Witschi ANALYZER Q1 Instruction Manual Download Page 2

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Analyzer Q1

Witschi Electronic Ltd

Witschi Electronic Ltd.

Bahnhofstrasse 26

3294 Büren an der Aare
Switzerland

Phone:

+41 (0)32 - 352 05 00

Fax:

+41 (0)32 - 351 32 92

Internet: www.witschi.com
E-Mail:

[email protected]

Original Manual
Document No.

26.6410D35e

Rel. 1.2

Last modification:

August 2017

Summary of Contents for ANALYZER Q1

Page 1: ...ANALYZER Q1 INSTRUCTION MANUAL Please read before you work with the device ...

Page 2: ...chi Electronic Ltd Bahnhofstrasse 26 3294 Büren an der Aare Switzerland Phone 41 0 32 352 05 00 Fax 41 0 32 351 32 92 Internet www witschi com E Mail welcome witschi com Original Manual Document No 26 6410D35e Rel 1 2 Last modification August 2017 ...

Page 3: ...2 Measurement Sequence 13 6 3 Result Display 14 7 PULSE PARAMETERS 15 7 1 General Introduction 15 7 2 Result Display 15 8 LONG TIME RECORDING TRACE MODE 15 8 1 Result Display 15 9 MODULE SUPPLY AND CURRENT MEASUREMENT 16 9 1 Connecting the Watch 16 9 2 Current Measurement 17 9 3 Minimum Operating Voltage 18 9 4 Watch Acceleration 19 10 BATTERY TESTING 19 10 1 Connecting Points 19 10 2 Test Sequenc...

Page 4: ...th Inhibition Compensation 28 16 3 Influence of the Temperature 28 16 4 Typical Values of the Rate Deviation 28 16 5 Motor Pulse Analysis 29 16 6 End Of Life EOL Function 30 16 7 Battery Testing 31 17 SYSTEM PARAMETERS 32 17 1 Procedure 32 17 2 TYPE General 32 17 3 TYPE Interfaces PRINTER 34 17 4 TYPE Info 35 18 CONNECTION TO A PC 36 18 1 Field of Application 36 18 2 Installation 36 19 MAINTENANCE...

Page 5: ... user The facility must be used only for the aims and purposes described in this very manual and must be set up and operated as described and under the conditions herein specified The Manufacturer Witschi Electronic AG in CH 3294 BÜREN a A SWITZERLAND takes no responsibility and offers no warranty for damages that may follow from the non observance of these directives or from inappropriate handlin...

Page 6: ...ob Activates the selected function or parameter settings Long pressure on the knob Back to main menu print Key for printing the measurement log or transferring measurements to a PC Short pressure on the key Current results printed as a measurement log Long pressure on the key Screen contents printed as a graphic image start stop Key for starting and stopping a measurement Short pressure on the key...

Page 7: ...ections for the direct supply of modules or watch movements with two movable contact probes 3 2 Rear panel Rear panel I O Main switch for switching the system on off module supply Connections for test probes for testing batteries and motor coils supply of modules and movements is not possible power 9V 1 2A Connection socket for mains adapter either 230 V or 120 V PC RS232 interface with a PC print...

Page 8: ...he selected function are displayed on the lower horizontal bar and can be selected there The selected parameter has a white background and blinks The current numerical and graphical results are displayed on a white background in the result field This field also contains information or parameters depending on the selected function An information line under the result field contains information on t...

Page 9: ... 210 V to 240 V or a 120 V mains voltage from 110 V to 130 V Before connecting for the first time make sure that the voltage of the mains adapter corresponds to the voltage of your mains Only use the original Witschi mains adapter Connect the mains adapter to the appropriate socket on the rear panel of the instrument We recommend disconnecting the mains adapter from the mains during longer idle pe...

Page 10: ...ain menu and is ready to function at the end of the stabilisation period 20 s If no measurement is performed for a long time can be set in System parameters menu the instrument automatically switches to standby mode in which the display lighting is switched off The consumption of 2 W in standby mode is negligible The instrument can be woken up from the standby mode by pressing any key We recommend...

Page 11: ...cted can also be manually selected e g for batch testing A manually selected function remains active until a jump back to the main menu has occurred also when no signal is available Place the arrow on the right hand side of the display on the desired function by rotating the knob Then press the rotary knob for activating the function When a function has been selected the cursor jumps to the parame...

Page 12: ...er setting Finally press the rotary knob to confirm the setting You can then select other parameters to carry out other setting operations Please note Some parameters react immediately to any change without confirmation by pressing the rotary knob This can be used for instance for modifying the module supply voltage Back to Main Menu Use the rotary knob to select arrow Pressing the rotary knob sen...

Page 13: ...on period or a multiple thereof When the TIME parameter is set to Auto the rate is first measured with the shortest possible measurement time If the rate deviation exceeds 0 5 s d the instrument assumes it is dealing with an inhibition compensation watch The measurement time is automatically set to 60s a value that matches most of the watches with inhibition compensation If a shorter or longer inh...

Page 14: ...available the indication No Signal appears and the instrument jumps to the main menu after a while Caution If a watch is supplied from the Analyzer Q1 it is not possible to test another watch with the sensor 6 3 Result Display In Numeric mode the current results are displayed in numerical and graphical analogue form The actual rate deviation is displayed with large size characters in the upper lef...

Page 15: ...display of the End of Life function Inhibition see chapter 16 2 Pulse Width Drive Level percentage of the chopping level see chapter 16 5 The chopping level is also graphically represented as a bar diagram 8 LONG TIME RECORDING TRACE MODE When the MODE parameter is set to Trace a long time recording of the rate deviation and of the chopping level is performed as a diagram Long time recording inclu...

Page 16: ...d by approximately 1 mm To adjust the height catch hold of the rear end of the contact probes Place the red probe onto a point known to be connected to the terminal of the battery battery case The entire plate of most watches is connected to the terminal Place the black probe onto a point known to be connected to the terminal of the battery battery cover In most watches the contact spring is the m...

Page 17: ...tteries have a nominal voltage of 3 V When the VOLT parameter is selected the supply power can be adjusted with the rotary knob in the range from 0 to 3 5 V 9 2 3 Functionality of the variable Trigger Applicable for the rate and current measurement over the motor pulses b external power supply of the watch Especially for thermo compensated quartz watches or quartz movements with measuring times of...

Page 18: ...ent are only displayed when a current is flowing they are masked when there isn t any current flowing The total current and the IC current are displayed separately In addition the instantaneous consumption appears in graphical form on a logarithmic scale The instantaneous value is always measured with a 2 s measurement time value in IT2s irrespective of the selected measurement time The rate devia...

Page 19: ... acceleration For additional information kindly refer to technical information for this particular movement In accelerated mode the watch performs 16 or 32 steps per second The motion of the hands can be observed in the mirror and mechanical problems e g due to hands touching or to the change of date can be identified quickly 10 BATTERY TESTING 10 1 Connecting Points Place the side of the battery ...

Page 20: ...Q1 can record the motor current pulse as an oscillogram In addition to the pulse parameters the shape of the current pulse provides additional information on the state of the watch In particular faults can be detected in the mechanical part of the watch by comparing its measurements to those of a watch of the same type in good condition Additional information about motor pulse analysis is availabl...

Page 21: ...d its core or the coil and the plate The Resistance coil test however is also useful for testing the continuity and insulation of connections strip conductors and switches 12 2 Procedure Please note The resistance test is performed with a very low voltage to avoid damaging the watch because of a wrong connection It is necessary to remove the battery from the watch to perform any resistance test Se...

Page 22: ... insulation between coil and plate the instrument should display open or a value greater than 1 MΩ 13 TEST OF STEP MOTORS WITH THE SIGNAL GENERATOR 13 1 Field of Application The step motor and the mechanical part of a quartz analogue watch can be tested with the signal generator independently of the electronic circuit The step motor can be accelerated for detecting quickly mechanical faults such a...

Page 23: ... is irrelevant If the wiring points cannot be located refer to the data sheet of the module to be tested Check in the mirror if the seconds hand is moving You can check the start voltage of the motor by decreasing the voltage VOLT parameter stepwise until the watch stops running Watch the seconds hand while increasing the voltage stepwise until the hand rotates again You can also decrease stepwise...

Page 24: ...e The instrument is well suited for a quick test of mechanical watches For troubleshooting and repair we however recommend an instrument with diagram charting e g the WATCH EXPERT II 15 2 Procedure In automatic test mode the instrument detects automatically that a mechanical watch has been laid and selects the Mechanical watch test mode This test mode can also be selected manually Place the watch ...

Page 25: ... 4 Long Time Recording If the Trace mode is selected the results of the rate measurement are recorded in graphical form for an 8 minute time range 16 ADDITIONAL TECHNICAL INFORMATION 16 1 Signal Sources for Rate Measurement 16 1 1 Operation of Rate Measurement The signal transducer acquires a signal the period of which depends on the rate deviation of the watch The magnetic stray field or the curr...

Page 26: ...nalogue watches must correspond to a pulse period of the stepping motor or to a multiple thereof Watches with inhibition compensation must be tested over an inhibition period or a multiple thereof When the Time parameter is set to Auto the correct measurement time is selected automatically The desired time can also be selected manually for special measurements 16 1 3 Motor Current Signal Source Th...

Page 27: ...ent time is selected automatically The desired time can also be selected manually for special measurements 16 1 5 Quartz Signal Source Watches with a 32 kHz quartz frequency and rate compensation of the oscillator with chip capacitor or trimmer can be tested in this mode Due to its short measurement time this test method is ideally suited for watches with oscillator compensation Caution Due to the...

Page 28: ...ses watches with inhibition periods up to 120s and selects itself the correct measurement time The instrument first measures with the shortest possible measurement time If the rate deviation exceeds 0 5 s d the instrument assumes it is dealing with an inhibition compensation watch The measurement time is automatically set to 60 s a value that matches most of the watches with inhibition compensatio...

Page 29: ... if the motor has performed a step If the step hasn t been performed a second motor pulse with the highest power level is sent fixed pulse During operation the power level is regularly lowered to the next lower level e g every 4 minutes until the watch misses a step The power level is raised again when a missing step is detected One sees that the chopping level and therefore also the consumption v...

Page 30: ... Various watches are equipped with a display for the end of the battery life End Of Life The step motor of these watches performs 4 steps every 4 seconds when the battery voltage falls below a given value typical 1 25 V The correct operation of this display can be tested by decreasing the voltage Keep in mind the fact that the EOL function does not react immediately to a voltage change In most cas...

Page 31: ...hting of a LCD watch or to the alarm function of an alarm watch To avoid testing the battery with an excessive load the High Drain test is not automatically carried out it must be activated manually by pressing the start button The sealing of the battery must also be checked when carrying out the test If salt crystals have grown at the joint between case and back cover it is necessary to replace t...

Page 32: ... parameter Select the arrow to leave the parameter field The setup possibilities are presented in the next chapters 17 2 TYPE General TIME You can set up and correct the time of the built in clock If the Witschi GPS receiver is connected you can only adjust the Hour in accordance with the time zone The GPS receiver automatically sets and synchronises minutes and seconds DATE You can adjust or corr...

Page 33: ...utomatic selection of the main measurement functions as soon as an exploitable signal is detected Manual The automatic mode is turned off All measurement functions must be selected manually CONTRAST You can optimally adjust the contrast by steps from 1 to 20 according to the viewing angle or the temperature LIGHT When no measurement is running the instrument switches to standby mode after the pres...

Page 34: ...rted automatically at the end of a measurement cycle A graphical printout print screen is not possible with this setting DATE ON Date and time are printed in the measurement log OFF Date and time are not printed HEADER ON The header is printed in the measurement log OFF The header is not printed HEADER The device as delivered displays the following text Witschi Electronic AG ANALYZER Q1 You can ed...

Page 35: ... ON If the Witschi GPS receiver available as an accessory is connected the minutes and seconds of the watch are automatically synchronised OFF The real time clock Real Time Clock is not synchronised GPS SYNC ON If the Witschi GPS receiver available as an accessory is connected it continuously synchronises the time base of the instrument thus offering the highest possible accuracy OFF The time base...

Page 36: ...ods e g vacations To keep measurements accurate we recommend contacting our customer service in order to have your instrument calibrated and its functionality checked yearly The date of the last calibration appears on the display when switching on the instrument Do not hesitate to contact customer service at our headquarters or one of our agencies if you require more information 20 TECHNICAL DATA ...

Page 37: ... 32 400 and 36 000 Measurement time 8 s Result display Measurement range 300 s 24h resolution 0 1 s 24h Graphical display Display range 50 s 24h logarithmic scale Module supply Contact with the watch by means of movable probes or with measurement cables and probe tips Mirror for watching the hands during measurement Supply voltage Adjustable 0 3 5 V resolution 0 05 V accuracy 1 of measured value 0...

Page 38: ...o Load voltage display range 3 4 V Fault display Polarity and acoustic signal in case of wrong polarity Out of measurement range and acoustic signal if the measurement range is exceeded Resistance Measurement of the coil resistance as well as detection of short circuit and break Measurement range 5 Ω 10 MΩ 3 digit display with automatic range switching Accuracy 2 of measured value 5 Ω Measurement ...

Page 39: ...transferred to a PC for additional processing a software program for viewing and archiving the results is available as an option Data are simultaneously transferred to the printer and PC interfaces Pressing the Print key causes the numerical results to be printed In addition the date and time the temperature and a customisable title can be included in the printout to be selected in the Setup A lon...

Page 40: ...21 ACCESSORIES Thermo printer with cutter 100 240V Item No JB01 SLK TE25 S Thermo paper roll Item No JA01 MM60 740RS Witschi GPS receiver allowing synchronisation of time base Item No 19 91PK1 and real time clock Autoprint PC software for data transfer Item No 64 55 901PK1 incl link cable JB03 11 01 9018 DECLARATION OF CONFORMITY The equipment is in conformity with the following EC Directives 89 3...

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