Metrohm viva 1.1 (ProLab) - Manual (Page 579)

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5 Method
viva 1.1 (for process analysis)
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Parameters
The parameters for the CONTROL command are configured in the fol-
lowing dialog window:
￭ CONTROL - Properties
Command variables
The following command variables are generated by the CONTROL com-
mand in the method run and can be used in formulas under the designa-
tion 'Command name.Variable identification':
Identification Description
BSY Command status; 1 = BUSY, HOLD or ERROR; 0 =
READY; invalid (variable not available) = Command
has never been started
FIN Command status:
1 = Command has ended at least once
0 = Command has not yet ended
not valid (variable not available) = Command
has not yet been started
IVS Value of the input at the start of the command.
IVE Value of the input at the end of the command.
OVS Value of the output at the start of the command.
Direct controller/2-point controller command status:
1 = active, 0 = inactive
PID/PWM: -100 to 100% (value of the analog output
or the pulse frequency)
OVE Value of the output at the end of the command.
Direct controller/2-point controller: 1 = active, 0 =
inactive
PID/PWM: -100 to 100% (value of the analog output
or the pulse frequency)
5.5.2.8.6.2 CONTROL - Properties
Dialog window: Method ▶ CONTROL ▶ Properties... ▶ CONTROL - 'Command
name'
Command name
Name of the command.
Entry 25 characters