MKS 640A/641A, Manual, Page: 44 / 88

Chapter Two: Installation Initial Configuration
31
Initial Configuration
The 640 Series Pressure Controller is shipped from the factory with the configuration listed in
Table 8.
Initial Configuration
Feature Setting Options
Pressure Control Downstream Upstream
Set Point Input* 0 to 5 V 0 to 10 V
Pressure Output 0 to 5 V 0 to 10 V
Trip Point A
Setting
Action 100% F.S.
Trip high (TH) 1 to 100% F.S.
Trip low (TL)
Trip Point B
Setting
Action 1% F.S.
Trip low (TL) 1 to 100% F.S.
Trip high (TH)
P Term Position 0 8 settings (0 through 7) on a 10 position dial
(8 repeats setting 0; and 9 repeats setting 1)
I Term Position 0 10 settings, 0 through 9
* Input must match the pressure output signal range
Table 8: Initial Configuration