Omega PCL340 Manual De Usuario

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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.
ST_DEAD?
Returns deadband of the switch in the current pressure units.
VAL?
Returns the value of any measurement taking place on the upper
and lower display. For example, if the upper display is measuring
5mA, and the lower display is measuring 10V, then VAL? will
return:
5.000000E-03, A, 1.000000E+01, V 
ZERO_MEAS
Zeroes the attached pressure module. Enter the zeroing value in
PSI after the command when zeroing an absolute pressure
module.
ZERO_MEAS?
Returns the zero offset or the reference value for absolute
pressure modules.
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