10
UT581/582 INSTRUCTION MANUAL
3.2 Measuring Range (Functions)
×1/2 as disconnecting measurement, test RCD
sensitive.
×1 as connecting measurement of the response
time.
×5 as fast connecting measurement of I
△
n
×5
time.
250mA as connecting measurement of the response
time. (UT581 only)
AUTO RAMP TEST as connecting measurement of the size of
the current. (UT582 only)
3.3 Application Standard:
IEC 61010-1 CAT III 300V Polluting Grade: Grade II
IEC 61557-1,5
IEC 61010-2-31
3.4 Operational Voltage: 230VAC/50Hz (Voltage Range: 195 – 253 V)