
Schneider BMXP3420302 Modicon M340 CPU Module
The Schneider BMXP3420302 is a Modicon M340 Level 2 CPU. It offers CANopen and Ethernet ports, 3584 KB program memory, and fast 8.1 Kinst/ms scan speed for demanding industrial control tasks.
The BMXDDI1603 is a discrete input module from the Schneider Electric Modicon X80 series. This unit provides 16 input channels that accept 24 V DC signals with positive logic. Specifically, it works with both sink and source wiring, which simplifies panel design. Moreover, the module suits M340 and M580 controllers because both platforms share the X80 I/O family.
Furthermore, channel-to-channel isolation protects each input from electrical interference. As a result, the BMXDDI1603 performs well in noisy factory environments. Additionally, per-channel LEDs and a module status LED make troubleshooting fast and simple.
The module offers 16 discrete input channels rated for 24 V DC. Signal type supports sink or source configuration with positive logic. Because the signals are discrete, resolution and accuracy values do not apply.
Isolation is a key feature here. Each channel stays isolated from its neighbors, which prevents fault propagation across the module. Meanwhile, the module reports status through one LED per channel plus a general module LED.
Connection uses a 20-pin terminal block. This standard interface allows quick wiring and easy replacement. Furthermore, the terminal block design reduces installation time on site.
The BMXDDI1603 receives 24 V DC through the backplane or the field supply. Its power consumption is 2.6 W, and the bus current equals 110 mA at 24 V DC. These modest values help keep cabinet power budgets under control. Therefore, engineers can populate racks with multiple modules without oversized supplies.
Operating temperature ranges from 0°C to +60°C. Storage temperature spans -25°C to +70°C. Relative humidity stays between 5% and 95% without condensation. The protection rating is IP20, so the module belongs inside a clean control cabinet.
Physically, the unit measures 100 × 28 × 93 mm (H×W×D) and weighs 0.15 kg. Its slim 28 mm width saves valuable DIN rail space. Besides, the compact housing matches all other Modicon X80 modules for a uniform panel look.
First, mount the module onto a compatible X80 rack and tighten the retaining screws. Next, wire the 20-pin terminal block according to your sink or source scheme. Then, confirm the 24 V DC field supply polarity before powering the rack.
After power-up, check the module status LED and each channel LED. A correct input signal should light the matching channel indicator. Finally, configure the module inside EcoStruxure Machine Expert or Unity Pro. Always follow Schneider's grounding rules to preserve isolation performance.
1 × Schneider BMXDDI1603 Modicon X80 Discrete Input Module
1 × 20-pin terminal block
1 × Protective factory carton
Shipping methods: Fedex, UPS, DHL.
1. Which controllers work with the BMXDDI1603?
It works with Modicon M340 and M580 controllers. Both platforms share the Modicon X80 I/O family.
2. Does this module support sink and source wiring?
Yes. The 16 channels accept both sink and source configurations using positive logic at 24 V DC.
3. What isolation does the BMXDDI1603 provide?
The module offers channel-to-channel isolation. This design limits fault propagation and improves noise immunity.
4. How do I connect field wiring to the module?
Use the included 20-pin terminal block. It supports quick wiring and simple module replacement.
5. What shipping options are available?
We ship worldwide through Fedex, UPS, and DHL. Confirm stock and lead time before ordering.
| Brand Name | |
| Model No. | BMXDDI1603 |
| Product Type | Discrete Input Module |
| hasMerchantReturnPolicy | Adjust according to reality |
| Shippingdetails | Adjust according to reality |

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