Inficon T-Guard Leak Detection Sensor Interface descriptio Manuel d'utilisateur télécharger pdf (Page 20)

20 RS232 ASCII Interface Protocol

jins85e1 2.fm Interface Description(1101)

2.4.2 Carrier Gas Mode

2.4.2.1 Performing a calibration

Every command must be terminated by the two bytes

Carriage Return (CR, ASCII 13, \r) and Line Feed (LF, ASCII 10, \n), in this order.

The response you receive from T-Guard will also be terminated like this.

Command sent to

T-Guard

Response received

from HLD5000

Content

*STAT:MEAS? READY status of the unit

*CONF:MODE CARGAS OK switch to carrier gas mode

*CAL:STAT? NO CAL RUNNING no calibration running

*CONF:TRIG2ON OFF OK turn off trigger 2

*CONF:TIME:AUT ON OK turn on automatic times

*CONF:UNIT:FU SCCM OK set flow unit to sccm

*CONF:CF 30000 OK set carrier gas flow to 30000

*CONF:TRIG1:MBAR*L/S

1E-3

OK set trigger 1 to 1E-3 mbar*l/s

*CONF:TIME:MEAS? 5.0 read measurement time

*CONF:TLR:MBAR*L/S 8E-4 OK set test leak rate to 8E-4 mbar*l/s

*CAL:START OK start calibration measurement

*CAL:STAT? CAL RUNNING, WAIT calibration running

*CAL:STAT? CAL FINISHED, CONFIRM calibration finished

*STAT:ERR? NO ERROR/WARNING no errors

*CAL:FAC:OLD? 1.017 read old calibration factor

*CAL:FAC:NEW? 1.098 read new calibration factor

*CAL:QUIT OK confirm calibration

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Inficon T-Guard Leak Detection Sensor Interface descriptio Manuel d'utilisateur Page 20