- 4 -
3
3
.
.
O
O
p
p
e
e
r
r
a
a
t
t
i
i
o
o
n
n
a
a
n
n
d
d
M
M
a
a
i
i
n
n
t
t
e
e
n
n
a
a
n
n
c
c
e
e
P
P
r
r
e
e
c
c
a
a
u
u
t
t
i
i
o
o
n
n
s
s
Caution
• It is recommended that AT (auto-tuning) be performed during the trial run.
• Do not touch live terminals. This may cause electrical shock or problems in operation.
• Turn the power supply to the instrument OFF when retightening the terminal or
cleaning.
Working on or touching the terminal with the power switched ON may result in severe
injury or death due to electrical shock.
• Use a soft, dry cloth when cleaning the instrument.
(Alcohol based substances may tarnish or deface the unit.)
• As the display section is vulnerable, be careful not to put pressure on, scratch or strike
Abbreviations used in this manual
Output manipulated variable
Current transformer (for Heater burnout alarm option)
Characters used for this instrument and manual:
Indication
Number, / -1 0 1 2 3 4 5 6 7 8 9
Indication
Alphabet A B C D E F G H I J K L M
Indication
Alphabet N O P Q R S T U V W X Y Z