1sna031832r0400 – bnms-ca-i/u-250

Why Choose the TE Connectivity BNMS-CA-I/U-250 Converter Plug?

The TE Connectivity BNMS-CA-I/U-250, part number 1SNA031832R0400, is a precision current-to-voltage converter plug designed for analogue signal conditioning in industrial control and automation systems. Part of the established Entrelec Interfast MS range, it incorporates a precision 250 Ω resistance for converting standard current signals into corresponding voltage signals.

Designed for modular industrial interface systems, the BNMS-CA-I/U-250 provides a straightforward way to convert analogue current signals without requiring a separate signal conditioning device. Its precision resistor offers an accuracy of 0.1% and stability of 25 ppm, helping maintain reliable signal conversion in measurement, control and PLC applications.

With a 250 Ω resistance and 0.35 W power rating, the BNMS-CA-I/U-250 can convert a 0–20 mA analogue current signal into a corresponding 0–5 V voltage signal. Its compact plug-in construction, measuring approximately 34.5 × 5 × 38 mm, makes it particularly suitable for space-conscious industrial control panels and Interfast MS interface assemblies.

Key Advantages

• Precision current-to-voltage converter plug for analogue signals.
• 250 Ω precision resistance for reliable signal conversion.
• Suitable for converting 0–20 mA signals to 0–5 V.
• 0.1% resistor accuracy supports precise analogue measurement and control.
• 25 ppm stability provides consistent signal conditioning performance.
• Compact plug-in format simplifies installation within industrial interface systems.

Key Features

• Entrelec Interfast MS current/voltage converter plug.
• 250 Ω resistance.
• 0.35 W power rating.
• 0.1% accuracy.
• 25 ppm stability.
• Designed for analogue signal conversion and conditioning.
• Compact 5 mm width for high-density control panel installations.
• Plug-in design for modular industrial interface applications.

Reliable Analogue Signal Conversion for Industrial Automation

Current-to-voltage conversion is commonly required when industrial sensors and transmitters provide a current signal while the receiving control or measurement equipment requires a voltage input. By incorporating a precision 250 Ω resistor, the BNMS-CA-I/U-250 provides a simple passive method of converting analogue current signals into proportional voltage signals.

The 250 Ω resistance is particularly suited to standard industrial analogue signals, allowing a 0–20 mA current signal to produce a 0–5 V voltage signal. Its compact Interfast MS plug-in format helps simplify control panel wiring while providing a precise and dependable interface between field instrumentation, PLCs and automation equipment.

Typical Applications

• PLC analogue input and output interfaces.
• Industrial sensor and transmitter signal conditioning.
• 0–20 mA to 0–5 V analogue signal conversion.
• Process control and instrumentation systems.
• Industrial automation and machine control panels.
• Interfast MS modular interface installations.