8201-HI-IS intrinsically safe industrial control module
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8201-HI-IS intrinsically safe industrial control module
The 8201-HI-IS is an intrinsically safe industrial control module, specifically engineered to operate in hazardous areas where the presence of flammable gases, vapors, or dusts creates a risk of explosion. It is part of a comprehensive range of safety-critical components designed for use in complex control systems, particularly those that require compliance with ATEX and IECEx standards.
Model 8201-HI-IS
Brand EMERSON
Type Intrinsically Safe Control Module
Power Supply 24V DC (intrinsically safe isolated)
Operating Temperature -40°C to +70°C
Mounting DIN rail (35mm)
Dimensions 110mm x 80mm x 60mm (W x H x D)
Weight 280 grams
Interfaces 4 x 4-20mA analog inputs, 2 x digital outputs, 1 x Ethernet
Certifications ATEX, IECEx, UL Class I Div 1
Cooling Natural convection
Environmental Rating IP20 (when mounted in enclosure)
The 8201-HI-IS is an intrinsically safe industrial control module, specifically engineered to operate in hazardous areas where the presence of flammable gases, vapors, or dusts creates a risk of explosion. It is part of a comprehensive range of safety-critical components designed for use in complex control systems, particularly those that require compliance with ATEX and IECEx standards.
8201-HI-IS
This module fits into the architecture of safety instrumented systems (SIS) and distributed control systems (DCS) in hazardous locations, acting as a bridge between field devices like sensors and actuators and the central control unit. What makes the 8201-HI-IS valuable is its ability to provide accurate control signals while ensuring that all electrical energy within the module is limited to levels that can’t ignite the surrounding explosive atmosphere. For engineers and integrators working in hazardous environments, this module eliminates the need for expensive and bulky explosion-proof enclosures, simplifying system design and reducing installation costs.
8201-HI-IS
Main features and advantages:
One of the key technical features of the 8201-HI-ISis its exceptional intrinsic safety performance. It is certified to meet the highest standards for hazardous area classification, ensuring that it can be safely used in even the most critical Zone 0 and Zone 1 environments. The hardware design is robust, with a compact form factor that allows for easy installation in space-constrained control cabinets common in hazardous areas. Its rugged construction resists corrosion from harsh chemicals, making it suitable for use in coastal refineries or chemical plants with aggressive atmospheres.
In terms of functional performance, the 8201-HI-IS offers fast response times, with signal processing delays of less than 10 milliseconds, ensuring that critical control actions are executed without hesitation. It supports a wide range of input and output signals, including 4-20mA analog signals and digital signals, making it compatible with a variety of field sensors and actuators. Long-term reliability is enhanced by its advanced surge protection, which safeguards the module against voltage spikes common in industrial environments, extending its service life even in harsh conditions.
8201-HI-IS
Technical specifications:
Model 8201-HI-IS
Brand EMERSON
Type Intrinsically Safe Control Module
Power Supply 24V DC (intrinsically safe isolated)
Operating Temperature -40°C to +70°C
Mounting DIN rail (35mm)
Dimensions 110mm x 80mm x 60mm (W x H x D)
Weight 280 grams
Interfaces 4 x 4-20mA analog inputs, 2 x digital outputs, 1 x Ethernet
Certifications ATEX, IECEx, UL Class I Div 1
Cooling Natural convection
Environmental Rating IP20 (when mounted in enclosure)
Contact Us Phone:+86 16626708626 WeChat/WhatsApp:+86 16626708626 Email: 3772179818@qq.com
8201-HI-IS
Application areas:
In the hazardous environments of chemical processing plants, where even a tiny spark can trigger catastrophic consequences, reliable and intrinsically safe equipment is non-negotiable. Imagine a facility handling volatile solvents, where every sensor reading and control signal must be transmitted without any risk of igniting the surrounding atmosphere. This is where the8201-HI-IS proves its worth. It is extensively used in industrial automation setups within explosive atmospheres, such as oil refineries, gas processing plants, and pharmaceutical manufacturing units that deal with flammable ingredients.
In oil refineries, the 8201-HI-IS plays a vital role in monitoring the pressure and flow of crude oil in pipelines located in Zone 1 and Zone 2 hazardous areas. Its ability to operate without generating sparks ensures that it doesn’t pose a threat even if there’s a leak of flammable gases. Similarly, in gas processing plants, where methane and other combustible gases are present, this product is used to control the valves that regulate the flow of gases, providing precise and safe operation. The 8201-HI-IS is designed to address the unique challenges of these environments, offering stable performance and reliable data transmission that engineers and plant managers depend on to keep operations running smoothly while adhering to strict safety standards.
8201-HI-IS
Related products:
8201-LO-IS – A lower-channel variant of the same family, ideal for smaller hazardous area control loops.
8202-HI-IS – Offers additional communication protocols, designed for integration with advanced DCS platforms.
8201-HI-IS-EXT – Extended temperature range version, suitable for arctic or desert hazardous environments.
8250-IS – Intrinsically safe barrier module that works with the 8201-HI-IS to provide additional isolation for field devices.
8300-IS-HMI – Intrinsically safe human-machine interface compatible with the 8201-HI-IS for local control in hazardous areas.
8100-PS-IS – Intrinsically safe power supply unit that ensures stable power to the 8201-HI-IS in hazardous locations.
8400-IS-CAB – Shielded cable assembly specifically designed for secure connections with the 8201-HI-IS in explosive atmospheres.
8201-HI-IS
Installation and maintenance:
Before installing the 8201-HI-IS, ensure that the control cabinet is rated for the hazardous area classification of the installation site. Verify that all incoming and outgoing wiring is properly shielded and terminated in intrinsically safe junction boxes to maintain the module’s safety integrity. Check that the mounting rail is securely grounded to prevent electrostatic discharge, which could compromise the intrinsic safety features.
For maintenance, conduct visual inspections every three months to check for signs of cable damage or loose connections, especially in areas with high vibration. Use the module’s built-in diagnostic LEDs to monitor operational status monthly; any abnormal indicators should be addressed promptly. Firmware updates must be performed by certified technicians using intrinsically safe programming tools to avoid introducing electrical hazards. Ensure that all maintenance activities are carried out during scheduled shutdowns when the hazardous area is declassified.
WhatsApp: +86 16626708626
Email: 3772179818@qq.com
Phone: +86 16626708626
