Product Overview
The Allen-Bradley 1746-FIO4I is a fast analog combination module designed to enhance the functionality of the SLC 500 series controllers. This module features two analog input channels with 12-bit resolution and two 14-bit resolution analog output channels. It supports both voltage and current input signals, providing flexibility for a wide range of industrial applications. Ideal for systems with limited space, the 1746-FIO4I consolidates both input and output capabilities into a single, compact module.
Key Features & Specifications
Inputs
- Number of Inputs: Two (2)
- Signal Type: Voltage (0-10 VDC) or current (0-20 mA)
- Resolution: 12-bit
- Maximum Voltage: ±7.5V DC
- Maximum Current: 30 mA
Outputs
- Number of Outputs: Two (2)
- Signal Type: 0-20 mA
- Resolution: 14-bit
- Output Range: 0-20 mA (with 21 mA full-scale output and 5% overrange capability)
Accuracy
- Input Accuracy: ±0.440% of full scale at 25°C
- Output Accuracy: ±0.298% of full scale at 25°C
Conversion Time
- Input Conversion: 7.5 µs every 512 µs
- Output Conversion: 2.5 ms at 95% (100 µs step response)
Other Specifications
- Bandwidth: 7 kHz
- Update Time: 512 ms
- Wiring: Shielded, Belden #8761 (recommended), with a maximum wire size of 14 AWG (2.5 mm²)
- Backplane Current: 55 mA at 5V, 150 mA at 24V
- Isolation: 500V DC isolation between channels and backplane
- Ambient Conditions:
- Operating Temperature: -20°C to 60°C
- Humidity: 5-95% non-condensing
- Enclosure Type: Open-type enclosure, mounted on a chassis
- LED Indicators: For operational status
Compatible Hardware
- Controllers: Compatible with SLC 500 Fixed and Modular Controllers, including models 1747-L20, 1747-L30, and 1747-L40.
- I/O Modules: Works with a wide range of I/O modules in the SLC 500 family.
Applications
- Automation Systems: Suitable for systems requiring efficient analog I/O control, such as manufacturing automation and process control.
- Space-Constrained Environments: Ideal for applications with limited expansion space, as it combines both input and output functions in a single module.
Technical Specifications
| Feature | Specification |
|---|---|
| Input Channels | Two (2) 12-bit channels |
| Output Channels | Two (2) 14-bit channels |
| Input Signal Types | 0-10 VDC or 0-20 mA |
| Output Signal Type | 0-20 mA |
| Accuracy (Input) | ±0.440% at 25°C |
| Accuracy (Output) | ±0.298% at 25°C |
| Conversion Time (Input) | 7.5 µs every 512 µs |
| Conversion Time (Output) | 2.5 ms at 95% |
| Bandwidth | 7 kHz |
| Wiring | Shielded, Belden #8761 (max 14 AWG) |
| Ambient Temperature | -20°C to 60°C |
| Humidity | 5-95% non-condensing |
| Enclosure Type | Open-type, chassis-mounted |
Frequently Asked Questions (FAQ)
Q1: How many input channels does the 1746-FIO4I module have?
A1: The 1746-FIO4I module has two (2) analog input channels.
Q2: What types of signals can the 1746-FIO4I module handle?
A2: The 1746-FIO4I supports voltage (0-10 VDC) and current (0-20 mA) input signals.
Q3: Can I use the 1746-FIO4I with different SLC 500 controllers?
A3: Yes, it is compatible with various SLC 500 controllers, including the 1747-L20, 1747-L30, and 1747-L40 models.
Q4: What is the maximum voltage for the input channels?
A4: The input channels support a maximum voltage of ±7.5V DC.
Q5: What is the resolution of the input and output channels?
A5: The input channels have a 12-bit resolution, while the output channels have a 14-bit resolution.
Details
| Weight | 0.6 kg |
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