Digital 4-20 milliamp Signal Generator

Digital 4 20 milliamp signal generator provides mA input, mA output, voltage input,  rotating-speed test, voltage output, resistive output, millivolt output, and programming test function, 3000mAh lithium battery, TYPE-C interface, adjustable button backlight high-definition TFT color LCD screen, mainly used for debugging industrial field PLC, process instrumentation, and electric valves.

Specifications

• Model: ATO-SG-004A
• Size: 82x27x112mm
• N.W: 167g
• Color: Black+Yellow
• LCD Size: 2.4 inch
• Interface: Type-C
• Input: 5V-12V/10W (Max)
• Battery: 3000mAh
• Standby Time: 24h

Technical Parameters

Dimension

Details

Applications

Tips: What is a 4 20 milliamp signal generator?

A 4-20 milliamp (mA) signal generator is a device designed to produce an electrical current signal within the range of 4 to 20 milliamps. This type of signal is commonly used in industrial applications for process control and monitoring. The 4-20mA signal is popular in industrial instrumentation because it provides a standardized, reliable, and low-noise method of transmitting analog signals over long distances.

The signal generated by a 4-20mA signal generator is often used to represent a measurement or a control setpoint. For example, sensors like pressure transducers, temperature sensors, and level sensors might output a 4-20mA signal proportional to the measured parameter. Similarly, the 4-20mA signal can be used to control devices such as valves or motor drives.

The key advantage of the 4-20mA signal is its ability to provide accurate and stable data transmission over relatively long distances without significant signal degradation or susceptibility to interference. This makes it well-suited for industrial environments where precise control and monitoring are crucial.