INFICON HLD6000 Refrigerant Leak Detector Interface Description User Manual
Page 33
F
ield
bus Communi
ca
tion
33
lea
k rate
3...6
Leak rate (g/a)
Actual leak rate in g/a (IEEE 754 float value)
Analog output
*READ:g/a?
129
pressure_or_flow
7...10
not used
er
ror_code
11...12
Actual error number
Error/warning code (16 bit unsigned integer)
Error
*STATUS:ERROR?
290
trigger_status
13
0
Status of Setpoint 1
0 = Leak rate lower than setpoint
1 = Leak rate higher than setpoint
Trigger 1
*STATUS:TRIGger?
387
1
Status of Setpoint 2
Trigger 2
2 ... 7
not used
always 0
calibration_status
14
calibration_status
For possible values please refer to table "State
calibration (command 260). See chapter
CAL active
*STATUS:CAL?
260
leak_
detector ID
15
leak_detector ID
always 50 for HLD6000
*IDN:DEVice?
303
device sp
ecific float 1
16...19
device specific float 1 Differential pressure p1 in arbitrary unit (IEEE 754
float value)
*MEAS:p1?
343
Title
Byte
Bit
Name
Meaning
Similar to IO1000
Output
Similar to RS232
ASCII cmd.
Similar to RS232
LD cmd.
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