Tekin Power Flex BC 112A

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OWNER’S MANUAL

BC 112A & 112C

Power Flex

™

Chargers

with Ni-Cd and Ni-MH capability

A) Digital Display

with

Annunciators

B) Charge Start

Button

C) Set Buttons

D) Mode Select

Button

E) Indicator LED

F) Output LED

G) Output Cable

Accepts 10-24 volts DC (both models) or household AC input (112C only).

Uses TEKIN’s exclusive high-performance Power-Flextm Negative Pulse

battery conditioner circuit.

Microprocessor controlled optimized charge profiles, and custom

multi-function LCD display with annunciators.

0 to 10 amp linear charge output with adjustable trickle charge.

Dual 12 bit high-precision analog to digital converters.

33 kHz high-frequency switch mode power supply for cool, efficient

operation under all conditions.

Proprietary Adaptive Sensing peak detection monitors the charge profile

and detects the correct optimum shut-off point for maximum accuracy.

Compact, dependable, lightweight construction.

Expandable to a complete charge/discharge-matching and test system.

MADE IN THE USA

T E K I N

ELECTRONICS, INC.

G F E D C

TABLE OF C ONTE NTS

Power Source Selection .......................................... 1

AC Power Source ...................................................... 1,2

Fuse ........................................................................... 2

Power-Flex Circuit ....................................................... 2

Connecting the Battery Pack .................................... 2

Charger Settings and Display Modes ..................... 3

Display Profiles ............................................ 3,4

Set Modes ....................................................... 4

Start Button and Charge Profiles .............................. 5

Charge Profiles ............................................. 5

Timed Charge ................................................. 6

Selecting the Charge Amperage

Fast Charging ................................................ 6

Trickle Charging ............................................. 6

Miscellaneous Tips and Tricks ................................ 7

Charging ........................................................ 7

Discharging ................................................... 7

Optional Add/On Discharger ...................... 7

Troubleshooting ....................................................... 8

Error Codes ................................................. 8

About Tekin .............................................................. 9

Limited Warranty ..................................................... 9

TEKIN, BC112, Power-Flex, Slope Detector, Slope Detection, and Pro-Flex are trademarks of Tekin

Electronics, Inc.

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Summary

Power Source Selection and Connectivity

AC Power Source Usage

Details safe usage of the BC 112C model's AC power input, warning against moisture and damage.

Fuse Protection and Replacement

Explains the fuse's role in overload protection, its rating, and replacement procedure.

Power-Flex Circuit Technology

Describes the proprietary Power-Flex technology for battery conditioning and its benefits.

Connecting the Battery Pack

Guides on connecting battery packs using Tamiya-style or other connectors, emphasizing polarity.

General Precautions and Warnings

Charger Settings and Display Modes

Display Modes Overview

Explains VOLTS, AMPS, TIME, and A/HR display modes for monitoring charging parameters.

Volts Peak Display

Describes the VOLTS PEAK display, showing the peak voltage reached during charging.

Adjustable Settings: Amperage and Time

Allows adjustment of charge current (AMPS SET) and timed charge duration (TIME SET).

Power-Flex Mode Settings

Selection of Power-Flex conditioning levels (PF1, PF2, PF3, OFF) for battery optimization.

Charge Profiles and Modes

Charge Profiles (Start Button)

Details profiles PO, P1, P2, CS accessed via the START button for specific charging needs.

Timed Charge Operation

Procedure for setting and starting a charge for a specific duration without peak detection.

Indicator LED Status

Explains the function of the indicator LED during various charging phases.

Selecting Charge Amperage

Fast Charging Amperage Guide

Guidance on setting fast charge amperage (2-4x rated capacity) for Ni-Cad and Ni-MH cells.

Trickle Charging Amperage Guide

Explains trickle charging at 1/10th capacity for topping off batteries and equalization.

Miscellaneous Tips and Tricks

Charging and Power Tips

Tips for using Power-Flex, DC power supplies, and cooling cells before charging.

Battery Discharging Methods

Methods for discharging batteries using resistors to prevent memory and capacity loss.

Optional Discharger;Cycler Module

Introduction to the DIS-350 module for testing, cycling, and matching batteries.

Troubleshooting and Error Codes

Common Troubleshooting Issues

Addresses problems caused by loose connections, reversed wires, or improper power supply.

Charger Error Code Explanations

Lists and explains error codes ECO, EC2, EC5, EC6, ECF displayed during charging.

About Tekin

Limited Warranty Information