Fluke 381 Clamp Meter Product Datasheet
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...of measurement for added flexibility without interference with a detachable, remote display for easier, faster, safer measurements Technical Data The new Fluke 381 does everything you would expect from the point of the art signal processing allows for even more flexibility. The new iFlex™... while providing stable readings Now one technician can do jobs that used to require two people; 381 Remote Display True-rms AC/DC Clamp Meter with iFlex™ The first clamp meter with measurement accuracy • iFlex™ flexible current probe expands the measurement range to 2500 ...
...of measurement for added flexibility without interference with a detachable, remote display for easier, faster, safer measurements Technical Data The new Fluke 381 does everything you would expect from the point of the art signal processing allows for even more flexibility. The new iFlex™... while providing stable readings Now one technician can do jobs that used to require two people; 381 Remote Display True-rms AC/DC Clamp Meter with iFlex™ The first clamp meter with measurement accuracy • iFlex™ flexible current probe expands the measurement range to 2500 ...
Fluke 381 Clamp Meter Product Datasheet
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...to change switch positions while taking a measurement • Three-year warranty • Soft carrying case Ordering information 381 Remote Display True-rms Clamp Meter with iFlex™ Specifications Fluke 381 AC current via jaw AC current via iFlex™ DC current AC voltage DC voltage Resistance Frequency True-rms Continuity... 2 % ± 5 digits 1.5 % ± 5 digits 1 % ± 5 digits 1 % ± 5 digits 0.5 % ± 5 digits Included Accessory 750 MCM or 2-500 MCM CAT III 1000V, CAT IV 600V 2 Fluke Corporation 381 Remote Display True-rms AC/DC Clamp Meter with iFlex™
...to change switch positions while taking a measurement • Three-year warranty • Soft carrying case Ordering information 381 Remote Display True-rms Clamp Meter with iFlex™ Specifications Fluke 381 AC current via jaw AC current via iFlex™ DC current AC voltage DC voltage Resistance Frequency True-rms Continuity... 2 % ± 5 digits 1.5 % ± 5 digits 1 % ± 5 digits 1 % ± 5 digits 0.5 % ± 5 digits Included Accessory 750 MCM or 2-500 MCM CAT III 1000V, CAT IV 600V 2 Fluke Corporation 381 Remote Display True-rms AC/DC Clamp Meter with iFlex™
Fluke 381 Users Manual
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Printed in China. 381 Remote Display True-rms Clamp Meter Users Manual PN 3538357 July 2010 © 2010 Fluke Corporation. All product names are subject to change without notice. Specifications are trademarks of their respective companies. All rights reserved.
Printed in China. 381 Remote Display True-rms Clamp Meter Users Manual PN 3538357 July 2010 © 2010 Fluke Corporation. All product names are subject to change without notice. Specifications are trademarks of their respective companies. All rights reserved.
Fluke 381 Users Manual
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...Information" before you use the Meter. This lets the display be removed from the Meter body and read in difficult-measurement situations such as a hazardous environments, or very tight spaces. The Flexible Current Probe makes it possible to measure higher current (up to Contact Fluke To contact Fluke, call one of the ...that has a remote-display module and detachable iFlex (Flexible Current Probe). The Remote Display can be easily read away from the measurement source. The Fluke 381 is a handheld, battery-operated Clamp Meter (the Meter) that traditional jawed meters cannot measure.
...Information" before you use the Meter. This lets the display be removed from the Meter body and read in difficult-measurement situations such as a hazardous environments, or very tight spaces. The Flexible Current Probe makes it possible to measure higher current (up to Contact Fluke To contact Fluke, call one of the ...that has a remote-display module and detachable iFlex (Flexible Current Probe). The Remote Display can be easily read away from the measurement source. The Fluke 381 is a handheld, battery-operated Clamp Meter (the Meter) that traditional jawed meters cannot measure.
Fluke 381 Users Manual
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... probes, keep fingers behind the finger guards on the probes. • Connect the common test lead before using the Meter. • Do not use only specified replacement parts. Remote Display True-rms Clamp Meter Safety Information • Examine the test leads for damaged insulation or exposed metal. When disconnecting test leads, disconnect the...
... probes, keep fingers behind the finger guards on the probes. • Connect the common test lead before using the Meter. • Do not use only specified replacement parts. Remote Display True-rms Clamp Meter Safety Information • Examine the test leads for damaged insulation or exposed metal. When disconnecting test leads, disconnect the...
Fluke 381 Users Manual
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Important information. Go to relevant North American Safety Standards. Low battery when shown. W Risk of this product as unsorted municipal waste. B Battery. Remote Display True-rms Clamp Meter Safety Information Table 1. See Manual. ) Conforms to Fluke's website for recycling information. 5 Symbols Symbol B F Meaning AC (Alternating Current) DC (Direct Current) Symbol J P Meaning Earth ground AC and dc current. T Double insulated ~ Do not dispose of Danger. X Hazardous voltage P Conforms to European Union directives.
Important information. Go to relevant North American Safety Standards. Low battery when shown. W Risk of this product as unsorted municipal waste. B Battery. Remote Display True-rms Clamp Meter Safety Information Table 1. See Manual. ) Conforms to Fluke's website for recycling information. 5 Symbols Symbol B F Meaning AC (Alternating Current) DC (Direct Current) Symbol J P Meaning Earth ground AC and dc current. T Double insulated ~ Do not dispose of Danger. X Hazardous voltage P Conforms to European Union directives.
Fluke 381 Users Manual
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... withstanding use in a particular installation. Remote Display True-rms Clamp Meter Radio Frequency Data Radio Frequency Data Note Changes or modifications to the wireless 2.4 GHz radio not expressly approved by the general public. The Meter was tested and found to comply with Part 15 of the... FCC Rules. This device must accept any interference, including interference that interference will not occur in commercial, business and industrial environments. This device complies with the limits for operation by Fluke ...
... withstanding use in a particular installation. Remote Display True-rms Clamp Meter Radio Frequency Data Radio Frequency Data Note Changes or modifications to the wireless 2.4 GHz radio not expressly approved by the general public. The Meter was tested and found to comply with Part 15 of the... FCC Rules. This device must accept any interference, including interference that interference will not occur in commercial, business and industrial environments. This device complies with the limits for operation by Fluke ...
Fluke 381 Users Manual
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Remote Display ghn10.eps 9 There is broken. To detach the display from each other before the radio signal connection is a radio connection when shows in the display. Remote Display True-rms Clamp Meter Features The Meter base and display can change with the obstacles between the Meter base and display. This distance can be a maximum of 10 meters from the Meter base, see Figure 1. 1 2 Figure 1.
Remote Display ghn10.eps 9 There is broken. To detach the display from each other before the radio signal connection is a radio connection when shows in the display. Remote Display True-rms Clamp Meter Features The Meter base and display can change with the obstacles between the Meter base and display. This distance can be a maximum of 10 meters from the Meter base, see Figure 1. 1 2 Figure 1.
Fluke 381 Users Manual
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... over an extended time. DC Current Zero Push to toggle between min and max readings. Remote Display True-rms Clamp Meter Features Backlight Push to toggle the Backlight on the Meter. To disable the Backlight Auto Off feature, hold for 2 seconds. Display Hold To capture and hold the present display...
... over an extended time. DC Current Zero Push to toggle between min and max readings. Remote Display True-rms Clamp Meter Features Backlight Push to toggle the Backlight on the Meter. To disable the Backlight Auto Off feature, hold for 2 seconds. Display Hold To capture and hold the present display...
Fluke 381 Users Manual
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Also used to shift and corresponds to enter inrush mode. Inrush button: push to the yellow items on the Rotary Function Switch. Push a second time to meet accuracy specifications, the conductor must be aligned with these marks. Remote Display True-rms Clamp Meter Features Item J K L M N O P Description Zero/Shift button: removes dc offset from dc current measurements. Integration time is 100 ms. Jaw release Alignment marks: to exit inrush mode. Common terminal Volts/Ohm input terminal Flexible Current Probe input terminal 15
Also used to shift and corresponds to enter inrush mode. Inrush button: push to the yellow items on the Rotary Function Switch. Push a second time to meet accuracy specifications, the conductor must be aligned with these marks. Remote Display True-rms Clamp Meter Features Item J K L M N O P Description Zero/Shift button: removes dc offset from dc current measurements. Integration time is 100 ms. Jaw release Alignment marks: to exit inrush mode. Common terminal Volts/Ohm input terminal Flexible Current Probe input terminal 15
Fluke 381 Users Manual
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Display 4 5 6 7 ghn01.eps 17 Remote Display True-rms Clamp Meter Features Display To view all segments on the display at once, push H while turning the Meter on. See Figure 3 and Table 4. 15 14 13 12 11 10 1 2 3 9 8 Figure 3.
Display 4 5 6 7 ghn01.eps 17 Remote Display True-rms Clamp Meter Features Display To view all segments on the display at once, push H while turning the Meter on. See Figure 3 and Table 4. 15 14 13 12 11 10 1 2 3 9 8 Figure 3.
Fluke 381 Users Manual
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...; Keep fingers behind Tactile Barrier. Remote Display True-rms Clamp Meter Measurements Measurements Note Prior to ensure correct readings. Note When measuring current, center the conductor in the dc current measurement Rotary Function Switch position. 19 ...
...; Keep fingers behind Tactile Barrier. Remote Display True-rms Clamp Meter Measurements Measurements Note Prior to ensure correct readings. Note When measuring current, center the conductor in the dc current measurement Rotary Function Switch position. 19 ...
Fluke 381 Users Manual
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Current Measurement with Jaw ghn04.eps 21 CAT 1000 V CAT 600 V 1000 A Remote Display True-rms Clamp Meter Measurements 6C01A0C0TV0A0TV 381 TRRMEMS OCTLEAMDPISPMLEATYER iFlex 1000 A Figure 4.
Current Measurement with Jaw ghn04.eps 21 CAT 1000 V CAT 600 V 1000 A Remote Display True-rms Clamp Meter Measurements 6C01A0C0TV0A0TV 381 TRRMEMS OCTLEAMDPISPMLEATYER iFlex 1000 A Figure 4.
Fluke 381 Users Manual
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... the Flexible Current Probe does not perform as expected: 1. D 3. Turn the Rotary Function Switch to the desired test points of the Meter is connected and closed correctly or for any damage. See Figure 6. 3. Connect the black test lead to the COM terminal and the ...A, the center dot in the correct position ( ). View the reading on the Meter display. Inspect the cable between the Flexible Current Probe and the Meter for any damage. Remote Display True-rms Clamp Meter Measurements Note When the measured current is present, the coupling system will not close properly...
... the Flexible Current Probe does not perform as expected: 1. D 3. Turn the Rotary Function Switch to the desired test points of the Meter is connected and closed correctly or for any damage. See Figure 6. 3. Connect the black test lead to the COM terminal and the ...A, the center dot in the correct position ( ). View the reading on the Meter display. Inspect the cable between the Flexible Current Probe and the Meter for any damage. Remote Display True-rms Clamp Meter Measurements Note When the measured current is present, the coupling system will not close properly...
Fluke 381 Users Manual
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... screw on . 29 To replace the batteries in the Meter body, see Figure 8: 1. Remove the batteries. 5. Turn the Meter off. 2. Slide the battery door back into place. 7. Dock the Display Module with the Meter base and turn the Meter on the Meter base, and remove the door from the case bottom..... 6. With your thumb, push down and slide the door towards you to the case bottom and tighten the screw. Remote Display True-rms Clamp Meter Maintenance Battery Replacement To replace the batteries in the display module, see Figure 8: 1. On the bottom of the display module, there is a...
... screw on . 29 To replace the batteries in the Meter body, see Figure 8: 1. Remove the batteries. 5. Turn the Meter off. 2. Slide the battery door back into place. 7. Dock the Display Module with the Meter base and turn the Meter on the Meter base, and remove the door from the case bottom..... 6. With your thumb, push down and slide the door towards you to the case bottom and tighten the screw. Remote Display True-rms Clamp Meter Maintenance Battery Replacement To replace the batteries in the display module, see Figure 8: 1. On the bottom of the display module, there is a...
Fluke 381 Users Manual
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Remote Display True-rms Clamp Meter User-Replaceable Parts User-Replaceable Parts Table 5. Meter Base 1 3766406 Fluke 381 Remote Display 1 3766445 Soft Case 1 3752973 User Manual 1 3538357 31 Display Module 1 3625529 Battery Door - Fluke Part Number Battery, AAA 1.5 V 5 2838018 Battery Door - User-Replaceable Parts Description Qty.
Remote Display True-rms Clamp Meter User-Replaceable Parts User-Replaceable Parts Table 5. Meter Base 1 3766406 Fluke 381 Remote Display 1 3766445 Soft Case 1 3752973 User Manual 1 3538357 31 Display Module 1 3625529 Battery Door - Fluke Part Number Battery, AAA 1.5 V 5 2838018 Battery Door - User-Replaceable Parts Description Qty.
Fluke 381 Users Manual
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Remote Display True-rms Clamp Meter Specifications AC Current via Flexible Current Probe Range 999.9 A / 2500 A (45 Hz - 500 Hz) Resolution 0.1 A / 1 A Accuracy 3 % ±5 digits Crest Factor (50/60Hz 3.0 at 1100 A 2.5 at 1400 A 1.42 at 2500 A Add 2 % for C.F. > 2 33
Remote Display True-rms Clamp Meter Specifications AC Current via Flexible Current Probe Range 999.9 A / 2500 A (45 Hz - 500 Hz) Resolution 0.1 A / 1 A Accuracy 3 % ±5 digits Crest Factor (50/60Hz 3.0 at 1100 A 2.5 at 1400 A 1.42 at 2500 A Add 2 % for C.F. > 2 33
Fluke 381 Users Manual
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Remote Display True-rms Clamp Meter Specifications Distance from Optimum A i2500-10 Flex 0.5 in (12.7 mm) i2500-18 Flex 1.4 in (35.6 mm) Error ± 0.5 % B 0.8 in (20.3 mm) 2.0 in (50.8 mm) ± 1.0 % C 1.4 ...
Remote Display True-rms Clamp Meter Specifications Distance from Optimum A i2500-10 Flex 0.5 in (12.7 mm) i2500-18 Flex 1.4 in (35.6 mm) Error ± 0.5 % B 0.8 in (20.3 mm) 2.0 in (50.8 mm) ± 1.0 % C 1.4 ...
Fluke 381 Users Manual
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Remote Display True-rms Clamp Meter Specifications Frequency via Flexible Current Probe Range 5.0 to 500.0 Hz Resolution 0.1 Hz Accuracy 0.5 % ± 5 digits Trigger Level 5 to 20 Hz, ≥ 25 A 20 to 100 Hz, ≥ 20 A 100 to 500 Hz, ≥ 25 A Resistance Range 600 Ω/6 kΩ/60 kΩ Resolution 0.1 Ω/1 Ω/10 Ω Accuracy 1 % ± 5 digits Mechanical Specifications Size (L x W x H 277 mm *88 mm * 43 mm (55 mm for remote unit) Weight 350 g Jaw Opening 34 mm Flexible Current Probe Diameter 7.5 mm 37
Remote Display True-rms Clamp Meter Specifications Frequency via Flexible Current Probe Range 5.0 to 500.0 Hz Resolution 0.1 Hz Accuracy 0.5 % ± 5 digits Trigger Level 5 to 20 Hz, ≥ 25 A 20 to 100 Hz, ≥ 20 A 100 to 500 Hz, ≥ 25 A Resistance Range 600 Ω/6 kΩ/60 kΩ Resolution 0.1 Ω/1 Ω/10 Ω Accuracy 1 % ± 5 digits Mechanical Specifications Size (L x W x H 277 mm *88 mm * 43 mm (55 mm for remote unit) Weight 350 g Jaw Opening 34 mm Flexible Current Probe Diameter 7.5 mm 37
Fluke 381 Users Manual
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Remote Display True-rms Clamp Meter Specifications RSS-210 IC: 6627A-F381 Temperature Coefficients Add 0.1 x specified accuracy for each degree C above 28 °C or below 18 °C Wireless Frequency 2.4 GHz ISM Band 10 meter range Safety Compliance ANSI/ISA S82.02.01:2004 CAN/CSA-C22.2 No. 61010-1-04 IEC/EN 61010-1:2001 to 1000V CAT III, 600V CAT IV. Double Insulation Clearance Per IEC 61010-2-032 Double Insulation Creepage Per IEC 61010-1 Agency Approvals P, ), ;, ® 39
Remote Display True-rms Clamp Meter Specifications RSS-210 IC: 6627A-F381 Temperature Coefficients Add 0.1 x specified accuracy for each degree C above 28 °C or below 18 °C Wireless Frequency 2.4 GHz ISM Band 10 meter range Safety Compliance ANSI/ISA S82.02.01:2004 CAN/CSA-C22.2 No. 61010-1-04 IEC/EN 61010-1:2001 to 1000V CAT III, 600V CAT IV. Double Insulation Clearance Per IEC 61010-2-032 Double Insulation Creepage Per IEC 61010-1 Agency Approvals P, ), ;, ® 39
