Allen-Bradley 1797-IE8NF FLEX Ex 8-Channel Analog Input Module
Product Basic Information:
- Manufacturer: Allen-Bradley
- Parent corporation: Rockwell Automation
- Catalog number: 1797-IE8NF
- Non-hyphenated part number: 1797IE8NF
- Product family/series: FLEX Ex / Bulletin 1797
- Product type: Analog current input module
- Module type: Intrinsically safe FLEX Ex analog input module with noise filtering
- Country of origin: Germany
Technical Specifications:
- Number of inputs: 8 single-ended
- Input isolation: Non-isolated between channels
- Input signal ranges: 0...20 mA or 4...20 mA
- Default input range: 0...20 mA
- Resolution: 16-bit
- Filtering: Fixed hardware filters with selectable firmware digital filters
- Diagnostic alarms: Underrange, overrange, remote fault, and local fault
- Channel fault indicators: 8 red LED indicators
- Power indicator: 1 green LED indicator
- Module field-side power consumption: 7.5 W
- Power dissipation: 5.2 W
- Thermal dissipation: 17.75 BTU/hr
- Intrinsically safe supply input: Less than 9.5 VDC
- Required terminal base: 1797-TB3 or 1797-TB3S
- Maximum conductor size: 4 mm² / 12 AWG stranded
Product Features:
- Eight analog input channels for process instrumentation signals
- Supports both 0-20 mA and 4-20 mA current signals
- 16-bit analog input resolution
- Noise-filtered IE8NF configuration for applications requiring enhanced signal filtering
- Fixed hardware filtering combined with selectable digital filtering
- Configurable data formats for integration with compatible programmable controllers
- Built-in underrange and overrange alarm capability
- Remote and local fault monitoring
- Individual channel fault indication through eight red LEDs
- Green LED provides module power status indication
- Designed for intrinsically safe FLEX Ex installations
Product Designed Use:
- Designed for intrinsically safe control and monitoring systems in hazardous industrial environments
- Used in process control, chemical processing, oil and gas, manufacturing, and industrial automation applications
- Designed to transfer analog field-device information to compatible Allen-Bradley programmable control systemsF
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