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xix
Conventions Used in This Manual
Meanings of Abbreviations
The following abbreviations are used in parameter names, figures and in text explanations. These
abbreviations mean the following:
Note
“EU” stands for Engineering Unit. EU is used as the minimum unit for engineering units such as
°
C, m, and g. The size of EU varies according to the input type.
For example, when the input temperature setting range is –200 to +1300
°
C, 1 EU is 1
°
C, and
when the input temperature setting range is –20.0 to +500.0
°
C, 1 EU is 0.1
°
C.
For analog inputs, the size of EU varies according to the decimal point position of the scaling set-
ting, and 1 EU becomes the minimum scaling unit.
Symbol
Term
TC4/TC2
Four-channel and Two-channel Basic Units
ch
Channel
HFU
Advanced Unit
EDU
End Unit
PV
Process value
SP
Set point
RSP
Remote SP
LSP
Local SP
LBA
Loop burnout alarm
HB
Heater burnout
HS
Heater short
OC
Heater overcurrent
AT
Autotuning
ST
Self-tuning
EU
Engineering unit (See note.)
Summary of Contents for EJ1 EtherCAT
Page 2: ...EJ1 Modular Temperature Controllers User s Manual Revised July 2008 ...
Page 3: ...iv ...
Page 19: ...xx ...
Page 213: ...188 Detailed Description of Services Section 6 4 ...
Page 227: ...202 Detailed Description of Services Section 7 5 ...
Page 303: ...278 Index ...
Page 305: ......