Overview
The ABB DO840 Digital Output Module is a high‑performance I/O unit designed for the S800 I/O system and ABB’s AC 800M controllers. It provides 16 galvanically isolated digital output channels, delivering reliable 24 V DC signals to actuators, relays, and other field devices. Moreover, the DO840 ensures fast response times and robust diagnostics, making it suitable for demanding industrial automation environments. In addition, its compact DIN‑rail design and hot‑swap capability simplify installation and maintenance, reducing downtime in mission‑critical operations. Therefore, engineers rely on the DO840 for consistent performance and seamless integration into distributed control systems.
Technical Data
| Specification | Value / Description |
|---|---|
| Product Type | Digital Output Module DO840 |
Typical Applications
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Process industries: Driving solenoids, relays, and actuators in chemical and pharmaceutical plants.
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Power generation: Controlling turbine and boiler systems with reliable digital outputs.
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Water treatment facilities: Operating pumps, mixers, and monitoring equipment.
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Manufacturing automation: Providing digital signals for machine interlocks, operator panels, and safety systems.
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Infrastructure systems: Supporting building automation and utility monitoring networks.
For instance, engineers often deploy the DO840 in distributed control systems where fast switching and galvanic isolation are essential. Moreover, its hot‑swap capability minimizes downtime, while diagnostic LEDs simplify troubleshooting.
FAQ
Q1: How many channels does the DO840 provide?
A1: It offers 16 galvanically isolated digital output channels.
Q2: What is the maximum output current per channel?
A2: Each channel supports up to 0.5 A at 24 V DC.
Q3: Is the DO840 hot‑swappable?
A3: Yes, it can be replaced without shutting down the system, reducing downtime.
Q4: What industries typically use the DO840?
A4: It is widely applied in power generation, chemical processing, water treatment, and manufacturing automation.
Q5: Does the DO840 provide diagnostics?
A5: Yes, it includes channel‑level supervision and LED indicators for real‑time monitoring.
| 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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