Azbil Corporation
8
Model
KFPA
,
KFTA
- Field Mount type Pressure Indicating Controllers
(c) Additional of manual reset
Such manual reset provisions can be incorporated that the output pressure of the
pilot relay is applied to the feedback chamber of the controller unit and the manual
reset pressure produced by a pressure regulator is applied to the reset chamber.
(d) Addition of external reset
This provision is such that a reset signal as explained in the above item (c) is
applied externally. The external signal can be applied through the RES port of the
customer connection block.
Figure 7
Deviation link
Integral
(reset)
chamber
Feedback
chamber
OUTPUT
Air supply
Pressure
regulator
OUTPUT
Integral
(reset)
chamber
Atmospheric
pressure
Propor Manual reset
ON/OFF action
Differential gap action
