FLEX Ex I/O modules
Bulletin 1797 FLEX Ex™ Intrinsic Safety (IS) I/O provides flexibility for your hazardous application. Use FLEX Ex I/O with a FLEX Ex communication module installed in the hazardous area to gather data at its origin and transport it to the safe area with minimal wiring. Advanced diagnostics provide real-time status for easier troubleshooting.
Features
- Up to 16 I/O points per module
- Connect up to eight modules per assembly, for a maximum of 128 I/O
- Removal and Insertion Under Power (RIUP) lets you replace modules and make cable connections in the hazardous area while the system is in operation
- Each I/O module requires a terminal base for connection points for I/O wiring
Products
1797 FLEX Ex™ Digital I/O modules
- 4…16 points per module
- Variety of AC and DC voltages: 65...276V AC or 10...60V DC
- Isolated inputs and outputs
- Diagnostics on some modules
1797 FLEX Ex Analog I/O modules
- Configurable channels
- Selectable input filters
- On-board scaling
- HART (Highway Addressable Remote Transmitter) protocol support
- Thermocouple and RTD modules available
1797 FLEX Ex Specialty I/O modules
- Input frequency counter module available