Omega PCL340 - Manual (Page 37)

LO_ERR
Sets the 0% point for the percent error mode calculation in the
current engineering units.
For example:
To set the 0% point to 20 psi send LO_ERR 20.
LO_ERR?
Returns the 0% point for the percent error mode calculation.
For example:
If the 0% point is set to 20 psi, LO_ERR? would return
2.000000E+01, PSI .
PRES_UNIT
Used to set the pressure unit for the indicated display
For example:
To set the pressure unit to psi on the lower display send
PRES_UNIT LOWER, PSI.
PRES_UNIT?
Returns the pressure unit used when measuring pressure for
each of the 3 displays.
REMOTE
Puts the calibrator in remote mode. From the remote mode the
user can still use the keypad to get back to local unless the
command LOCKOUT was entered before REMOTE. Than the
keypad is totally locked out, and the user has to send the LOCAL
command to get back to local operation.
ST_START
Starts a switch test.
ST_CLOSE?
Returns the pressure that the switch closed at in the current
pressure units.
ST_OPEN?
Returns the pressure that the switch opened at in the current
pressure units.
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