Jeulin UT70A, Measurements And Instrumentation

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Measurement and instrumentation
Multimeter model UT70A
Réf:
291 034
ENGLISH 14
Remarks:
Frequency response 40 – 400 Hz showing sine wave effective
value (mean value) at “10A Range” test no more than 10sec. at
interval of 15min.
Resistance
Range Resolution Accuracy
200 Ω 0.1 Ω ± (0.8 % + 3)
2 k Ω 1 Ω
20 k Ω 10 Ω
200 k Ω 100 Ω
2 M Ω 1 k Ω
± (0.8 % + 1)
20 M Ω 10 k Ω ± (1 % + 5)
2000 M Ω 1 M Ω ± [5 % (reading – 10) +10]
Input protection: 500 Vrms.
Remarks:
it is normal as test response slow at 2000M Ω .
Capacitance
Range Resolution Accuracy Input protection
20 nF 10 pF
200 nF 100 pF
2 µF 1 nf
± (2.5 % + 5)
100 µF 100 nF ± (5 % + 4)
250 Vrms
Inductance
Range Resolution Accuracy Input protection
2 mH 1 µH
20 mH 10 µH
200 mH 100 µH
± (2 % + 10)
20 H 10 mH ± (3 % + 10)
250 Vrms
Tested inductance: Q>10, internal impedance<1.3 k.
Auto range frequency test
Range Resolution Accuracy Input protection
2 kHz – 10MHz 1 Hz (MIN) ± (0.1 % + 3) 500 Vrms
Remarks:
Input sensitivity<0.8 Vrms.
Transistor hFE measurement
Range Resolution Accuracy Input protection
hFE 1ß
hFE
approximation
(0-1000
β
) is
shown for the
tested transistor
(NPN, PNP)
1 bo ≈ 10 A
Vce ≈ 2.8 V