F.W. Bell 5280 User Manual

Lithium-ion Battery
Samsung, INR21700-40T, 4000mAh, 3.6V Battery
WARNING: Misusing or mishandling a lithium-ion battery may cause a FIRE or EXPLOSION which can result in INJURY or DEATH.
You MUST read the safety warnings and resources before purchasing, using, and/or handling batteries.
Description:
The 5200 series Gauss/Tesla meter runs on a rechargeable lithium-ion battery with a rated discharge capacity of 3900 mAh. Depending on
usage (primarily screen-brightness), a fully charged battery should be capable of powering a 5200 series Gauss/Tesla meter for 8-15 hours.
Standard recharge time when the Gauss/Tesla meter is connected to a power source through the USB-C connector is 120 minutes.
Datasheet and information from date 2018/08/21 (see manufacturer for more information, latest specification details, and revisions):
Abridged: https://download.datasheets.com/pdfs2/2021/4/25/12/28/39/739172/samsu_/manual/samsung-inr21700-40t.pdf
Full: https://www.imrbatteries.com/content/samsung_40T.pdf
Battery Specifications
Battery Operating Conditions
Standard discharge
capacity
Min. 4,000mAh
- Charge: 0.5C(2A), 4.20V, 0.05C(200mA) cut-off @ RT
- Discharge: 0.2C(800mA), 2.5V cut-off @ RT
Rated discharge capacity
Min. 3,900 mAh
- Charge:1.5C(6A), 4.20V, 0.025C(100mA)cut-off @RT
- Discharge: 10A, 2.5V cut-off @ RT
Nominal voltage
3.6V
Standard charge
CCCV, 2A, 4.20V, 200mA cut-off
Rated charge
CCCV, 6A, 4.20V, 100mA cut-off
Discharge cut-off voltage
2.5V (End of discharge)
Cycle life
Capacity ≥ 2,400mAh @ after 250cycles
(60% of the standard capacity @ RT)
- Charge: 6A, 4.20V, CCCV 100mA cut-off @ RT
- Discharge: 35A , 2.5V cut-off @ RT
Retention characteristics
Capacity recovery (after the storage) ≥ 3,510 mAh
(90% of the rated capacity @ RT)
- Charge: 6A, 4.20V, CCCV 100mA cut-off @ RT
- Storage: 30 days (@ 60℃)
- Discharge : 10A , 2.5V cut-off @ RT
Cell weight
70.0g max
Cell dimension
Height: Max 70.30mm
Diameter: Max 21.22mm
Operating temperature (Ambient)
Charging: 0 to 45°C (32 to 113°F)
Discharging (Normal Use): -20 to 60°C (-4 to 140°F)
Storage temperature*
(90% recovery)
1 Year: 0 to 25°C (32 to 77°F)
3 Months: 0 to 45°C (32 to 113°F)
1 Month: 0 to 60°C (32 to 140°F)
2-3
*It is strongly recommended to store the
battery in a dry environment
NOTE: When battery power is
used for the first time,
momentarily apply USB power
to the meter to activate the
battery. This will need to be
done any time the battery is
disconnected and re-installed.

F.W. Bell 5280 Specifications

General

Brand	F.W. Bell
Model	5280
Category	Measuring Instruments
Language	English