Product User Manual
Operating Instructions, Version AE 12/2009, A5E01454341C
173
Abbreviations
A
This appendix contains a list of symbols and abbreviations commonly used throughout this
manual group.
Table A- 1 Commonly Used Abbreviations
Abbreviation Meaning
• Boolean AND function
+ Addition or Boolean OR
∑ Summation
µ Microsecond
A Amp, Ampere
AC Alternating Current
AC Across-the Line
ACFM Actual Cubic Feet per Minute
accel Acceleration
A/D Analog to Digital Converter
ADC Analog to Digital Converter
AI Analog Input
Alg Analog
avail Available
BIL Basic Impulse Level
BTU British thermal units
C Centigrade or Capacitor
cap Capacitor
CCB Cell Control Board
ccw Counter clockwise
CE Formerly European Conformity, now true definition
CFM Cubic Feet per Minute
CLVC Closed Loop Vector Control
cmd Command
com Common
conn Connector
CPS Control Power Supply
CPU Central Processing Unit
CSMC Closed Loop Synchronous Motor Control
CT Current Transformer
cu Cubic
curr, I Current
cw Clockwise
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