Introduction to HONEYWELL SDI-1624
SDI-1624 Product Overview
The HONEYWELL SDI-1624 is a high-performance 16-channel digital input module belonging to Honeywell’s FC series, specifically designed for industrial automation control systems and distributed control systems (DCS) such as Experion PKS. As a key component for discrete signal acquisition, it specializes in receiving and converting digital signals from field devices like limit switches, proximity sensors, and pushbuttons into a format processable by the central controller. This module features 16 isolated input channels with flexible 2-wire and 3-wire configuration support, enabling seamless connection with various types of industrial sensors. Equipped with advanced photoelectric isolation technology and strong anti-electromagnetic interference capabilities, it ensures stable and reliable signal transmission even in harsh industrial environments with dust, humidity, and strong electromagnetic radiation. Built-in diagnostic functions allow real-time monitoring of channel status, facilitating quick fault location and reducing maintenance time. Its compact modular design supports standard DIN rail mounting, simplifying installation and system expansion.
SDI-1624 Technical Specifications
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Product Model: SDI-1624
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Product Type: 16-channel Digital Input Module (FC Series Industrial Automation I/O Module)
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Core Functions: 16-channel discrete signal acquisition; Real-time channel status monitoring and fault diagnosis; Photoelectric isolation for anti-interference protection; Flexible 2-wire/3-wire device connection; Seamless integration with DCS/PLC systems
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Input Specifications: Channel Quantity: 16 isolated channels; Input Voltage: 24VDC (±15%); Input Current: 7mA at 24VDC; Input High Level: >15VDC; Input Low Level: <9VDC (I<2mA); Response Time: Typical 10ms; Input Signal Type: Sink/source (configurable)
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Power Supply: Operating Voltage: 24VDC (external); Auxiliary Power: 5VDC, 8mA; Total Power Consumption: Approx. 20W
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Protection Features: Short-circuit protection (solid-state for 24VDC); Over-voltage protection; Photoelectric isolation between channels (isolation voltage: 2500VAC); Anti-electromagnetic interference (EMI) design
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Environmental Limits: Operating Temperature: -40°C to +70°C; Storage Temperature: -40°C to +85°C; Relative Humidity: 5% – 95% (non-condensing); Protection Rating: IP65 (dustproof and waterproof)
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Mechanical Details: Mounting Type: Standard DIN rail mounting; Dimensions (L×W×H): Approx. 110mm × 60mm × 25mm; Net Weight: Approx. 0.2kg
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Compatibility & Certifications: Seamless integration with Honeywell Experion PKS DCS and C300 controller; Complies with IEC 61131-2 standard; CE and UL Certified
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