ABB SPDSO14 Symphony Plus Digital Output Module

SKU SPDSO14

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12-month warranty
Free returns within 30 days

Manufacturer: ABB
Product No.: SPDSO14
Country of origin:India
Product Type: Digital Output Module
Barcode: 85389081
Payment: T/T, Western Union
Weight: 850g
Dimensions: 73.66 mm x 360.68 mm x 279.4 mm
Shipping port: Xiamen
Warranty: 12 months

The ABB SPDSO14 is a high-density Digital Output Module engineered for the Symphony Plus control system architecture. Operating within the HR Series (Harmony Rack) I/O range, this module provides 16 independent output channels configured as an open collector circuit design. It serves as a critical interface for driving field devices such as interposing relays, solenoids, indicators, and status inputs in rugged industrial automation environments.

Features

16 Digital Output Channels: High-density rack-mounted design maximizes control loop capacity within standard enclosure profiles.
Open Collector Configuration: Provides flexible external circuit integration, allowing loop voltages to match field device demands.
Symphony Plus Compatibility: Full native integration with Harmony Rack systems ensures high-speed backplane communications and diagnostics.
Compact Form Factor: Optimizes cabinet space while adhering to precise thermal dissipation and mechanical locking standards.

Applications

Power generation plants (boiler controls, turbine auxiliaries, and balance of plant signaling).
Water and wastewater treatment distribution networks and pump controls.
Petrochemical and refining processing sequence controls and interlocking systems.
General heavy industrial process automation requiring reliable open-collector digital switching.

Technical Specifications

Manufacturer	ABB
ABB Type Designation	SPDSO14
Channel Type	DO (Digital Output)
Number of Output Channels	16
Output Circuit Design	Open Collector
Product Net Depth / Length	73.66 mm
Product Net Height	360.68 mm
Product Net Width	279.4 mm
Product Net Weight	0.85 kg (Calculated)
Package Dimensions	410 mm x 320 mm x 110 mm (Calculated)
WEEE Category	5. Small Equipment (No External Dimension More Than 50 cm)
HS Code / Customs Tariff	85389081
Country of Origin	India

Installation Guidelines

CRITICAL WARNING: Isolate all external loop power supplies and de-energize the rack mounting backplane prior to card insertion or extraction. Failure to remove external loop voltage from open collector connections can result in accidental switching, module failure, or unpredictable field device activation.

1

Verify that the target subrack slot matches the digital output configuration defined in the Symphony Plus control strategy software.

2

Align the card edge carefully with the top and bottom guides of the Harmony Rack, then push firmly until the module is completely seated in the backplane connector.

3

Secure the module using the integral faceplate retaining fasteners to ensure robust grounding and vibration immunity.

4

Attach the termination unit wiring and apply external circuit power only after verifying load impedance specifications.

FAQ

What is the primary function of the open collector outputs on this module?

The open collector configuration acts as a solid-state switch to ground. It requires an external power supply and external load resistance, giving you flexibility in selecting different operating voltages for varied field devices.

Does this unit provide isolation between the individual output channels?

Open collector modules in this family typically share a common return path within the card or block grouping. Refer to your specific Symphony Plus termination unit wiring diagram to verify shared commons vs individual group isolation boundaries.

What happens to the outputs if the control system backplane communication fails?

The module enters a predefined failsafe state determined by its hardware configuration or system software parameters, which typically drops the open collector transistors into an open (off) condition to safely de-energize external loads.

View all FAQs →

Product Documentation

Technical Datasheet (PDF) Complete specifications and technical drawings.

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Returns & Warranty

30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
12-Month Warranty: Every industrial component is backed by our technical warranty.

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Global Express Shipping

Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).

For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Color pattern	Green
Country of origin	India
Power source	DC Power