YOKOGAWA GX10 User Manual page 104

2.4 Setting Commands
SCtrlRefDEV
Zone PID Setting 3 (Reference Deviation)
Sets the zone PID reference deviation
Syntax
SCtrlRefDEV,p1,p2,p3
p1 Loop number
p2 Reference deviation on/off (Off, On)
p3 Reference deviation (0% to 100% of
PV range span)
Example 0.0 to 100.0° (0 to 900) when the PV
range is 10.0 to 90.0°
Query
SCtrlRefDEV[,p1]?
Example For loop number L022, set the reference
deviation to 125.8.
SCtrlRefDEV,L022,1258
Description
• This command is valid when a PID Control Module is
installed.
SCtrlPIDPb
PID Parameter Setting 1 (Proportional
Band)
Sets the proportional band
Syntax
SCtrlPIDPb,p1,p2,p3
p1 Loop number
p2 PID group number (1 to 8)
p3 Proportional band P (1 to 9999)
Setting range: 0.1 to 999.9%
Query
SCtrlPIDPb [,p1,p2]?
Example For loop number L022, set the proportional
band P of PID group number 8 to 80.0%.
SCtrlPIDPb,L022,8,800
Description
• This command is valid when a PID Control Module is
installed.
SCtrlPIDTI
PID Parameter Setting 2 (Integration
Time)
Sets the integration time
Syntax
SCtrlPIDTI,p1,p2,p3
p1 Loop number
p2 PID group number (1 to 8)
p3 Integration time I (0 to 6000)
Setting range: 0 (OFF) to 6000 (s)
Query
SCtrlPIDPb [,p1,p2]?
Example For loop number L022, set the integration time
of PID group number 8 to 240 s.
SCtrlPIDTI,L022,8,240
Description
• This command is valid when a PID Control Module is
installed.
2-86
SCtrlPIDTD
PID Parameter Setting 3 (Derivative Time)
Sets the derivative time
Syntax
SCtrlPIDTD,p1,p2,p3
p1 Loop number
p2 PID group number (1 to 8)
p3 Derivative time D (0 to 6000)
Setting range: 0 (OFF) to 6000 (s)
Query
SCtrlPIDTD [,p1,p2]?
Example For loop number L022, set the derivative time
of PID group number 8 to 60 s.
SCtrlPIDTD,L022,8,60
Description
• This command is valid when a PID Control Module is
installed.
SCtrlPIDPara
PID Parameter Setting 4 (Other Controls)
Sets control parameters
Syntax
SCtrlPIDPara,p1,p2,p3,p4,p5,p6,p7,
p8,p9,p10
p1 Loop number
p2 PID group number (1 to 8)
p3 Control output low limit (-50 to 1050)
Setting range: -5.0 to 105.0%
p4 Control output high limit (-50 to 1050)
Setting range: -5.0 to 105.0%
p5 Tight shut function
Off
On
Manual reset (-50 to 1050)
p6
Setting range: -5.0 to 105.0%
Upper-side hysteresis
p7
0% to 100% of PV range span
Example 0.0 to 100.0° (0 to 900) when the PV
range is 10.0 to 90.0°
p7 Lower-side hysteresis
0% to 100% of PV range span
Example 0.0 to 100.0° (0 to 900) when the PV
range is 10.0 to 90.0°
p9 Control direction
Reverse Reverse
Direct
p10 Preset output (-50 to 1050)
Setting range: -5.0 to 105.0%
Query
SCtrlPIDPara [,p1,p2]?
Example For PID group number 8 of loop number
L022, set the output limit to 10% to 80%, tight
shut function to On, manual reset to 40%,
hysteresis to -30.0 to 50.0, control direction to
reverse, and preset output to 10%.
SCtrlPIDPara,L022,8,100,800,
On,400,-300,500,Reverse,100
Description
Direct
IM 04L51B01-17EN