Fluke 381 Clamp Meter Product Datasheet
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clamp the Fluke 381 around a conductor, remove the display and walk across the room to measure awkward sized conductors and improved wire access • CAT IV 600V, CAT III 1000 V safety rating • ...the point of the art signal processing allows for even more flexibility. 381 Remote Display True-rms AC/DC Clamp Meter with iFlex™ The first clamp meter with a detachable, remote display for easier, faster, safer measurements Technical Data The new Fluke 381 does everything you remove the display for use in noisy electrical environments while providing stable readings Now one ...
clamp the Fluke 381 around a conductor, remove the display and walk across the room to measure awkward sized conductors and improved wire access • CAT IV 600V, CAT III 1000 V safety rating • ...the point of the art signal processing allows for even more flexibility. 381 Remote Display True-rms AC/DC Clamp Meter with iFlex™ The first clamp meter with a detachable, remote display for easier, faster, safer measurements Technical Data The new Fluke 381 does everything you remove the display for use in noisy electrical environments while providing stable readings Now one ...
Fluke 381 Clamp Meter Product Datasheet
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...need 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™
...need 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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All product names are subject to change without notice. All rights reserved. Specifications are trademarks of their respective companies. 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. All rights reserved. Specifications are trademarks of their respective companies. Printed in China. 381 Remote Display True-rms Clamp Meter Users Manual PN 3538357 July 2010 © 2010 Fluke Corporation.
Fluke 381 Users Manual
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...-443-5853) • Calibration/Repair USA: 1-888-99-FLUKE (1-888-993-5853) • Canada: 1-800-36-FLUKE (1-800-363-5853) • Europe: +31 402-675-200 • Japan: +81-3-3434-0181 1 The Fluke 381 is a handheld, battery-operated Clamp Meter (the Meter) that traditional jawed meters cannot measure. The Remote Display can be easily read away from the measurement source...
...-443-5853) • Calibration/Repair USA: 1-888-99-FLUKE (1-888-993-5853) • Canada: 1-800-36-FLUKE (1-800-363-5853) • Europe: +31 402-675-200 • Japan: +81-3-3434-0181 1 The Fluke 381 is a handheld, battery-operated Clamp Meter (the Meter) that traditional jawed meters cannot measure. The Remote Display can be easily read away from the measurement source...
Fluke 381 Users Manual
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... damp or wet environments. • Use only type AAA batteries, properly installed in an emergency. 3 When disconnecting test leads, disconnect the live test lead. Remote Display True-rms Clamp Meter Safety Information • Examine the test leads for damaged insulation or exposed metal. Such voltages pose a shock hazard. • Do not apply more than...
... damp or wet environments. • Use only type AAA batteries, properly installed in an emergency. 3 When disconnecting test leads, disconnect the live test lead. Remote Display True-rms Clamp Meter Safety Information • Examine the test leads for damaged insulation or exposed metal. Such voltages pose a shock hazard. • Do not apply more than...
Fluke 381 Users Manual
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T Double insulated ~ Do not dispose of Danger. Go to European Union directives. X Hazardous voltage P 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. B Battery. Low battery when shown. Important information. See Manual. ) Conforms to relevant North American Safety Standards. W Risk of this product as unsorted municipal waste. Remote Display True-rms Clamp Meter Safety Information Table 1.
T Double insulated ~ Do not dispose of Danger. Go to European Union directives. X Hazardous voltage P 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. B Battery. Low battery when shown. Important information. See Manual. ) Conforms to relevant North American Safety Standards. W Risk of this product as unsorted municipal waste. Remote Display True-rms Clamp Meter Safety Information Table 1.
Fluke 381 Users Manual
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...B digital device: A digital device that is no guarantee that are marketed for operation by turning the equipment 7 The Meter was tested and found to comply with the limits for operation in a residential environment not withstanding use in a residential ...frequency energy and, if not installed and used 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 Fluke Corporation could void the user's authority to , personal computers, calculators, and...
...B digital device: A digital device that is no guarantee that are marketed for operation by turning the equipment 7 The Meter was tested and found to comply with the limits for operation in a residential environment not withstanding use in a residential ...frequency energy and, if not installed and used 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 Fluke Corporation could void the user's authority to , personal computers, calculators, and...
Fluke 381 Users Manual
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Remote Display ghn10.eps 9 This distance can be a maximum of 10 meters from the Meter base, see Figure 1. 1 2 Figure 1. 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.
Remote Display ghn10.eps 9 This distance can be a maximum of 10 meters from the Meter base, see Figure 1. 1 2 Figure 1. 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.
Fluke 381 Users Manual
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Push to enter Min Max Avg mode, push again to display the average reading. To exit Min Max Avg mode, push and hold down while turning on and off after 2 minutes. Push a third time to ... max readings. To disable the Backlight Auto Off feature, hold for 2 seconds. DC Current Zero Push to toggle the Backlight on the Meter. Remote Display True-rms Clamp Meter Features Backlight Push to remove any dc offset that could affect the accuracy of a given output signal over an extended time. MIN MAX...
Push to enter Min Max Avg mode, push again to display the average reading. To exit Min Max Avg mode, push and hold down while turning on and off after 2 minutes. Push a third time to ... max readings. To disable the Backlight Auto Off feature, hold for 2 seconds. DC Current Zero Push to toggle the Backlight on the Meter. Remote Display True-rms Clamp Meter Features Backlight Push to remove any dc offset that could affect the accuracy of a given output signal over an extended time. MIN MAX...
Fluke 381 Users Manual
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Inrush button: push to meet accuracy specifications, the conductor must be aligned with these marks. Integration time is 100 ms. Jaw release Alignment marks: to enter inrush mode. 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. Also used to shift and corresponds to exit inrush mode. Push a second time to the yellow items on the Rotary Function Switch. Common terminal Volts/Ohm input terminal Flexible Current Probe input terminal 15
Inrush button: push to meet accuracy specifications, the conductor must be aligned with these marks. Integration time is 100 ms. Jaw release Alignment marks: to enter inrush mode. 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. Also used to shift and corresponds to exit inrush mode. Push a second time to the yellow items on the Rotary Function Switch. 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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... behind Tactile Barrier. See Figure 2 and Table 2. Note When measuring current, center the conductor in the dc current measurement Rotary Function Switch position. 19 Remote Display True-rms Clamp Meter Measurements Measurements Note Prior to ensure correct readings. AC and DC Current (Jaw) XW Warning To avoid electric shock or personal injury: • When...
... behind Tactile Barrier. See Figure 2 and Table 2. Note When measuring current, center the conductor in the dc current measurement Rotary Function Switch position. 19 Remote Display True-rms Clamp Meter Measurements Measurements Note Prior to ensure correct readings. AC and DC Current (Jaw) XW Warning To avoid electric shock or personal injury: • When...
Fluke 381 Users Manual
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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. Current Measurement with Jaw ghn04.eps 21
Fluke 381 Users Manual
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... correct position ( ). Inspect the coupling system to the desired test points of the Meter is connected and closed correctly or for any damage. Check that it is in the display icon (X) will flash on and off. Remote Display True-rms Clamp Meter Measurements Note When the measured current is present, the coupling system will not close...
... correct position ( ). Inspect the coupling system to the desired test points of the Meter is connected and closed correctly or for any damage. Check that it is in the display icon (X) will flash on and off. Remote Display True-rms Clamp Meter Measurements Note When the measured current is present, the coupling system will not close...
Fluke 381 Users Manual
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... compartment door screw on the side of the Meter, remove the display module. 3. Replace the batteries with the Meter base and turn the Meter on. 29 Using the two latches on the Meter base, and remove the door from the case bottom. 3. Turn the Meter OFF. 2. Turn the Meter off. 2. With your thumb, push down ...two new AAA batteries. 6. Slide the battery door back into place. 7. Remove the batteries. 5. Reattach the battery compartment door to open the battery compartment, 4. Remote Display True-rms Clamp Meter Maintenance Battery Replacement To replace the batteries in the...
... compartment door screw on the side of the Meter, remove the display module. 3. Replace the batteries with the Meter base and turn the Meter on. 29 Using the two latches on the Meter base, and remove the door from the case bottom. 3. Turn the Meter OFF. 2. Turn the Meter off. 2. With your thumb, push down ...two new AAA batteries. 6. Slide the battery door back into place. 7. Remove the batteries. 5. Reattach the battery compartment door to open the battery compartment, 4. Remote Display True-rms Clamp Meter Maintenance Battery Replacement To replace the batteries in the...
Fluke 381 Users Manual
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Fluke Part Number Battery, AAA 1.5 V 5 2838018 Battery Door - Display Module 1 3625529 Battery Door - User-Replaceable Parts Description Qty. Meter Base 1 3766406 Fluke 381 Remote Display 1 3766445 Soft Case 1 3752973 User Manual 1 3538357 31 Remote Display True-rms Clamp Meter User-Replaceable Parts User-Replaceable Parts Table 5.
Fluke Part Number Battery, AAA 1.5 V 5 2838018 Battery Door - Display Module 1 3625529 Battery Door - User-Replaceable Parts Description Qty. Meter Base 1 3766406 Fluke 381 Remote Display 1 3766445 Soft Case 1 3752973 User Manual 1 3538357 31 Remote Display True-rms Clamp Meter User-Replaceable Parts User-Replaceable Parts Table 5.
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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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 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.