About ALLEN BRADLEY 1746-IV32 High-Density, 32-Channel Digital DC Input Module
ALLEN BRADLEY 1746-IV32 High-Density, 32-Channel Digital DC Input Module
Technical Specifications
- Channels: 32 discrete inputs, organized into 4 isolated groups of 8 channels each.
- Input Type: Sourcing (PNP logic). It requires incoming +24V DC signals to trigger an input.
- Operating Voltage: 24V DC nominal (acceptable operating range is 10 to 30V DC).
- Backplane Current Draw: 50 mA (0.050 A) at 5V DC.
- Slot Consumption: Occupies a single slot in any standard 1746 SLC 500 chassis.
- Addressing: Occupies two full words in the RSLogix 500 data table (e.g., if installed in slot 3, it uses addresses
I:3.0/0 through I:3.0/15 for the first 16 points and I:3.1/0 through I:3.1/15 for the remaining 16).
High-Density Digital Input SolutionDesigned for demanding industrial environments, the 1746-IV32 supports 32 digital DC input channels within a compact SLC 500 standard form factor. Its robust input range and fast response time ensure reliable signal acquisition for process control systems.
Versatile Mounting and ConnectivityThe module features a removable terminal block for easy wiring and allows chassis or DIN rail mounting for flexibility. Compatibility with the SLC 500 series means seamless integration into your existing PLC architecture, streamlining upgrades and expansions.
FAQ's of ALLEN BRADLEY 1746-IV32 High-Density, 32-Channel Digital DC Input Module:
Q: How do I install the ALLEN BRADLEY 1746-IV32 into my PLC system?
A: Installation involves mounting the 1746-IV32 module onto your SLC 500 series chassis or DIN rail and wiring your digital input devices to the removable terminal block. Ensure that the module is securely fitted and the backplane connections are properly aligned for reliable communication.
Q: What input voltage range does the 1746-IV32 support?
A: The 1746-IV32 module operates on a nominal input voltage of 24V DC, with an acceptable voltage range between 10V DC and 30V DC, making it flexible for various DC-powered industrial sensors and switches.
Q: Where can the 1746-IV32 digital input module be used?
A: This module is designed for use in industrial automation systems, particularly within applications requiring high-density digital input acquisition in process control, manufacturing, or facility management environments.
Q: What is the process for wiring the inputs to this module?
A: Connect your field input devices (such as switches, sensors, or other digital devices) directly to the removable terminal block provided with the 1746-IV32. Properly label and secure each wire to ensure accurate signal mapping and optimal operation.
Q: When should this module be selected over other digital input modules?
A: Choose the 1746-IV32 when you require a high-density input solution (32 channels), particularly for applications that demand fast response times, robust isolation, and compatibility with the SLC 500 series PLCs.
Q: What benefits does the 1746-IV32 offer compared to conventional input modules?
A: Key advantages include its high channel density, rapid response time below 1 ms, strong input-to-logic isolation (500V AC), and convenient status LED indicators for each channel, improving diagnostics and system monitoring.