Mounting
Leuze electronic
MC3x
25
6.3
Mounting the Safety Relay
Prerequisites for mounting:
• Cabinet with appropriate protection rating (at least IP 54, NEMA 3)
• 35 mm-DIN top-hat supporting rail in accordance with DIN EN 50022
• Snap the Safety Relay onto the DIN rail.
• The Safety Relay can be connected to the sensors.
Is it ensured that sensor and actuator do not serve as a limit stop?
Are sensor and actuator fastened in such a way that they cannot be
moved and turned?
Is a separate limit stop with locking or snap mechanism mounted?
Is the distance to other Magnetically Coded Sensors and their actuators
maintained?
Are sensor and actuator accessible for inspection and replacement?
Is access to the point of operation/to the danger zone possible only
through the monitored, moveable part of the guard?
Can the point of operation be reached only after the dangerous move
-
ment has stopped?
Have measures been taken to prevent the guard from being bypassed
by crawling under or reaching or jumping over?
Is it impossible to actuate the start/restart button from within the danger
zone?
Can the entire danger zone be seen from the installation site of the
start/restart button?
Are the edges of the moveable and fixed part of the guard aligned (e.g.,
door and frame); no warping or deformation?
Checklist for mounting
Yes
No
WARNING
Improper mounting may result in serious injury!
The protective function of the Safety Relay is only ensured if appropriately and professionally mounted
for the respective, intended area of application.
Only allow competent persons to install the Safety Relay.
Observe the relevant standards, regulations and these instructions.
NOTICE
The Safety Relay may be damaged if mounted improperly!
The MSI-MC310/311 is not suitable for free wall mounting .
Depending on the environmental conditions at the end user, a suitable protective housing type must
be determined and used.
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