True Blue TT28-2 User Manual

®

True Blue Charger Mx

Mx

TT28-2

Charge and maintain lithium-ion and lead-acid aircraft batteries with
the intelligent and compact TT28-2 True Blue Charger Mx.

Distributed by Mid-Continent Instrument Co., Inc.

Product features

COMPATIBLITY Charges and maintains sealed
lead-acid and all True Blue Power
lithium-ion aircraft batteries:

TB17* 17 amp-hour
TB20 20 amp-hour
TB30 30 amp-hour
TB40 40 amp-hour
TB44 46 amp-hour
TB60 60 amp-hour

TT28-2

TT28-2

Simple. Safe. Automatic.

The intelligent True Blue Charger Mx extends battery
life and provides simple, safe and automatic charging for
lithium-ion and sealed lead-acid aircraft batteries.

The direct-connect, 2.5-amp charger maintains batteries
of any capacity, from zero to full state-of-charge (SOC),
while continuously displaying battery voltage.

The highly-efficient True Blue Charger Mx can be used
for standby maintenance without trickle charging.

Kansas

9400 East 34th Street North
Wichita, Kansas 67226 USA
Tel [phone].821.1212
Fax [phone]
[e-mail]

California

16320 Stagg Street
Van Nuys, California 91406 USA
Tel [phone].345.7599
Fax [phone]
[e-mail]

POWER OUTPUT 2.5 amps charge current limit

DISPLAY Alphanumeric LCD display
provides battery voltage
and indications

LED INDICATION Charge, Ready, Fault

BATTERY Continuously monitors
CONDITIONING and charges to maintain
a quick-ready state

WARRANTY One-year limited

*Quick disconnect required

From the world leader of

certified lithium-ion aircraft batteries

truebluepowerusa.com

Mx

True Blue Charger Mx
TT28-2

Distributed by Mid-Continent Instrument Co., Inc.

Technical specifications

A

E

F

G

H

I

A Voltmeter

B Power Switch

B

C

INPUT VOLTAGE 90 – 264 VAC, ±10%
47 – 63 Hz
1A (maximum)

D

INPUT CONNECTOR IEC60320-C13

BATTERY CHARGE VOLTAGE Lithium-ion 28.8V (maximum)
Lead-acid 28.6V (maximum)

OPERATING TEMPERATURE -20°C to +50°C (-4°F to +122°F)

STORAGE TEMPERATURE -28°C to +70°C (-18°F to +158°F)

TIMING ACCURACY ±5% of nominal time

DISPLAY ACCURACY ±0.2 volts

WEIGHT 2 lbs (0.9 kg)

DIMENSIONS 4.33” W x 5.9” H x 3.8” D

C Test Points

D Battery Type Switch

E AC Input Port

F Charge Light

G Ready Light

H Fault Light

BATTERY CONNECTOR MS-3509 compatible

PROTECTION Overcharge and over-temperature
AND MONITORING protection

Internal timer automatically monitors
open-circuit voltage to determine
top charge

I Connector Knob

®

truebluepowerusa.com

FLSS206-1120