Instruction manual

33
4000 Specifications
5.2 Safety Agency Approvals
5.2.1 Explosion Proof
The HART Level Encoder is ETL listed to the following standards for explosion proof
installations:
5.2.2 Intrinsic Safety
The ATT is not an intrinsically safe device and must not be opened or wired while power
is applied.
Agency Acronym Agency Requirement
(FM) Factory Manual Approval Standard Class
3600 and 3615
(CSA) Canadian Standards Association Standard C22.2 No 30