Jesco MIDIDOS E 120 Скачать руководство пользователя страница 20 | Manualshive

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Jesco MIDIDOS E 120 Скачать руководство пользователя страница 20

20 | Operation Manual MIDIDOS E | Shutdown

10. Shutdown

Before starting any maintenance and before prolonged downtime, drain the chemical from
the pump and rinse it out with a neutral medium.

CAUTION!

Excess chemicals must be disposed of in accordance with local rules and regulations.
Note the applicable accident prevention regulations and wear personal protective clothing.

Goggles

Protective gloves

Protective suit

CAUTION!

Next the dosing pump must be disconnected from the power supply and secured to
prevent unauthorized restarting.

CAUTION!

The pressure must be relieved before disconnecting the discharge line from the pump
discharge valve so that chemicals will not spray out.

It is advisable to loosen the discharge and suction check valves in order to drain the dosing
head.

CAUTION!

CAUTION!

CAUTION!

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Содержание MIDIDOS E 120

Страница 1: ...Diaphragm Dosing Pump Operation Maintenance Instructions Read these operation and maintenance instructions before start up To be held for future reference Dosing Conveying Control Liquids Gases Syste...

Страница 2: ...emicals 6 1 12 Scope of delivery 7 2 General 8 3 Function 9 4 Technical Data 10 5 Mechanical Handling Capacity Performance Curves 11 6 Measurement Drawing 12 7 Installation 13 7 1 General information...

Страница 3: ...contains vital information which may endanger people the environment and the dosing pump system if disregarded These statements are identified by the following symbols DANGER Refers to an imminent da...

Страница 4: ...LOW ALL INSTRUCTIONS WARNING To reduce risk of injury do not permit children to use this product unless they are closely supervised at all times WARNING Risk of electric shock Connect only to a ground...

Страница 5: ...by authorized and duly qualified personnel who have also studied this Operation Maintenance Manual The dosing pump must always come to a complete stop before starting any work on the pump The procedu...

Страница 6: ...g the pump up again The chemical resistance of the pump s materials of construction must be verified before dosing with aggressive media The dosing pump s dosing head as well as connections and lines...

Страница 7: ...sting the stroke length the locking screw must be retightened Otherwise the adjusting knob may change its position Thus causing irregular flow rates CAUTION The base area of the dosing pump must be ke...

Страница 8: ...oad field of application The MIDIDOS E is supplied as a simple dosing pump with the dosing head mounted on the left hand side The motor is connected directly into a terminal box The electrical power i...

Страница 9: ...life The dosing stroke functions through a cam that the membrane moves over a spring loaded tappet The siphon is reached through a spring loaded position Drive eccentric continues to run free until t...

Страница 10: ...5 20 8 Diaphragm mm 64 64 64 90 Suction lift mbar 700 700 700 300 Max supply pressure mbar S static dynamic 500 500 500 500 Double ball valve in pipe diameter DN6 DN6 DN6 DN10 max environment temperat...

Страница 11: ...S E24 0 5 10 15 20 25 30 35 0 1 2 3 4 5 6 7 8 9 10 Hubeinstellung l h MIDIDOS E72 0 10 20 30 40 50 60 70 80 90 0 1 2 3 4 5 6 7 8 9 10 Hubeinstellung l h MIDIDOS E48 0 10 20 30 40 50 60 0 1 2 3 4 5 6 7...

Страница 12: ...Operation Manual MIDIDOS E Measurement Drawing 6 Measurement Drawing Dimensions in mm Dimensions for MIDIDIS E 120 in parenthesis 31 136 q 305 359 153 252 187 297 258 284 130 145 35 211 100 q 9 O 47 1...

Страница 13: ...downwards without obstacles To increase the dosing accuracy and to ensure the functional reliability we recommend the use of additional accessories These include amongst others backpressure valves re...

Страница 14: ...n The drainage pipe must be directed only to a gas free collection tank in a decline or it has to be lead on a decline to a collec tion funnel over which it then has to end with enough distance in bet...

Страница 15: ...ize Thus entrapped air is able to leave In the case of media with a tendency to contaminate the injector it is advisable to use an injector that can be dismantled for maintenance and shut off Injectio...

Страница 16: ...ase current Y circuit circuit Alternating current supply with motor in the stonecutter circuit clockwise counterclockwise Special connector variant Other electrical connectors are to be taken from the...

Страница 17: ...n Operation Manual MIDIDOS E 17 7 7 Installation example Legend a MIDIDOS E b Electric agitator c Chemical tank d Pulsation dampener e Pressure relief valve safety valve f Diaphragm stop valve g Injec...

Страница 18: ...when the motor is running Set the stroke length as follows 1 Loosen the mounted screw of the setting knob anti clockwise around to the left 2 Set the stroke length to the desired value according to th...

Страница 19: ...can be used other a neutral medium that does not disturb the process In many cases water is suitable WARNING Chemicals can spray out This may lead to caustic or other burns Ensure that the line is no...

Страница 20: ...ccident prevention regulations and wear personal protective clothing Goggles Protective gloves Protective suit CAUTION Next the dosing pump must be disconnected from the power supply and secured to pr...

Страница 21: ...igned to be maintenance friendly The dosing pump s transmission is greased for life with a molybdenum disulfide Nonetheless the grease has to be renewed after approx 5000 hours of operation when under...

Страница 22: ...ert g Motor Fig 1 Fig 2 1 2 3 4 6 7 CAUTION Changing the diaphragm 1 Remove the dosing head a with a suitable tool Allen key SW 10 or SW13 for E120 see Fig 1 2 The dosing pump is set whilst the motor...

Страница 23: ...he end of the diaphragm rod see Fig 4 8 Install the dosing head a Tighten the screws crossways e g upper left lower right upper right lower left A tightening torque of 2 Nm is required for the dosing...

Страница 24: ...lease any pressure and wash with water or another suitable medium NOTICE Unclean valves will reduce the dosing accuracy These valves are supplied without valve stops The internal pieces could fall apa...

Страница 25: ...ion Manual MIDIDOS E 25 Spring loaded valves DN6 MIDIDOS E24 E72 Pressure valve suction valve Legend 1 0 ring 2 valve casing 3 0 ring 4 ball guide 5 valve ball 6 valve seat 7 0 ring 8 spring not inclu...

Страница 26: ...ual MIDIDOS E Maintenance Double ball valve DN 10 MIDIDOS E120 Pressure valve suction valve Legend 1 0 ring 2 0 ring 3 valve casing 4 ball guide 5 valve ball 6 valve seat 7 0 ring 8 spring not include...

Страница 27: ...Manual MIDIDOS E 27 Spring loaded valves DN 10 MIDIDOS E120 Pressure valve Suction valve Legend 1 0 ring 2 0 ring 3 valve casing 4 ball guide 5 valve ball 6 valve seat 7 0 ring 8 O ring 9 spring not i...

Страница 28: ...MIDIDOS E Spare parts list MIDIDOS E 24 7 12 Spare parts list MIDIDOS E 24 72 Diaphragm 81465 Support plate 28977 Dosing head including screws Material Order no PVC 23909 PP 34661 PVDF 33330 Stainless...

Страница 29: ...as CSM 18187 18188 PP Glas FPM 35199 35200 PP Glas CSM 34670 34671 PVDF PTFE FPM 33337 33338 Stainless steel FPM 19176 19177 Spare parts for MIDIDOS E 24 72 with spring loaded valves DN6 Consisting of...

Страница 30: ...Manual MIDIDOS E Spare parts list MIDIDOS E 120 12 Spare parts list MIDIDOS E 120 Diaphragm 81466 Dosing head inclusive of screws Material Order no PVC 38306 PP grey 38178 Stainless steel 1 4571 3289...

Страница 31: ...as CSM 34171 34172 PP Glas FPM 26842 27357 PP Glas CSM 26841 27356 Stainless steel FPM 27652 27655 PVDF PTFE FPM 34078 34079 Spare parts for MIDIDOS E 120 with spring loaded valves DN10 Consisting of...

Страница 32: ...through The diaphragm is not properly screwed to the to the diaphragm rod Screw the new diaphragm up to the stop limit The support ing plate must then be affixed inbetween the diaphragm and diaphragm...

Страница 33: ...Declaration of conformity Operation Manual MIDIDOS E 33 14 Declaration of conformity...

Страница 34: ...____________________________________________________________ ______________________________________________________________________ Medium used _____________________________________ Properties irritan...

Страница 35: ...ype of fault 1 Mechanical fault 2 Electrical fault premature wear loose connections such as plug connector or cable wear parts operating elements e g switches buttons breakage other damage electronics...

Страница 36: ...jescoamerica com East Asia Lutz Jesco East Asia Sdn Bhd 6 Jalan Saudagar U1 16 Hicom Glenmarie Industrial Park 40150 Shah Alam Selangor Malaysia Phone 603 5569 2322 Fax 603 5569 1322 info lutz jescoa...

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