Hioki MO HiTESTER 3452, Инструкция по эксплуатации

Страница: 77 / 90

23
―――――――――――――――――――――――――――
Chapter 3 Specifications
――――――――――――――――――――――――
3452-12
Rated measurement
voltage (V DC)
125 250 500
Maximum effective reading
(M Ω )
20 50 100
Center scale reading
(M
Ω
)
0.5 1 2
Allowance of resistance measurement
1st effective measurement
range (M
Ω
)
0.02 - 10 0.05 - 20 0.1 - 50
± 5% of scale reading
2nd effective
measurement range
(M Ω )
10 - 20,
0.01 - 0.02
20 - 50,
0.01 - 0.05
50 - 100,
0.05 - 0.1
± 10% of scale reading
0 M Ω , ∞ scale 0.7% of 500 V scale length
(When needle centerline is
within width of scale markings
at the extreme ends of the scale.)
Measurement terminal voltage characteristic
Open-circuit voltage
(when no load is applied) 1 to 1.2 times of rated
measurement voltage (open
circuit terminal voltage)
Lower limit measurement
resistance value to be
maintained rated
measurement voltage (M
Ω )
0.125 0.25 0.5
Rated measurement current
(current to be maintained
rated measurement voltage)
1 - 1.2 mA
Short circuit current 1.2 mA max