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Large Bore High Range Pressure Switch series Mz

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Varies Ranges : from 0 to 150 mm Wc up to 0 to 600 Bar

Differential (Dead Band) : Fixed (Within 10% of set value)

Temperature Range : -10 to 80 Degree C (for high temperature use of impulse tube is advisable)

Accuracy : +/- 1% to 2% FS

No. of Switches : one no. or, two nos.

Type of Switches : Micro Switches - SPDT

Sensing Element : Diaphragm (PTFE or Neoprene or SS 316) or Piston

Enclosure : Dustproof IP 40, Weatherproof to IP 54 / IP 65 / IP 66, Flameproof

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Large Bore High Range Pressure Switch series Mz

  1. 1. MZ LARGE BORE HIGH RANGE PRESSURE 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 : 0.900Kg. Some Applications: Electrical Connection : Fig. 2 SS316 & teflon as wetted parts to switch a wide variety of media Applications requiring a large bore, for slurries, Z 2 3 sludges, etc. 1
  2. 2. LARGE BORE HIGH RANGE PRESSURE SWITCHES MZ PRESSURE CAPSULE DETAILS No. Description 1. Pressure Port (SS316) 2. Diaphragm (Teflon ® ) 3. Plunger 4. O-Ring (Teflon® ) 5. Disc 3 5 2 4 1 Note : wetted parts are mentioned in italics. INSTALLATION DRAWING 115 4.53 95 3.74 85 3.35 COVER LOCKING SCREW 4 NOS CABLE ENTRY PRESSURE PORT 1" BSP(M) Ø18 Ø0.71 50 1.97 5.5 SLOT WIDTH 0.22 2 NOS FOR MOUNTING Hex 40 Hex 1.58 APPROX. DIMENSIONS IN inches
  3. 3. LARGE BORE HIGH RANGE PRESSURE SWITCHESMZ RANGE SELECTIO N TABLE Range Code Range bar (psi) Differential* bar (psi) Maximum Working Pressure bar (psi)Approximate Maximum for "A8" microswitch H01 0.1 - 1.0 (1.45 - 14.50) 0.10 (1.43) 12 (171.43) H02 0.1 - 1.5 (1.45 - 21.76) 0.20 (2.86) 12 (171.43) H03 0.2 - 2.6 (2.90 - 37.71) 0.20 (2.86) 12 (171.43) H04 0.2 - 3.6 (2.90 - 52.21) 0.20 (2.86) 12 (171.43) H07 0.5 - 7.0 (7.25 - 101.50) 0.40 (5.72) 12 (171.43) H10 0.5 - 10.0 (7.14 - 142.86) 0.60 (8.58) 25 (357.14) H15 1.0 - 15.0 (14.29 - 214.29) 0.60 (8.58) 25 (357.14) H30 5.0 - 25.0 (71.43 - 357.14) 0.80 (11.44) 35 (500.00) *Minimum differential increases with setpoint (Graphs available on request), results for neoprene diaphragm. Note: Welded diaphragm also available as shown 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 st ct EtySzStcTy vs cstc Ty GoupGoupGoupGoupGoupGoupGoupGoup = = Tf = SS = Z= Pcss ssstc tt tst yct cst IPs IS = X. c PF= ssstc, fxfft tsc PF= ssstc, fxfft tscs P= ssstc, st fftt sc P= ssstc, st fftt scs Avyt tAG = .. .. = .. = .. = .. = .. = .. = .. = Gs cstc tt A;VA = SPT cstcs = Gs cstc tA, VA GoupGoupGoupGoupGoupGoupGoupGoup .Acssssstctfxfftv.tss,tA.cstc,SSssstBSP tsz&sscfy Psscfyftvty. ZPFAS svf st tst cv ct.W vy fct, yft tf syts tcst. PssPt t/Sz S= SS/ BSP = / "BSP 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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