Operating Instructions
J22 TDLAS Gas Analyzer
22
Hauser
The optional stainless steel label tag is not bonded to earth.
The maximum average capacitance of the tag determined by measurement is maximum 30 pF. This shall be
considered by the user to determine suitability of the equipment in a specific application.
Fig 16. Ground connections
1
Protective ground screw, M6-1.0 x 8 mm, ISO-4762
2
Protective ground stud, M6 x 1.0 x 20 mm
4.6
Electrical connections
Hazardous voltage and risk of electric shock.
Turn off lockout system power before opening the electronics enclosure and making any connections.
The installer is responsible for complying with all local installation codes.
Field wiring (Power and Signal) shall be accomplished using wiring methods approved for hazardous locations as
per the Canadian Electrical Code (CEC) Appendix J, the National Electric Code (NEC) Article 501 or 505 and IEC
60079-14.
Use copper conductors only.
For models of the J22 TDLAS Gas Analyzer with the SCS mounted within an enclosure, the inner sheath of the
supply cable for the heater circuit shall be sheathed with thermoplastic, thermosetting, or elastometric material.
It shall be circular and compact. Any bedding or sheath shall be extruded. Fillers, if any, shall be non-
hygroscopic.
The minimum length of the cable shall exceed 3 meters.
Содержание SpectraSensors J22 TDLAS
Страница 2: ...Operating Instructions J22 TDLAS Gas Analyzer 2 Endress Hauser...
Страница 150: ...www addresses endress com...