52
SH4 BASE-STANDARD
CHAPTER 8
PERIODICAL CHECKS
The following is a list of recommended check and maintenance operations that should
be periodically carried-out by qualified personnel (see "
Controls after first installation" on
).
Check that:
• The ESPE remains in Safe State (Red OSSD LED ON) during beam interruption along
The ESPE stays in SAFE state during beam interruption along the entire protected
area, using the specific Test Piece (TP-14 or TP-30)
• The ESPE is correctly aligned. Press slightly product side, in both directions and the
red LED (named OSSD on RX side) must not turn ON.
• Enabling the TEST function (on TX side), the OSSD outputs should open (the red
LED, OSSD on RX side, is ON and the controlled machine stops)
• The response time upon machine STOP (including response time of the ESPE and
of the machine) is within the limits defined for the calculation of the safety dis
-
tance (see "
).
• The safety distance between the dangerous areas and the ESPE are in accordance
with the instructions included in "
.
• Access of a person between ESPE and machine dangerous parts is not possible,
nor it is possible for him/her to stay there
• 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.
Summary of Contents for SH4 BASE-STANDARD
Page 1: ...SH4 BASE STANDARD PRODUCT REFERENCE GUIDE Safety Light Curtains...
Page 6: ...CONTENTS vi SH4 BASE STANDARD...
Page 13: ...COMPLIANCE PRODUCT REFERENCE GUIDE 5...
Page 29: ...GENERAL INFORMATION ON DEVICE POSITIONING PRODUCT REFERENCE GUIDE 21...
Page 33: ...PRODUCT REFERENCE GUIDE 25...
Page 38: ...ELECTRICAL CONNECTIONS 30 SH4 BASE STANDARD...
Page 59: ...SH4 X XXXX X X MODELS PRODUCT REFERENCE GUIDE 51...
Page 65: ...PRODUCT REFERENCE GUIDE 57...
Page 69: ...RESPONSE TIMES PRODUCT REFERENCE GUIDE 61...
Page 73: ...SH4 2 3 4 XXXX X X PRODUCT REFERENCE GUIDE 65...
Page 75: ...METAL ANGLED FIXING BRACKET PRODUCT REFERENCE GUIDE 67...