Fluke 355 - True RMS AC Pens Ampermetre

DC and AC Current Measurement (10 Hz - 100 Hz)

Range: 40 A / 400 A / 2000 A / 1400 AC RMS
Resolution: 10 mA / 100 mA / 1 A
Accuracy: %1.5 rdg + 15 digits
%1.5 rdg + 5 digits
Inrush Trigger Level: 0.50 A / 5.0 A / 5 A
Hz Filter Off Trigger Level: 2.50 A / 2.5 A / 8 A
Hz Filter On Trigger Level: 0.50 A / 2.5 A / 8 A

Crest Factor: (50/60 Hz)

Range: 40 A / 400 A / 2000 A / 1400 AC RMS
Crest Factor:
2 @ 33 A, 2.4 @ 27 A
2 @ 330 A, 2.4 @ 270 A
2 @ 1000 A, 2.4 @ 833 A

AC Current Measurement (100.1 Hz - 1 kHz)

Range: 40 A / 400 A / 2000 A / 1400 AC RMS
Resolution: 10 mA / 100 mA / 1 A
Accuracy: %3.5 rdg + 15 digits
%3.5 rdg + 5 digits
Inrush Trigger Level: 0.50 A / 5.0 A / 5 A
Hz Filter Off Trigger Level: 2.50 A / 2.5 A / 8 A
Hz Filter On Trigger Level: 0.50 A / 2.5 A / 8 A

DC and AC Voltage Measurement (10 Hz - 100 Hz)

Range: 4 V / 40 V / 400 V / 600 V AC RMS / 1000 VDC
Resolution: 1 mV / 10 mV / 100 mV / 1 V
Accuracy: %1 rdg + 10 digits
%1 rdg + 5 digits
Hz Filter Off Trigger Level: 0.25 V / 6 V
Hz Filter On Trigger Level: 0.25 V / 6 V

AC Voltage Measurement (100.1 Hz - 1 kHz)

Range: 4 V / 40 V / 400 V / 600 V AC RMS
Resolution: 1 mV / 10 mV / 100 mV / 1 V
Accuracy: %3 rdg + 10 digits
%3 rdg + 5 digits
Hz Filter Off Trigger Level: 0.050 V / 0.25 V / 6 V
Hz Filter On Trigger Level: 0.050 V / 0.25 V / 6 V

Resistance Measurement

Range: 4 kΩ / 40 kΩ / 400 kΩ
Resolution: 0.1 Ω / 1 Ω / 10 Ω / 100 Ω
Accuracy: %1.5 + 5 digits
Continuity Beeper: Open at ≤ 30 Ω, closed at ≥ 100 Ω

Frequency Measurement

Measurement Range: 5.0 Hz - 1 kHz
Resolution: 0.1 Hz (15 Hz - 399.9 Hz); 1 Hz (400 Hz - 1 kHz)
Accuracy: %0.2 + 2 digits (5.0 Hz - 100 Hz)
%0.5 + 5 digits (100.1 Hz - 1 kHz)
Trigger Level: Refer to current and voltage tables

Battery

Six 1.5 V AA NEDA 15 A or IEC LR6 batteries

Battery Life

100 hours (typical use, backlight off)

Weight

0.814 kg (1.8 lb)

Jaw Size

58 mm (2.28 in)

Dimensions

300 x 98 x 52 mm (12 x 3.75 x 2 in)

Safety Class

IEC 61010-2-032, 600 V CAT IV, 1000 V CAT III

Operating Temperature

32°F - 122°F (0°C - 50°C)

Storage Temperature

-4°F - 140°F (-20°C - 60°C)

Operating Humidity

0% - 95% (non-condensing)

Operating Altitude

2000 m

Storage Altitude

10,000 m

IP Rating

42 (for indoor use only)

Drop Test Requirements

1 m

EMI, RFI, EMC

FCC part 15, IEC/EN 61326-1:1997 class B
IEC/EN 61326:1997 3 V/m, performance criterion B, EN61325

Temperature Coefficients

Current: 0.1% per °C outside 22°C to 24°C
Voltage: 0.1% per °C outside 22°C to 24°C