ISA-RP92.04.02, Part II : 1996(R2013)

1 Scope
2 Purpose
3 General requirements
4 Unpacking
5 Storage
6 User record keeping
7 Maintenance
8 Preparing instruments for use
9 Installation of stationary instruments
9.1 Installation in hazardous (classified) locations
9.2 Detector locations
10 Equipment checkout procedures
10.1 Portable instruments
10.2 Stationary instruments
11 General considerations
11.1 Precautions
11.2 Desensitizing agents
11.3 Entering atmospheres of potentially depleted/enriched oxygen
11.4 Use of appropriate accessories
11.5 Electromagnetic interference (EMI)
11.6 Maintenance schedule..
12 Operational check
13 Maintenance procedures
13.1 General
13.2 Preliminary checkout
13.3 Detector head
13.4 Flow system
13.5 Readout devices
13.6 Alarms
13.7 Shop calibration test
14 External power supply systems
14.1 General
14.2 AC supplies
14.3 DC supplies
8 ISA-RP92.04.02, Part II-1996 (R2013)
Annex A  Environmental and application checklist for oxygen-deficient/
oxygen-enriched (typical)
Annex B  Instrument maintenance record for oxygen-deficient/
oxygen-enriched detectors (typical)
Annex C  References

ISA-RP92.04.02, Part II, applies to all oxygen detection instruments that satisfy theperformance requirements in ANSI/ISA-S92.04.01, Part I,Performance Requirement forInstruments Used to Detect Oxygen-Deficient/Oxygen-Enriched Atmospheres.