Burkert Type 8620 - Manual (Page 92)

mxCONTROL Type 8620
Page 92
Processdata and Data Logging
Display-Presentation Displayed data Abbre-
viation
(menu)
Full
Screen
Trend
chart
Line
Data-
Log.
Notes
Process value PV x x x x
Process Value 2
(Set point External)
PV2 x x x
Only if
SP input = External
Set point SP x x x
Set point vs. Process value SP/PV x
Module output CMD x x x
Parameter (CodeLevel: Operator)
Parameter Abbrevia-
tion
(menu) Value range Default values
(after successful down-
load of Cfg-File)
Sample Time Tsample 0.05/0.1 … 60.0 s 0.2 s
Set point (*) SP Scal- …Scal+ of the assigned input
SPLim- ... SPLim+ (if SP Limit is enabled) Scal- + ((Scal+ - Scal-)
/2)
Ratio set point (****) Kx 0.001 … 9999.0 1.0
Set point ramp SP Ramp
Set point ramp SP Ramp Yes / No No
Ramp rise: max. positive
set point change per
minute (**) D+ 0.1 … 99999 (unit of process value input) 1
Ramp rise: max. negative
set point change per
minute (**) D- 0.1 … 99999 (unit of process value input) 1
CutOff CutOff
CutOff Mode Off / Cut- / Cut+ / Cut- & Cut+ disable
Lower CutOff threshold
(***) Cut- Scal- ... Scal+
(Scal- and Scal+ of process value input) Scal-
Upper CutOff threshold
(***) Cut+
Scal- ... Scal+
(Scal- and Scal+ of process value input) Scal+
PID Controller
Deadband
Dbnd 0.1 … 10.0 % of input range 1.0 %
Gain/amplification factor Kp 0.001 … 9999.0 (in % / unit) 1.0
Reset time Tn 0.1 … 9999.0 s 9999.0 s
Derivation time Tv 0.0 … 9999.0 s 0.0 s
Start point X0 0.0 … 100.0 % 0.0 %
Lower output limit Lim- 0.0 … Lim+ 0.0 %
Upper output limit Lim+ Lim- … 100.0 % 100.0 %
Safety output value CMDsafe 0.0 … 100.0 % 0.0 %
(*) will be only displayed if the parameter „SP Input“ is selected as „intern“ in the menu „Configuration“
(**) will be only displayed if the parameter „SP Ramp“ is selected as „Yes“ in the menu „Parameter“
(***) will be only displayed if the selected „(CutOff) Mode“ supports the according parameter
(****) will be only displayed if the parameter „SP Input“ is selected as „External“ in the menu „Configuration“