 14 1V 14 4V pulse Bms Bms Bms Bms Bms Bms 1 2 8 7 6 90 100 60 30 10 13 3V 13 6V 13 13V 13 00V 12 80V...

Page 3: ...k of electric shock or fire 9 To reduce risk of electric shock unplug the charger from outlet before attempting any maintenance or cleaning Turning off controls will not reduce this risk Clean only with slightly moist not wet cloth Do not use solvents 10 warning risk of explosive gases a working in vicinity of a lead acid battery is dangerous Batteries generate explosive gases during normal batter...

Page 4: ...f damage by hood door or moving engine part b Stay clear of fan blades belts pulleys and other parts that can cause injury to persons c Check polarity of battery posts POSITIVE POS P battery post usually has larger diameter than NEGATIVE NEG N post d Determine which post of battery is grounded connected to the chassis If negative post is grounded to chassis as in most vehicles see e If positive po...

Page 5: ...e of the charger due to oxidation resulting from the eventual penetration of liquid into the electronic components connectors or plugs is not covered by warranty CONNECTING THE CHARGER TO THE BATTERY 1 Disconnect AC power supply before making or breaking DC battery connections 2 If charging a battery in the vehicle with the battery clips before making connections first check that the battery clips...

Page 6: ...Volt The program proceeds directly to STEP 2 Charger will not proceed without user interaction LED 2 REVERSE POLARITY Lights when the battery connections are incorrect The charger is electronically protected so no damage will result and the output will remain disabled until the connections are corrected BMS RESET for batteries with a battery management system BMS that protects against deep dischar...

Page 7: ...is below 20ºC 4 F no charging will be allowed STEP 4 5 SAVE STEP 6 TEST cell damage LED 3 RED Bms Bms 5 4 3 IMPORTANT If this mode engages read the section VERY FLAT NEGLECTED BATTERIES on the preceding page This mode engages if the battery was more than 90 discharged voltage is below 12 8V VERY LOW VOLTAGE SAVE for batteries between 0 6V and 8 8V Current starts at 125mA and will increase to 325mA...

Page 8: ...s extended to 12 hours to confirm battery health The TEST result indicated on LED 6 7 8 is adjusted in real time according to the measured battery voltage Consult the EARLY WARNING OF BATTERY PROBLEMS table on page 2 to match TEST LED indication to an estimated state of charge percentage SOC More information is provided in the section NOTES ON TEST RESULTS STEP 10 OptiMATE smart MAINTAIN LED 6 7 8...

Page 9: ... current demand of the battery and its connected vehicle electronic circuitry After the battery has been charged and the charger is in long term maintenance charge mode to keep the battery at 100 charge the total power consumption is estimated to be 0 024kWh or less per day LIMITED WARRANTY TecMate International SA B 3300 Tienen Belgium offers this limited warranty to the original purchaser at ret...

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