background image

D

uo C

har
ge 
Terminal L

oc

ations

Input 

Ter

minal 

Connec

ts 

to 

the 
positiv

ter

minal 

of 

the 
house 

1.

 

ba

tt

er

via 
the 
ba

tt

er

input 

cable 

supplied

. THIS 

TERMINAL 

CON
-

NEC
TION MUST BE INST

ALLED

.

O

utput 

Ter

minal 

Connec

ts 

to 

the 
positiv

ter

minal 

of 

the 
star
t-

2.

 

ing 
ba

tt

er

via 
the 
ba

tt

er

output 

cable 

supplied

.  THIS 
TERMINAL 

CONNEC

TION MUST BE INST

ALLED

.

M

ag

netic 

Reed 
Swit
ch 
 - 

U

sed 
to 

pr

og

ram 
the 
D

uo 
Char

ge 
for 

sy

s-

3.

 

tem 
voltage 

and 

ba

tt

er

type
. A 

small 

scr

ew
dr

iv

er 

with 

mag

net 

at the end of the handle is pr

ovided f

or pr

og

ramming c

on

tr

ol

Gr

ound 

Ter

minal 

Connec

ts 

to 

sy

st

em 
ground 

via 

user
-sup

-

4.

 

plied 

14-
gauge 

wir
e. 

THIS 

TERMINAL 

CONNEC

TION 

MUST 

BE 
IN

-

ST

ALLED

.

Temper

atur

Sensor 

(Nega

tiv

e) 

- U

sed 
in 

conjunc

tion 

with 

the 
MC-

5.

 

TS

-B 

Ba

tt

er

Temper

atur

Sensor

. C

onnec

t sensor

’s 

BLA
CK 
wir

to 

this t

er

minal

Temper

atur

Sensor 

(P

ositiv

e) 

- U

sed 
in 

conjunc

tion 

with 

the 
MC-

6.

 

TS

-B 
Ba

tt

er

Temper

atur

Sensor

. C

onnec

sensor

’s 

RED 

wir

to 

this t

er

minal

.

Aut

o/M
anual 

Con

tr

ol 

(Nega

tiv

e) 

- Optional 

wir
ing 
connec

tion 

al

-

7.

 

lo

w

s the 
D

uo 
Char

ge 
user 

to 

bypass 

the 
in

ter

nal 
cir

cuitr

and 
sup
-

ply 

nega

tiv

sour

ce 

to 

solenoid 

rela

via 
the 
D

uo 
Char

ge

’s 

So

-

lenoid 

Dr

iv

(#9). 

This 
option 

is 

used 

in 

cases 

wher

lar

ger 
ba

tt

er

banks 

(such 

as 

thrust

er 

or 

windlass 

banks) 

ma

requir

char

ge 

sour

ce 

ex

ceeding 

the 

D

uo 
Char

ge

’s 

30-amp 

maximum 

output

This 
func

tion 

is 

only 

requir

ed 
when 

separ

ate 

solenoid 

is 

used

. T

o  

utiliz

this 
func

tion: 

connec

t the 
ter

minal 

to 

sy

st

em 
ground 

via 

14-
gauge wir

e with an ON/OFF t

oggle inline

.

ON/OFF 

Con

tr

ol 

(P

ositiv

e) 

The 
ON/OFF 

ter

minal 

pr

ovides 

the 

8.

 

voltage 

tha
t ac

tiv

ates 

the 
D

uo 
Char

ge

.  THIS 
TERMINAL 

CONNEC

-

TION MUST BE INST

ALLED

.

Solenoid 

Dr

iv

(Nega

tiv

e) 

- P

ro

vides 

connec

tion 

to 

ground 

when 

9.

 

ter

minal #7 c

omplet

es a pa

th

w

ay t

o g
round

©2008 B

allar

d C
ommer

cial I

ndustries

, I

nc

.18930 59th A

ve

. NE
, A

rlingt

on, 
W

A 98223

Phone: 360-435-6100, F

ax: 360-435-3210, Email: balmar@balmar

.net

A

ll 

inf

orma

tion 

con

tained 

is 

assumed 

to 

be 
corr
ec

t and 
ac

cur
ate 

at 

time 

of 

publica

tion. 

Ballar

Commer

cial 

Industries

, Inc

. and 
its 

emplo

yees 
assume 

no 
liabilit

for 

damage 

or 

injur

as 

result 

of 

the 
use 
of 

this 
pr

od

-

uc

or 

its 
documen

ta

tion. 

No 
por
tion 

of 

this 

documen

ta

tion 

ma

be 
copied 

or 

reprin

ted 
without 

expr
ess 

permission fr

om B

allar

d C
ommer

cial I

ndustries

, I

nc

.

8

Summary of Contents for Digital Duo Charge

Page 1: ...y to respond to a battery over temperature condition by automatically discontinuing charging output Safety Considerations Before installing your Duo Charge please take a moment to consider these guide...

Page 2: ...ions are required Ground Wire The Duo Charge must be properly connected to system ground which must be shared between the house and starting bat tery banks for proper operation Failure to do so will r...

Page 3: ...ge threshold the Duo Charge will provide charging current to the starting battery When used in this mode the Duo Charge will require a nominal amount of current while asleep approximately 500mA If the...

Page 4: ...wn while checking periodically to see if demand has diminished If your application requires frequent charging levels in excess of 30 amps it may be necessary to add a solenoid as a method to manually...

Page 5: ...e is 30 amps and if the demand is greater than 30 amps the Duo Charge will go into an over current condition shut down and try again During the over current condition the Duo Charge will not put out a...

Page 6: ...couple of seconds the 3 green LED will illuminate Continue to hold the magnet to the switch After another couple of seconds the 3 green and 5 green will both be illuminated Remove the magnet from the...

Page 7: ...able Check wiring resistance and repair as needed 2 Voltage drop in input cable Check wiring resistance and repair as needed 3 Voltage drop in output cable Check wiring resistance and repair as needed...

Page 8: ...bypass the internal circuitry and sup ply a negative source to a solenoid relay via the Duo Charge s So lenoid Drive 9 This option is used in cases where larger battery banks such as thruster or wind...

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