Schneider STBNFP2212 Network Interface Module
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Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Schneider Electric |
| Product Name | Standard Network Interface Module |
| Model | STBNFP2212 |
| Product Range | Modicon STB Distributed I/O Solution |
| Module Type | FIPIO Network Interface Module |
| Communication Protocol | FIPIO, compliant with EN 50170 |
| Network Structure | Open industrial fieldbus |
| Transmission Rate | 1 Mbit/s |
| Maximum Bus Length | 1000 m per segment at the specified transmission rate |
| Number of Network Segments | 1 primary segment, up to 6 extension segments |
| Maximum Number of Devices | Up to 128 devices across all segments; up to 32 per segment |
| Addressable I/O Modules | 0–32 per I/O island |
| Communication Services | FSD, FDR, FED, periodic I/O exchanges, point-to-point messaging |
| Rated Supply Voltage | 24 V DC |
| Supply Voltage Range | 19.2–30 V DC |
| Power Supply Type | SELV |
| Input Current | 430 mA for the supply circuit |
| Logic Bus Output Voltage | 5.25 V DC ±0.21% |
| Nominal Output Current | 1.2 A; 0.575 A at 60–70°C |
| Network Connector | 9-pin male SUB-D connector |
| Configuration Interface | RS-232 |
| Additional Connector | 8-way female connector |
| Status Indicators | Green FIPRUN, RUN and PWR LEDs; red FIPERR and ERR LEDs; yellow TEST LED |
| Protection Rating | IP20 |
| Operating Temperature | 0–60°C without derating; -25–70°C with derating |
| Storage Temperature | -40–85°C |
| Overvoltage Category | II |
| Pollution Degree | 2 |
| Certifications | CE, UL, CSA, C-Tick, ATEX Category 3G, FM Class I Division 2 |
| Dimensions | 40 × 128.3 × 70 mm |
| Weight | 0.145 kg |
FAQ
Q1: What is the main function of the Schneider Electric STBNFP2212?
The STBNFP2212 is a standard network interface module for the Modicon STB distributed I/O system. It connects an STB I/O island to a FIPIO fieldbus network, enabling a compatible controller to exchange process data with distributed I/O modules and manage connected automation devices.
Q2: Which communication protocol does the STBNFP2212 support?
The module supports FIPIO communication in accordance with EN 50170. It provides services including FSD, FDR, FED, periodic I/O data exchange, and point-to-point messaging. The controller and network configuration must support FIPIO for proper communication.
Q3: Why does the STBNFP2212 fail to communicate with the controller?
Check the FIPIO bus cable, connector condition, network configuration, and controller status. Confirm that the module receives a stable 24 V DC supply and that the network master is configured for the correct communication setup. Inspect the FIPRUN and FIPERR indicators to help identify network startup or communication faults.
Q4: What should be checked if the FIPERR LED is illuminated?
Inspect the bus wiring for loose connections, damaged cables, or incorrect termination. Verify the network configuration and confirm that connected devices are powered and communicating correctly. Review the controller’s diagnostic information and the module’s status indicators before deciding whether the interface module needs replacement.
Q5: How many I/O modules can the STBNFP2212 support?
The module supports up to 32 addressable I/O modules per STB island. The network structure can include one primary segment and up to six extension segments, with up to 128 devices across all segments and up to 32 devices per segment. The actual configuration must remain within the limits of the connected equipment and network design.
Q6: What power supply requirements apply to the STBNFP2212?
The module uses a nominal 24 V DC supply, with an allowable range of 19.2–30 V DC. The power supply must meet SELV requirements and provide sufficient current for the module and connected system components. Unstable voltage or poor terminal connections may cause startup failures or intermittent communication.
Q7: What do the FIPRUN, RUN, PWR, and ERR indicators show?
The FIPRUN indicator relates to FIPIO network status, RUN indicates the operating state of the I/O island, and PWR indicates the power supply status. FIPERR signals a FIPIO communication-related fault, while ERR indicates a module error. The TEST indicator is associated with test mode. Interpret the indicators together with controller diagnostics when troubleshooting.
Q8: What should be verified before replacing an STBNFP2212?
Confirm that the replacement is compatible with the existing Modicon STB system and FIPIO network. Record the network configuration and check the mounting base, power supply, bus connector, and wiring before removal. After installation, verify the module indicators, confirm communication with the controller, and test I/O data exchange before returning the equipment to normal operation.
Schneider STBNFP2212 Network Interface Module is in stock. Please contact us for a quick quote and competitive pricing.
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666084105 | |||||||
| +8613666084105 | ||||||||
| 13666084105 | ||||||||
| 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.
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