Introduction to Honeywell 261A1812P002
261A1812P002 Product Introduction
Honeywell 261A1812P002 is an explosion-proof input/output (I/O) module specifically engineered for hazardous industrial environments. As a critical component of Honeywell’s distributed control system (DCS), it serves as a reliable interface between field devices and the central control system, specializing in contact input signal acquisition. This module is designed to meet the rigorous MIL-PRF-32226 specification, ensuring stable performance in explosive atmospheres commonly found in petroleum, chemical, and other process industries. Its explosion-proof design enables safe operation in hazardous locations, while the rugged industrial-grade construction provides resistance to harsh environmental factors such as dust, moisture, and electromagnetic interference. Fully compatible with Honeywell’s DCS platforms, it facilitates seamless integration into existing control systems, supporting efficient and secure process monitoring and control.
261A1812P002 Technical Specifications
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Product Model: 261A1812P002
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Product Type: Explosion-Proof Contact Input I/O Module (Honeywell Industrial Automation Series)
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Core Functions: Contact input signal acquisition; Explosion-proof protection for hazardous environments; Stable data transmission between field devices and DCS; Built-in fault detection; Compliance with military specification MIL-PRF-32226
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Connection & Installation: Compatible with Honeywell DCS systems; Standard industrial connection interfaces; Explosion-proof wiring terminals; Suitable for fixed installation in hazardous locations
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Electrical Specifications: Power Supply: 24VDC (typical for industrial I/O modules); Input Type: Contact input; Signal Response Time: ≤5ms; Communication Protocol: Compatible with Honeywell DCS proprietary protocols; Certifications: Explosion-proof certification, MIL-PRF-32226 compliant, CE
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Environmental Ratings: Operating Temperature: -20°C to 70°C; Storage Temperature: -40°C to 85°C; Relative Humidity: 5% – 95% (non-condensing); Protection Rating: IP65 (explosion-proof enclosure); Suitable for hazardous locations (explosive gas atmospheres)
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Mechanical Details: Housing Material: Explosion-proof metal alloy; Dimensions: Compact design for space-constrained installations; Weight: Approximately 0.8kg
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261A1812P012: Explosion-proof contact input I/O module, same series as 261A1812P002
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