The Allen-Bradley 1794-IE12 is a high-performance analog input module within the FLEX I/O family, designed for distributed control systems requiring reliable signal acquisition. This 12-channel module accepts voltage and current inputs, including 0-10V, ±10V, 0-20mA, and 4-20mA, with a 16-bit resolution for exceptional accuracy. The 1794-IE12 supports hot-swapping, allowing field replacement without powering down the backplane, and integrates seamlessly with ControlLogix, CompactLogix, and other Rockwell Automation controllers via FLEX I/O adapters. Its robust construction ensures stable operation in temperatures from -20°C to +60°C, making it suitable for factory floors, oil and gas, and water treatment facilities. With built-in diagnostics and over-range detection, the 1794-IE12 enhances system reliability and simplifies maintenance.
| Parameter |
Specification |
| Model Number |
1794-IE12 |
| Product Type |
FLEX I/O Analog Input Module |
| Number of Input Channels |
12 (differential) |
| Input Signal Ranges |
0-10V, ±10V, 0-20mA, 4-20mA |
| Resolution |
16-bit sigma-delta A/D converter |
| Accuracy |
±0.1% of full scale at 25°C |
| Input Impedance |
Voltage: >1 MΩ; Current: 250 Ω |
| Common Mode Voltage |
±30V max between channels |
| Update Rate |
All channels: 50 ms (typical) |
| Isolation |
500V AC between channel and backplane |
| Power Consumption |
5V DC: 100 mA; 24V DC: 50 mA (from backplane) |
| Operating Temperature |
-20°C to +60°C |
| Storage Temperature |
-40°C to +85°C |
| Relative Humidity |
5% to 95% non-condensing |
| Vibration Resistance |
5g at 10-500 Hz |
| Shock Resistance |
30g peak, 11 ms duration |
| Mounting |
DIN rail or panel mount (FLEX I/O backplane) |
| Connector Type |
Removable terminal block (1794-TB3 or 1794-TB3S) |
| Certifications |
UL, CSA, CE, ATEX (Zone 2), IECEx |
| Compatible Backplanes |
1794-IB16, 1794-IF4I, 1794-OB16, and all FLEX I/O adapters |
| Weight |
Approximately 0.25 kg (0.55 lbs) |
| Dimensions |
Approximately 94 mm x 60 mm x 30 mm (H x W x D) |
What Does Our Clients Say
Mitsubishi MR-J4
Laura Navas
Great product!
2019/12/01
Keyence sensor
EQDR SALES
Original and fast!
2020/02/22