174 U1253B User’s and Service Guide
7 Specifications
Product Characteristics
POWER SUPPLY
Battery type:
• 9 V size Ni-MH rechargeable battery, 7.2 V nominal voltage
• 9 V size Ni-MH rechargeable battery, 8.4 V nominal voltage
• 9 V Alkaline battery (ANSI/NEDA 1604A or IEC 6LR61)
• 9 V Carbon-zinc battery (ANSI/NEDA 1604D or IEC6F22)
Battery life:
• 8 hours typical (based on a fully charged Ni-MH 300mAH battery for DC
voltage measurement)
• 14 hours typical (based on a new 9 V Alkaline battery for DC voltage
measurement)
Charge time:
• Less than 220 minutes in an environment of 10 °C to 30 °C. if the battery has
been deep-discharged, a prolonged charging time is required in order for the
battery to return to full capacity
POWER CONSUMPTION
420 mVA maximum
DISPLAY
• Graphical orange OLED (organic light-emitting diode) display with maximum
reading of 51,000 counts
• Automatic polarity indication
OPERATING ENVIRONMENT
• Temperature: Full accuracy from –20 °C to 55 °C
• Humidity: Full accuracy up to 80% RH (relative humidity) for temperatures up
to 35 °C, decreasing linearly to 50% RH at 55 °C
• Altitude:
• 0 to 2000 meters in compliance with IEC 61010-1 2nd Edition CAT III,
1000V/ CAT IV, 600V
• 2000 to 3000 meters in compliance with IEC 61010-1 2nd Edition CAT III,
1000V/ CAT IV, 600V
• Pollution degree II
STORAGE COMPLIANCE
–40 °C to 70 °C with battery removed
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