MKS T3B Series User Manual

14
Table 6: RS-232 Setup Messages (continued)
Description Command Request Response
Backfill Limit
Blvalue RBL
Blvalue
BL95.0*
value: pressure at which the
feature turns off, in % of a
c
tive
setpoint
Backfill Threshold
Pressure
MDvalue
value:
m
inimum difference
between the new setpoint
and the system pressure
required to turn on the
backfill feature (entered as a
% of the high range pressure
transducer full scale)
RMD
MD+value
value: minimum pressure
difference req
u
ired to turn on the
backfill feature (reported as a % of
the high range pressure transducer
full scale)
Select Active Channel LA (Auto) = Dual channel*
LH (High) = CH1
LL (Low) = CH2
R7
Refer to parameter
“w” in the
Operational Status Word (see
Table 9, page 37).
Learn the System
L
Learns the system pump
speed
None
None
Set Auto Channel
Crossover Delay
LDxxx
xxx = msec (100*)
RD
LD
value
Set High Channel
Crossover Point
LHCxxx
xxx = 0 to 100% of High
(0 to 1
04.999 if firmware
01.04 or newer)
default = 0.9
RHC
LHC value
Set Low Channel
Crossover Point
LLCxxx
xxx = 0 to 100% low
(0 to 1
04.999 if firmware
01.04 or newer)
default = 100
RLC
LLC value
Set Valve Safe State
SS value
value: 0 = Valve open
1 = Valve close
2 = Hold posi
tion
3 = safe
4 = Cycle

RSS
SS value
value: 0 = Valve open
1 = Valve close
2 = Hold position
3 = safe
4 = Cy
cle
* Initial setting
 = Indicates a factory only setting.
(continued on the next page)

MKS T3B Series Specifications

General

Brand	MKS
Model	T3B Series
Category	Control Unit
Language	English