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Vacuum Switch MZ Series

Varieties of Vacuum Switches are available on the basis of the Enclosure like IP 54, IP 54, IP 65 or, IP 66

Adjustable Range : 760 to 100 mm Hg Vacuum

Diaphragm : Teflon or, Neoprene

Pressure Housing MOC : Aluminium, Brass or, SS 316

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Vacuum Switch MZ Series

  1. 1. MZ VACUUM SWITCHES Transparent tough polycarbonate cover for visibility Separate terminal block for wiring Internal setscrew to avoid easy access to setpoint Large spring for ease of setpoint IP66 enclosure for excellent ingress protection Sealing facility to avoid tampering of working switch Cable gland as a standard accessory Non corroding exteriors for a long life of the switch Approximate Weight : 1.160 Kg. Some Applications : SS316 & teflon as wetted parts to switch a wide variety of media Electrical Connection : Fig. 2 Used in filters, vacuum pumps, blower systems, etc. Z 2 3
  2. 2. VACUUM SWITCHES MZ PRESSURE CAPSULE DETAILS 6 5 4 3 2 1 Note : wetted parts are mentioned in italics. No. Description 1. Disc 2. Diaphragm 3. Plunger (SS316) 4. Junction Plate 5. Sealing 'O' Ring (Teflon®) 6. Sealing diaphragms (Teflon®) INSTALLATION DRAWING 114 (4.48) 94 (3.7) 85 (3.34) Cover Locking Screw 4 Nos. Cable Entry Ø5 Hole (To be always open to atmosphere) Vacuum Port 41 1/4" BSP Female (1.61) 50 (1.97) APPROX. DIMENSIONS IN inches . . .
  3. 3. MZ VACUUM SWITCHES RANGE SELECTION TABLE Range Code Range mm Hg (" Hg) Differential* mm Hg ("Hg) Maximum Working Pressure bar (psi) Approximate Maximum for "A8" microswitch V00 † 760 - 100 (29.92 - 3.94) 50 (1.97) 12 (174.05) *Minimum differential increases with setpoint (Graphs available on request) † Typical values achieved at sea level, total vacuum that can be achieved varies mainly with altitude. NK Instruments Pvt. Ltd.B-501/504, 5th floor, Raunak Arcade, Near THC Hospital, Gokhale Road, Naupada, Thane(W) 400602. Maharashtra INDIA Telefax Nos.: 91-22-25301330 / 31 / 32 E-Mail: sales@nkinstruments.com Web: http://www.nkinstruments.com Skype: nitinkelkarskype Gtalk: nkinstruments2006 Authorised Dealer
  4. 4. Continuous efforts for product development may necessitate changes in these details without notice GoupGoupGoupGoupGoupGoupGoupGoup .Acssvcstctfxfftvvctvcvc,tA.cstc,SSss st¼BSPtsz&sscfy Psscfyftvty. ZVFVAS st ct EtySzStcTy vs cstc Ty GoupGoupGoupGoupGoupGoupGoupGoup = = Tf V== Gs cstc tt A;VA = SPT cstcs = Gs cstc tA, VA VF= vcstc, fxfft tsc VF= vcstc, fxfft tsc" V= vcstc, st fftt sc V= vcstc, st fftt sc" Avyt tAG Z= Pcss ssstc tt tst yct cst IPs IS svf st tst cv ct.W vy fct, yft tf syts tcst. = X. c PssPt t/Sz = A/ ¼"BSPF = A/ ¼PTF S= SS/ ¼"BSPF S= SS/ ¼PTF NK Instruments Pvt. Ltd.B-501/504, 5th floor, Raunak Arcade, Near THC Hospital, Gokhale Road, Naupada, Thane(W) 400602. Maharashtra INDIA Telefax Nos.: 91-22-25301330 / 31 / 32 E-Mail: sales@nkinstruments.com Web: http://www.nkinstruments.com Skype: nitinkelkarskype Gtalk: nkinstruments2006 Authorised Dealer

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