Question regarding a FLuke A meter display. «on: January 28, , 04 am». So I’ve gotten into restoring “vintage” DMMs from Ebay. I’ve gotten. Download FLUKE A IM.V4 SERVICE MANUAL service manual & repair info for electronics experts. Hi guys. I managed to buy a Fluke A for £1, knowing that it wasn’t working. The selection switches were broken bar one, and they were.
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Chicago, Illinois Centrelab Electronics Div. Keep in mind, however, that a malfunction within one functional area may affect the operation of another.
Fluke A Digital Multimeter – Imagine41
The A display should flhke within the limits shown. Unsolder and replace the defective LED. Select the AUTO pushbutton. High voltage applied to the protection circuit is enough to make appreciable reverse current to flow through Q Compare the current DVM reading with that recorded in step 3. Reference Designation or Item Number e.
Select the 2 kfl range. This allows access to the components on the various printed circuit boards. The clock oscillator pulse count, accumulated during the read period, is applied to the Flkke display to produce the digital readout of the instrument input signal.
This list presumes an availability of common electronic parts at the maintenance site. Dallas, Texas Solitron Devices Inc. Adjust the 1 kO cal R13 for an A dis- play of 1. BoxMountlake Terrace, Washington, The measurement cycle starts with the INT integrate signal output at Ull pin A dc output generated by the AC Converter will cause the multimeter display to indicate some value of ac voltage, in the two highest ranges, when a short is placed across the input terminals.
In my opinion it is in very solid physical condition with no major damages to describe. It should be The current to be applied to the knowm and unknown resistance is supplied by a constant current flukf consisting of a voltage regulator, Q21 and Qland a current regulator, Q2 and CR2. Fluke F15B Digital Multimeter Adjust R35 for a scope trace of 0V dc.
In the case of optional subassemblies, plug-ins, etc, that are not always part of the instrument, or are deviations from the basic instrument mode, the REC QTY column lists the recommended quantity of the item in that particular assembly.
Please reference the model number A when requesting a new shipping container. California Replaced by Motorola Inc. Assembly Name Fluke Part No. Flukf observation of the control signals on the pins of Ull or logic control gates U13, U14, and U15 the oscilloscope return can be connected to TP8, the volt supply. When an Ohms Converter Option is installed, the A is capable of making two- or four- terminal resistance measurements.
Remove the 88 1 0A from its case; then remove the top guard cover. NOTE Do not perform this procedure as part of the normal calibration routine. When an unknown resistance is connected between these terminals an I-R drop is created across the resistor.
Fluke 8810A Digital Multimeter
Cincinnati, Ohio Gordo’s Corp. However, adjust only R40 and R Use static ground straps to discharge repair personnel. The recommended test equipment for troubleshooting is listed in Table The input lead and terminal-link configura- tion illustrated in Figure A is for unguarded measure- ments; the most commonly used method.
Options and Accessories Filter will be reduced by the value of the feed-back flukw stored in Cl 8.
Fluke A Angle Position Indicator w/On- Board Ref.,Progrmable FLV $ For Rent | Transcat
Nov 27, 1. Co Brooklyn, F,uke York Snelgrove. Use the following procedure to calibrate the Ohms Converter. Measurement and Controls Div. RG is then inhibited by Ull and the clocking of data ceases. Use the following procedure to install the Ohms Converter: Third, the display indicates that some value of offset is being added to all inputs.
A 1 MHz crystal Yl provides the base frequency from which the timing control signals are produced. The scope should display the waveform shown in Figure This item may be a floor model or store return that has been used. Box Horreya Hehopoiis.
If your instrument contains one or more of these options they may be calibrated in any sequence following the previous Calibration Adjustments procedure. Lift the Front Panel away from the main portion of the instrument. Remove the 88 1 0A from its plastic outer case.
The display must read