Automation Products Group, Inc. (APG)

APG - Model RPM - Explosion Proof Resistive Level Transmitter - User Manual

The RPM utilizes reed switches in the instrument’s stem and a permanent magnet in the float. As the float rises or falls with the level of the liquid, the magnet inside the float acts on the reed switches inside the stem and provides a resistive-chain output. The RPM is also available with optional electronics that convert the resistance ...