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Siemens SIMEAS-T 7KG6131-1UN21 DC Voltage Isolation Amplifier

Siemens SIMEAS-T 7KG6131-1UN21 DC Voltage Isolation Amplifier.

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ManufacturerSiemens

Part number7KG6131-1UN21

Input Voltage 300 V DC

Output Signal 4-20 mA DC

Auxiliary Power 19.2-72 V DC

Zero Position Input 0 mA, Output 4 mA

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Isolation Amplification Direct DC Voltage Input 4-20 mA Output Signal Wide Auxiliary Power Range SIMEAS-T Series

Product description

The Siemens 7KG6131-1UN21 is a SIMEAS-T transmitter designed for direct current and direct voltage applications, functioning as an isolation amplifier. It features an input voltage range of 300 V DC, an output signal of 4 mA to 20 mA DC, and requires an auxiliary power supply ranging from 19.2 V to 72 V DC. The zero position is set at 0 mA input, corresponding to 4 mA output.

This isolation amplifier is crucial in industrial settings where signal integrity and safety are paramount. It is used to protect sensitive control systems from voltage spikes or ground loops, ensuring reliable data transmission in process control, manufacturing, and automation applications.

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Technical specifications

Input Voltage	300 V DC
Output Signal	4-20 mA DC
Auxiliary Power	19.2-72 V DC
Zero Position	Input 0 mA, Output 4 mA
Type	Isolation Amplifier

Common applications

Process Control

Industrial Automation

Signal Isolation

Data Acquisition Systems

Manufacturing Equipment

Compatible systems

Compatible with control systems requiring 4-20mA analog input signals.

Also known as

SIMEAS-T 7KG6131-1UN21

Replaces / compatible with

This is a direct replacement for the Siemens 7KG6131-1UN21. Consult datasheets for specific compatibility.

Technical note

Expert tip

This unit is part of the SIMEAS-T series and is noted for its phase-out announcement, indicating potential end-of-life status. Verify availability for long-term projects.

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Frequently asked questions

What are the input and output specifications of the Siemens 7KG6131-1UN21?

The Siemens 7KG6131-1UN21 features a direct DC voltage input range of up to 300 V. Its output signal is a standard 4 mA to 20 mA DC, and it requires an auxiliary power supply between 19.2 V and 72 V DC.