Fluke 1577, Руководство по калибровке

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Insulation Multimeters
Electrical Specifications
5
Continuity Test
Continuity Indication ........................................... Continuous audible tone for test resistance below 25
Ω
and off
above 100
Ω
. Maximum Reading; 1000
Ω
Open Circuit Voltage........................................... <8.0 V
Short Circuit Current ........................................... 1.0 mA typical
Overload Protection ............................................ 1000 V rms
Response Time................................................... >1 m sec
Frequency Measurement (1587 Only)
Range Resolution
Accuracy
±
(% of Rdg+Digits)
99.99 Hz 0.01 Hz ±
(0.1 % + 1)
999.9 Hz 0.1 Hz ±
(0.1 % + 1)
9.999 kHz 0.001 kHz
±
(0.1 % + 1)
99.99kHz 0.01 kHz ±
(0.1 % + 1)
Frequency Counter Sensitivity
V ac Sensitivity (RMS Sine Wave)
[1]
Input Range
5 Hz to 20 kHz 20 kHz to 100 kHz
DC Trigger Levels
[1]
to 20 kHz
[2]
600.0 mV ac 100.0 mV 150.0 mV na
6.0 V 1.0 V 1.5 V -400.0 mV and 2.5 V
60.0 V 10.0 V 36.0 V 1.2 V and 4.0 V
600.0 V 100.0 V - 12.0 V and 40.0 V
1000.0 V 300.0 V - 12.0 V and 40.0 V
[1] Maximum input for specified accuracy = 10x range (1000 V max). Noise at low frequencies and amplitudes may affect
accuracy.
[2] Usable to 100 kHz with full scale input.
Capacitance (1587 Only)
Range Resolution
Accuracy
±
(% of Rdg+Digits)
1000 nF 1 nF
10.00
μ
F 0.01
μ
F
±
(1.2 % + 2)
100.0
μ
F 0.1
μ
F
9999
μ
F 1
μ
F
±
(1.2 % +/- 90 counts)
Temperature Measurement (1587 Only)
Range Resolution
Accuracy
[1]
±
(% of Rdg+Digits)
-40
°
C to 537
°
C 0.1
°
C
±
(1 % + 10 counts)
-40
°
F to 998
°
F 0.1
°
F
±
(1 % + 18 counts)
[1] Accuracies apply following 90 minutes settling time after a change in the ambient temperature of the instrument.
Insulation Specifications
Measurement Range .......................................... 0.1 M Ω to 2 G Ω model 1587, 0.1 M Ω to 600 M Ω model 1577
Test Voltages...................................................... 50, 100, 250, 500, 1000 V model 1587, 500 and 1000 V model
1577
Test Voltage Accuracy........................................ +20 %, - 0 %
Short-Circuit Test Current................................... 1 mA nominal
Auto Discharge ................................................... Discharge time <0.5 second for C = 1
μ
F or less
Live Circuit Detection:......................................... Inhibit test if terminal voltage >30 V prior to initialization of test.
Maximum Capacitive Load ................................. Operable with up to 1
μ
F load.