Watts Aerco Innovation 800 User Manual page 10

Innovation Hot Water Hot Water Boiler User Manual
Phrase, Abbreviation
& Acronym
RS232
(or EIA-232)
RS422
(or EIA-422)
RS485
(or EIA-485)
SETPT (Setpt)
SHLD (Shld)
SPDT
SSD
SSOV
SV
TEMP (Temp)
Terminating Resistor
Tip-N-Tell
UL
VAC
VDC
VFD
W
WHM
W.C.
µA
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11/15/2016
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A standard for serial, full-duplex (FDX) transmission of data based on
the RS232 Standard
A standard for serial, full-duplex (FDX) transmission of data based on
the RS422 Standard
A standard for serial, half-duplex (HDX) transmission of data based on
the RS485 Standard
Setpoint Temperature
Shield
Single Pole Double Throw, a type of switch
Slave to Slave programming
Safety Shut Off Valve
Sequencing Valve (Used with Water Heater Management (WHM)
system)
Temperature
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
A device that indicates if a package was tipped during shipping
A business that tests and validates products
Volts, Alternating Current
Volts, Direct Current
Vacuum Fluorescent Display, also Variable Frequency Drive
Watt
Water Heater Management
Water Column, a unit of pressure (1 W.C. = 249 Pa)
th
Micro amp (1 million
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913
Phone: 800-526-0288
- INTERNATIONAL
Meaning
of an ampere)
OMM-0120_0A
GF-128-I