MKS 651D Series, User Manual, Page: 155 / 162

Appendix E: RS-232 Message Summary
143
3 = Set Point C
4 = Set Point D
5 = Set Point E
6 = Analog Set Pt
value:
Set points A to E =
% FS pressure or
% open
Analog set point =
0 = 100% of controlling
transducer’s range
1 = 10% of controlling
transducer’s range
2 = Set Point B
3 = Set Point C
4 = Set Point D
10 = Set Point E 2 = Set Point B
3 = Set Point C
4 = Set Point D
5 = Set Point E
value :
Set points A to E:
% FS pressure
% open
Analog set point:
% of the analog set
point FS voltage
range
Table 20: RS-232 Message Summary
(Continued on next page)
RS-232 Message Summary (Continued)
Command Description Request Response
System Status
•
NO COMMAND
Reports:
•
type of learning
•
state of learning
•
valve control
R 37 M x y z
X : Type of
Operation
0 = Local
1 = Remote
Y
:
State of the
Learn
Function
0 = Not learning
4 = Learning valve
Z : Valve Control
0 = Open
1 = Close
2 = Stop
3 = Set point A
4 = Set point B
5 = Set point C
6 = Set point D
7 = Set point E
8 = Analog set point
T x value
x: 1 = Set Point A
2 = Set Point B
Set Point Control R xx
xx: 25 = Analog Set Pt
26 = Set Point A
T x value
x : 0 = Analog Set Pt
1 = Set Point A