Led Test And Continuity Threshold; Input Characteristics - Fluke 15B+ Calibration Manual

15B+/17B+/18B+
Calibration Manual

LED Test and Continuity Threshold

Function
LED V Test
F
Socket)
LED V Test
F
Continuity Threshold
Open circuit test voltage is ±12 V and short-circuit current is <±5 mA (typical).
[1]
Open circuit test voltage is ±12 V and short-circuit current is <±3 mA (typical).
[2]
VF measurement with driving current under 2.2 mA ±0.4 mA.
[3]

Input Characteristics

Function
AC Volts
AC Millivolts
DC Volts
DC Millivolts
6
[1] 10 V Hz Max
8
Illumination Range
[1]
(LED Test
1.00 V to 6.00 V
[2]
(Test Leads) 1.00 V to 6.00 V
NA
Overload
Protection
[1]
1000 V
400 mV
[1]
1000 V
400 mV
Measurement Range
NA
1.00 V to 6.00 V
NA
Input Impedance Common Mode
(Nominal) Rejection Ratio
>60 dB at dc,
>10 MΩ, <100 pF
50 Hz or 60 Hz
>80 dB at dc,
>1 MΩ, <100 pF
50 Hz or 60 Hz
>100 dB at dc,
>10 MΩ, <100 pF
50 Hz or 60 Hz
>80 dB at dc,
>1 MΩ, <100 pF
50 Hz or 60 Hz
Resolution Accuracy
NA NA
[3]
0.01 V 10 %
70 Ω
NA
Normal Mode
Rejection Ratio
_
_
>60 dB at
50 Hz or 60 Hz
_