4 Characteristics and Specifications
Product Characteristics
76 U1731C/U1732C/U1733C User’s Guide
Product Characteristics
Product characteristics specified in the table below are applicable for all
U1731C, U1732C, and U1733C models unless stated otherwise.
POWER SUPPLY
Battery type:
• 1 × 9 V Alkaline battery (ANSI/NEDA 1604A or IEC 6LR61), or
• 1 × 9 V Zinc Chloride battery (ANSI/NEDA 1604D or IEC 6F22)
Battery life:
• 16 hours typical (based on new Alkaline batteries without backlight enabled)
• Low battery indicator will flash when the battery voltage drops below 7.2 V
(approximately)
External DC adapter
• DC 12 V ± 10% or 10.8 V
MIN
to 13.2 V
MAX
POWER CONSUMPTION
225 mVA maximum (without backlight enabled)
DISPLAY
Dual display liquid crystal display (LCD)
• Primary display is 4 1/2 digits with maximum of 19999 counts
• Secondary display is 3 digits with maximum of 999 counts
MEASUREMENT RATE
• 1 time/second, nominal
OPERATING ENVIRONMENT
• Operating temperature from –10 °C to 55 °C, 0% to 80% RH
• Full accuracy up to 80% RH for temperatures up to 30 °C, decreasing linearly
to 50% RH at 55 °C
• Altitude up to 2000 m
• Pollution degree II
STORAGE COMPLIANCE
–20 °C to 70 °C, 0% to 80% RH
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