Introduction to HONEYWELL 05701-A-0302
05701-A-0302 Product Overview
The HONEYWELL 05701-A-0302 is a high-reliability single-channel control card belonging to the System 57 series, specifically engineered for industrial automation and gas detection alarm systems. It serves as a critical component to receive, process and analyze 4-20mA input signals from field sensors, then generate corresponding relay or analog output signals for precise control and monitoring. Equipped with a user-friendly LCD display, this control card enables real-time status monitoring and parameter configuration, ensuring the stability and safety of industrial processes. With its compact design and robust performance, it is widely applied in petrochemical, chemical processing, and various industrial automation scenarios, seamlessly integrating with PLC/DCS systems to enhance process control efficiency.

05701-A-0302 Technical Specifications
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Product Model: 05701-A-0302
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Product Type: Single-Channel Control Card (System 57 Series)
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Core Functions: 4-20mA signal processing, relay/analog output control, real-time status monitoring, parameter configuration, system fault diagnosis
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Power Supply: 24VDC; Power consumption: <10W
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Signal Specifications: Input signal: 4-20mA; Output signal: Relay output, analog output
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Environmental Ratings: Operating temperature: -20°C to +55°C; Storage temperature: -40°C to +85°C; Relative humidity: 5% – 95% (non-condensing); Protection rating: IP65
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Mechanical & Installation: Mounting type: Plug-in design; Dimensions (L×W×H): Approx. 170mm × 25mm × 112mm; Net weight: Approx. 0.165kg; Housing material: Metal
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Performance Features: Fast response time (≤1ms); High measurement accuracy; Strong compatibility with PLC/DCS systems
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Certifications: CE certified; Complies with relevant industrial automation standards
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Compatibility: Seamlessly integrates with Honeywell System 57 series components; Supports connection to PLC/DCS systems
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Applications: Industrial automation systems, gas detection alarm systems, petrochemical plants, chemical processing facilities, process control and monitoring systems
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HONEYWELL 05701-A-0314: Event print module kit (RS232), enabling real-time printing of system events
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HONEYWELL 05704-A-0145: 4-channel control card, supporting simultaneous monitoring and control of multiple parameters
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HONEYWELL 05701-A-0550: System 57 calibration plug, used for calibration of System 57 series components
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HONEYWELL 05701-A-0405: Power supply unit, providing stable power for System 57 series modules









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