Kikusui DME1500, Руководство по эксплуатации, Страница: 53 / 76

DME1500
MEASUREMENT TUTORIAL E-17
Chapter 2
MEASUREMENT TUTORIAL
2.1 Precautions and Preparation for Use
2.1.1 Warm up
The instrument requires half-an-hour warm up to achieve rated
accuracy.
2.1.2 Over-range indication
An input is over-range if it exceeds the full scale of the selected
range. DME1500 indicates an input is over-range by lighting the
“—OL—” pattern on display.
2.1.3 Input overload protection
The maximum allowable input is shown as table 2-1. Please pro-
ceed the measurement accordingly.
Table 2-1
• To avoid shock hazard and/or instrument damage,
do not apply input potentials that exceed the input
overload limits shown in table 2-1.
FUNCTION RANGE MAXIMUN INPUT
DCV 5V to 1200V 1200Vdc or peak ac
ACV(AC+DC) 5V to 1000V 1000V rms continuous
DC,ACmV (AC+DC) 500mV 450V dc or ac peak
DCA,ACA(AC+DC) 500µA to 2A fuse protected: 2A 250V
DC,AC10A(AC+DC) 10A no fuse protected
Ω all ranges 450V dc or ac peak
CAPACITANCE all ranges 450V dc or ac peak
WARNING