Notation convention in this manual – TOHO ELECTRONICS TTM200 User Manual
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Notation convention in this manual
★ Summary notation
Abbreviations in alphabetical characters are used for the diagrams and text in this manual. Some major
examples are as follows.
Abbreviation
Term
PV
Present value
SV
Setting value
AT
Auto-tuning
ENT
Determined
MV1
Primary operating amount
MV2
Secondary operating amount
CT
Current transformer
AI
Remote SV input
★ Notation of characters
For parameters and settings, numeric and alphabetic characters are inscribed as follows. (For initial setting, a
character is comprised of eleven segments.)
0
1
2
3
4
5
6
7
8
9
Minus
Period
Slash
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T(t)
U
V
W
X
Y
Z
n
v
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