Technical Overview
The Schneider 170 BDI 346 00 serves as a digital input module for the Momentum I/O automation platform. This module provides 16 isolated input channels that accept 24 VDC signals from field devices such as sensors, pushbuttons, and limit switches. Its compact design integrates seamlessly into Momentum I/O drop assemblies, offering reliable signal conditioning for discrete control systems. Additionally, the 170 BDI 346 00 features built-in diagnostic capabilities through its LED status indicators.
Key Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Schneider Electric |
| Product Type | Digital Input Module |
| Number of Inputs | 16 channels |
| Input Voltage | 24 VDC nominal (19.2–30 VDC range) |
| Input Current | 4.5 mA per channel at 24 VDC |
| Input Impedance | 5.3 kΩ |
| Response Time | ≤ 2 ms (OFF to ON) / ≤ 5 ms (ON to OFF) |
| Isolation | 500 VAC (channel-to-bus) |
| Power Supply | 24 VDC (external) |
| Current Consumption | 50 mA (from backplane) |
| Number of Modules per Drop | Up to 32 |
| Diagnostic LEDs | 16 channel status + module power |
| Dimensions (H x W x D) | 114 x 96 x 56 mm |
| Weight | 0.24 kg |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Protection Class | IP20 |
| Standards Compliance | CE, CSA, UL |
Input Architecture and Signal Processing
The Schneider 170 BDI 346 00 filters electrical noise from field signals, ensuring accurate state detection for reliable automation sequences. Each input channel includes an optical isolator that separates the field wiring from the internal control logic. Consequently, this isolation protects the backplane circuitry from electrical surges and transient spikes in harsh environments.
Integration and Expansion
This module connects directly to the Momentum I/O backplane, enabling simple drops assembly without complex wiring procedures. Each input channel includes an individual LED indicator that provides immediate visual feedback for each channel’s status. Its compact form factor allows dense installation in control panels with limited space, and the 16-channel density maximizes I/O points per drop.
Diagnostic and Monitoring Capabilities
Built-in diagnostics alert operators to wiring faults and module failures through the active LED indicators. Furthermore, the module supports online monitoring, allowing technicians to verify input states during system operation. The 170 BDI 346 00 ensures high reliability in process control, material handling, and packaging machinery applications where discrete sensing plays a critical role.
Details
| Weight | 0.24 kg |
|---|---|
| Dimensions | 114 × 96 × 56 mm |
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