Description: The Allen-Bradley 1746-NI8 is a SLC 500 Analog I/O Module. This Analog I/O Module has Eight (8) non-isolated differential, voltage or current selectable input channels. This module occupies single slot of the SLC 500 chassis and compatible with fixed or modular style hardware
| Manufacturer | Rockwell Automation |
| Brand | Allen-Bradley |
| Part Number/Catalog No. | 1746-NI8 |
| Series | SLC 500 |
| Module Type | Analog I/O Module |
| Inputs | 1746-NI4 |
| Backplane Current (5 Volts) | 200 milliamps |
| Input signal Category | -20 to +20 mA (or) -10 to +10V dc |
| Backplane Current (24 Volts DC) | 100 milliamps |
| Input Filter Frequencies | 1 Hz, 2 Hz, 5 Hz, 10 Hz, 20 Hz, 50 Hz, 75 Hz |
| Bandwidth | 1-75 Hertz |
| Chassis location | Any I/O module slot except slot 0 |
| Update Time | 6 milliseconds |
| Resolution | 16 bits |
| Backplane Current | (5 Volts) 200 mA;(24 Volts DC) 100 mA |
| Step Response | 0.75-730 milliseconds |
| Conversion type | Successive approximation, switched capacitor |
| Applications | Combination 120 Volts AC I/O |
| Input Types, Voltage | 10V dc 1-5V dc 0-5V dc 0-10V dc |
| Backplane Power Consumption | 14 Watts Maximum |
| Input Type, Current | 0-20 mA 4-20 mA 20 mA 0-1 mA |
| Input Impedance | 250 Ohms |
| Data Format | Engineering Units Scaled for PID Proportional Counts (-32,768 to +32,767 range), Proportional Counts (User Defined Range, Class 3 only). 1746-NI4 Data Form |
| LED Indicators | 9 green status indicators one for each of 8 channels and one for module status |
| Cable | 1492-ACABLE*C |
| Thermal Dissipation | 3.4 Watts |