Installation Manual
HB-37350-810-31-09F-EN KSM31R Installation Manual.doc
Page 5 of 28
1.3 Abbreviations used
Abbreviation Meaning
AC
Alternating voltage
IL
Instruction list
ELIA
Employer's liability insurance association
CLK
Clock (cycle)
CPU
Central Processing Unit
DC
Direct voltage
DI1..DI14
Digital Input
DIN
Deutsches Institut für Normung (German Institute for Standardization)
DO
Digital Output
EMU
Emergency Monitoring Unit
EMC
Electromagnetic compatibility
ELC
Emergency Limit Control
EN
European Standard
HISIDE
Output with 24 VDC nominal level switching to plus
IP20
Degree of protection for housing
ISO
International Organisation for Standardisation
LED
Light Emitting Diode
LOSIDE
Output switching to reference potential
OLC
Operational Limit Control
PIA
Process image of outputs
PII
Process image of inputs
P1,P2
Pulse outputs
PLC
Programmable Logic Controller
POR
Power on Reset
PSC
Position Supervision Control
SELV
Safety Extra Low Voltage
SSI
Synchronous Serial Interface
VDE
Verband der Elektrotechnik, Elektronik und Informationstechnik e. V.
(association for electrical engineering, electronics and information
technology)