Product Details
Description
The SPDSI22 module offers 16 isolated digital inputs to monitor devices like motor starters, limit switches, and pushbuttons. It converts field signals into digital data with robust isolation and filtering, ensuring reliable operation in power generation and large-scale industrial environments.
Specifications
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Manufacturer: ABB
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Country of Origin: Switzerland
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Model Number: SPDSI22
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Product Series: Symphony Plus / Harmony
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Module Type: Digital Input (DI) Interface
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Input Channels: 16 Isolated Points
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Signal Voltage: Supports 24VDC, 48VDC, or 125VDC configurations
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Approximate Weight: 0.60 kg
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Power Consumption: 5V DC @ 150mA (System Backplane)
Features
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Multi-Channel Monitoring: 16-channel architecture maximizes slot density, reducing the footprint within the control cabinet.
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Galvanic Isolation: Provides robust electrical separation between field inputs and system logic to protect against voltage transients.
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Signal Debouncing: Integrated hardware and software filtering prevent false triggering caused by mechanical contact jitter.
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Visual Status Indicators: Onboard LED array provides instant verification of individual channel activity and module health status.
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Flexible Integration: Fully compatible with Harmony Module Mounting Units (MMU) for seamless installation in both new and legacy INFI 90 systems.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Redundant Automation Systems: Core Architecture, Business Value, and Technical Advantages
Unplanned downtime poses a major financial threat to process manufacturing. To prevent costly interruptions, engineers deploy redundant PLC and DCS architectures that ensure continuous operation when hardware fails. This technical guide explores redundancy principles, critical system nodes, and real-world scenarios.
Preventing Emergency Stop Spurious Trips in Industrial Control Systems
Emergency Stop pushbuttons use Normally Closed contacts for fail-safe safety, but mechanical wear can cause costly spurious trips. This technical guide examines E-Stop contact failure root causes, redundant hardware setups, PLC logic monitoring, and maintenance strategies to maximize plant availability.
Why 24V DC Is the Universal Standard for Industrial Automation Power Supplies
Industrial manufacturing requires continuous uptime to prevent equipment damage. Unlike AC power, 24V DC circuits seamlessly integrate with UPS units and battery banks. During main grid failures, a 24V DC backup system instantly maintains PLC memory, instrument loops, and critical safety valves without interruption.