The Allen-Bradley 1797-IBN16 is a 16-point NAMUR discrete input module from the Flex Ex Series, designed for intrinsically safe applications in hazardous environments. It is ATEX-certified and suitable for use in Zone 1 and Zone 2 hazardous locations, providing safe and reliable signal processing for NAMUR-type sensors.
Technical Specifications
- Manufacturer: Allen-Bradley (Rockwell Automation)
- Model: 1797-IBN16
- Series: Flex Ex Series
- Input Type: NAMUR discrete input
- Number of Inputs: 16 points
- Voltage Rating: 8.2 V DC (sensor supply voltage)
- Current Rating: ≤ 8.2 mA per input
- Input Signal Type: For NAMUR sensors and dry contact switches
- Operating Temperature Range: Designed for harsh industrial environments
- Mounting Type: DIN rail mountable
- Communication: Compatible with Flex I/O systems
- Certifications: ATEX, IECEx, and UL-approved for hazardous locations
Key Features
- Supports NAMUR sensors for use in hazardous areas
- Intrinsic safety design for explosion-proof environments
- 16 discrete input points for flexible industrial control
- Built-in diagnostics for open circuit and short circuit detection
- Compact DIN rail mount for easy installation in control panels
- Compatible with Flex I/O and intrinsically safe control systems
- Low power consumption for energy-efficient operation
Compatible Systems & Components
- Allen-Bradley Flex Ex Series I/O Systems
- NAMUR Sensors and Intrinsically Safe Devices
- Process Automation and Hazardous Area Control Systems
- Rockwell Automation ControlLogix and PLC Systems
Industry Applications
- Oil & Gas and Petrochemical Processing
- Pharmaceutical and Chemical Industries
- Power Plants and Energy Management
- Mining and Heavy Industrial Operations
- Water and Wastewater Treatment Facilities
Installation & Operational Notes
- Designed for mounting on DIN rails in explosion-proof control panels
- Ensure proper wiring with intrinsically safe barriers if required
- Regular maintenance recommended for long-term reliability
- Follow Allen-Bradley installation guidelines for hazardous area operation
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TCI Supply is not an authorized Allen Bradley Distributor