the ut210e is 1mA +-3%
dont rule out a defective RCD,
but i had random tripping and it was condensation forming behind the washing machine on the hose and dripping onto the socket!
anyone recommend an earth leakage clamp meter ?
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here is an example of one of the many look alike ones with different names and prices . https://www.amecal.com/product-page/...tester-st-9810
it wont get used enough to warrant the prices of megger and fluke ones . it does however need to be stable and pretty accurate . i say accurate but 1 or 2ma either way is fine so long as stable readings . i am trying to see what is leaking causing nuisance trips .
here is a video , https://www.youtube.com/watch?v=YN27-eLSWtsLast edited by petehall347; 04-17-2024, 06:17 PM.Leave a comment:
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anyone recommend an earth leakage clamp meter ?
have been looking at earth leakage clamp meters and its like a minefield out there . i wondered if anyone here had bought one that actually works properly ?Tags: None
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by BaldbentleyI am repairing a Fluke 335 clamp meter. After contacting fluke it appears there is no service manual or circuit board/ component list available. I have determined that there us a faulty PNP bipolar junction transistors shown in the pictures. I am having trouble sourcing this transistor. I pulled a good one off of the board and tested it with my component analyzer but I cannot find anything that matches the specifications. Any help locating this part or a replacement would be greatly appreciated.
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by chth96I read EBOOK of Testing Electronic Component and found that
"In order to test the small blue resin coated ceramic disk capacitor which has 104 50v specification,it is possible to test this small ceramic capacitor by making use of analogue meter.
Set to times 10Kohm that has 12v output from the probe to check disorder of ceramic capacitor.
It is not uncommon that testing result of digital capacitance meter is okay,But It show shorted reading when you check it with analogue meter."
Is it really possible to test small ceramic disc capacitor with analogue...-
Channel: General Capacitor Questions & Issues
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by budmUNI-T UT210D/210E Digital Clamp Meter AC/DC Current Voltage Multimeter Temp Tester.
Is it any good? Any body has one?
https://www.ebay.com/itm/UNI-T-UT210.../303564557647?
https://www.ebay.com/itm/UNI-T-UT210.../303570930240? -
by neuronThe factory / reseller ... don't know anything about the device (Schematic, Service manual, etc)
and I need to repair this DMM - Clamp Meter.
2TY - Transistor - Q5 (Diode mode ok)
CHX ??? 5 Pins - U3
C31 ??? Burn,
Tested - V, Ohm, Diode, ÂșC ... don't see any errors
Thanks in advance for all info
Ruy... -
by jorpecHi
I want to change the scale of an analog meter, to monitor the charge of an li-ion single cell, so the needle at the end would point 4.2 volts and the 0 on the meter would point 2.5 volts or so, i tried to add diodes or a zener in series with the meter but the changes of the ambient temperature also changes the voltage value on the meter
I wonder how i can accomplish this so the meter would be precise at any temperature ?
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