Quest Controls BACnet T-Stat Manuale di Servizio Pagina 317

  • Scaricare
  • Aggiungi ai miei manuali
  • Stampa
  • Pagina
    / 360
  • Indice
  • SEGNALIBRI
  • Valutato. / 5. Basato su recensioni clienti
Vedere la pagina 316
Use in Hazardous Environments 317
Classification Meeting CENELEC and IEC
WAGO-I/O-SYSTEM 750
BACnet/IP Controller
Explosive areas resulting from gases, fumes or mist:
Zone 0 areas are subject to an explosive atmosphere
(> 1000 h /year) continuously or for extended periods.
Zone 1 areas can expect the occasional occurrence of an explosive
atmosphere (> 10 h 1000 h /year).
Zone 2 areas can expect the rare or short-term occurrence of an explosive
atmosphere (> 0 h 10 h /year).
Explosive areas subject to air-borne dust:
Zone 20 areas are subject to an explosive atmosphere
(> 1000 h /year) continuously or for extended periods.
Zone 21 areas can expect the occasional occurrence of an explosive
atmosphere (> 10 h 1000 h /year).
Zone 22 areas can expect the rare or short-term occurrence of an explosive
atmosphere (> 0 h 10 h /year).
Vedere la pagina 316
1 2 ... 312 313 314 315 316 317 318 319 320 321 322 ... 359 360

Commenti su questo manuale

Nessun commento