In the broader ecosystem of CNC parameters, where axis gains and feed-forward coefficients often steal the spotlight, the humble Keep Relay remains the quiet, exclusive gatekeeper of machine logic. Understanding its unique role is the mark of a true controls professional—one who recognizes that sometimes the smallest bits of memory carry the most significant authority over a machine’s soul.
Critical safety functions—like two-hand controls, light curtain responses, or emergency stop resets—are often mapped to dedicated Keep Relays. Making these parameters exclusive prevents a floor operator from setting K123.4 = 1 to bypass a guard switch. Doing so could lead to severe injury.
: Control internal CNC system functions, such as safety circuit interfaces or ladder editing modes. These are often hidden and only become visible under specific conditions, such as when the emergency stop is pressed. How to Modify Keep Relays
In the broader ecosystem of CNC parameters, where axis gains and feed-forward coefficients often steal the spotlight, the humble Keep Relay remains the quiet, exclusive gatekeeper of machine logic. Understanding its unique role is the mark of a true controls professional—one who recognizes that sometimes the smallest bits of memory carry the most significant authority over a machine’s soul.
Critical safety functions—like two-hand controls, light curtain responses, or emergency stop resets—are often mapped to dedicated Keep Relays. Making these parameters exclusive prevents a floor operator from setting K123.4 = 1 to bypass a guard switch. Doing so could lead to severe injury.
: Control internal CNC system functions, such as safety circuit interfaces or ladder editing modes. These are often hidden and only become visible under specific conditions, such as when the emergency stop is pressed. How to Modify Keep Relays