IMR02E20-E1
i-3
Symbols
Pictorial Symbols (safety symbols)
: This mark indicates important information on installation, handling
and operating procedures.
: This mark indicates supplemental information on installation,
handling and operating procedures.
: This mark indicates where additional information may be located.
Abbreviation symbols
These abbreviations are used in this manual:
Abbreviation
symbols
Name
Abbreviation
symbols
Name
PV
Measured value
TC (input)
Thermocouple (input)
SV
Set value
RTD (input)
Resistance temperature detector (input)
MV
Manipulated output value
V (input)
Voltage (input)
AT
Autotuning
I (input)
Current (input)
ST
Startup tuning
HBA
Heater break alarm
OUT Output
CT Current
transformer
DI
Digital input
LBA
Control loop break alarm
DO Digital
output
LBD LBA
deadband
