Time Electronics 1017 Скачать руководство пользователя страница 10

10 

1017 Technical Manual 

10 

5. 

Guarantee & Servicing  

Guarantee Period 

This unit is guaranteed against defects in materials and workmanship for a period of 

one 

year

 from its delivery to the customer. 

  
We maintain comprehensive after sales facilities and the unit can, if necessary be returned 
to us for servicing.  During this period, Time Electronics Ltd will, at its discretion, repair or 
replace the defective items.  For servicing under guarantee, the instrument type and serial 
number must always be quoted, together with details of any fault and the service required.  
The purchaser of the instrument must prepay all shipping charges. Time Electronics Ltd will 
pay return shipping charges. 
  
This guarantee is void if servicing has been attempted by an unauthorised person or agent.  
If, during the guarantee period, failure is due to misuse or abuse of the unit, the repair will be 
put in hand without delay and charged unless other instructions are received. 
 
Please note that if you require a new UKAS Certificate during the warranty period, this will 
be charged at the current rate on our price list. 
 
  

Service After Guarantee Period 

Even after the guarantee period has expired, Time Electronics Ltd., can still service your 
instrument.  As the manufacturer, we have the specialised knowledge needed to keep your 
instrument in peak condition and we also maintain a comprehensive spare parts service. 
  
Please enclose details of the service required and your full company details including a 
contact name when returning for servicing. 
  

 

Returning Instruments 

When returning instruments, please ensure that they have been adequately packed, 
preferably in the original packing supplied. 

Time

 

Electronics Ltd will not accept 

responsibility for units returned damaged.

  Please ensure that all units have details of the 

service required and all relevant paperwork.  
  
Send the instrument, shipping charges paid to:- 
  

Time Electronics Ltd 

Botany Industrial Estate, Tonbridge, Kent, TN9 1RH 

Tel: +44(0)1732 355993  Fax: +44(0)1732 770312 

Email: [email protected] 

Web Site:  www.TimeElectronics.com 

  
 

 

 

Disposal of your old equipment 

 

1.  When this crossed-out wheeled bin symbol is attached to a product it means the 

product is covered by the European Directive 2002/96/EC. 

2.  All electrical and electronic products should be disposed of separately from the 

municipal waste stream via designated collection facilities appointed by the 
government or the local authorities. 

3.  The correct disposal of your old appliance will help prevent potential negative 

consequences for the environment and human health. 

4.  For more detailed information about disposal of your old appliance, please contact 

your city office, waste disposal service or return to Time Electronics. 

 

Содержание 1017

Страница 1: ... Ltd Botany Industrial Estate Tonbridge Kent TN9 1RH Tel 44 0 1732 355993 Fax 44 0 1732 770312 Email mail TimeElectronics co uk Web Site www TimeElectronics com Time Electronics 1017 DC Multifunction VIR Calibrator Technical Manual ...

Страница 2: ...3 2 Using the 1017 7 3 3 Thermal EMF s 7 3 4 Using the Deviation Control 7 4 Calibration 8 4 1 Calibrating the 1017 8 4 2 Zero Adjustment 8 4 3 Calibrating the Full Scales 9 4 4 Calibrating the Deviation Control 9 5 Guarantee S ervicing 10 All Time Electronics instruments are subject to continuous development and improvement and in consequence may incorporate minor detail changes from the informat...

Страница 3: ...y The 1017 s basic reference source is a specially aged computer selected precision reference diode The diode provides the input to the instruments active circuitry which incorporates several high performance chopper stabilised amplifiers with a zero stability of less than 0 5uV per C and a warm up time of less than 1 minute The precision resistors used in the 1017 are high performance types with ...

Страница 4: ...put resistance All specification 3uV Current Range 0 99 9999mA in 100nA steps Accuracy 100mA range 0 02 of setting and 0 004 of range Drive Voltage 10V Maximum Resistance Range 0 9 99999kΩ in 10mΩ steps Accuracy 0 05 of full scale Power Rating 250mW per Resistor End Resistance 200mΩ Deviation Control Only on Voltage and Current Range 0 001 to 0 999 in 0 001 steps Accuracy 0 5 Accuracy Stability Le...

Страница 5: ...complete amplifier regulates the output to the set output value When the 100mA range is selected the output current is sensed by a precision resistor The voltage generated across this resistor is used to control the output drive voltage so regulating the output current The resistance range operates by directly switching the thumbwheel switch to the output terminals The deviation control operates b...

Страница 6: ...Battery Level Indicator 5 Range Select Switch Selects the output maximum output 6 Range Output Digit Switch Selects the value of output 7 Deviation Digit Switch Selects the value of Deviation 8 Battery Level Indicator Shows the state of charge of the batteries 9 Positive Off Negative Deviation Control Applies a Positive or Negative Deviation to the output as a percentage 1 2 3 4 5 6 7 8 9 ...

Страница 7: ...tch is set to the OFF position there is a short circuit on the output terminals Caution must be exercised when using the 100V range against possible electrical shock 3 3 Thermal EMF s When using the 1017 to provide a precision voltage of less than 1mV care must be taken to avoid Thermal EMF s These occur where temperature differences are present at the junctions of dissimilar metals e g A normal s...

Страница 8: ... resistance ranges with a specification of at least 4 times greater than that of the 1017 s specifications Calibration is best carried out on fully charged batteries without the mains supply connected to ensure that no mains supply interference takes any effect on the readings 4 2 Zero Adjustment Range Allowance Adjust Pot 1V 6µV 1V ZERO ON MODULE ...

Страница 9: ... read 100mV to within 4 3µV Done on 100mV Range Check 10mV F S is within 1 3µV Adjust the 100V F S trimmer VR6 to read 100V to within 3 5mV Adjust the 100mA F S trimmer VR7 to read 100mA to within 6uA 4 4 Calibrating the Deviation Control Set the output to the 1V on the 1V range and set the deviation to 0 999 Adjust the output using the Deviation trimmer VR9 to read 1 01V to within 5mV Leaving the...

Страница 10: ...ecialised knowledge needed to keep your instrument in peak condition and we also maintain a comprehensive spare parts service Please enclose details of the service required and your full company details including a contact name when returning for servicing Returning Instruments When returning instruments please ensure that they have been adequately packed preferably in the original packing supplie...

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