Set Trigger Level - Omega Engineering OMB-CHARTSCAN 1400 User Manual

API Commands
TYPE
EXECUTION
SYNTAX
DESCRIPTION
The Set Trigger Level (
performed. The Set Trigger Configuration (
should be tested for going above the specified level or below the specified level.
Note: This command is only valid for trigger start/stop events of
The parameter
a trigger event. The parameter
condition still persists. The level condition will persist until the channel readings no longer exceed the level as
specified. Further, in order to come out of the level condition, the channel readings must not exceed the
aggregate of the level and hysteresis values. The format for the
for readings input defined under the Set Data Format (
Appendix C.
EXAMPLE
PRINT#1, "OUTPUT07;F0,0X"
PRINT#1, "OUTPUT07;L1,100.0,10.0X"
PRINT#1, "OUTPUT07;L?X"
PRINT#1, "ENTER07"
LINE INPUT #2, L$
PRINT L$
PRINT#1, "OUTPUT07;T4,5,0,0X"
A-40

- Set Trigger Level

L
Channel
Deferred
Sets the level against which the testing of channel readings should be
Lchan,
performed where
level,
where
hyst
is the level against which the readings are tested to determine if the
level
level has been exceeded.
is the hysteresis level.
hyst
Query the the current level settings
L?
) command simply sets the level against which the testing of channel readings should be
L
T
is the value, which, if exceeded (by going above or below it as defined), should generate
level
is the hysteresis value that, with
hyst
is the channel number such that
chan
= for ChartScan/1400.
max 128
) command should be used to configure whether the level condition
and
T4
level
and
level
) Command and in the Data Format section of
F
' Set the engineering units format to be degrees C
' Set the level channel to be channel 1 at a level 100.0
°C with a hysteresis of 10.0 °C
' Read the current level setting
' The screen shows
' Set the unit to start on channel going above the level
and to stop on the channel going below the level
<
1 chan
.
T5
, is used to test whether the level
arguments follow the rules
hyst
L001,+0100.0,+0010.0
ChartScan User's Manual
Appendix A
< ,
max