4 LST300 | COMPACT ULTRASONIC LEVEL TRANSMITTER | LST300–EN REV. E
9 Ex relevant specifications . . . . . . . . . . . . . . . . . . . . . . . . . 53
Meter design for general purpose, Ex protection code Y0 . . . . . . . . . . .53
Meter design for NEPSI non sparking, ATEX/IECEx energy limited
(Zone 2 /22), cFMus division 2, Zone 2/22 . . . . . . . . . . . . . . . . . . . . . .53
Meter design for NEPSI intrinsic safety, ATEX/IECEx intrinsic safety
(Zone 0 /20), and cFMus division 1, Zone 0/20 . . . . . . . . . . . . . . . . . .54
Meter design for NEPSI intrinsic safety, ATEX/IECEx intrinsic safety
(Zone 0 /20), and cFMus division 1, Zone 0/20 . . . . . . . . . . . . . . . . . .55
10 Specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
Mechanical data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
Electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
Displays (option) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
Hazardous area approvals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58
Environmental data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .58
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