Schneider Electric 416NHM30032A Technical Specifications
Product Model: 416NHM30032A
Manufacturer: Schneider Electric
Product Type: Multi-Bus PCI Adapter Card
Bus Interface: PCI
Compatible with: 5V and 3.3V PCI slots (universal slot design)
Compliant with PCI 2.1 specifications
Communication Ports:
Quantity: 2 independent ports
Type: RS-485/RS-232 configurable (via jumper or software settings)
Connector: 9-pin Sub-D (female)
Transmission Rate: 300 bps to 115.2 kbps
Supported Protocols: Modbus RTU, Modbus ASCII
Supports up to 32 slaves per port (RS-485)
Supports full/half duplex (RS-485)
Electrical Isolation: Ports isolated from the PCI bus (typically 500 Vrms)
Driver Support:
Operating Systems: Windows 2000, XP, Server 2003, 7, 8, 10 (32/64-bit)
Software Compatibility: Unity Pro, Vijeo Designer, Modsoft, Modwin
Status Indicators:
PCI bus activity LED
Transmit (TX) and receive (RX) LEDs for each port
Power Supply: Provided by the PCI slot (+5 VDC, +3.3 VDC)
Power Consumption: ≤2 W
Operating Temperature: 0°C to +55°C
Storage Temperature: -25°C to +70°C
Relative Humidity: 5% to 95% (non-condensing)
Mounting Method: Inserts into a standard PCI slot
Dimensions: Standard PCI card size (approximately 175 mm x 1.5 mm) 107mm)
Certification Standards: CE, FCC, UL, CSA
Schneider Electric 416NHM30032A Product Overview
To put it simply, the Schneider Electric 416NHM30032A is the “Modbus expert” of industrial PCs—a 2-port Multi-Bus PCI adapter card. It doesn’t perform control functions, but it does a crucial job: transforming an ordinary PC into a “super programmer” or “data acquisition station” for Schneider PLCs (such as Quantum, Premium, and M340). You’ll often see it in engineering workstations at power plants, water plants, and other industrial plants. Once plugged into a PCI slot, the driver installed, and the RUN light illuminates, the entire system is able to communicate with the PLC.
This card is designed specifically for applications requiring communication with Schneider Modbus devices. Whether downloading programs to a Quantum PLC using Unity Pro software, performing online monitoring, or building a SCADA system to collect field data, the 416NHM30032A is essential hardware. It provides two independent serial ports (RS-485/RS-232), allowing simultaneous connection to different networks or devices, such as connecting one port to a PLC programming port and the other to a field instrument.
Its key features are native protocol support and high compatibility. Using Schneider’s genuine drivers, it seamlessly integrates with software like Unity Pro, ensuring stable communication and minimal “port not found” or “communication timeout” errors. Support for both 5V and 3.3V PCI slots means it’s compatible with both new and modern industrial motherboards, allowing it to be used with both older computers and newer industrial PCs.
Port isolation (≥500Vrms) is another key advantage. It effectively isolates potential ground loop interference, surges, and noise in the field, protecting expensive PC motherboards and ensuring a clean communication link.
All communication activity is indicated by LED indicators (TX/RX), allowing you to quickly check whether data is being sent and received during debugging, making troubleshooting communication issues extremely convenient.
Now, a well-maintained 416NHM30032A can keep your engineering station PC connected and providing precise control. This truly represents an “industrial communication bridge.”
The Schneider Electric 416NHM30032A is a 2-port Multi-Bus PCI adapter card designed to enable industrial PCs to communicate with Schneider Electric PLCs (such as Quantum, Premium, and M340) using the Modbus protocol. It provides two independent serial ports (RS-485/RS-232 configurable) that support Modbus RTU and ASCII protocols, making it essential for programming, monitoring, and data acquisition tasks. Its key advantage is native compatibility with Schneider’s software suite (Unity Pro, Vijeo Designer), ensuring reliable and seamless communication. The card is universal PCI (supports both 5V and 3.3V slots), offering broad compatibility with legacy and modern industrial PCs. Electrical isolation (≥500Vrms) between the ports and the PCI bus protects the host computer from field noise and surges. With status LEDs for bus and port activity, it simplifies commissioning and Troubleshooting. As a critical component in engineering stations and SCADA systems, the 416NHM30032A provides the robust connectivity needed for efficient industrial automation.
Key Features and Advantages
The 416NHM30032A’s greatest strengths are its connectivity and stability. With its factory-installed drivers, it seamlessly integrates with Unity Pro, ensuring flawless communication.
Its dual-port design is a killer feature. It can connect to two networks simultaneously, allowing you to download programs on one port while collecting data on the other, doubling your efficiency.
The universal PCI slot is also compatible with both 5V and 3.3V, allowing it to plug into both old industrial computers and new PC motherboards, ensuring compatibility.
It also offers high isolation. The port is isolated from the computer motherboard, preventing field interference and preventing blue screens.
Spare parts are hard to find these days, but with a reliable 416NHM30032A, your engineering station will be able to connect and download programs—a truly “highly compatible choice.”
Applications
The Schneider Electric 416NHM30032A is primarily used in applications requiring communication with Schneider Electric PLCs.
PLC Programming and Debugging: Use Unity Pro software to connect to Quantum/Premium/M340 PLCs for programming, downloading, and online monitoring.
SCADA/HMI Systems: Use it as a data acquisition card to connect to field Modbus instruments and RTUs.
Industrial PC Upgrade: Add Modbus communication capabilities to older industrial computers.
Testing and Maintenance: Connect to PLCs for functional testing in repair shops.
OEM Equipment: Integrate into dedicated control equipment to enable communication with Schneider systems.
The 416NHM30032A is the preferred choice for any application requiring communication between a PC and Schneider Electric Modbus devices.
Selection Guide/Purchasing Recommendations
When choosing the 416NHM30032A, ensure your PC has an available PCI slot. Nowadays, most new computers use PCIe, so you may need an older industrial computer or a motherboard with PCI slots.
The key is drivers. Make sure your operating system (Windows version) has available drivers. While official support extends back to Windows 10, you may need compatibility mode or community drivers for Windows 11.
Condition is crucial. The 416NHM30032A has been discontinued, and most of the components on the market are disassembled parts. Look for one with unoxidized gold fingers, an undamaged casing, and intact LEDs. Before installing it, it’s best to power it on and test whether it’s recognized by the system and whether the TX/RX lights are blinking.
Remember, this card is an engineer’s bread and butter. If it breaks, the PLC won’t be able to connect. It’s recommended to have an extra card on hand so that if something goes wrong, you can replace it in half an hour, install the driver, and recover instantly. That’s the confidence of a skilled engineer.
FAQ
Q: What operating systems does the 416NHM30032A support?
A: Windows 2000, XP, 7, 8, and 10 (32/64-bit) are officially supported. Windows 11 may require compatibility mode or unofficial drivers.
Q: Is the port RS-485 or RS-232?
A: Both ports can be configured as RS-485 or RS-232 via jumpers or software.
Q: Do I need to install a driver?
A: Yes. You must install the Schneider-provided driver to create a COM port in the system and recognize it in software like Unity Pro.
Q: Can I still buy a brand new 416NHM30032A?
A: The original manufacturer has discontinued production. “Brand new” products are often new stock or disassembled parts. We only offer reliable products that have been functionally tested (system recognition and LEDs are functioning properly).
Related Products
416NHA30032A: Single-port Multi-Bus PCI adapter card
490NRE05140: USB to Modbus adapter (for modern computers without PCI slots).
Schneider Unity Pro: PLC programming software.
Quantum/Premium/M340 PLC: Target communication device.
PCI to PCIe Adapter: For using PCI cards on PCIe motherboards (performance may be limited).
Preparation for Installation
Before installing the 416NHM30032A, power off the PC and perform a power test. Safety first! Open the chassis, locate the PCI slot, and check that the metal contacts and slot are clean. Verify the model number. Apply firm, even pressure when inserting the card, ensuring it is fully seated. Secure the retaining screws. Do not connect any field devices before installing the driver.
Maintenance Recommendations
The 416NHM30032A is inherently durable, but be mindful of anti-static measures. It is recommended to regularly check the PCI slot for proper contact. If communication is unstable, check the driver for proper function and any oxidation on the metal contacts. Keep a 416NHM30032A on hand. If something goes wrong, you can replace it in half an hour, install the drivers, and your system will be back to life in no time. This is the daily routine of a pro.
Product Guarantee
Every Schneider 416NHM30032A card supplied by Shenzhen Changxin (www.cnplcdcs.com) is a strictly screened, genuine, and reliably sourced card. We understand that if this card fails, engineers won’t even be able to connect to the PLC, a devastating impact. Therefore, we perform power-on testing on these critical spare parts (checking system recognition and LED functionality) to ensure they’re recognized immediately upon insertion. We also provide driver support and installation instructions. You’re buying more than just a PCI card; you’re also buying Shenzhen Changxin’s unwavering commitment and the powerful technical support behind it. Once you work with us, you’ll know you can count on us!
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