User Manual

0.35

0.30

0.25

CURRENT (X C20 RATE)

VOLTAGE PER CELL

CHARGING TIME: NO LIMIT

BULK ABSORPTION

U = 2.45V/Cell (+/- .025V/Cell)

Current will taper down

I = 0.15 - 0.35 x C

1 20

I = 0.012 - 0.02 x C

2 20

Minimum ﬂoat time = 8 hrs.

Maximum absorption time = 8 hrs.

Temperature: 25˚C (77˚F)

FLOAT

0.20

0.15

0.10

0.05

0.00

2.70

2.60

2.50

2.40

2.30

2.20

2.10

2.00

Temperature Coeﬃcient: -4mV/ C/cell (-2mV/ F/cell)

0 0

U = 2.275V/Cell (+/- .025V/Cell)

FIGURE 1

PAGE 1
2.70 0.35 BULK ABSORPTION FLOAT 0.30 2.60 20 Maximum absorption time = 8 hrs. 2.50 U0 = 2.45V/Cell (+/- .025V/Cell) 2.40 0.20 Minimum ﬂoat time = 8 hrs. U = 2.275V/Cell (+/- .025V/Cell) 0.15 2.30 0.10 2.20 2.10 0.05 Temperature: 25˚C (77˚F) 0 Temperature Coeﬃcient: -4mV/ 0C/cell (-2mV/ F/cell) 0.00 CHARGING TIME: NO LIMIT I 2 = 0.012 - 0.02 x C 20 Current will taper down FIGURE 1 2.00 VOLTAGE PER CELL CURRENT (X C20 RATE) I 1 = 0.15 - 0.35 x C 0.
PAGE 2
CHARGE VOLTAGE REFERENCE Charge Voltage Float Voltage 32˚F (0˚C) 15.30 14.25 50˚F (10˚C) 15.06 14.01 0.35 50˚F (10˚C) 14.82 13.77 0.30 77˚F (25˚C) 14.70 13.65 0.25 14.58 13.53 104˚F (40˚C) 14.34 13.29 For a 6V battery, divide the voltage by 2. ABSORPTION TERMINATION Voltage varies with age to a maximum of 2.7V/Cell I 1 = 0.15 - 0.35 x C CURRENT (X C20 RATE) 86˚F (30˚C) 2.70 BULK 20 Maximum absorption time = 8 hrs. U = 2.45V/Cell (+/- .05V/Cell) 2.50 Termination: dV/dT= 2.