אטם דיאפרגמה עם חיבור הברגה
תיאור
אטמי דיאפרגמה משמשים להגנה על מכשירי מדידת לחץ ביישומים עם מדיה מאתגרת. במערכות אטם דיאפרגמה, הדיאפרגמה של אטם הדיאפרגמה יוצרת את ההפרדה בין המכשיר לבין המדיה. הלחץ מועבר אל מכשיר המדידה באמצעות נוזל/מדיום להעברת לחץ המצוי בתוך מערכת אטם הדיאפרגמה.
לצורך מימוש יישומי לקוח תובעניים, קיימת מגוון רחב של תצורות, חומרים ומדיומי העברת לחץ.
למידע טכני נוסף על אטמי דיאפרגמה ועל מערכות אטם דיאפרגמה, ראה IN 00.06 "Application, operating principle, designs".
תכונות מיוחדות
- חיבור תהליך עם הברגה
- גרסה עם ממברנה פנימית, חלקי אטם הממברנה מרותכים במלואם
- מבחר גדול של חיבורי תהליך וחומרים
- חיבורי שטיפה זמינים באופן אופציונלי
- ניתן להשיג לחצים גבוהים עד 1,000 bar [14,500 psi]
שאלות ותשובות
מהו טווח הלחץ של אטם הדיאפרגמה 990.34?
הטווחים נעים מ-0 … 0.6 bar ועד 0 … 1,000 bar (0 … 14,500 psi), כלומר ניתן להשיג גם לחצים גבוהים מאוד.
אילו חיבורי תהליך זמינים?
קיים מבחר רחב של חיבורי הברגה, בהם G ¼ A עד G 1 ½ A, M20 x 1.5, M16x1.5, ¼ NPT עד 1 ½ NPT, R ¼ עד R1, וכן 9/16-18 UNF, 3/4-16 UNF ו-1 1/8-12UNF.
מאילו חומרים ניתן לייצר את החלקים במגע עם המדיה?
זמנים פלדות אל-חלד (316L, 316Ti, 904L, 321), Duplex 2205, Superduplex 2507, Hastelloy C22/C276, Inconel 625, Incoloy 825, Titanium grade 2 ו-Monel 400 — מבחר המאפשר התאמה למדיה קורוזיבית במיוחד.
לאילו מדיות מתאים הדגם?
למדיה אגרסיבית, חמה, קורוזיבית, מסוכנת סביבתית או רעילה, שבהן יש להפריד את מכשיר המדידה מהמדיה באמצעות אטם דיאפרגמה.
מה מייחד את ה-990.34 בעיצובו?
זהו אטם דיאפרגמה בעל חיבור הברגה, בגרסה עם דיאפרגמה פנימית, שבו חלקי אטם הדיאפרגמה מרותכים במלואם; קיימת אופציה לחיבורי שטיפה.
אילו אישורים יש למוצר?
המוצר מאושר לפי EAC ו-CRN.
היכן נעשה שימוש נפוץ בדגם זה?
בתעשיית הנפט והגז, בתעשיות הכימיות והפטרוכימיות ובטיפול במים.
האם קיימת תיעוד טכני נוסף?
כן — דף הנתונים DS 990.34 וכן IN 00.06 "Application, operating principle, designs" על אטמי דיאפרגמה ומערכות אטם דיאפרגמה.
| דגם | 990.34 |
| סדרה | 990 |
| תת-קטגוריה | Diaphragm seal |
| טווח לחץ | 0…0.6 bar · 0…1000 bar · 0…8.7 psi · 0…14500 psi |
| חיבור תהליך | 1 NPT9/16-18 UNF3/4-16 UNFM20 x 1.5G1AG ½ AG ¼ AG ⅜ AG ¾ AG 1 ½ A½ NPT¼ NPT⅜ NPT¾ NPT1 ½ NPTR ½R ¼R ⅜R ¾G1/2AG1/4AG3/8AG3/4AG11/2AG1/4G3/8G3/4G11/2NPT1/4NPT3/8NPT3/4NPT11/2NPTR1/2R1/4R3/8R3/4R11 1/8-12UNFM16x1.5 |
| חומר מארז | Stainless steel 1.4404 (316L), Stainless steel 1.4571 (316Ti), Stainless steel 1.4539 (904L), Stainless steel 1.4541 (321), Duplex 2205 (1.4462), Superduplex 2507 (1.4410), Hastelloy C22 (2.4602), Hastelloy C276 (2.4819), Inconel 625 (2.4856), Incoloy 825 (2.4558), Titanium grade 2 (3.7035), Monel 400 (2.4360) |
| חומר חלקים רטובים | Stainless steel 1.4404 (316L), Stainless steel 1.4571 (316Ti), Stainless steel 1.4539 (904L), Stainless steel 1.4541 (321), Duplex 2205 (1.4462), Superduplex 2507 (1.4410), Hastelloy C22 (2.4602), Hastelloy C276 (2.4819), Inconel 625 (2.4856), Incoloy 825 (2.4558), Titanium grade 2 (3.7035), Monel 400 (2.4360) |
| תקנים | EACCRN |
| שפות גיליון נתונים | EN, DE |
| Model 990.34 | |
|---|---|
| Pressure range (see pressure-temperature diagrams from page 4) | 0 ... 0.6 bar [0 ... 8.7 psi] to 0 ... 1,000 bar [0 ... 14,500 psi] other units (e.g. psi, kPa) as well as all equivalent vacuum or combined pressure and vacuum ranges are available. |
| Level of cleanliness of wetted parts | ■ Oil and grease free per ASTM G93-03 level FWIKA standard (< 1,000 mg/m 2 ) ■ Oil and grease free per ASTM G93-03 level D and ISO 15001 (< 220 mg/m 2 ) |
| Origin of wetted parts | ■ International ■ EU, CH, USA |
| Connection to the measuring instrument | ■ Axial gauge adapter ■ Axial gauge adapter with female threadG½,G¼,½NPTor¼NPT ■ Male thread 9/16-18 UNF |
| Type of mounting | ■ Direct mounting ■ Capillary ■ Cooling element |
| Flushing connection | ■ Without ■ Single flushing connection (G ¼, G⅛, ¼NPT, ⅛NPT) ■ Dual flushing connection (G ¼, G⅛, ¼NPT, ⅛NPT) ■ Plug screws |
| Design per NACE | ■ Without ■ MR0175 ■ MR0103 |
| Vacuum service (see IN 00.25) | ■ Basic service ■ Premium service ■ Advanced service |
| Instrument mounting bracket (only for versions with capillary) | ■ Without ■ Form H per DIN 16281, 100 mm, aluminium, black ■ Form H per DIN 16281, 100 mm, stainless steel ■ Bracket for pipe mounting, for pipe outer Ø20 ... 80 mm, steel (see data sheet AC 09.07) |
| Standard | Male thread | Female thread |
|---|---|---|
| Following DIN ISO 228-1 | ■ G½A ■ G¼A ■ G⅜A ■ G¾A ■ G1A | ■ G½ ■ G¼ ■ G⅜ ■ G¾ ■ G1 |
| Following ANSI B 1.20.1 | ■ ½NPT ■ ¼NPT ■ ⅜NPT ■ ¾NPT ■ 1 NPT ■ 1½NPT | ■ ½NPT ■ ¼NPT ■ ⅜NPT ■ ¾NPT ■ 1 NPT |
| Following ANSI B 1.1 | ■ 9/16-18 UNF ■ 3/4-16 UNF | ■ 9/16-18 UNF ■ 3/4-16 UNF |
| Following DIN 13-1 | ■ M20 x 1.5 | ■ M20 x 1.5 |
| Following ISO 7-1 | ■ R½ ■ R¼ ■ R⅜ ■ R¾ |
| Material of upper body of diaphragm seal and wetted parts 1) | Nominal pressure (PN) in bar for effective diameter of diaphragm Mb inmm | |||
|---|---|---|---|---|
| PN 160 | PN 400 | PN 600 | PN 1000 | |
| Stainless steel 1.4404 (316L) | Mb 52 | Mb 40, Mb 29 | Mb 22 | |
| Stainless steel 1.4571 (316Ti) | Mb 52 | Mb 40, Mb 29 | ||
| Stainless steel 1.4539 (904L) | Mb 52 | |||
| Stainless steel 1.4541 (321) | Mb 52 | |||
| Duplex 2205 (1.4462) | Mb 52 | Mb 40 | Mb 29 | |
| Superduplex 2507 (1.4410) | Mb 52 | |||
| Hastelloy C22 (2.4602) | Mb 52 | Mb 29 | ||
| Hastelloy C276 (2.4819) | Mb 52 | Mb 40, Mb 29 | Mb 22 | |
| Inconel 625 (2.4856) | Mb 52 | Mb 40 | Mb 29 | Mb 22 |
| Incoloy 825 (2.4558) | Mb 52 | Mb 40, Mb 29 | Mb 22 | |
| Monel 400 (2.4360) 2) | Mb 40, Mb 29 | |||
| Titanium grade 2 (3.7035) | Mb 52 | Mb 29 |
| Logo | Description | Country |
|---|---|---|
| EAC (option) Pressure equipment directive | Eurasian Economic Community | |
| - | MTSCHS (option) Permission for commissioning | Kazakhstan |
| - | CRN Safety (e.g. electr. safety, overpressure, ...) | Canada |
הצגת הכול (15)
| G | Dimensions in mm[in] | |||
|---|---|---|---|---|
| D | H 1) | h M | SW | |
| G ¼ A | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 13 [0.51] | 27 [1.06] |
| G 3/8 A | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 16 [0.63] | 27 [1.06] |
| G½A | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 20 [0.79] | 27 [1.06] |
| G¾A | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 20 [0.79] | 41 [1.61] |
| G 1 A | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 28 [1.10] | 41 [1.61] |
| ¼ NPT | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 13 [0.51] | 27 [1.06] |
| ½NPT | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 19 [0.75] | 27 [1.06] |
| ¾NPT | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 20 [0.79] | 32 [1.26] |
| 1 NPT | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 25 [0.98] | 41 [1.61] |
| M20 x 1.5 | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 20 [0.79] | 27 [1.06] |
| R ¼ | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 15 [0.59] | 27 [1.06] |
| R½ | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 19 [0.75] | 27 [1.06] |
| R 1 | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 19 [0.75] | 41 [1.61] |
| 1 ⅛ -12 UNF | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 19 [0.75] | 41 [1.61] |
| G | Dimensions in mm[in] | |||
|---|---|---|---|---|
| D | H 1) | h F | SW | |
| G ¼ | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 13 [0.51] | 27 [1.06] |
| G 3/8 | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 16 [0.63] | 27 [1.06] |
| G½ | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 19 [0.75] | 27 [1.06] |
| G¾ | 64 [2.52] | 62.5 ... 83.5 [2.46 ... 3.29] | 24 [0.94] | 32 [1.26] |
| ¼ NPT | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 13 [0.51] | 27 [1.06] |
| ½NPT | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 19 [0.75] | 27 [1.06] |
| ¾NPT | 64 [2.52] | 54.5 ... 75.5 [2.15 ... 2.93] | 22 [0.87] | 32 [1.26] |
| 1 NPT | 64 [2.52] | 68.5 ... 89.5 [2.70 ... 3.52] | 26 [1.02] | 46 [1.81] |
| G | Dimensions in mm[in] | ||
|---|---|---|---|
| D | H 1) | h M | |
| G ¼ A | 54 [2.13] | 48 ... 66 [1.89 ... 2.60] | 13 [0.51] |
| G 3/8 A | 54 [2.13] | 48 ... 66 [1.89 ... 2.60] | 16 [0.63] |
| G½A | 54 [2.13] | 48 ... 66 [1.89 ... 2.60] | 20 [0.79] |
| G¾A | 54 [2.13] | 48 ... 66 [1.89 ... 2.60] | 20 [0.79] |
| G 1 A | 54 [2.13] | 48 ... 66 [1.89 ... 2.60] | 28 [1.10] |
| ¼ NPT | 54 [2.13] | 48 ... 66 [1.89 ... 2.60] | 13 [0.51] |
| ½NPT | 54 [2.13] | 48 ... 66 [1.89 ... 2.60] | 19 [0.75] |
| ¾NPT | 54 [2.13] | 48 ... 66 [1.89 ... 2.60] | 20 [0.79] |
| 1 NPT | 54 [2.13] | 48 ... 66 [1.89 ... 2.60] | 25 [0.98] |
| M20 x 1.5 | 54 [2.13] | 48 ... 66 [1.89 ... 2.60] | 20 [0.79] |
| R ¼ | 54 [2.13] | 48 ... 66 [1.89 ... 2.60] | 15 [0.59] |
| R½ | 54 [2.13] | 48 ... 66 [1.89 ... 2.60] | 19 [0.75] |
| G | Dimensions in mm[in] | ||
|---|---|---|---|
| D | H 1) | h F | |
| G ¼ | 54 [2.13] | 51 ... 69 [2.01 ... 2.72] | 13 [0.51] |
| G½ | 54 [2.13] | 51 ... 69 [2.01 ... 2.72] | 19 [0.75] |
| ¼ NPT | 54 [2.13] | 51 ... 69 [2.01 ... 2.72] | 13 [0.51] |
| ½NPT | 54 [2.13] | 51 ... 69 [2.01 ... 2.72] | 19 [0.75] |
| 9/16-18 UNF | 54 [2.13] | 53 ... 71 [2.09 ... 2.76] | 11.2 [0.44] |
| G | Dimensions in mm[in] | ||
|---|---|---|---|
| D | H 1) | h M | |
| G ¼ A | 40 [1.57] | 46 ... 65 [1.81 ... 2.56] | 13 [0.51] |
| G½A | 40 [1.57] | 46 ... 65 [1.81 ... 2.56] | 20 [0.79] |
| G 1 A | 40 [1.57] | 46 ... 65 [1.81 ... 2.56] | 28 [1.10] |
| ¼ NPT | 40 [1.57] | 46 ... 65 [1.81 ... 2.56] | 13 [0.51] |
| ½NPT | 40 [1.57] | 46 ... 65 [1.81 ... 2.56] | 19 [0.75] |
| 1 NPT | 40 [1.57] | 46 ... 65 [1.81 ... 2.56] | 25 [0.98] |
| M20 x 1.5 | 40 [1.57] | 46 ... 65 [1.81 ... 2.56] | 20 [0.79] |
| R ¼ | 40 [1.57] | 46 ... 65 [1.81 ... 2.56] | 15 [0.59] |
| R½ | 40 [1.57] | 46 ... 65 [1.81 ... 2.56] | 19 [0.75] |
| G | Dimensions in mm[in] | ||
|---|---|---|---|
| D | H 1) | h F | |
| G ¼ | 40 [1.57] | 46 ... 65 [1.81 ... 2.56] | 13 [0.51] |
| G½ | 40 [1.57] | 51 ... 70 [2.01 ... 2.76] | 19 [0.75] |
| ¼ NPT | 40 [1.57] | 46 ... 65 [1.81 ... 2.56] | 13 [0.51] |
| ½NPT | 40 [1.57] | 46 ... 65 [1.81 ... 2.56] | 19 [0.75] |
| M16 x 1.5 | 40 [1.57] | 51 ... 70 [2.01 ... 2.76] | 12 [0.47] |
| 3/4-16 UNF | 40 [1.57] | 51 ... 70 [2.01 ... 2.76] | 15.7 [0.62] |
| G | Dimensions in mm[in] | ||
|---|---|---|---|
| D | H 1) | h M | |
| G ¼ A | 34 [1.34] | 36 ... 64 [1.42 ... 2.52] | 13 [0.51] |
| G½A | 34 [1.34] | 36 ... 64 [1.42 ... 2.52] | 20 [0.79] |
| G¾A | 34 [1.34] | 36 ... 64 [1.42 ... 2.52] | 20 [0.79] |
| ¼ NPT | 34 [1.34] | 36 ... 64 [1.42 ... 2.52] | 13 [0.51] |
| ½NPT | 34 [1.34] | 36 ... 64 [1.42 ... 2.52] | 19 [0.75] |
| M20 x 1.5 | 34 [1.34] | 36 ... 64 [1.42 ... 2.52] | 20 [0.79] |
| 9/16-18 UNF | 34 [1.34] | 2) | 2) |
| 3/4-16 UNF | 34 [1.34] | 2) | 2) |
| G | Dimensions in mm[in] | ||
|---|---|---|---|
| D | H 1) | h F | |
| G ¼ | 34 [1.34] | 2) | 13 [0.51] |
| G½ | 34 [1.34] | 2) | 19 [0.75] |
| ¼ NPT | 34 [1.34] | 2) | 13 [0.51] |
| ½NPT | 34 [1.34] | 41 ... 69 [1.61 ... 2.72] | 19 [0.75] |
| M16 x 1.5 | 34 [1.34] | 41 ... 69 [1.61 ... 2.72] | 12 [0.47] |
| 9/16-18 UNF | 34 [1.34] | 41 ... 69 [1.61 ... 2.72] | 11.2 [0.44] |
| 3/4-16 UNF | 34 [1.34] | 41 ... 69 [1.61 ... 2.72] | 15.7 [0.62] |
| Material | Unified numbering system (UNS) |
|---|---|
| Stainless steel 316L (1.4404 or 1.4435) | S31603 |
| Stainless steel 904L (1.4539) | N08904 |
| Stainless steel 321 (1.4541) | S32100 |
| Stainless steel 316Ti (1.4571) | S31635 |
| Stainless steel 1.4466 (urea grade) | S31050 |
| Duplex 2205 (1.4462) | S31803 |
| Superduplex 1.4410 | S32750 |
| Tantalum (also lining) | R05200 |
| Hastelloy C276 (2.4819) | N01276 |
| Hastelloy C22 (2.4602) | N06022 |
| Inconel 600 (2.4816) | N06600 |
| Incoloy 825 (2.4858) | N08825 |
| Inconel 625 (2.485) | N06625 |
| Monel 400 (2.4360) | N04400 |
| Nickel 200 (2.4066) | N02200 |
| Nickel 201 (2.4068) | N02201 |
| Titanium 3.7035 (class 2) | R50400 |
| Titanium 3.7235 (class 7) | R52400 |
| Zirconium GR702 | R60702 |
| Designation | Identi- fication number | Solidi- fication point | Boiling/ degradation point | Density at 25 °C | Kin.Viscosity at 25 °C | Remark |
|---|---|---|---|---|---|---|
| KN | °C | °C | g/cm³ | cSt | ||
| Silicone oil | 2 | -45 | +300 | 0.96 | 54.5 | Universal application |
| Glycerine | 7 | -35 | +240 | 1.26 | 759.6 | FDA 21 CFR 182.1320 |
| Silicone oil | 17 | -90 | +200 | 0.92 | 4.4 | Low temperatures |
| Halocarbon | 21 | -60 | +175 | 1.89 | 10.6 | Oxygen 1) and chlorine |
| Methylcyclopentane | 30 | -130 | +60 | 0.74 | 0.7 | For very low temperatures |
| High-temperature silicone oil | 32 | -25 | +400 | 1.06 | 47.1 | For high temperatures |
| Neobee® M-20 | 59 | -35 | +260 | 0.92 | 10.0 | FDA 21 CFR 172.856, 21 CFR 174.5 |
| DI water | 64 | +4 | +85 | 1.00 | 0.9 | For ultrapure media |
| Silicone oil | 68 | -75 | +250 | 0.93 | 10.3 | |
| DI water/propanol mixture | 75 | -30 | +60 | 0.92 | 3.6 | For ultrapure media |
| Medicinal white mineral oil | 92 | -15 | +260 | 0.85 | 45.3 | FDA 21 CFR 172.878, 21 CFR 178.3620(a); USP, EP, SP |
| Maximum temperature | Maximum oxygen pressure |
|---|---|
| to 60 °C | 50 bar |
| > 60 °C to 100 °C | 30 bar |
| > 100 °C to 175 °C | 25 bar |
לא מצאתם תשובה בתיעוד? מהנדס יענה במהלך יום עסקים.
שאלו מהנדס →1 מק״טים סטנדרטיים של משפחת 990
אם ידוע הקוד — בחרו ישירות. אם לא — השתמשו בתצורה במצב «01».
