The Allen-Bradley 1794-IE8 is a Flex I/O analog input module. It has Eight (8) Voltage / Current single-ended input channels. It receives analog signals such as 0-20 mA, 4-20 mA, +/- 10VDC and 0-10VDC. It is compatible for use with Flex I/O communication adapters and installed to terminal bases such as 1794-TB2, -TB3, -TB3S, -TB3T, -TB3TS.
| Indicators: | 1 green/red power/status indicator |
| Input type: | 0 to 20 mA; 4 to 20 mA; +/- 10VDC; 0 to 10 VDC |
| Conversion Type: | Successive Approximation |
| Data Format: | 16 bit 2’s complement, left justified |
| Resolution: | 12 bits unipolar; Voltage: 11 bits plus sign bipolar 2.56mV/cnt unipolar; Current: 5.13mV/cnt bipolar 5.13?A/cnt |
| Absolute Accuracy: | 0.20% full scale @ 25 °C |
| Accuracy Drift with Temperature: | Voltage Terminal – 0.00428% Full Scale/°C Current Terminal – 0.00407% Full Scale/°C |
| Terminal base: | 1794-TB2, 1794-TB3, and 1794-TB3S, 1794-TB3T, 1794- TB3TS |
| No. of inputs: | Eight (8) Single Ended |
| External DC supply, nom: | 24V DC |
| External DC supply range: | 10.0…31.2V DC (includes 5% AC ripple) |
| Mounting: | DIN Rail |
| Wire Size: | Determined by installed terminal base |
| Operating Temperature: | 0 to 55 C (32 to 131 F) |
| Storage Temperature: | –40…85 °C (–40…185 °F) |
| Vibration: | 5g @ 10 to 500 Hz |
| Product Description: | Flex IO High Density Analog Input Module |
| Brand | Allen-Bradley |
| Part Number/Catalog No. | 1794-IE8 |
| Product Type | Flex I/O High-Density Analog Module |
| Inputs | 8 Single-ended |
| Resolution Voltage Current | 5.13 Amps/cnt |
| Conversion Rate | 256 seconds |
| Input Current Terminal | 4 to 20 mA |
| Input Voltage Terminal | +/- 10 Volts |
| FlexBus Current | 60 mA |
| External DC Power Supply | 60 mA at 24 Volts DC |
| Isolation Voltage | 50 Volts Continuous |
| Power Dissipation | 3.0W at 31.2 Volts DC |
| Thermal Dissipation | 10.2 BTU/hour at 31.2 Volts DC |
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