AERCO RECON 1000 User Manual
Page 10
RECON Water Heaters Installation, Operation & Maintenance Manual
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AERCO International, Inc.
100 Oritani Dr. Blauvelt, NY 10913
OMM-0103_0A
PRI: 10/28/2014
Phone: 800-526-0288
GF-147
Phrases, Abbreviations and Acronyms –
Continued
Phrase, Abbreviation
or Acronym
Meaning
I/O Box
Input/Output (I/O) Box currently used on Benchmark, RECON and
KC1000 Series products
IP Internet
Protocol
IRI
Industrial Risk Insurers. Used to define gas trains containing two
SSOVs and a solenoid operated vent valve.
ISO Isolated
LED
Light Emitting Diode
LN Low
NOx
MA (mA)
Milliampere (1 thousand
th
of an ampere)
MAX (Max)
Maximum
MIN (Min)
Minimum
Modbus®
A serial, half-duplex data transmission protocol developed by AEG
Modicon
NC (N.C.)
Normally Closed
NO (N.O.)
Normally Open
NOx Nitrogen
Oxide
NPT
National Pipe Thread
O2 Oxygen
O.D. Outside
Diameter
PMC Board
A Primary Micro-Controller (PMC) board is contained in the C-More
Control Box used on all Benchmark units.
PPM
Parts Per Million
PTP
Point-to-Point (usually over RS232 networks)
REF (Ref)
Reference
RES. Resistive
RS232
(or EIA-232)
A standard for serial, full-duplex (FDX) transmission of data based
on the RS232 Standard
RS422
(or EIA-422)
A standard for serial, full-duplex (FDX) transmission of data based
on the RS422 Standard
RS485
(or EIA-485)
A standard for serial, half-duplex (HDX) transmission of data based
on the RS485 Standard
RTN (Rtn)
Return
SETPT (Setpt)
Setpoint Temperature
SHLD (Shld)
Shield
SSD
Slave to Slave programming
SSOV
Safety Shut Off Valve
SV
Sequencing Valve (Used with Water Heater Management (WHM)
system)
TEMP (Temp)
Temperature