12.2 Basic Specifications
181
Chapter 12 Specifications
12
Other conditions
Real-Time Clock
function
Auto-calendar, leap-year correcting 24-hour clock
Real-time
clock accuracy
Within ±0.3 s per a day (power on, within operating tempera-
ture and humidity range)
Temperature
characteristic
Within ±0.1%f.s./°C (other than at 23°C ± 5°C)
Effect of common
mode voltage
Within ±0.2%f.s. (600 VAC, 50/60 Hz, Between voltage input
terminals and instrument chassis)
Effect of external
magnetic field
interference
±1.5%f.s. (in a magnetic field of 400 A/m rms, 50/60 Hz)
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