1.3 Abbreviations used in this Manual
The abbreviations used in this manual are explained in the table below.
Abbrev. Meaning
AGND Analog ground
BTB/RTO Ready to operate
CAN Fieldbus (CANopen)
CE Communité Europeenne (=EC)
CLK Clock signal
COM Serial interface for a PC-AT
DGND Digital ground
DIN Deutsches Institut für Normung
Disk Magnetic storage (diskette, hard disk)
EEPROM Electrically erasable memory
EMC Electromagnetic compatibility
EMI Elektromagnetic interference
EN European standard
ESD Electrostatic discharge
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, rot. dir. CCW (left)
PC Personal Computer
PELV Protected low voltage
PLC Programmable logic controller
PSTOP Limit-switch input, rot. dir. CW (right)
PSU Power supply unit
PWM Pulse-width modulation
RAM Volatile memory
RBallast Regen resistor
RBext External regen resistor
RBint Internal regen resistor
RES Resolver
ROD 426 A quad B Encoder
SRAM Static RAM
SSI Synchronous serial interface
SW/SETP. Setpoint
UL Underwriter Laboratory
V AC AC voltage
V DC DC voltage
VDE Verein deutscher Elektrotechniker
6 SERVOSTAR
®
400 Installation Manual
General 07/05 Kollmorgen