Index
Index–3 H
2
S in Natural Gas
Peak tracking function 3–8
Pin numbers 2–11
Port
Bypass 4–1
Bypass return 2–14
Inlet 4–1
Nitrogen purge 4–5
Nitrogen purgert 4–5
Pressure relief vent 2–14
Purge system inlet 2–15
Sample inlet 2–13, 4–5
Sample return 2–14
Sample vent 4–1
Potential hazards 1–2
Power terminal box 2–6
Powering down the analyzer 3–2
Powering up the analyzer 3–1
Pressure 3–16
Pressure regulator 4–1
Protective gas supply 2–16
Purge system 1–4, 2–15
Purging 1–4
Reading diagnostic data with HyperTer-
minal 3–16
Recommendations and solutions to com-
mon problems A–1
Reference gas 1–4
Resonances. See Natural Frequencies
Response time 3–5
Return materials authorization number
A–7
RS-232 Output 3–13
Sample 1–4
Sample cell 1–4, A–1
Sample cell pressure 3–3
Sample conditioning system 1–4, 4–1
Sample gas 1–4, 1–5, 3–2, 4–1
Saving data from the serial port 3–16
Scrubber 3–8, 4–1, 4–4, 4–5
Scrubber alarm 4–4
Scrubber indicator 4–4, 4–5
Serial cable 2–11
Serial connection 2–10
Serial port 2–12, 3–16
Service contact A–7
Servicing the scrubber 4–4
Signal wires 2–11
Species concentration 1–5
Spectra
2
f 3–10, 3–20
DC 3–10
Spectral overlap 1–6
Spectrum average 3–16
Stainless steel tubing 2–12, 2–13, 2–14,
2–15
Symbols 1–2
System conditioning 2–16
Temperature 3–3
Temperature connector 3–11
Tools 2–2
Tools and supplies A–2
Trace species detection 1–4
Tunable diode laser 1–4
Units 3–7
Concentration 3–8
Pressure 3–7
Temperature 3–7
Validation 3–20
Validation gas 2–14
Validation request 2–11, 2–12
Validation source 2–14, 2–15
Valves
Check 4–5
Metering 4–1
Relief 4–1
Shut-off 3–2
Switching 4–1
Variations 1–6
Pressure 1–6
Temperature 1–6
Viewing, capturing and storage of serial
port data 3–13
Warnings 1–2
Wavelength modulation spectroscopy
1–6
Wet pressure 3–15, 3–16
Wet temperature 3–15, 3–16
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