Pilz PSS Series User Manual

Operating Manual: PSS SB 3006-3 Series
9-3
Changing the battery
If the battery voltage drops below 2.5 V, the CPU will issue the error
message “S-04”. You should then change the battery, Only use a battery
type that has been approved by Pilz (see chapter entitled “Technical
Details”). Battery types that are approved by Pilz are “UL-Recognized”.
CAUTION!
• Damage due to electrostatic discharge!
Electrostatic discharge can damage components on the safety system.
Ensure against discharge before touching the PSS, e.g. by touching an
earthed, conductive surface or by wearing an earthed armband.
• Data loss!
The battery should be changed when the supply voltage is switched off.
The CPU will retain data for approx. 2 minutes. If it takes longer to
change the battery, data will be lost.
WARNING!
Risk of injury due to improper handling or due to damaged lithium
batteries!
Lithium batteries may only be exchanged by specialist staff who have been
trained to deal with lithium batteries.
Dead batteries must be disposed of properly!
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Pilz PSS Series Specifications

General

Category	Safety Equipment
Manufacturer	Pilz
Safety Standards	EN ISO 13849-1, IEC 61508, IEC 62061
Series	PSS
Safety Integrity Level	SIL 3
Communication Interfaces	Ethernet, PROFIBUS, PROFINET
Operating Voltage	24 V DC
Operating Temperature	0°C to +55°C (typical), others depending on model
Storage Temperature	-20°C to +70°C (typical), others depending on model
Protection Class	IP20
Application	Industrial safety applications