Benchmark 6000 Boiler Installation, Operation & Maintenance Manual
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Page 8 of 210 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0086_0D
03/20/14 Ph.: 800-526-0288 GF-133
Phrases, Abbreviations and Acronyms
or Acronym
Meaning
A (Amp) Ampere
ACS AERCO Control System, AERCO’s boiler management system
ADDR Address
AGND Analog Ground
ALRM Alarm
ASME American Society of Mechanical Engineers
AUX Auxiliary
BAS
Building Automation System, often used interchangeably with EMS
(see below)
Baud Rate
Symbol rate, or simply the number of distinct symbol changes
(signaling events) transmitted per second. It is not equal to bits per
second, unless each symbol is 1 bit long.
BMK Benchmark series boilers
BST AERCO on-board Boiler Management Technology
BTU
British Thermal Unit. A unit of energy approximately equal to the heat
required to raise 1 pound of water 1° F.
C-More Controller
(or Control Box)
A control system developed by AERCO and currently used in all
Benchmark, Innovation and KC1000 Series product lines.
CO Carbon Monoxide
Cal. Calibration
CNTL Control
DBB
Double Block and Bleed. Used to define boiler gas trains containing 2
Safety Shutoff Valves (SSOVs) and a solenoid operated vent valve.
Also known as IRI gas trains(see below)
DIP Dual In-Line Package
EMS Energy Management System; often used interchangeably with BAS
FM Factory Mutual. Used to define boiler gas trains.
GND Ground
HDR Header
HX Heat Exchanger
Hz Hertz (Cycles Per Second)
IGN Ignition
IGST Board Ignition/Stepper Board contained in C-More Control Box
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