PSEN opII4H Series
Operating Manual PSEN opII4H Series
1003501-EN-08
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Earthing the safety light curtain
Please note:
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Connect the 0 V connections on all the 24 V power supplies and earth the 0 V mains at a
single point, or ensure that measures are in place to monitor for earth faults.
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The connection of the 0 V supply to the central earth bar or earth fault monitor must be in
accordance with relevant national regulations (such as EN 60204-1, NFPA 79:17-7,
NEC: Article 250).
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Connections should be protected from corrosion.
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Flexible earthing straps should be used on moving earth parts (e.g. machine parts,
gates). Ensure these earthing straps are as short and wide as possible.
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For PELV power supplies
Connect the power supply circuit to the earth conductor.
Commissioning
System connection
Make sure that the selected evaluation device has the following properties:
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2-channel with feasibility monitoring
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OSSD signals are evaluated
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A test pulse lasting no longer than 300 µs is bridged
Suitable Pilz evaluation devices are, for example:
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PNOZelog for monitoring safety light curtains
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PNOZsigma for monitoring safety light curtains
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PNOZ X for monitoring safety light curtains
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PDP67 ION and PDP67 ION HP
– Connect the OSSDs on the receiver to pins 2 and 4 on the PDP67 ION.
– Ensure that pins 1 and 5 on the PDP67 ION are used as an ST output.
– Make the connection using one of the cables listed in the order reference (see
reference for accessories, connection to PDP67 [
).
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PNOZmulti for safety light curtain monitoring
Configure the safety light curtain in the PNOZmulti Configurator with switch type 3.
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Automation system PSS 4000 for monitoring safety light curtains with the FS_LightCur-
tain function block
The correct connection to the respective evaluation device is described in the operating
manual for the evaluation device. Connect the evaluation device according to the specifica-
tions in the selected evaluation device’s operating manual.