Chapter 5 Operating Instructions
M4000 Adv., Adv. A/P, Area
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Mounting
5 Mounting
This chapter describes the preparation and completion of the installation of the M4000
multiple light beam safety device. The mounting requires two steps:
• determining the necessary safety distance
• mounting with swivel mount or side bracket, rigid or pivoting mounting bracket
The following steps are necessary after mounting and installation:
• completing the electrical connections (chapter 6)
• aligning sender and receiver (chapter 7.2)
• testing the installation (chapter 7.3)
5.1 Determining the safety distance
The M4000 multiple light beam safety device must be mounted with an adequate safety
distance:
• to the hazardous area
• from reflective surfaces
WARNING
No protective function without sufficient safety distance!
• You must mount the multiple light beam safety device/s with the correct safety distance
to the hazardous area. Otherwise the safe protection of the M4000 system is not
provided.
Risk of failure to detect!
• Persons who are in the hazardous area but not in the light path between sender and
receiver are not detected by the M4000 system. It is therefore to be ensured that the
hazardous area is fully visible and any dangerous state can only be initiated if there are
no personnel in the hazardous area.
• The M4000 system is not allowed to be used for hand and finger protection.
The applicable legal and official regulations apply to the use and mounting of the
protective device. These regulations vary depending on the application.
5.1.1 Safety distance to the hazardous area
A safety distance must be maintained between the multiple light beam safety device and
the hazardous area. This ensures that the hazardous area can only be reached when the
dangerous state of the machine is completely at an end.
The safety distance as defined in EN 999 and EN 294 depends on:
• stopping/run-down time of the machine or system
(The stopping/run-down time is shown in the machine documentation or must be
determined by taking a measurement.)
• response time of the protective device (response times see chapter 11.1 “Data sheet”
on page 73)
• reach or approach speed
• resolution of the multiple light beam safety device or beam separation
• other parameters that are stipulated by the standard depending on the application
Note
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