Inficon T-Guard Leak Detection Sensor Interface descriptio Manuel d'utilisateur télécharger pdf (Page 34)

34 Profibus-DP Protocol

jins85e1 4.fm Interface Description(1101)

5.2.2 Write Process Data (Leak Detector -> PLC)

This data is sent periodically from the leak detector to the programmable logic

controller:

Byte Bit Name

Meaning

Similar to PLC

Output

Similar to RS232

ASCII cmd.

0 Error

1=Yes, 0=No ERROR

1 Warning

1=Yes, 0=No WARNING

Purge

0=inactive

1=active

Error / warning

code

Error / warning code *STATUS:ERROR?

*MEAS:FILTER?Sensor current Sensor current in A

Recorder output

(CUR_LIN,

CUR_LOG)

Pressure in mbar

Recorder output

(P1)

Actual leak rate in mbar*l/s

Recorder output

(LR_LIN,

LR_LOG...)

Leak rate

(mbar*l/s)

Pressure

*READ?

*STATUS:MEAS?

*MEAS:P:FORE?

0 = good

1 = medium

2 = bad

0=NO CAL RUNNING

1=T<20 MIN, CONFIRM

2=CAL RUNNING, WAIT

3=CAL FINISHED

4=CAL FINISHED, CONFIRM

5=PROOF RUNNING, WAIT

6=PROOF FINISHED

7=PROOF FINISHED, CONFIRM

*CAL:STATUS?

State

Device state

(see "44 Get Status" in the binary

protocol)

READY,

CYCLE_ACTIVE,

STANDBY,

MEASURE,

GROSS

Background

CAL Status

1 2 ... 29 30 31 32 33 34 35 36 37 38 39 40

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Inficon T-Guard Leak Detection Sensor Interface descriptio Manuel d'utilisateur Page 34

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