EUCHNER EKS FSA with USB Interface - Manual (Page 5)

Manual EKS Electronic-Key Adapter USB
094485-04-11/13 Subject to technical modifications Page 5/44
1.1.2 Abbreviations
The following abbreviations are used in this manual:
 AC
Alternating Current
 BCC Block Check Character
 CTS
Clear To Send
 DC
Direct Current/Diagnostic Coverage
 DIP
Dual Inline Package
 DLE
Data Link Escape (acknowledgement)
 E²PROM Electrically Erasable Programmable Read-Only Memory
 EKS
Electronic-Key-System
 EKS FSA Electronic-Key-System For Safety Applications
 ETX End of TeXt
 FSA For Safety Applications
 LED Light Emitting Diode
 MTTF
d
Mean Time To Dangerous Failure
 NAK Negative AcKnowledgement
 PA PolyAmide
 QVZ QuittungsVerzugsZeit (acknowdegement delay time)
 ROM Read-Only Memory
 STX Start of TeXt
 USB
Universal Serial Bus
 ZVZ ZeichenVerzugsZeit (character delay time)
1.2 CE conformity
The EKS Electronic-Key adapters with USB interface conform to the EMC directive 2004/108/EG
(2004/108/EC, 2004/108/CE).
The Electronic-Key adapters comply with the following European/international standards:
 EN 55011
Industrial, scientific and medical equipment - Radio-frequency disturbance
characteristics - Limits and methods of measurement
 EN 61000-6-2 Electromagnetic compatibility (EMC) - Part 6-2: Generic standards - Immunity for
industrial environments
1.3 Approvals
The EKS Electronic-Key adapters with USB interface are certified in accordance with (UL File Number E240367).
For use and operation as per the requirements, a power supply for use in class 2 circuits must be used.