Rev. H-070708
P/N VDC24041-MNL
BatteryMINDer
®
Model 24041
Page 24
**East Penn Technical Manual of Valve-Reguated Lead-Acid (VRLA) Gelled Electrolyte (gel), E.P.M. Form No. 0139
Rev. 3/04
Note: This chart shows the Charge and Float voltage ranges v. temperature for sealed 24-Volt Gel type batteries.
Values will differ for sealed AGM, Flooded (filler cap) or maintenance-free types Manifold cover(s).
Temp. °F
Optimum
Maximum
Optimum
Maximum
Temp. °C
= 120
26.00
26.60
25.60
26.00
= 49
110 – 120
26.40
27.00
25.80
26.40
44 – 48
100 – 109
26.60
27.20
26.00
26.60
38 – 43
90 – 99
26.80
27.40
26.20
26.80
32 – 37
80 – 89
27.00
27.60
26.40
27.00
27 – 31
70 – 79
27.40
28.00
26.80
27.40
21 – 26
60 – 69
27.70
28.30
27.10
27.70
16 – 20
50 – 59
28.00
28.60
27.40
28.00
10 – 15
40 – 49
28.40
29.00
27.80
28.40
5 – 9
= 39
29.00
29.60
28.40
29.00
= 4
Float
Charge
Gel Charge and Float Voltages at Various Temperature Ranges**
Temp. °F
Optimum
Maximum
Optimum
Maximum
Temp. °C
= 120
26.00
26.60
25.60
26.00
= 49
110 – 120
26.40
27.00
25.80
26.40
44 – 48
100 – 109
26.60
27.20
26.00
26.60
38 – 43
90 – 99
26.80
27.40
26.20
26.80
32 – 37
80 – 89
27.00
27.60
26.40
27.00
27 – 31
70 – 79
27.40
28.00
26.80
27.40
21 – 26
60 – 69
27.70
28.30
27.10
27.70
16 – 20
50 – 59
28.00
28.60
27.40
28.00
10 – 15
40 – 49
28.40
29.00
27.80
28.40
5 – 9
= 39
29.00
29.60
28.40
29.00
= 4
Float
Charge
Gel Charge and Float Voltages at Various Temperature Ranges**