Instruction
Manual
SE4-Plus
Series
52
8. CHECKS AND PERIODICAL MAINTENANCE
The following is a list of recommended check and maintenance
operations that should be periodically carried-out by qualified
personnel.
Check that:
The ESPE stays locked during beam interruption along the
entire protected area, using the suitable “Test Piece”.
Pressing the TEST/START button, the OSSD outputs should
open (the red BREAK LED is ON and the controlled machine
stops).
The response time at the machine STOP (including response
time of the ESPE and of the machine) is within the limits defined
by the calculation of the safety distance
(see section 2
“Installation Mode”).
The safety distance between the dangerous areas and the
ESPE are in accordance with the instructions included in section
2 “
Installation Mode
”.
Access to the dangerous area of the machine from any
unprotected area is not possible .
The ESPE and the external electrical connections are not
damaged.
The frequency of checks depends on the particular application
and on the operating conditions of the safety light curtain.
8.1. Maintenance
The
SAFE
asy
TM
SE4-PLUS safety devices do not require any
particular maintenance, with the exception of the cleaning of the
protection front surfaces of the optics.
When cleaning, use a cotton cloth dampened with water.
Do not under any circumstances use:
- alcohol or solvents
- wool or synthetic cloths