NASA Marine Clipper BM1 Скачать руководство пользователя страница 1 | Manualshive

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CLIPPER

BATTERY

MONITORS

BM1 / BM2

CHARGE

DIS

V&A

ILLUM

BATTERY MONITOR

A

V

100%

80

60

40

100%

80

60

40

TIME

A-Hr

BM-1

DESIGNED AND

MANUFACTURED

IN ENGLAND

RoHS

2002/95/EC

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2
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Содержание Clipper BM1

Страница 1: ...CLIPPER BATTERY MONITORS BM1 BM2 CHARGE DIS V A ILLUM BATTERY MONITOR A V 100 80 60 40 100 80 60 40 TIME A Hr BM 1 DESIGNED AND MANUFACTURED IN ENGLAND RoHS 2002 95 EC ...

Страница 2: ...ng the Battery s Nominal Capacity Setting the Estimated Battery Temperature Setting the zero current QUESTIONS AND ANSWERS READ THIS FIRST BEFORE INSTALLING THE BM1 BM2 CAREFULLY READ THE FOLLOWING INSTRUCTIONS ESPECIALLY THE SAFETY NOTES AND WARRANTY CONDITIONS 1 1 1 1 3 5 5 5 5 6 6 6 6 6 8 IMPORTANT BM1 BM2 look identical but they are different Models The Shunts and Shunt cables are NOT intercha...

Страница 3: ...mes and prevent sparks Short circuiting a battery with a metal tool or piece of jewellery can cause catastrophic currents to flow Before installing any of the BM1 BM2 units remove all jewellery such as rings or metal necklaces Ensure that no metal tool can cause a short circuit If you are not sufficiently skilled to undertake any part of this installation safely you must seek the assistance of a s...

Страница 4: ...onto the cables from running back along the cables and into the unit 8 Ensure that all loads are switched off 9 Disconnect the NEGATIVE terminal from the battery and connect to the shunt as shown on Figure 1 Ensure it is positioned where it cannot come into electrical contact with other parts and ensure it will remain dry and free from contaminants Also note that the shunt can get warm when heavy ...

Страница 5: ...UM key until the word Eng is shown on the display Release the ILLUM key and adjust the capacity shown using the and keys to match the value shown on your battery see the Engineering section below for more details 15 Press the V A key to change to adjusting the battery temperature and adjust it using the and keys to match the estimated o average battery temperature within 10 C 16 Press ILLUM to fin...

Страница 6: ...m the battery the available capacity is reduced For example if it is steadily discharged at 10 times the 20 hour rate 50 Amps from a 100Ahr battery the available capacity falls to about half of the stated capacity The battery will be flat after about 1 hour instead of the expected 2 hours However if the battery is left to recover with the heavy load removed most of its remaining capacity will retu...

Страница 7: ...and if possible place the battery on charge to avoid permanent damage to the cells If the alarm is ignored the total number of charge discharge cycles which the battery will survive before it loses a substantial fraction of its nominal capacity may be substantially reduced All of these and other effects reduce the available charge after fully charging the battery If the effects are ignored the BM1...

Страница 8: ...keys which activate them are shown in Figure 2 below Volts and Amps Ampere hours Charge discharge times Figure 2 Operating modes Switching the backlight Press the ILLUM key to switch the backlighting on or off The backlight area is restricted in the top corners of the display to concentrate the lighting in the areas of interest Showing the Voltage and Current Press V A key to show the present batt...

Страница 9: ...Engineering Setting the Estimated Battery Temperature o Press V A until the battery temperature appears and the symbols C are o shown The factory preset value is 20 C which is the value used by battery manufacturers to define their products capacity Now if desired press the key to increase the value and the key to reduce the value o which changes by 10 C for each press The values are limited to th...

Страница 10: ...roduces a nominal 12 volts and all the current drawn from the bank passes through the shunt Q Can the BM1 BM2 monitor my engine starting battery as well as my service battery A Yes it can monitor the engine start battery voltage The open current voltage of the starter battery can be used to estimate its state of charge Q I have another voltmeter on my boat which shows a different value to the BM1 ...

Страница 11: ...now well enough the percentage charge remaining Q Why does my BM1 BM2 show a large net charge after a day s cruising A You have put more charge into the battery than you have used The amount should not exceed the total battery capacity If it does it may be wise to check that the charging system is working correctly and is not over charging the battery Q When on heavy load the time to run is lower ...

Страница 12: ... prudently and check its operation from time to time against other data Inspect the installation from time to time and seek advice if any part thereof is not fully seaworthy Nasa Marine Ltd warrants this instrument to be substantially free of defects in both materials and workmanship for a period of one year from the date of purchase Nasa Marine Ltd will at its discretion repair or replace any com...

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