OVERVIEW & SPECIFICATION

True-rms measurements and optimized ergonomics make the 320 Series Clamp Meters the best general troubleshooting tools for commercial and residential electricians. The Fluke 323 model is ideally suited for current measurements up to 400 A in tight cable compartments.
Measurement capability

  • 400 A ac current measurement
  • 600 V ac and dc voltage measurement
  • True-rms ac voltage and current for accurate measurements on non-linear signals
  • Resistance measurement up to 4 kΩ with continuity detection


Features

  • Slim, ergonomic design
  • CAT IV 300V/CAT III 600 V safety rating
  • Hold button
  • Two-year warranty
  • Soft carrying case
Specifications
323 324 325
AC current Range 400.0 A 40.00 A/400.0 A 40.00 A/400.0 A
Accuracy 2 % ± 5 digits
(45 Hz to 65 Hz)
2.5 % ± 5 digits
(65 Hz to 400 Hz)		 1.5 % ± 5 digits
(45 Hz to 400 Hz)
Note: Add 2 % for
position sensitivity		 2 % ± 5 digits
(45 Hz to 65 Hz)
2.5 % ± 5 digits
(65 Hz to 400 Hz)
DC current Range – – 40.00 A/400.0 A
Accuracy – – 2 % ± 5 digits
AC voltage Range 600.0 V 600.0 V 600.0 V
Accuracy 1.5 % ± 5 digits 1.5 % ± 5 digits 1.5 % ± 5 digits
DC voltage Range 600.0 V 600.0 V 600.0 V
Accuracy 1.0 % ± 5 digits 1.0 % ± 5 digits 1.0 % ± 5 digits
Resistance Range 400.0 Ω/ 4000 Ω 400.0 Ω/ 4000 Ω 400.0 Ω/ 4000 Ω/ 40.00 kΩ
Accuracy 1.0 % ± 5 digits 1.0 % ± 5 digits 1.0 % ± 5 digits
Continuity ≤ 70 Ω ≤ 30 Ω ≤ 30 Ω
Capacitance – 0 to 100.0 μF
100 μF to 1000 μF		 0 to 100.0 μF
100 μF to 1000 μF
Frequency – – 5.0 Hz to 500.0 Hz
AC response True-rms True-rms True-rms
Backlight – Yes Yes
Data hold Yes Yes Yes
Contact temperature – -10.0 °C to 400.0 °C
(14.0 °F to 752.0 °F)		 -10.0 °C to 400.0 °C
(14.0 °F to 752.0 °F)
Min/Max – – Yes
Size H x W x D (mm) 207 x 75 x 34 207 x 75 x 34 207 x 75 x 34
Max wire diameter 30 mm (600 MCM) 30 mm (600 MCM) 30 mm (600 MCM)
Weight 265 g 208 g 283 g
Category rating CAT III 600 V
CAT IV 300 V		 CAT III 600 V
CAT IV 300 V		 CAT III 600 V
CAT IV 300 V
Warranty Two-year Two-year Two-year


Fluke-323

OVERVIEW & SPECIFICATION

True-rms measurements and optimized ergonomics make the 320 Series Clamp Meters the best general troubleshooting tools for commercial and residential electricians. The Fluke 323 model is ideally suited for current measurements up to 400 A in tight cable compartments.
Measurement capability

  • 400 A ac current measurement
  • 600 V ac and dc voltage measurement
  • True-rms ac voltage and current for accurate measurements on non-linear signals
  • Resistance measurement up to 4 kΩ with continuity detection


Features

  • Slim, ergonomic design
  • CAT IV 300V/CAT III 600 V safety rating
  • Hold button
  • Two-year warranty
  • Soft carrying case
Specifications
323 324 325
AC current Range 400.0 A 40.00 A/400.0 A 40.00 A/400.0 A
Accuracy 2 % ± 5 digits
(45 Hz to 65 Hz)
2.5 % ± 5 digits
(65 Hz to 400 Hz)		 1.5 % ± 5 digits
(45 Hz to 400 Hz)
Note: Add 2 % for
position sensitivity		 2 % ± 5 digits
(45 Hz to 65 Hz)
2.5 % ± 5 digits
(65 Hz to 400 Hz)
DC current Range – – 40.00 A/400.0 A
Accuracy – – 2 % ± 5 digits
AC voltage Range 600.0 V 600.0 V 600.0 V
Accuracy 1.5 % ± 5 digits 1.5 % ± 5 digits 1.5 % ± 5 digits
DC voltage Range 600.0 V 600.0 V 600.0 V
Accuracy 1.0 % ± 5 digits 1.0 % ± 5 digits 1.0 % ± 5 digits
Resistance Range 400.0 Ω/ 4000 Ω 400.0 Ω/ 4000 Ω 400.0 Ω/ 4000 Ω/ 40.00 kΩ
Accuracy 1.0 % ± 5 digits 1.0 % ± 5 digits 1.0 % ± 5 digits
Continuity ≤ 70 Ω ≤ 30 Ω ≤ 30 Ω
Capacitance – 0 to 100.0 μF
100 μF to 1000 μF		 0 to 100.0 μF
100 μF to 1000 μF
Frequency – – 5.0 Hz to 500.0 Hz
AC response True-rms True-rms True-rms
Backlight – Yes Yes
Data hold Yes Yes Yes
Contact temperature – -10.0 °C to 400.0 °C
(14.0 °F to 752.0 °F)		 -10.0 °C to 400.0 °C
(14.0 °F to 752.0 °F)
Min/Max – – Yes
Size H x W x D (mm) 207 x 75 x 34 207 x 75 x 34 207 x 75 x 34
Max wire diameter 30 mm (600 MCM) 30 mm (600 MCM) 30 mm (600 MCM)
Weight 265 g 208 g 283 g
Category rating CAT III 600 V
CAT IV 300 V		 CAT III 600 V
CAT IV 300 V		 CAT III 600 V
CAT IV 300 V
Warranty Two-year Two-year Two-year
Clamp Meter