Fluke 87 V Manuel d'utilisateur télécharger pdf (Page 59)

Multimeters

Specifications

Table 18. Electrical Characteristics of the Terminals

Function

Overload

Protection

Input

Impedance

(nominal)

Common Mode

Rejection Ratio

(1 kΩ unbalance)

Normal Mode Rejection

L 1000 V rms 10 MΩ < 100 pF > 120 dB at dc, 50 Hz or 60 Hz > 60 dB at 50 Hz or 60 Hz

1000 V rms 10 MΩ < 100 pF > 120 dB at dc, 50 Hz or 60 Hz > 60 dB at 50 Hz or 60 Hz

K 1000 V rms 10 MΩ < 100 pF

(ac-coupled)

> 60 dB, dc to 60 Hz

Open Circuit

Full Scale Voltage Typical Short Circuit Current

Test Voltage

To 6.0 MΩ 50 MΩ or

60 nS

600 Ω 6 k 60 k 600 k 6 M 50 M

e 1000 V rms < 7.9 V dc < 4.1 V dc < 4.5 V dc 1 mA 100 μA 10 μA 1μA 1 μA 0.5 μA

G 1000 V rms < 7.9 V dc 3.000 V dc 1.0 mA typical

1. 10

V Hz max

1 2 ... 54 55 56 57 58 59 60

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Fluke 87 V Manuel d'utilisateur Page 59