72 Program features
When AI1 input voltage increases, up to 11 mA, the AI1 actual value (
displays zero. After AI1 input voltage reaches 11 mA, the AI1 actual value displays
11 mA and continues to display the detected value up to the maximum AI1 value
20 mA (
).
When AI1 input voltage decreases, the AI1 actual value displays the detected
value up to 9.0 mA. From 9.0 mA to zero, the AI1 actual value displays Zero till it
reaches 0V.
See the timing diagram below:
Dead-band function timing diagram
Settings
Parameter
(page
a
0.5
0.55
0.45
b
c
AI actual
AI max
AI max
AI input reference
a - Dead-band value
b - Hysteresis negative value
c - Hysteresis positive value
Содержание ACQ80
Страница 1: ... ABB DRIVES FOR WATER ACQ80 standard program control Firmware manual ...
Страница 2: ... Related documents are listed on page 13 ...
Страница 4: ......
Страница 10: ...10 Table of contents ...
Страница 32: ...32 Startup control with I O and ID run ...
Страница 34: ...34 Using the control panel ...
Страница 74: ...74 Program features ...
Страница 78: ...78 Control macros ...
Страница 380: ...380 Fieldbus control through a fieldbus adapter ...
Страница 384: ...384 Parameterization with Drive Composer ...
Страница 388: ...388 Parameterization with Automation builder drive manager ...