DOS810 | ABB 3BSE078768R1 Digital Output Module | Select I/O 24V 0.6A Hot Swap

Product Overview

• ABB DOS810 3BSE078768R1 – a high‑performance digital output module for the Select I/O system.
  • Part of the ABB Ability™ System 800xA automation platform.
  • Single‑channel granularity – each module handles one I/O channel.
  • Ideal for hazardous areas, with robust diagnostics and hot‑swap support.
• Output specifications
  • Type: Digital output for 2‑wire field devices.
  • Voltage / current: 24 V DC, 0.6 A current sourcing.
  • Short‑circuit proof – electronically limited to 0.6 A.
  • Built‑in inductive load suppression (free‑wheeling diode).
• Safety & isolation
  • Galvanic isolation to system (tested at 3060 VDC).
  • Protected against wrong wiring.
  • Field disconnect function for safe commissioning.
  • Mechanical locking slider cuts field power before removal.

Technical Specifications

• Brand & model
  • Brand: ABB
  • Model: DOS810
  • Article number: 3BSE078768R1
  • Type: Digital Output Module (Select I/O series)
• Electrical data
  • Channels: 1
  • Signal: 24 V DC / 0.6 A
  • Load range (L/R): 40–5000 Ω, 50 ms max
  • Field robustness: ±35 V between terminals
  • Input voltage: 19.2–30 V
• Power & dissipation
  • Power dissipation: 0.36 W
  • Field power: Sourced from power injection
  • Current limited: Electronically to 0.6 A
• Diagnostics (full supervision)
  • Loop supervision (open circuit / short circuit)
  • Hardware error supervision
  • Communication supervision
  • Internal power supervision
  • Power injection supervision
  • OSP (Output Set to Predetermined value)
• Environmental & mechanical
  • Operating temp: -40 °C to +70 °C
  • Storage temp: -40 °C to +85 °C
  • Humidity: 5–95 % non‑condensing
  • Protection: IP20
  • Corrosive atmosphere: G3 compliant
  • Dimensions (W×H×D): 77.9 × 9.8 × 105 mm
  • Weight (incl. base): 73 g

Installation & Wiring

• Mounting
  • Snaps onto Select I/O baseplate in safe or hazardous areas.
  • Mechanical keying prevents wrong module insertion.
• Wiring safety
  • Field disconnect function galvanically separates loop wiring during maintenance.
  • Locking slider turns off field power before removal.
  • Protected against reverse polarity and overvoltage (±35 V).
• Environment
  • Suitable for Zone 2 / Division 2 hazardous locations.
  • Pollution Degree 2, overvoltage category II.

Commissioning & Maintenance

• Configuration
  • Parameter setup via Modulebus (System 800xA).
  • Factory calibrated – ready to use out of the box.
• Diagnostics & LEDs
  • LED indicators show module state and faults.
  • Continuous loop, hardware, and communication supervision.
  • OSP function sets output to safe state on error.
• Hot swap
  • Replace modules while system is running.
  • Mechanical slider ensures safe disconnection.

Compatibility & Certifications

• System compatibility
  • ABB Ability™ System 800xA with Select I/O.
  • Redundancy supported (power and communication).
• Hazardous area approvals
  • ATEX: II 3G Ex ec IIC T4 Gc, Ex nA IIC T4 Gc, Ex ic
  • IECEx, CCC Ex, cULus for Class I Zone 2 / Division 2
  • Marine: DNV, ABS
• Safety & EMC
  • IEC/EN 61010-1, UL 61010-1, CSA C22.2
  • EMC: IEC/EN 61000-6-4 (emission), 61000-6-2 (immunity)
  • CE, UKCA, RoHS (EU, UAE, CN)

Package & Warranty

• Package includes
  • 1 × DOS810 digital output module.
  • Product documentation leaflet.
• Warranty
  • 12 months against manufacturing defects.

Shipping Information

• Express couriers
  • FedEx, UPS, DHL – tracked and insured worldwide.
  • Orders ship within 24 hours (business days).

Typical Applications

• Oil & gas platforms – hazardous area digital output control.
• Chemical plants – on/off valves, solenoids, indicators.
• Marine and offshore installations (DNV/ABS certified).
• Modular I/O cabinets requiring late‑change flexibility.

Frequently Asked Questions

• Can the DOS810 be used in Zone 1 hazardous areas?
  No, it is certified for Zone 2 / Division 2. For Zone 1, use intrinsic safety barriers.
• How does the mechanical locking slider work?
  Before removal, slide the lock to cut field power – then safely unplug the module (hot swap).
• What is OSP (Output Set to Predetermined value)?
  On communication failure, OSP forces the output to a safe state you configure.
• Can I mix DOS810 with other Select I/O modules on one baseplate?
  Yes – all Select I/O modules share the same mechanics and backplane.
• Does the 12‑month warranty cover accidental wiring damage?
  It covers manufacturing defects. Wrong wiring protection is built in, but damage from extreme overvoltage is excluded.
• Which couriers do you use for international shipping?
  FedEx, UPS, or DHL – tracking number provided.
• How do I configure the output behaviour on bus error?
  Use the OSP parameter in System 800xA to set a safe output state.
• Is the module reverse polarity protected?
  Yes, it withstands ±35 V between any terminals.

Selection Guide Tips

• Choose DOS810 when:
  • You need a rugged 24 V / 0.6 A digital output for hazardous Zone 2.
  • Single‑channel granularity simplifies spares and reduces wiring.
  • Hot swap and full diagnostics are required for high uptime.
• For inductive loads (solenoids, relays):
  • Built‑in free‑wheeling diode suppresses back‑EMF – no external diode needed.
• Redundancy note:
  • Use two DOS810 in parallel with redundant power injection for fault‑tolerant outputs.

Contact Information Inquiries:
sales@powergearx.com |
+86 18030005825 (WhatsApp)

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