Hitachi SJ Series User Manual page 429

Chapter 12 Chapter 12 Chapter 12
■Output operation in abnormal conditions operation in abnormal conditions operation in abnormal conditions operation in abnormal conditions Example
■
when [oE when [oE-45]/[oE 45]/[oE-47]/[oE-
• When the analog input becomes the minimum • When the analog input becomes the minimum When the analog input becomes the minimum When the analog input becomes the minimum
value (Min) because of a break in the input wire value (Min) because of a break in the input wire value (Min) because of a break in the input wire value (Min) because of a break in the input wire value (Min) because of a break in the input wire
Ai4/Ai5/Ai6 inputs Ai4/Ai5/Ai6 inputs
Max(100%) Max(100%)
Hysteresis width Hysteresis width
[oE-37]/[oE-40]/ 40]/
[oE-43]
Min(Ai4/Ai5:0%) Min(Ai4/Ai5:0%)
(Ai6 :-100%) 100%)
[WCAi4]/[WCAi5]/ WCAi4]/[WCAi5]/
[WCAi6]
[Ai4Dc]/[Ai5Dc]/ [Ai4Dc]/[Ai5Dc]/
[Ai6Dc]
• When the analog input becomes the maximum • When the analog input becomes the maximum When the analog input becomes the maximum When the analog input becomes the maximum When the analog input becomes the maximum
value (Max) because of a short circuit in the input value (Max) because of a short circuit in the input value (Max) because of a short circuit in the input value (Max) because of a short circuit in the input value (Max) because of a short circuit in the input
wire
Ai4/Ai5/Ai6 inputs Ai4/Ai5/Ai6 inputs
Max(100%) Max(100%)
Hysteresis width Hysteresis width Hysteresis width
[oE-37]/[oE-40]/ [oE
[oE-43] [oE
Min(Ai4/Ai5:0%) Min(Ai4/Ai5:0%)
(Ai6 :-100%) 100%)
[WCAi4]/[WCAi5]/ WCAi4]/[WCAi5]/
[WCAi6]
[Ai4Dc]/[Ai5Dc]/ [Ai4Dc]/[Ai5Dc]/
[Ai6Dc]
Example
-49] = 01
Analog input value Analog input value
Analog input value Analog input value Analog input value
12-22-6 6
Inverter Function Inverter Function Inverter Function
Analog adopted
Analog operation level in Analog operation level in
abnormal conditions abnormal conditions
[oE-44]/[oE-46]/[oE
Window comparator Window comparator upper limit Window comparator
level level
[oE [oE-35]/[oE-38]/[oE
Window comparator lower limit Window comparator
level
A break A break
[oE-36]/[oE-39]/[oE
occurred occurred
A short circuit A short circuit
Window comparator Window comparator upper limit Window comparator
occurred↓ occurred
level level
[oE [oE-35]/[oE-38]/[oE
Window comparator Window comparator lower limit Window comparator
level level
[oE [oE-36]/[oE-39]/[oE
Analog operation level in Analog operation level in
abnormal conditions abnormal conditions
[oE-44]/[oE-46]/[oE
Analog adopted Analog adopted
adopted
46]/[oE-48]
upper limit
38]/[oE-41]
lower limit
39]/[oE-42]
upper limit
38]/[oE-41]
lower limit
39]/[oE-42]
46]/[oE-48]