Service Life; Decommissioning - Beckhoff EL6900 Operating Instructions Manual

Have soiled terminals checked!
Cleaning of the TwinSAFE component by the user is not permitted!
Please send soiled terminals to the manufacturer for inspection and cleaning!
WARNING
4.7

Service life

The TwinSAFE terminals are designed for a service life of 20 years.
Due to the high diagnostic coverage within the lifecycle no special proof tests are required.
The TwinSAFE terminals bear a date code, which is composed as follows:
Date code: CW YY SW HW
Legend:
CW: Calendar week of manufacture
YY: Year of manufacture
SW: Software version
HW: Hardware version
In addition the TwinSAFE terminals bear a unique serial number.
Fig. 54: Unique serial number of a TwinSAFE terminal
4.8

Decommissioning

Serious risk of injury!
Bring the bus system into a safe, de-energized state before starting disassembly of the de-
vices!
DANGER
Disposal
In order to dispose of the device, it must be removed and fully dismantled.
• Housing components (polycarbonate, polyamide (PA6.6)) are suitable for plastic recycling.
• Metal parts can be sent for metal recycling.
• Electronic parts such as disk drives and circuit boards must be disposed of in accordance with national
electronics scrap regulations.
EL6900
Sample: Date Code 17 11 05 00
Calendar week: 17
Year: 2011
Software version: 05
Hardware version: 00
Version: 2.2.0
Operation
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