Introduction to Honeywell SDI-1624
SDI-1624 Product Introduction
Honeywell SDI-1624 is a high-performance digital input/output module (or safety digital input module) designed for industrial automation control systems. It serves as a critical interface between field devices and the central control system, specializing in collecting digital signals from sensors, limit switches, buttons, and other devices, while also being capable of driving actuators, relays, and indicator lights when configured as a mixed I/O module. This module integrates 16 digital input channels (and optional 24 output channels) with flexible 2-wire and 3-wire configuration support, enhancing system integration and response efficiency. Equipped with advanced optoelectronic isolation technology and built-in fault diagnosis functions, it can quickly locate channel faults and issue alarms, ensuring stable operation even in harsh industrial environments with electromagnetic interference, dust, and humidity.
SDI-1624 Technical Specifications
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Product Model: SDI-1624
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Product Type: Safety Digital Input / Digital I/O Mix Module (Honeywell FC Series Industrial Automation)
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Core Functions: 16-channel digital signal acquisition; Optional 24-channel digital output control; Built-in fault diagnosis and alarm; Optoelectronic isolation protection; Anti-electromagnetic interference; Support for 2-wire/3-wire device configuration; Short-circuit and overvoltage protection
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Connection & Installation: Compatible with Honeywell Experion PKS system and C300 controller; Standard DIN rail mounting; Clear interface identification for easy wiring; RS-485 communication interface support
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Electrical Specifications: Power Supply: 24VDC ±15%; Input Signal Type: Sinking/sourcing (configurable); Input Logic Threshold: ON ≥15V, OFF ≤5V; Input Response Time: ≤3ms (adjustable filtering); Output Type: Transistor (sourcing); Maximum Output Current: 0.5A per channel, 4A total per common; Communication Protocols: Modbus TCP/IP; Certifications: CE, UL compliant
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Environmental Ratings: Operating Temperature: -40°C to 70°C; Storage Temperature: -40°C to 85°C; Relative Humidity: 5% – 95% (non-condensing); Protection Rating: IP65
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Mechanical Details: Housing Material: Industrial-grade high-strength metal; Dimensions: 162mm × 100mm × 24mm; Weight: Approximately 0.3kg
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