Light Curtain Muting Relay

Type 4 safety light curtains protect personnel from injury and machines from damage by guarding points of operation access areas and perimeters.

Light curtain muting relay.

In normal operation if a light curtain detects an object it causes the safety system to stop any hazardous motion in the hazardous area. 20 times minute 100 000 cycles or more with 30 vdc 6 a resistance load open close frequency. A brief controlled deactivation of the light curtains muting ensures. The terms muting and blanking are frequently used incorrectly.

Resolution the resolution of a light curtain is the minimum size of an object that placed into the controlled area will obscure the controlled zone and hence stop the hazardous movement of the machine. Light curtain with muting two sensor l type and configurable safety relay introduction light curtains are used to detect attempted access to a hazardous area. Rugged housing small footprint simplified wiring full length status indicators and optional safety relay with qd cables. Safety light curtains with muting area monitoring by means of safety light curtains.

Safety light curtains can be used in a variety of different modes such as muting blanking and floating blanking depending on the needs of the application. 100 000 cycles or more with 250 vac 6 a resistance load open close frequency. Muting light curtain monitoring relays allow the automatic temporary suspension of the safety function if certain conditions are met. In material handling applications material is allowed to pass through the protective field without shutting down the machine.

All versions conform to the latest ple safety category 4 and sil3 requirements. 250 vac 6 a 30 vdc 6 a resistance load 240 vac 2 a cosø 0 3 inductive load 24 vdc 1 a cosø 0 3 inductive load life span. Smart muting actuator f3w ma integrated muting sensor based on multi beam photoelectric sensor safety light curtain f3sj series three versions available to meet your exact safety needs. This post will help clarify the difference between the two so the correct safety light curtain functionality is chosen and the machine runs safely.

The light curtain can be used with the controller and also can be directly connected to the safety relays and plc to achieve automatic stop function in dangerous situation.