Our Bulletin 1794 FLEX™ I/O modules offer flexibility for your application with digital, analog, HART analog, and specialty I/O, with 4…32 points per module. You can mix and match digital and analog I/O with mounting and wiring options.
Overview
- Modular design provides the flexibility to select the I/O, termination style and network interface independently
- Supports a wide variety of applications with digital, analog and specialty modules
- Allows users to replace modules and make cable connections while the system is in operation with easy snap-on installation via Removal and Insertion Under Power (RIUP)
- FLEX I/O-XT™ extreme environment modules are rated for -20...+70 °C (-4...+158 °F) and are compatible with the ControlLogix-XT™ extreme environment system
- Conformal coated modules are available
- Each I/O module requires a terminal base for connection points for I/O wiring
1794 FLEX I/O Digital Modules
- Cover a wide electrical range
- Densities range from 8...32 points
- Isolated inputs or outputs, protected outputs, electronic fusing, or diagnostics available on some modules
1794 FLEX I/O Analog Modules
- Individually configurable channels
- Selectable input filters on many modules
- Single-ended or differential inputs
- On-board scaling
- Internal calibration
- Thermocouple, RTD, and HART (Highway Addressable Remote Transmitter) modules available
1794 FLEX I/O Specialty Modules
- Frequency modules
- Very high speed counter modules
- Pulse counter modules
Documentation
| Resource | Publication Number | Language |
|---|---|---|
| FLEX I/O and FLEX I/O XT Product Profile | 1794-PP019 |
Certifications
- ATEX
- C-Tick
- CE Marked
- ControlNet
- cULus Marked
- IECEx
- Marine certification
- Morocco
- ODVA
- RCM
- SIL 2
- UKCA
- UL Marked, Class I, Div 2
FLEX I/O conformal coated products meet or exceed the following standards:
- ANSI / ISA-S71.04-1985, Class G1, G2, and G3 environments
- CEI IEC 6065A-4 Class 1 and 2 environments
- UL 746E