Benchmark 5000-6000 Boiler Installation & Startup Manual
FORWARD
OMM-0123_E
• GF-207 • 12/17/2019 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page
6
of
95
AERCO Technical Terminology
TERMINOLOGY
MEANING
A (Amp)
Ampere
ACS
AERCO Control System, AERCO’s boiler management systems
ADDR
Address
AGND
Analog Ground
ALRM
Alarm
ANSI
American National Standards Institute,
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)
AERCO’s Benchmark series boilers
BMS or BMS II
AERCO Boiler Management Systems
BLDG (Bldg)
Building
BST
AERCO on-board Boiler Sequencing Technology
BTU
British Thermal Unit. A unit of energy approximately equal to the heat
required to raise 1 pound (0.45 kg) of water 1°F (0.55 °C)
BTU/HR
BTUs per Hour (1 BTU/hr = 0.29 W)
CCP
Combination Control Panel
CCS
Combination Control System
C-More Controller
A control system developed by AERCO and currently used in all
Benchmark, Innovation and KC1000 Series product lines.
CFH
Cubic Feet per Hour (1 CFH = 0.028 m
3
/hr)
CO
Carbon Monoxide
COMM (Comm)
Communication
Cal.
Calibration
CNTL
Control
CPU
Central Processing Unit
DBB
Double Block and Bleed, a gas trains containing 2 Safety Shutoff
Valves (SSOVs) and a solenoid operated vent valve.
DIP
Dual In-Line Package, a type of switch
ECU
Electronic Control Unit (O
2
sensor)
EMS
Energy Management System; often used interchangeably with BAS
FM
Factory Mutual. Used to define boiler gas trains.
GF-xxxx
Gas Fired (an AERCO document numbering system)
GND
Ground
