Chauvin Arnoux C.A 5275, Руководство пользователя

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4.2.5 Resistance
Special reference conditions: the input (+, COM) must not have been overloaded following the accidental application of
voltage on the input terminals when the switch is on the
Ω or T ° position. If this is the case, the return to normal can take
about ten minutes.
Range
Specified
measurement range
Resolution Uncertainty (±)
Measurement
current
Open circuit
voltage
600 Ω 0 – 600.0 Ω 0.1 Ω 1 % R + 3 D
≈ 1 mA
< 5 V
6 k Ω 0 – 6.000 k Ω 0.001 k Ω
1 % R + 2 D
≈ 120 μ A
60 k Ω 0 – 60.00 k Ω 0.01 k Ω
≈ 12 μ A
600 k Ω 0 – 600.0 k Ω 0.1 k Ω
≈ 1.2 μ A
6 M Ω 0 – 6.000 M Ω 0.001 M Ω 1.5 % R + 3 D
≈ 120 nA
60 M
Ω
0 – 60.00 M Ω 0.01 M Ω 3 % R + 5 D
≈ 30 nA
4.2.6 Audible continuity
Response time < 100 ms
Range Resolution Uncertainty (±) Voltage in open circuit Meas. current
600 Ω 0.1 Ω
Beep triggered
< 30 Ω + 3 Ω
< 5 V
≈ 1,1 mA
4.2.7 Diode test
Range Resolution Uncertainty (±) Voltage in open circuit Meas. current
6 V 1 mV
Beep triggered
< 40 mV + 10 mV
< 5 V < 1.1 mA
4.2.8 Operation of the beep
Beep indicating a valid key
Æ
high sound
4 kHz, 100 ms
Beep indicating an invalid key
Æ
low sound
1 kHz, 100 ms
Successive beeps for 30 seconds ending with a long beep indicating that the
instrument is being shut down
Æ
medium sound
2 kHz 100 ms
3 successive beeps with a space of 1 second in between (beep beep beep - gap -
beep beep beep) indicating that the danger-level threshold has been exceeded
Æ
medium sound
2 kHz, 100 ms
2 successive beeps (beep beep) indicating MIN, MAX recording:
Æ
medium sound
2 kHz, 100 ms
Current > 10 A 4 kHz, 100 ms