PDB241-E420K-254A2

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Rotary Potentiometers, Rheostats are electronic devices used to measure electrical resistance or to adjust the flow of current in a circuit. PDB241-E420K-254A2 is an example of such device.

PDB241-E420K-254A2 is a single turn rotary potentiometer with dielectric strength of 500VAC. It is powered by 12-24V external power supply and provides 4 – 20 mA output. The potentiometer is sealed in an anodized aluminum body, making it dust and water proof.

The PDB241-E420K-254A2 can be used in a wide variety of applications such as motor control, speed control, power monitoring, lighting control, temperature control and various other industrial control applications. It is also used for measuring current in power circuits, or in fuse boxes for safety related applications.

The working principle of the PDB241-E420K-254A2 is quite simple. A large resistance element is inserted into the mechanism, typically two electrically conductive rings, separated by an insulating material. As the rotary element is turned, the resistance between the rings is increased or decreased. This change in resistance is what is used to measure electrical current.

The PDB241-E420K-254A2 has a maximum voltage of 500VAC and a maximum current of 100 mA. It also has a minimum output voltage of 0.1 volt and a maximum output voltage of 4 volts. The maximum power tolerance is 50 mA. The PDB241-E420K-254A2 is designed to work for more than 200,000 cycles and has a linearity error of poorer than ± 0.4%.

The PDB241-E420K-254A2 is easy to use and install, with a standard three-wire connection – one red wire for power supply, one black wire for ground and a third wire for the analog output. Additionally, the device features a built-in current limiter for protecting the device against overloads.

Overall, the PDB241-E420K-254A2 is a robust, highly reliable rotary device that is suitable for a wide variety of applications. It is a great example of how a simple mechanism can be used to measure and adjust electrical resistances.

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