7. FUNCTIONS
IMSRM02-E6
82
(9) Balanceless/bumpless
This function is used to prevent overload caused by the manipulated output value (MV) suddenly
changing when auto mode is transferred to manual mode and vice versa.
z
z
z
z
Operation during transfer from auto mode to manual mode
When the mode is transferred to manual mode the manipulated output value (MV) follows that in auto
mode.
z
z
z
z
Operation during transfer from manual mode to auto mode
When manual mode is transferred to auto mode, the manipulated output changes to that calculated
with respect to the set value.
Manipulated output
Auto mode
Auto mode
Manual mode
Time
(a)
(b)
(c)
(a) Transfer from auto mode to manual mode. However, when the mode is transferred to manual
mode, the manipulated output follows that in auto mode.
(b) The manipulated output changed (manual mode function).
(c) Transfer from manual mode to auto mode. When the mode is transferred to auto mode, the
manipulated output becomes that calculated with respect to the set value.
Содержание SR Mini System
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