AERCO BMK 1000 - Manual (Page 10)

Benchmark 750/1000 Boiler Installation, Operation & Maintenance Manual
Page 10 of 192 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0082_0J
05/21/2014
Ph.: 800-526-0288
GF-130
Phrases, Abbreviations and Acronyms – Continued
Phrase,
Abbreviation or
Acronym
Meaning
Terminating Resistor
A resistor placed at each end of a daisy-chain or multi-drop network in
order to prevent reflections that may cause invalid data in the
communication
VDC Volts, Direct Current
VFD Vacuum Fluorescent Display, or Variable Frequency Drive
W Watt
W.C. Water Column
µA Micro amp (1 million th of an ampere)