Fluke 381 Support Question
Fluke 381 Support Question
Find answers below for this question about Fluke 381.Need a Fluke 381 manual? We have 2 online manuals for this item!
Question posted by tacevedo1018 on March 10th, 2021
Fluke 381 Red Triangle
My fluke 381 stopped working it has new batteries but only the red triangle lights up
Current Answers
Answer #1: Posted by techyagent on March 11th, 2021 5:29 AM
techyagent
Member since:
June 17th, 2014 Points: 4,799,790
Member since:
June 17th, 2014 Points: 4,799,790
open up the multimeter check for any possible burnt electronics components inside,
e.g. smd resistors, transistors, etc.
it would be great if you can share some pictures of the circuit internals.
https://www.ifixit.com/Answers/View/409398/Multimeter+not+working+after+high+voltage+incident
Thanks
Techygirl
Related Fluke 381 Manual Pages
Fluke 381 Clamp Meter Product Datasheet - Page 1
...; Integrated low pass filter and state 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 a clamp meter, and then lets you remove the display for use in noisy electrical environments while providing stable readings
Fluke 381 Clamp Meter Product Datasheet - Page 2
...,000 Ω 500 Hz
Resolution 0.1 A 0.1 A 0.1 A 0.1 V 0.1 V 0.1 Ω 0.1 Hz
•
Accuracy 2 % ± 5 digits 3 % ± 5 digits 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 - Page 1
All rights reserved. Specifications are trademarks of their respective companies. All product names are subject to change without notice. 381
Remote Display True-rms
Clamp Meter
Users Manual
PN 3538357 July 2010 © 2010 Fluke Corporation. Printed in China.
Fluke 381 Users Manual - Page 4
381 Users Manual
Display...17 Measurements...19
AC and DC Current (Jaw 19 AC Current (Flexible Current Probe... Measurement (Jaw and Flexible Current Probe 28 Maintenance...28 Cleaning the Meter and Flexible Current Probe 28 Battery Replacement 29 User-Replaceable Parts 31 Specifications ...32 Electrical Specifications 32 Mechanical Specifications 37 Environmental Specifications 38
ii
Fluke 381 Users Manual - Page 5
...) and larger cables that has a remote-display module and detachable iFlex (Flexible Current Probe). Introduction
XWWarning
Read "Safety Information" before you use the Meter. The Fluke 381 is a handheld, battery-operated Clamp Meter (the Meter) that traditional jawed meters cannot measure.
Fluke 381 Users Manual - Page 6
...
Meter can be compromised. • Examine the case before the battery door is closed and latched before operating the Meter. • Remove the test leads from the Meter before you use the Meter. To register your product, visit http://register.fluke.com. 381 Users Manual
• Singapore: +65-738-5655 • Anywhere in...
Fluke 381 Users Manual - Page 8
... local and national safety codes. De- energize the installation under test: • Use the proper jacks, function, and range for the measurement application.
4 381 Users Manual
• Use extreme caution when working around or remove from HAZARDOUS
LIVE conductors. • Take special care during fitting and removal of the Flexible Current Probe.
Fluke 381 Users Manual - Page 10
... (CAT) and voltage rating of any combination of test probe, test probe accessory, current clamp accessory, and the Meter is permitted.
CAT IV
IEC Measurement Category IV
CAT IV...and lighting systems in fixed-equipment installations, such as an electricity Meter or an overhead or underground utility service.
®
Examined and licensed by TÜV Product Services.
;
381 Users ...
Fluke 381 Users Manual - Page 12
...Meter uses low-power 802.15.4 wireless technology to let the display module operate in detail. 381 Users Manual
off and on, the user is encouraged to try to correct the interference by one... display module can be synchronized with a Meter base when it is off, remove the batteries from the Meter base and display module. See Figure 2 and Table 2. The display module is synchronized...
Fluke 381 Users Manual - Page 14
... or Rotary Function Switch operation for 20 minutes. Flexible Current Probe
XWWarning
To avoid electrical shock, do not apply or remove from live hazardous conductors. 381 Users Manual
Hazardous Voltage Indicator When the Meter senses a voltage ±30 V or a voltage overload (OL), Y is shown on the display and the...
Fluke 381 Users Manual - Page 16
... The Meter uses two low battery symbols: Band Q. When B appears, the batteries in the display.
12 381 Users Manual
Inrush Inrush Current is surge current that occurs when an electrical device is displayed, the batteries for the removable display should be changed ....such an event. Current spikes from motor drives are not affected by low batteries in the Meter base should be changed . Low...
Fluke 381 Users Manual - Page 18
This function works in current, voltage, and frequency modes.
14 The Backlight stays on and off . Min Max button: when first pushed, the Meter shows maximum input.... With subsequent pushes, the minimum and the average inputs are shown. Meter Features
Description
Current sensing Jaw
Tactile Barrier
Rotary Function Switch, see Table 3. 381 Users Manual
Item A B C D E F G
H
I
Table 2.
Fluke 381 Users Manual - Page 20
Push Z to shift to frequency.
16 DC current
AC current and frequency measurement using the Flexible Current Probe.
381 Users Manual
Switch Position
OFF K L
K A
C
D
Table 3. Rotary Function Switch
Meter is powered down AC voltage DC voltage
Function
Resistance and continuity
AC current. Push Z to shift to frequency.
Fluke 381 Users Manual - Page 22
... voltage is taken at the Jaw. Min, Max, or Avg reading is being shown.
RF signal is being sent to remote display.
Measurement is present. 381 Users Manual
Item A B
Table 4. Min Max mode is taken at the Flexible Current Probe. Display
Description
Item
Inrush is active
H
Hold is active
I
C
Volts
J
D
Amps...
Fluke 381 Users Manual - Page 24
... and insert the conductor into the clamp at a time. If measuring dc, wait for the display to stabilize and then push Z to the proper function. 381 Users Manual
Note Before zeroing the Meter, make sure the Jaws are closed and there is < 0.5 A, the center dot in the display icon X will be...
Fluke 381 Users Manual - Page 25
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 - Page 26
381 Users Manual
AC Current (Flexible Current Probe) XW Warning
To prevent possible electrical shock or personal injury:
Do not apply the Flexible Current Probe around ...
Fluke 381 Users Manual - Page 30
381 Users Manual
Resistance/Continuity ... used for the measurement. 2. Connect the black test lead to the COM terminal and the red test lead to K.
2. With the device under test. The inrush current (spike) is being... Meter can capture the initial inrush current when starting a device such as a motor or light ballast. Push E on the device under test off, turn the Meter Rotary Function Switch...
Fluke 381 Users Manual - Page 35
User-Replaceable Parts
Description
Qty. 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 - Meter Base
1
3766406
Fluke 381 Remote Display
1
3766445
Soft Case
1
3752973
User Manual
1
3538357
31
Fluke 381 Users Manual - Page 42
381 Users Manual
Flexible Current Probe Cable Length (head to electronics connector 1.8 m Environmental Specifications Operating Temperature 10 °C to +50 °C Storage Temperature 40 °C to +60 °C Operating Humidity Non condensing (< 10 °C)
≤ 90 % ...
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