Inficon T-Guard Leak Detection Sensor Interface descriptio Manuel d'utilisateur télécharger pdf (Page 21)

RS232 ASCII Interface Protocol 21

jins85e1 2.fm Interface Description(1101)

2.4.2.2 Measurement Cycle

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 status of the unit

*STAT:MEAS? READY last measurement finished

*CONF:MODE CARGAS OK switch to carrier gas mode

*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

*START OK start measurement

*STAT:MEAS? READY measurement finished

*STAT:ERR? NO ERROR/WARNING no errors

*READ? 2.30E-4 leak rate

1 2 ... 16 17 18 19 20 21 22 23 24 25 26 ... 39 40

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Inficon T-Guard Leak Detection Sensor Interface descriptio Manuel d'utilisateur Page 21