Model 4480-T

Model 4480-T Two-Hand Machine Control Anti-Tiedown Monitor Nolatron’s Model 4480 Switch Monitor provides two-hand control for presses, welders, molders, and various production machines. The 4480 also helps to comply with OSHA, which requires an operator to have both hands on start switches in order to begin a machine cycle. This minimizes the possibility of an operator having a hand in the work area when a machine cycle is started. If one or both switches are “tied-down”, the control will not allow a new machine cycle to begin. Features: Compatible with single pole hand sensing devices Uses redundant positive guided relays Meets the OSHA classification of “Control Reliability’ Uses a detachable terminal strip for easy installation and removal The 4480 series can replace Nolatron’s 4470 series with no modification to wiring. Operation: As each start switch is closed, it will be delayed for .075 seconds* before an internal relay is energized. If both start switches are closed within a ti