1.6 Abbreviations used
The abbreviations used in this manual are explained in the table below.
Abbrev. Meaning
AGND Analog ground
AS Restart Lock, option
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
NSTOP Limit-switch input for CCW rotation (left)
PELV Protected low voltage
PGND Ground for the interface
PSTOP Limit-switch input for CW rotation (right)
RAM Volatile memory
R
B
Brake (regen) resistor
R
Bext
External brake resistor
R
Bint
Internal brake resistor
RES Resolver
ROD 426 (EEO) A quad B encoder
PLC Programmable logic controller
SRAM Static RAM
SSI Synchronous serial interface
UL Underwriters Laboratory
VAC AC voltage
VDC DC voltage
VDE Verein deutscher Elektrotechniker
XGND Ground for the 24V supply
SERVOSTAR
®
601...620 Instructions Manual 9
Kollmorgen
07/2010 General