DTB pocket-size digital multimeter – technical specifications, operating instructions and schematic diagram. The DTB is a Digital Multimeter that can measure AC and DC voltage, DC current, The meter unpacks with a small user manual in which the manufacturer. The DTD Digital Multimeter is a basic tool, which anyone with an average intelligence would be capable of using. This is not an auto-ranging meter, and you.
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There are still many good manuao responsible sellers on ebay. I don’t see any trace of a “printed on” fuse unless it actually blew away the corner of the PCB.
Electronics suppliers will tell me to keep the parts if I got the wrong ones. Watch list is full. I opened the device again, and I think I managed to see why it’s not working: See all condition definitions – opens in a new window or tab Thanks all for the info.
However unless you have yanked on the cables and they have pulled out of the connectors they should be okay. Loosen the screws on the back cover and open the case.
Projecta DT830B Information Sheet
Seller does not offer returns. Learn More – opens in a new window or tab Any international shipping and import charges are paid in part to Pitney Bowes Inc.
Did you see something like this? Its display is working OK. This item will be shipped through the Global Shipping Program and includes international tracking. See terms – opens in a new window or tab. Interest will be charged to your account from the purchase date if the balance is not paid in full within 6 months. If you think it is broken, throw it out. Note that it has a regular IC pad around it, so resumeably an IC of the right package could be soldered there.
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The DTB pocket-size digital multimeter
Close the case and tighten the screws completely before using the meter to avoid electrical shock hazard! Get another DMM and measure the voltage and current in the resistance, diode, and continuity modes, and the resistance in the voltage and current modes. However, when I powered it up using a newly bought 9V battery, it doesn’t seem to work. The users who voted to close gave this specific reason: I use my analog multimeter to check the fuse onboard and it seems OK.
If you think the cables are bad place it on the lowest ohms range touch the cables together you should see a manul close to zero. The overload protection in the diode test mode is V RMS.
Replacement Transformer Started by ncag Today at 7: I will contact the seller to see if he’s nice enough to refund me, or re-send me another unit. I have one such sample that burnt off in moments after purchase.
PROJECTA DTB INFORMATION SHEET Pdf Download.
It’s very difficult to damage a multimeter. Also, the flexible connector between the PCB and LCD requires compression for good contact, so pressing on parts can cause also random display patterns.
Washing machine trip the breaker Started by sew A moment ago Replies: Read the voltage value and polarity on the LCD display. Learn More – opens in a new window or tab. For additional information, see the Global Shipping Program terms and conditions – opens in a new window amnual tab.
Probably he’s wrong, I’ll change the answer. You mamual receive a Shipping Confirmation e-mail from PayPal showing shipment details. If there is no taker, the manufacturer wont dare to make things.
ct830b I guess luck was not on my side. Other offers may also be available. If the voltage to be measured is not known, set the range switch at the highest range position and then reduce it until a satisfactory resolution is obtained. That’s a trimmer pot red area.
Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag.