The Yokogawa DR-546-01 is a logic module used in industrial automation systems.

• Function: It’s a logic module, which means it performs logical operations on input signals to control outputs. These operations can include AND, OR, NOT, timers, and counters.

• Applications: Logic modules are used in a wide variety of industrial automation applications, such as:

  • Controlling the startup and shutdown sequences of complex machinery.
  • Implementing safety interlocks to prevent accidents.
  • Processing sensor signals to generate control signals for actuators.