42Equipment Required For Calibration

The primary source instrument used in the calibration procedures is the Fluke 5500A. If a 5500A is not available, you can substitute another calibrator as long as it meets the minimum test requirements. Fluke 5500A Multi Product Calibrator, including 5500A-SC Oscilloscope Calibration Option. Stackable Test Leads (4x), supplied with the 5500A. 50Q Coax Cables (2x), Fluke PM9091 or PM9092. 50Q feed through terminations (2x), Fluke PM9585. Fluke BB120 Shielded Banana to Female BNC adapters (2x),...

3511 Input A and B AC Input Coupling Test

Proceed as follows to test the Input A and B AC coupled input lower transition point 1. Connect the test tool to the 5500A as for the previous test (see Figure 3-5). 2. Select the following test tool setup Use the setup of the previous step (AUTO time base, traces at vertical center). Using mi I_I select 200 mV div for Input A and B (500 mV range). Fluke 123 124 press H IS to open the SCOPE INPUTS menu, and choose INPUT A AC NORMAL INPUT B AC NORMAL. Fluke 123 124 press H IS to open the SCOPE...

27 Miscellaneous

Waveform display Vertical Horizontal Internal Battery Pack BP120MH Battery Power Operating Time Allowable ambient temperature during charging 72 x 72 mm (2.83 x 2.83 in) 240 x 240 pixels 8 divisions of 20 pixels 9.6 divisions of 25 pixels via Power Adapter PM8907 10 to 21V DC 5W typical 5 mm jack 6 hours with bright backlight 6.5 hours with dimmed backlight 7 hours with test tool off 60 hours with test tool on Number of Screen + Setup Memories Fluke 123 Fluke 124 Number of Data Set memories...

55Reassembling the Test Tool

Reassembling the test tool is the reverse of disassembly. However you must follow special precautions when reassembling the test tool. Refer also to figure 5-1. The first shipped units are provided with a yellow tube on the two notches with the screw inserts at the top in the top case,. The reason for this is that the display assembly in these units is smaller than in the later units. All display assemblies supplied as spare part are of the latest type, and do not need the yellow tubes in the...

34Display and Backlight Test

Proceed as follows to test the display and the backlight 1. Press LJ to turn the Test tool on. 2. Fluke 123 press I J and verify that the backlight is dimmed. Then select maximum backlight brightness again. Fluke 124 125 press , then press . Verify that the test tool can be switched between dimmed backlight and maximum brightness with the 00 keys. During the tests, use maximum brightness for the best visibility. 3. Remove the adapter power, and verify that the backlight is dimmed. 4. Apply the...

3513 Input A and B Phase Measurements Test

Connect the test tool to the 5500A as for the previous test see Figure 3-5 . 2. Select the following test tool setup Press 1 1 to select auto ranging AUTO in top of display . Press dt to open the INPUT A MEASUREMENTS menu, and choose MEASURE on A PHASE Press S to open the INPUT B MEASUREMENTS menu, and choose INPUT B ON MEASURE on B PHASE Using B 1_I select 1V div for input A and B. 3. Set the 5500A to source a sine wave, to the first test point in Table 3-6 NORMAL output, WAVE sine . Set...

5

Fluke 123 Inside

Referring to Figure 5-1, use the following procedure to remove the main PCA unit. 1. Open the test tool see Section 5.2.4 . 2. Disconnect the LCD flex cable, and the keypad foil flat cable, see Figure 5-2. Unlock the cables by lifting the connector latch. The latch remains attached to the connector body. The keypad foil is provided with a shielding flap that covers the LCD flat cable. The end of the flap is put under the main PCA unit shielding plate, and can be easily pulled out. To avoid...

412Calibration number and date

When storing valid calibration data in FlashROM after performing the calibration adjustment procedure, the calibration date is set to the actual test tool date, and calibration number is raised by one. To display the calibration date and - number 1. Press LH to open the USER OPTIONS menu. 2. Press to show the VERSION amp CALIBRATION screen see Figure 4.1 . 3. Press 1 1 to return to normal mode. SOFTWARE UERSION U02.00 CALIBRATION NUMBER CALIBRATION DATE 02 19 2007 BATTERV REFRESH BATE 02 19...

4610 Capacitance Gain

Proceed as follows to do the Capacitance Gain calibration 1. Press to select calibration adjustment step Cap. Gain CL 0960 IDLE 2. Connect the test tool to the 5500A as shown in Figure 4-9 Section 4.6.8 . 4. Set the 5500A to operate OPR . 6. Wait until the display shows Cap. Gain CL 0960 READY. 7. Continue at Section 4.7 to save the calibration data.

467 Gain

Proceed as follows to do the Gain Ohm calibration 1. Press to select calibration adjustment step Gain Ohm CL 0860 IDLE 2. Connect the UUT to the 5500A as shown in Figure 4-8. Notice that the sense leads must be connected directly to the test tool. 3. Set the 5500A to the first test point in Table 4-4. Use the 5500A COMP 2 wire mode for the calibration adjustments up to and including 100 kq. For the higher values, the 5500A will turn off the COMP 2 wire mode. 4. Set the 5500A to operate OPR . 5....

3

Scoop Autotechniek Fluke 123

Test Tool Input A-B to 5500A Normal Output for gt 300V Figure 3-8. Test Tool Input A-B to 5500A Normal Output for gt 300V 2. Select the following test tool setup Press I 1 to select auto ranging AUTO in top of display . Do not press tHiiLl anymore Press H to open the INPUT A MEASUREMENTS menu, and choose Press to open the INPUT A MEASUREMENTS menu, and choose MEASURE on A Vdc Vdc becomes main reading, Vac secondary reading Press H to open the INPUT B MEASUREMENTS menu, and choose...

43Starting Calibration Adjustment

Follow the steps below to start calibration adjustments. 1. Power the test tool via the power adapter input, using the PM8907 power adapter. 2. Check the actual test tool date, and adjust the date if necessary Press to open the USER OPTIONS menu Using OO select DATE ADJUST press to open the DATE ADJUST menu adjust the date if necessary. 3. Select the Maintenance mode. The Calibration Adjustment Procedure uses built-in calibration setups, that can be accessed in the Maintenance mode. To enter...

54Reassembling the Main PCA Unit

Reassembling the main PCA is the reverse of disassembly. However you must follow special precautions when reassembling the main PCA unit. 1. Ensure the input banana jacks have the rubber sealing ring in place Input A, B item 9, COM input item 10, see Figure 5-3 . 2. Do not forget to install the power connector insulator item 3 and the LED holder item 6 . 3. Notice the correct position of the shielding box, main PCA notice the shielding plates on the PCA , and shielding plate, as shown in Figure...

53 Disassembling the Main PCA Unit

Referring to Figure 5-3, use the following procedure disassemble the main PCA unit. 1. Remove the M2.5 Torx screws items 1 and 8 that secure the main shielding plate item 7 to the main PCA shielding box item 5 . 2. Pull the shielding plate away from the input banana jacks as you rotate the far end upwards, and then remove it. 3. Remove the power input insulator item 3 , and the LED guide piece item 6 . 4. Remove the M2.5.Torx screws item 2 that secure the PCA to the shielding box. 5. Lift the...

11Introduction to Service Manual

The Fluke 123, 124, 125 Industrial Scopemeters hereafter referred to as 'test tool' offers an extensive and powerful set of measurement capabilities. This Service Manual provides the information necessary to maintain the test tool at customer level. The following information is presented in this Service Manual Chapter 1. Introduction and safety Instructions. Read carefully before using or servicing the test tool. Chapter 2. Characteristics. A complete set of detailed specifications. Chapter 3....

32 Equipment Required For Verification

The primary source instrument used in the verification procedures is the Fluke 5500A. If a 5500A is not available, you can substitute another calibrator as long as it meets the minimum test requirements. Fluke 5500A Multi Product Calibrator, including 5500A-SC Oscilloscope Calibration Option. Stackable Test Leads 4x , supplied with the 5500A. 50Q Coax Cables 2x , Fluke PM9091 1.5m or PM9092 0.5m . 50Q feed through terminations 2x , Fluke PM9585. Fluke BB120 Shielded Banana to Female BNC...

64 Final Assembly Parts

Keyboard Foil For Fluke Oscilloscope

See Table 6-1 and Figure 6-1 for the Final Assembly parts. Main PCA unit for Fluke 123 124 or 125. The Main PCA in this Analyzer is only available to Fluke Service Centers due to the programming that is necessary after installation. The Test Tool contains a Rechargeable Ni-MH battery. Do not mix with the solid wastestream. Spent batteries should be disposed of by a qualified recycler or hazardous materials handler. Figure 6-1. Fluke 123 124 125 Final Assembly Figure 6-1. Fluke 123 124 125 Final...

224 Advanced Scope Functions

Normal Captures up to 40 ns glitches and displays analog-like persistence Smooth Suppresses noise from a waveform. Envelope Records and displays the minimum and maximum of waveforms Continuous fully automatic adjustment of amplitude, time base, trigger levels, trigger gap, and hold-off. Manual override by user adjustment of amplitude, time base, or trigger level.

Limited Warranty Limitation of Liability

Each Fluke product is warranted to be free from defects in material and workmanship under normal use and service. The warranty period is three years for the Analyzer and one year for its accessories. The warranty period begins on the date of shipment. Parts, product repairs and services are warranted for 90 days. This warranty extends only to the original buyer or end-user customer of a Fluke authorized reseller, and does not apply to fuses, disposable batteries or to any product which, in...