1.5
Abbreviations used
The abbreviations used in this manual are explained in the table below.
Abbreviation
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
IGBT
Insulated Gate Bipolar Transistor
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)
PWM
Pulse-width modulation
RAM
Volatile memory
R
B
Brake 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
8
SERVOSTAR
®
640/670 Instructions Manual
General
12/2010
Kollmorgen