standard range – hold-to-run
BELT DRIFT STATION
A hold-to-run switch, also known as an enabling switch, is a safety device used to control machine functions in hazardous areas while ensuring the safety of operators. It works by requiring the operator to maintain constant pressure or hold down the switch for the machine to operate. Here’s how it typically works:
Switch Positions: The hold-to-run switch has two positions: OFF and ON.
Initial State: In the OFF position, the machine is in a safe state and cannot be activated.
Activation: To start the machine, the operator presses the switch to the ON position. However, the machine will only continue to operate if the operator maintains pressure on the switch. This is where the “hold-to-run” aspect comes into play.
Safety Feature: If the operator releases the switch or let’s go due to any reason, such as a startle reaction or an emergency, the machine will immediately return to the OFF position. This safety feature is crucial for preventing accidental or unintended machine operation.
The hold-to-run switch is designed to ensure that the machine’s operation is under direct control of the operator and will cease if the operator is unable to maintain pressure on the switch. This helps prevent accidents and enhances safety, especially in situations where unexpected events can occur and immediate machine shutdown is necessary.