Schneider BMXDDI3232 Discrete Input Module
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| Mobile | +8613666084105 | |||||||
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| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | Discrete Input Module |
| Manufacturer | Schneider Electric |
| Model | BMXDDI3232 |
| Product Series | Modicon X80 |
| Number of Input Channels | 32 |
| Input Type | Isolated Discrete Inputs |
| Input Logic | Positive Logic or Negative Logic |
| Rated Input Voltage | 12 VDC / 24 VDC |
| Input Current | 3.3 mA |
| Input Mode | Sink Input (Positive Logic) / Source Input (Negative Logic) |
| Input Impedance | 7.27 kΩ |
| Logic 1 Voltage | Positive Logic ≥10 V; Negative Logic ≤-10 V |
| Logic 1 Current | ≥2 mA |
| Logic 0 Voltage | Positive Logic ≤5 V; Negative Logic ≥-5 V |
| Logic 0 Current | ≤1.5 mA |
| Sensor Compatibility | 2-wire and 3-wire proximity sensors compliant with IEC 61131-2 Type 3 |
| Sensor Supply Voltage | 19–30 VDC |
| Sensor Voltage Monitoring | <14 VDC indicates sensor supply fault; >19 VDC indicates normal condition |
| Typical Response Time | 4 ms |
| Maximum Response Time | 7 ms |
| Insulation Resistance | >10 MΩ at 500 VDC |
| Power Dissipation | 4.7 W |
| Typical Current Consumption | 100 mA at 3.3 VDC |
| Input Parallel Connection | Supported |
| External Protection | 0.5 A fast-blow fuse recommended for each channel group |
| Connection Type | 40-pin removable terminal connection |
| Status Indicators | RUN, ERR, I/O and individual channel diagnostic LEDs |
| Mounting | Modicon X80 rack |
| Operating Temperature | 0 to 60°C |
| Operating Altitude | Up to 2000 m; derating required above 2000 m according to application conditions |
| MTBF | Approx. 2,200,000 hours |
| Typical Applications | PLC control, equipment status monitoring, sensor signal acquisition, industrial automation and process control |
| Compatible Systems | Modicon M340, Modicon M580 and X80 I/O systems |
| Dimensions | 120 × 32 × 104 mm |
| Weight | 0.137 kg |
FAQ
1. What is the Schneider BMXDDI3232 mainly used for?
The BMXDDI3232 is a 32-channel discrete input module designed to acquire digital signals from field devices such as switches, proximity sensors and limit switches. It transfers these ON/OFF signals to the Modicon control system for equipment monitoring, sequencing, interlocking and other automation functions.
2. What input voltages are supported by the BMXDDI3232?
The BMXDDI3232 supports 12 VDC and 24 VDC discrete input signals and can operate with either positive-logic or negative-logic configurations. For positive logic, an input voltage of 10 V or higher can be recognized as logic 1, while negative logic uses a corresponding negative voltage threshold.
3. What types of sensors can be connected to the BMXDDI3232?
The module supports 2-wire and 3-wire proximity sensors that meet the applicable IEC 61131-2 Type 3 requirements. Before wiring, the sensor output type, supply voltage, polarity and current characteristics should be checked against the module’s input specifications.
4. What is the input response time of the BMXDDI3232?
The typical input response time is approximately 4 ms, with a maximum response time of about 7 ms. This makes the module suitable for common industrial applications such as equipment status detection, position sensing, sequence control and interlocking, while high-speed applications should also consider the PLC scan cycle and overall system response.
5. How does the BMXDDI3232 monitor the sensor supply voltage?
The module provides sensor voltage monitoring to help identify field power problems. A sensor supply voltage above 19 VDC is generally considered normal, while a voltage below 14 VDC can indicate a sensor supply fault. If an abnormal condition is detected, the 24 VDC supply, common connections, fuse and field wiring should be checked.
6. Are the input channels of the BMXDDI3232 isolated?
The BMXDDI3232 uses isolated discrete input circuitry for field signal acquisition. Proper grounding, common-terminal wiring and signal routing are still important because incorrect field wiring or electrical interference can affect signal detection even when the input circuit itself provides isolation.
7. What should be checked if one BMXDDI3232 input channel does not detect a signal?
Start by measuring the actual voltage at the affected input channel and confirming that the connected sensor is producing the expected output. Then inspect the 40-pin terminal connection, sensor power supply, common connection and external protection. If the field voltage meets the required logic threshold but the PLC still shows the input as OFF, check the channel LED, module I/O status and PLC diagnostic information to determine whether the problem is related to the wiring, sensor or input module.
8. What should be considered when installing or replacing a BMXDDI3232?
Before installation or replacement, make sure the relevant control and field circuits are safely de-energized and verify the module reference and 40-pin terminal wiring. After power is restored, check the RUN, ERR and I/O indicators before testing the individual input channels. Each connected sensor should then be activated and its field status compared with the corresponding PLC input status to confirm correct operation.
Schneider BMXDDI3232 Discrete Input Module is in stock. Please contact us for a quick quote and competitive pricing.
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666084105 | |||||||
| +8613666084105 | ||||||||
| 13950166376 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Company Introduction
Xiamen Shengruite Trading Co., Ltd. is a company specializing in the supply of industrial PLC spare parts.
We provide high-quality PLC spare parts to customers in the global manufacturing, energy and power, chemical and other fields.
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