Product Description
The SAI143-S53 S3 is a high-reliability analog input safety module designed for the Yokogawa ProSafe-RS Safety Instrumented System (SIS). It is used to accurately capture 4–20 mA analog signals from field transmitters such as pressure, level, and flow sensors.
This module is engineered to meet SIL3 (IEC 61508) safety integrity standards, providing high diagnostic coverage and fail-safe protection for critical applications such as Emergency Shutdown (ESD) and Fire & Gas (F&G) systems.
The S53 variant supports 16-channel high-density signal monitoring with galvanic isolation between field wiring and internal logic circuits, protecting the system from electrical noise and surge damage. The S3 suffix indicates hardware and firmware revisions optimized for long-term operational stability in harsh industrial environments.
High-resolution 16-bit A/D conversion and fast sampling cycles ensure real-time safety monitoring and rapid execution of protective control logic.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | SAI143-S53 S3 |
| Module Type | Analog Input (Current) |
| Input Channels | 16 channels (isolated) |
| Signal Range | 4–20 mA DC |
| Safety Certification | SIL3 (IEC 61508) |
| A/D Conversion | 16-bit resolution |
| Input Impedance | 250 Ω |
| Accuracy | ±0.1% of full scale |
| Isolation Voltage | 500V AC (field to logic) |
| Power Consumption | Max 500 mA at 24V DC |
| Update Cycle | 10 ms (16 channels) |
| Dimensions | 32 × 107 × 130 mm |
| Weight | 0.3 kg |
Application
The SAI143-S53 S3 is widely used in safety-critical industries, including:
-
Offshore oil and gas platforms
-
Petrochemical refineries
-
Pharmaceutical manufacturing facilities
Typical applications include:
-
High-Pressure Protection Systems (HIPPS)
-
Burner Management Systems (BMS)
-
Safety monitoring for ESD and F&G protection loops
Its high diagnostic coverage and redundant-ready design make it suitable for high-integrity process safety applications.
FAQ
Q1: Does this module support redundancy?
Yes. It is designed for redundant safety node configurations to maintain safety loop continuity in the event of a module failure.
Q2: Is it compatible with HART transmitters?
It reads the 4–20 mA analog signal. For full HART digital communication pass-through, the HART-series variants should be used.
Q3: How is this different from standard PLC analog inputs?
Unlike standard PLC I/O, this module includes extensive self-diagnostics and safety-certified redundant circuitry for critical safety system applications.
| Brze ponude | Brzo primite cenu i dostupnost od našeg posvećenog tima za korisničku podršku. |
|---|---|
| Isporuka | Dostupna je ubrzana, teretna i međunarodna dostava. |
| Stanje | 100% novo sa originalnim pakovanjem |
| Plaćanje | Prihvatamo American Express, Discover, MasterCard, PayPal i Visa. Naš sajt je zaštićen RapidSSL-om. |
| Luka za isporuku | Šangaj, Sjamenu |
| Garancija | 12 meseci |
| Q: Da li su naše cene konkurentne? |
| A: Da, sarađujemo sa preko 50 zemalja širom sveta. Kao vodeći dobavljač u Kini, nudimo značajne popuste u skladu sa tržišnim trendovima. |
| Q: Koji je garantni rok? |
| A: Svi naši novi i originalni proizvodi dolaze sa standardnom garancijom od jedne godine. |
| Q: Koje metode plaćanja prihvatamo? |
| A: Zahtevamo 100% T/T (telegrafski transfer) uplatu pre slanja. Za artikle sa rokom isporuke, potrebno je unapred uplatiti 30% depozita, a preostalih 70% pre slanja. Ako imate predstavnika u Kini, možete preko njega organizovati RMB transfer. |
| Q: Koje metode isporuke koristimo? |
| A: Pretežno koristimo FedEx, DHL, UPS i BRE za isporuku. Ako imate nalog kod nekog od ovih prevoznika, možete direktno organizovati slanje. Takođe nudimo besplatnu dostavu do špeditera sa sedištem u Kini. |
| Q: Koje je naše vreme isporuke? |
| A: Isporuka obično traje 1-3 dana nakon prijema početne uplate. Za artikle sa rokom isporuke, slanje će se obaviti prema navedenom rasporedu. |
| Q: Kako pakujemo robu? |
| A: Obavezujemo se na bezbedno pakovanje sa višeslojnom zaštitom. Proizvodi se prvo stavljaju u originalne kutije i zapečate etiketama. Zatim se dodaje sloj mehurićaste folije za zaštitu od udara tokom transporta. Na kraju, predmeti se sigurno pakuju u čvrste kutije. |
| Q: Kako kupci mogu da nas kontaktiraju i zatraže ponudu? |
| A: Možete nas kontaktirati putem e-pošte, WhatsApp-a, WeChat-a, Skype-a ili vaše omiljene komunikacione platforme. Obratite nam se sa vašim potrebama, i pružićemo vam brzu, prilagođenu ponudu. |
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