In material handling applications material is allowed to pass through the protective field without shutting down the machine.
Light curtain muting lamp color.
This post will help clarify the difference between the two so the correct safety light curtain functionality is chosen and the machine runs safely.
Also the status output for the mute light changes to green.
The terms muting and blanking are frequently used incorrectly.
The connections on the light curtain have a color coding so that it is always clear how a muting light curtain should be connected.
Muting shall be desabled as soon as the light curtain is cleared and not later than 4 seconds max.
Muting state long lasting and reliable led muting lamp high redundancy through 6 led strands connected in parallel current monitoring possible e g as accessory for leuze electronic safety light curtains or protective sensors signalers for built in mounting built in elements for m22 p series signaling of the muting state ms muting lamps.
Muting light curtain monitoring relays allow the automatic temporary suspension of the safety function if certain conditions are met.
Gsr guardmaster safety relay light curtain muting safety function safety rating.
After 3 seconds the status output and mute function turn off.
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.
In normal operation if a light curtain detects an object it causes the safety system to stop any hazardous motion in the hazardous area.
First we test the safety light curtain and latch reset with mute off.
They light up as soon as muting mode is started.
Muting sensors shall be positioned beyond the light curtain in the dangerous area.
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.
From the instant the first of the two muting sensors is cleared.
When properly muted the light curtain s field of view can be interrupted without dropping out the safety contactors.
When enabled a function block is purple with a 3 second count down timer.
Unmonitored muting lamps pit si1 1.
Suitable for use with light curtains and grids psenopt devices with dual pole outputs safety relay pmut x1p.
Whenever the light curtain is muted the muting lamp is energized.
4 to en iso 13849 1 2008.
The timer monitoring the 4 seconds shall be a safety related item.
In addition to muting these modules monitor up to three light curtains with presence.
Banner engineering s ez screen low profile safety light curtain with integral muting is a type 4 safety light curtain designed for use on smaller production machines.
Next lets test the mute function.
Color coding muting light curtain the blue and red surrounded connector are connections for muting sensors the muting lamp is connected to the green connector.