Cascade Control (Templates 11 And 12) - ABB COMMANDER C355 User Manual

...2.7 Cascade Control (Templates 11 and 12)

rAtO
1. 0 00
Master
Deviation
MST
OP1
bIAS
Master
Deviation
MST
OP1
C. r tO
1. 0 00
Slave
Deviation
SLV
OP1
•1 Displayed only if template 12 selected and ratio/bias display enabled – see Section 5.2, Basic
Configuration and Section 5.7, Operator Configuration.
•2 Displayed only if ratio/bias display enabled – see Section 5.7, Operator Configuration.
•1
•1
0. 0
•2
2 OPERATOR LEVEL...
Remote Set Point Ratio
[0.001 to 9.999]
Master remote set point value =
(ratio x remote set point input) + bias
Remote Set Point Bias
[in engineering units]
Cascade Slave Set Point Ratio
[0.001 to 9.999]
Slave set point (S.SPt) value =
(ratio x master ouput) + bias [in engineering units]
Continued...
25