Bacharach H25-IR Spezifikationen PDF herunterladen (Seite 4)

Contents H25-IR

ii Instruction 3015-4342

3.4.1 Simulating Other Internal Leak Source Gas Types Using the CAL Factor.................. 25

3.4.2 Improving PPM Measurement Accuracy using the CAL Factor ..................................... 25

3.4.3 Adjusting the CAL Factor .................................................................................................. 26

3.5 Restoring Factory Calibration ..........................................................................................................27

3.6 Storing a New Factory Calibration ..................................................................................................27

4 Operation....................................................................................................................................29

4.1 Instrument Location .........................................................................................................................29

4.2 Using the H25-IR ..............................................................................................................................29

4.2.1 Power ...................................................................................................................................29

4.2.2 Initial Setup ........................................................................................................................ 29

4.2.3 Range Selection................................................................................................................... 30

4.2.4 Setup Selection ...................................................................................................................30

4.2.5 Volume Adjustment............................................................................................................30

4.2.6 Searching for a Leak...........................................................................................................31

4.2.7 Measuring the Leak Rate...................................................................................................31

4.2.8 Measuring the PPM Level.................................................................................................. 32

4.2.9 Logging Measured Readings .............................................................................................. 32

4.2.10 Logged Measurements........................................................................................................ 33

4.2.10.1 Viewing Logged Measurements ..................................................................... 33

4.2.10.2 Clearing the Log.............................................................................................. 33

4.2.10.3 Viewing the Total of All Logged Measurements ........................................... 33

4.2.10.4 Setting the Log Limit...................................................................................... 34

4.3 Fault Conditions................................................................................................................................ 34

4.4 PCHK (Atmospheric Pressure CHecK) ............................................................................................ 35

4.5 RS-232 Communication .................................................................................................................... 35

4.6 Serial Output Types ..........................................................................................................................35

5 Maintenance...............................................................................................................................37

5.1 Diagnostics Menu ..............................................................................................................................37

5.1.1 Sensor Data.........................................................................................................................37

5.1.2 Last Fault............................................................................................................................38

5.1.3 IR Emitter ...........................................................................................................................39

5.1.4 Pressure...............................................................................................................................39

5.1.5 Loop Test .............................................................................................................................39

5.1.6 Clear Last Fault..................................................................................................................39

5.1.7 Auto Gain ............................................................................................................................ 40

5.2 Factory Menu..................................................................................................................................... 40

5.2.1 DIGIPOT .............................................................................................................................40

5.2.2 Leak Rate ............................................................................................................................ 40

5.2.3 Leak Gas..............................................................................................................................41

5.2.4 Leak Temp...........................................................................................................................41

5.2.5 Leak TEMPCO....................................................................................................................41

5.2.6 Sensor Cal ........................................................................................................................... 41

5.2.6.1 Pressure Sensor Calibration Screen .............................................................. 41

5.2.6.2 Flow Rate Sensor Calibration Screen (Factory Calibration)........................ 42

5.2.6.3 Box Temperature Calibration Screen ............................................................ 42

5.2.7 Model Select ........................................................................................................................42

5.2.8 Probe Type........................................................................................................................... 43

5.2.9 Firmware............................................................................................................................. 43

5.3 Flashing Memory............................................................................................................................... 43

5.4 Part Replacement ..............................................................................................................................46

5.4.1 Removing the Top Cover .................................................................................................... 46

5.4.2 Fuse Replacement...............................................................................................................47

5.4.3 Probe Tip Filter & O-Ring Replacement ........................................................................... 47

5.4.4 Internal Filter Replacement .............................................................................................. 48

5.4.5 Optical Bench Replacement ............................................................................................... 48

5.4.5.1 Top Cover Removal ......................................................................................... 49

5.4.5.2 Installing the New IR Optical Bench.............................................................49

5.4.5.3 IR Emitter Adjustment...................................................................................49

1 2 3 4 5 6 7 8 9 ... 68 69

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