MFJ MFJ-4416B Instruction Manual Download Page 4

Page: 4 / 12

________________________________________________________________
MFJ-4416B Super Battery Booster

Instruction and Technical Manual

RUGGED CONSTRUCTION -

Attractive all-metal cabinet, conservative component

selections ensure solid performance for years to come. Fully covered by MFJ’s “No
Matter What” one year limited warranty.

TYPICAL SPECIFICATIONS

Output Current

…………………………25 Amps Peak

Output Voltage

…………………………13.8 Volts at 9-13.8 volts input.

Before attempting to operate your MFJ-4416B, please read the manual thoroughly. It
contains important details about setting up your unit to obtain the best performance.

Summary of Contents for MFJ-4416B

Page 1: ...AUTION Read All Instructions Before Operating Equipment MFJ ENTERPRISES INC 300 Industrial Park Road Starkville MS 39759 USA Tel 662 323 5869 Fax 662 323 6551 COPYRIGHT 2006 MFJ ENTERPRISES INC C Model MFJ 4416B VERSION 1A ...

Page 2: ...ONTROLS AND INDICATORS 5 a TOP INPUTS AND OUTPUTS 5 b SIDE PANEL CONTROLS AND INPUTS 6 6 INTERNAL HEADER AND VOLTAGE CONTROL 7 7 THEORY OF OPERATION 8 8 TYPICAL EFFICIENCY 9 5 MFJ 4416B EASY START INSTRUCTIONS 10 6 IN CASE OF DIFFICULTY 11 7 TECHNICAL ASSISTANCE 11 LIST OF FIGURES Figure 1 Top Inputs and Outputs 5 Figure 2 Side A Controls and Indicators 6 Figure 3 Side B Jack 6 Figure 4 Internal H...

Page 3: ... Factory set at 13 8 volts this voltage is adjustable anywhere from 12 to 13 8 volts When setting the voltage at 12 volts input voltages greater than 12 volts pass through but the efficiency is greater Typically saving over 30 watts in heat dissipation during transmit Selectable Minimum Input Voltage You have the choice of the minimum input voltage the MFJ 4416B will operate on Set from the factor...

Page 4: ...e component selections ensure solid performance for years to come Fully covered by MFJ s No Matter What one year limited warranty TYPICAL SPECIFICATIONS Output Current 25 Amps Peak Output Voltage 13 8 Volts at 9 13 8 volts input Before attempting to operate your MFJ 4416B please read the manual thoroughly It contains important details about setting up your unit to obtain the best performance ...

Page 5: ... Figure 1 MFJ 4416B Top Inputs and Outputs 1 5 Way High Power Binding Post Negative Input 2 Anderson PowerPoleTM Negative Input 3 Anderson PowerPoleTM Positive Input 4 5 Way High Power Binding Post Positive Input 5 5 Way High Power Binding Post Positive Output 6 Anderson PowerPoleTM Positive Output 7 Anderson PowerPoleTM Negative Output 8 5 Way High Power Binding Post Negative Output ...

Page 6: ...D The LED Illuminates the low voltage trip threshold has been crossed If the latching feature is enabled the MFJ 4416B must be removed from the input voltage source and allowed to discharge to reset the cutout Side B Controls and Indicators 1 2 Figure 3 MFJ 4416B Side B Jacks 1 Remote Jack This Jack allows the MFJ 4416BRC Remote Control and metering unit to be attached to the MFJ 4416B This allow ...

Page 7: ...factory at 13 8 volts this level is adjustable from 12 to 13 8 volts Audio Alert Enable This jumper enables the audio alert Any time the voltage drops below the level set by the input voltage cutout you will be alerted by the Piezo buzzer To disable remove the jumper Cutout Latch When jumpered the Boost Regulator IC will be shutdown anytime the voltage drops below the level set by the Input Voltag...

Page 8: ...econdary voltage of the toroidal transformer is the input voltage plus the voltage of the transformer primary windings By doing it this way the transformer only needs to supply the difference of the output voltage and the battery voltage This reduces the power requirements of the transformer and switching FETs The output is then rectified by the Dual Diode D1 Output filtering consists of L2 and si...

Page 9: ...h If the jumper is placed on the Latching Header then this high level is then inverted and fed back into the input of the comparator which holds the comparators output high Reset of the low voltage disconnect is accomplished by disconnecting the input voltage Typical efficiency at 13 8VDC output and 12VDC output are shown in the tables below Typical Efficiency Output set to 13 8V Vin Iin Vout Iout...

Page 10: ...ect trips under high demand conditions This can be caused by 2 things First ensure your battery is charged A discharged battery will recover voltage under low current conditions but once current is drawn it will immediately drop below the cutout voltage Second ensure the wiring on the input side of the unit is adequate for the current being drawn and the lengths of the cable run Enable LED fails t...

Page 11: ...________________________________________________________________ MFJ 4416B Super Battery Booster Instruction and Technical Manual 11 Figure 6 Schematic Diagram ...

Page 12: ...fective units Technical consultation is available by calling the Service Department at 662 323 0549 or the MFJ Factory at 662 323 5869 4 This warranty does not apply to kits sold by or manufactured by MFJ Enterprises Inc 5 Wired and tested PC board products are covered by this warranty provided only the wired and tested PC board product is returned Wired and tested PC boards installed in the owner...

Search results

Summary of Contents for MFJ-4416B

Reviews:

Related manuals for MFJ-4416B

Brands by name

Popular brands

MFJ MFJ-4416B, Instruction Manual

Search results

Summary of Contents for MFJ-4416B

Reviews:

Related manuals for MFJ-4416B

Brands by name

Popular brands