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Product Overview
The Schneider Electric BMXDDI3202K is a high-density 32-channel discrete input module designed for use with the Modicon M340 PLC system. This module is built to efficiently interface with 24 V DC input signals, offering rapid and reliable signal acquisition for digital automation tasks.
Ideal for industrial applications requiring large-scale digital input management, the BMXDDI3202K provides enhanced scalability, modularity, and space efficiency while maintaining robust performance. Its compact design allows seamless integration into control panels, and its diagnostics and status indicators simplify maintenance and troubleshooting.
Key Features
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32 discrete input channels
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24 V DC source/sink input type
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Compatible with Modicon M340 PACs
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Fast response time for high-speed automation
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Diagnostics for open/short circuits and status LEDs per channel group
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Hot-swap capability for maintenance without system shutdown
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Compact footprint for space-constrained panels
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Conformal coating for improved durability in harsh environments
Technical Specifications
| Item | Specification |
|---|---|
| Model Number | BMXDDI3202K |
| Product Type | Discrete Input Module |
| Input Channels | 32 |
| Input Voltage | 24 V DC (nominal) |
| Voltage Range | 19.2 to 30 V DC |
| Input Type | Source (sink-compatible) |
| Input Impedance | Approx. 4.7 kΩ |
| Input Current (typical) | 5 mA per channel |
| Input Delay Time | < 1 ms |
| Isolation | 500 V (channel to internal logic) |
| Status Indicators | LED per 4-input group |
| Protection | Reverse polarity and short-circuit protection |
| Diagnostics | Yes (open circuit, short circuit detection) |
| Mounting Type | Backplane-mounted (M340 rack) |
| Power Dissipation | 3.3 W (typical) |
| Dimensions | Package size 52 x 110 x 115mm |
| Weight | 0.112 kg |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to +85°C |
| Relative Humidity | 5% to 95% non-condensing |
| Conformal Coating | Yes |
| Certifications | CE, UL, CSA, RoHS |
Industry Applications
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Manufacturing automation (assembly lines, robotics)
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Food and beverage processing plants
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Material handling and packaging systems
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HVAC and building automation
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Utilities and infrastructure (e.g., water treatment)
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Automotive and metal forming industries
Advantages
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High Channel Density: Handles 32 digital inputs in a single slot
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Quick Installation: Designed for fast mounting and wiring
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Reduced Panel Space: Slim profile conserves rack space
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Robust Diagnostics: Built-in LEDs and error detection simplify troubleshooting
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System Integration: Seamless operation with Modicon M340 and Unity Pro software
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Reliable Input Filtering: Prevents false triggering from noise
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Hot-Swap Capability: Enables maintenance without full system shutdown
Frequently Asked Questions (FAQ)
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What PLC series is the BMXDDI3202K compatible with?
It is designed for use with Schneider Electric Modicon M340 systems. -
How many discrete inputs does this module support?
It supports 32 digital inputs. -
What voltage range does it accept?
The input voltage range is 19.2 to 30 V DC. -
Can the module handle both sourcing and sinking inputs?
Yes, it is primarily source type but compatible with sink-type sensors. -
Is it hot-swappable?
Yes, the module supports hot-swap functionality for live replacement. -
Does it offer status indication for each input?
Status LEDs are provided for each group of four inputs. -
What software is used for configuration?
Schneider Electric Unity Pro or EcoStruxure Control Expert. -
Is conformal coating applied for protection?
Yes, to enhance durability in harsh environments. -
What is the typical current draw per channel?
Approximately 5 mA per input channel. -
What certifications does it carry?
It is certified with CE, UL, CSA, and RoHS compliance.
Related Models
| Model Number | Description |
|---|---|
| BMXDDI1602K | 16-channel, 24 V DC discrete input module |
| BMXDDI3202K | 32-channel, 24 V DC discrete input module |
| BMXDRA1605 | 16-channel relay output module |
| BMXDDO1602K | 16-channel, 24 V DC discrete output module |
| BMXDDO6402K | 64-channel, 24 V DC discrete output module |
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