Allen-Bradley 1771-IG: TTL mantiqi va 5 V sim ulanishlarini tekshirish
Kirish modulini almashtirishdan oldin 1771-IG TTL HIGH/LOW mantiqiy chegaralarini, dala ta’minotidagi pulsatsiyani va 1771-WC ulanishlarini tekshiring.
Manufacturer: Bently Nevada
Product No.: 330881-28-00-150-03-02
Country of origin:United States
Product Type: PROXPAC XL yaqinlik o‘zgartirgichi
Barcode: 8537101190
Payment: T/T, Western Union
Weight: 250g
Dimensions: 60 mm x 110 mm x 110 mm (B x W x D)
Shipping port: Xiamen
Warranty: 12 months
330881-28-00-150-03-02: Ko‘p sonli tasdiqlashlarga ega integratsiyalangan 3300 XL 8 mm zondli (28-variant), standoff adapterisiz (00-variant), 150 mm gilza kirish chuqurligiga ega (150-variant), ikkita tiqinli bitta M20 kanal fitingli (03-variant) va 3/4-14 NPT o‘rnatish rezbali (02-variant) PROXPAC XL yaqinlik transduseri, metrik yig‘masi.
Ushbu integratsiyalangan konstruksiya 3300 XL Proximitor sensorini bevosita korpus qopqog‘iga o‘rnatish orqali mashinani o‘rnatishni soddalashtiradi va alohida uzaytiruvchi kabellar yoki masofaviy Proximitor korpuslariga ehtiyojni bartaraf etadi. Korpus elektrostatik zaryadlarni tarqatish va og‘ir, korroziy muhitlarga bardosh berish uchun o‘tkazuvchan tolalar qo‘shilgan shisha tolasi bilan mustahkamlangan polifenilen sulfiddan (PPS) qoliplangan. Signal dala kabellashidan bevosita stend monitoring qurilmasiga uzatiladi, bu ulanishlar sonini kamaytirib, signal yaxlitligini oshiradi.
| Variant segmenti | Kod qiymati | Tavsif |
|---|---|---|
| Asosiy model | 330881 | PROXPAC XL yaqinlik transduseri, metrik |
| A - Zond va tasdiqlashlar varianti | 28 | Ko‘p sonli tasdiqlashlarga ega 3300 XL 8 mm zond (CSA, ATEX, IECEx) |
| B - Standoff adapteri varianti | 00 | Standoff adapteri yo‘q |
| C - Zond kirish varianti | 150 | 150 mm zond kirish uzunligi |
| D - Fitinglar varianti | 03 | Bitta M20 fiting, ikkita tiqin |
| E — Montaj rezbasi varianti | 02 | 3/4-14 NPT montaj rezbasi |
| Ishlab chiqaruvchi | Bently Nevada (Baker Hughes) |
| Detal raqami / Model | 330881-28-00-150-03-02 |
| Transduser turi | Integratsiyalangan yaqinlik transduseri majmuasi (metrik) |
| Zond turi | 3300 XL 8 mm yaqinlik zondi |
| Quvvat kirishi | -17.5 Vdc dan -26 Vdc gacha (barrierlarsiz), maksimal 12 mA |
| Chiqish signali | Nishon siljishiga proporsional kuchlanish, nominal 7.87 V/mm (200 mV/mil) |
| Zond ish harorati | -52 degC dan +177 degC gacha (-62 degF dan +351 degF gacha) |
| Korpus/sensor ish harorati | -52 degC dan +100 degC gacha (-62 degF dan +212 degF gacha) |
| Saqlash harorati | -52 degC dan +105 degC gacha (-62 degF dan +221 degF gacha) |
| Nisbiy namlik | 100% kondensatsiyalanuvchi, suvga botirilmaydigan (to‘g‘ri zichlanganida) |
| Korpus himoya darajasi | IP66 va NEMA Type 4X |
| Korpus materiali | Ultrabinafsha (UV) nurlariga chidamli, shisha tolasi bilan mustahkamlangan, o‘tkazuvchan tolali polifenilen sulfid (PPS) termoplastiği |
| Gilza va zanjir materiali | AISI 304 zanglamaydigan po‘lat |
| Tashqi gilza / Vintlar materiali | AISI 303 zanglamaydigan po‘lat |
| Gilza O-ring materiali | Neopren |
| Mahkamlovchi gaykani tortish momenti | 29.5 N-m (260 in-lb) |
| Zond gilzasi kontrgaykasini tortish momenti | 39.3 N-m (350 in-lb) |
| Terminal pini | Funksiya |
|---|---|
| VTX | Quvvat manbai (-17.5 Vdc dan -26 Vdc gacha) |
| OUT | Kuchlanish chiqish signali |
| COM | Umumiy / Yer |
Mexanik va elektr zichligini ta’minlash uchun tashqi gilzani 3/4-14 NPT rezbasini belgilovchi E: Montaj rezbasi (02-variant) bilan o‘rnating. Quyidagi o‘rnatish amaliyotlarini yodda tuting:
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| Country of origin |
United States
|