Commtest Instruments vbBalancer Instrument Reference Manual page 131

Specifications
Display & Communications
Display
Resolution
Viewing area
Backlight
Communications with PC
Battery & Charger
Battery Type
Operating time
Charger type
Charge rate
Mechanical
Size
Weight
Environment
Operating Temp
Storage Temp & Humidity
EMC
Ruggedness
Revised 16 May 2008. While every effort has been made to provide the most accurate information we advise that information in this
document may contain technical inaccuracies or typographical errors. Commtest Instruments Ltd may at any time and without notice make
improvements and/or changes to the products described.
Model vbBalancer
Graphic Grayscale LCD
480 x 320 pixels (HVGA)
4.6" x 3.1" (117 x 79) mm
White LED, 4V, 100 Cd/m2
USB and Ethernet
Custom Lithium Ion pack, 7.4 V, 4500 mAh
10 hours
Internal charging, automatic control
3 A nominal
9.9" W x 5.8" L x 2.4" H (252 x 148x 60) mm
2.7 lb (1.2 kg)
14 ° F to 122 ° F (-10 to 50) ° C
-4 ° F to 140 ° F (-20 to 60) ° C, 95% RH
EN61326
4' (1.2 m) drop onto concrete, IP65
Remarks
PROFLASH allows vb software to be upgraded
Backlight on (60 second timeout)
External Power pack 12 V DC, 3 A output, included in kit
3 hours for complete charge
Including battery and strap
Procedure: 26 drops following MIL-STD-810F-516.5-IV
Appendix: Specifications 123