General Specifications - Fluke 91 Series II User Manual

Appendixes

GENERAL SPECIFICATIONS

The accuracy of all measurements is within +(% of reading
+ number of counts) from 18 °C to 28 °C. Add 0.1 x
(specific accuracy) for each °C <18 °C or >28 °C.
Display
Super Twisted Liquid Crystal
Size ...........................................84 x 84 mm (4.7" diagonal)
Resolution................................................. 240 x 240 pixels,
Contrast ..................................................... User adjustable
Backlight .............................................. Electroluminescent
Power
Internal Battery Pack .........................NiCad 4.8V nominal
Operating Time .........................Typical 5 hours (Fluke 105)
Typical 4 hours (Fluke 91, 92, 96, 99)
Power Adapter/Battery Charger
Charging Time .....................Typical 21 hours (Fluke 105)
Typical 16 hours (Fluke 91, 92, 96, 99)
Alternate battery ......... 4 Alkaline C cells (nonrechargable)
External Supply ......8 to 20V DC, 5W typical via 5 mm jack
THE MINUS VOLTAGE IS CONNECTED TO COMMON.
WHEN USING A POWER SUPPLY THAT IS NOT
DOUBLE INSULATED,
PROTECTIVE GROUNDING.
25 pixels/div. in SCOPE mode
WARNING
CONNECT COMMON
Memory back-up battery
save screens, waveforms, and setups for up to three
years after main batteries removed
Environmental
Temperature
Operating .....................................................0 °C to 50 °C
Storage .................................................... -20 °C to 70 °C
Humidity
Operating .......... 20 °C to 30 °C, 90% RH noncondensing
Storage ............................................................... 95% RH
Altitude
Operating ..................................................3 km (10,000ft)
Storage ...................................................12 km (40,000ft)
Shock and Vibration .............. per MIL-T-28800 for Class 3
Electromagnetic Interference .................. per MIL STD 461
Mechanical
Size excluding holster ........................... 60 x 130 x 260 mm
Size including holster ............................ 65 x 140 x 275 mm
Weight excluding holster .............................. 1.5 kg (3.3 lbs)
Weight including holster............................... 1.8 kg (4.0 lbs)
TO
91 92 ........................CR2032
30 °C to 50 °C, 70% RH noncondensing
(2.4 x 5.1 x 10.2 inches)
(2.5 x 5.5 x 10.8 inches)
10 - 9