S300 Safety Guide | 2 English
2.1.4 Abbreviations Used
Abbrev. Meaning
(➜ # xx) See page xx. Example (➜ # 53): see page 53.
AGND Analog ground
BTB/RTO Ready to operate
CAN Fieldbus (CANopen)
CE Communité Européenne (EC)
CLK Clock signal
COM Serial interface for a PC-AT
DGND Digital ground
DIN German Institute for industrial Standards
Disk Magnetic storage (diskette, hard disk)
EEPROM Electrically erasable programmable memory
EMC Electromagnetic compatibility
EMI Electromagnetic interference
EN European standard
ESD Electrostatic discharge
F-SMA Fiber Optic Cable connector according to IEC 60874-2
IEC International Electrotechnical Commission
INC Incremental Interface
ISO International Standardization Organization
LED Light-emitting diode
MB Megabyte
NI Zero pulse
PELV Protected low voltage
RAM Volatile memory
RB Brake (regen) resistor
RBext External brake resistor
RBint Internal brake resistor
RES Resolver
ROD A quad B encoder
PLC Programmable logic controller
S1 Continuous operation
S3 Intermediate operation
SRAM Static RAM
SSI Synchronous serial interface
STO Safe Torque Off, Wiederanlaufsperre
UL Underwriters Laboratory
V AC AC voltage
V DC DC voltage
VDE Verein deutscher Elektrotechniker
34 Kollmorgen | wiki-kollmorgen.eu | December 2015