Schneider STBNMP2212 Modbus Plus Network Interface Module
Product Introduction
The STBNMP2212 from Schneider Electric belongs to the Advantys STB series. This standard network interface module (NIM) connects distributed I/O islands to a Modbus Plus fieldbus network. Engineers use it in factory automation, process control, and machine systems. As a result, the module cuts wiring cost and simplifies network expansion.
Technical Specifications
The STBNMP2212 supports the Modbus Plus protocol through a built-in 9-pin SUB-D connector. This DB-9S port follows the DIN 41652 standard, so standard Modbus Plus cables fit directly. The module runs on a 24V DC supply voltage. Moreover, one island can host up to 32 addressable I/O modules. Therefore, the NIM manages many digital and analog points on a single node.
Key parameters at a glance:
Mechanical and Environmental Parameters
The module measures 128.3 x 70 x 40 mm (H x W x D) and weighs only 0.145 kg. This compact size saves valuable panel space. Meanwhile, the IP20 rating means the unit suits clean, dry control cabinets. The operating and storage temperature ranges are not available in current data. However, typical Advantys STB modules work in standard industrial environments. Please confirm thermal limits with Schneider Electric before harsh deployments.
Installation Guide
First, mount the STBNMP2212 on a standard DIN rail inside the control cabinet. Next, connect the 24V DC power supply to the module terminals. Then, plug the Modbus Plus cable into the 9-pin SUB-D port. After that, set the node address through the rotary switches or software tool. Finally, attach the I/O modules to the right side of the NIM. The island expands module by module up to 32 units. Additionally, keep the Modbus Plus trunk within the allowed bus length for your network. Proper grounding and termination reduce communication errors.
Lifecycle Note
Schneider Electric lists the STBNMP2212 as discontinued. The Modicon X80 range now replaces this Advantys STB product. Therefore, buyers should check stock carefully before ordering. We still supply new surplus and refurbished units for legacy systems.
Packaging List
Shipping method: Fedex, UPS, DHL.
FAQ
Q1: What protocol does the STBNMP2212 use?
A: It uses Modbus Plus, and the built-in 9-pin SUB-D port follows DIN 41652.
Q2: How many I/O modules can one island support?
A: One Advantys STB island supports up to 32 addressable I/O modules.
Q3: What is the supply voltage?
A: The module needs 24V DC from a regulated industrial power supply.
Q4: Is the STBNMP2212 still in production?
A: No, Schneider Electric discontinued it. The Modicon X80 range replaces this NIM.
Q5: How do you ship this module?
A: We ship by Fedex, UPS, DHL with tracking and careful packing.
