Shimaden PAC27 Скачать руководство пользователя страница 20

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Temperature and Humidity Control Specialists

Head Office: 2-30-10 Kitamachi, Nerima-ku, Tokyo 179-0081 Japan

Phone: +81-3-3931-7891 Fax: +81-3-3931-3089

E-MAIL: [email protected] URL: http://www.shimaden.co.jp

The contents of this manual are subject to change without notice.

Содержание PAC27

Страница 1: ...to get into the product If something gets in by mistake and it is necessary to insert your hand or tool inside it make sure to turn the power off and to confirm that the condition are safe enough to...

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Страница 3: ...3 1 Confirmation of Specification Codes Please double check that the delivered product is exactly as you specified If you need further information please get in touch with our nearest local office...

Страница 4: ...er adjuster SOFT START Soft start time adjuster HEATER SET Heater setting device for heater break alarm option H B SET Heater break alarm setting device option Terminal marking and description C1 C2 C...

Страница 5: ...perature which exceeds 40 C Temperature allowed for this instrument is below 50 C 2 Humidity which exceeds 90 RH 3 Flammable gas corrosive gas or gas or particles that can deteriorate electrical insul...

Страница 6: ...as to keep it from easy contact with persons It has to be installed vertically for heat radiation leaving more than 100 mm spaces above and below it respectively If it is inevitable to install the in...

Страница 7: ...7 6 Circuit Block Diagram and Terminal Marking Terminal Marking Control Terminal No 1 18 See Page 4 2 2 Power Load Circuits...

Страница 8: ...ity When T terminals are wired use wire material of 0 5 mm2 minimum 8 Wiring for Control Signals For control signals M3 5 terminal screws are used Use a crimp style terminal of more than 3 5 mm in ins...

Страница 9: ...d temperature blocks the gate signal of the thyristor and stops output at which time current flows across the alarm output terminals AL1 and AL2 The monitor lamp O H lights The normal state is restore...

Страница 10: ...fect of suppressing the rush current of a heater Setting is possible from less than one second min to more than 30 seconds max The longer the set time the slower the response of output Time should be...

Страница 11: ...In case ambient temperature exceeds 50 C the instrument should be used with load current as illustrated below 11 3 Control System and Output Waveform 11 4 Special Heater and Feedback Control Type of h...

Страница 12: ...dealing with low voltage command When power line is wired as a precaution against accidental short circuit make sure to install one molded case circuit breaker for each PAC27 The current capacity of...

Страница 13: ...h a thyristor In case an ordinary transformer is used no problem will be caused when the load rate is held below 70 of the rating for the transformer 13 2 When Electromagnetic Switch Contactor Is Used...

Страница 14: ...operation manual power adjuster switch is used voltage current input type 14 1 4 External power Base residual power adjuster 14 1 5 Contact input High low power adjuster When an external power adjust...

Страница 15: ...ssumption that voltage and current have similar waveforms Depending on the types of loads however voltage has a waveform which is different from or out of proportion to that of current If this is the...

Страница 16: ...sed for almost all types of heaters and allows for precision control of temperature As the constant power control is meant for a heater load a correct power level is unable to be attained for other lo...

Страница 17: ...imiting works at 0 of the rated current and no output is produced If the instrument is used without the current limit setting device the control terminals CL2 and CL3 have to be short circuited Then t...

Страница 18: ...m with no condensation Storage temperature between 20 and 65 C Applicable standards Safety IEC 60947 4 EN60947 4 EMC EN60947 4 EMC immunity EN60947 4 on condition that designated noise filter is used...

Страница 19: ...ne load circuit This sometimes happens during trial run 3 Base power or low power regulator is connected It is for preventing minimum value of output from being 0 Detach low power regulator and rechec...

Страница 20: ...Specialists Head Office 2 30 10 Kitamachi Nerima ku Tokyo 179 0081 Japan Phone 81 3 3931 7891 Fax 81 3 3931 3089 E MAIL exp dept shimaden co jp URL http www shimaden co jp The contents of this manual...