Emerson 3812 Benutzerhandbuch
18
Pre-installation considerations
Section 1: Introduction
Daniel 3812 Liquid Ultrasonic Flow Meter Installation Manual
March 2013
3-9000-765 Rev D
1.7
Pre-installation considerations
•
Pipeline equipment code compliance, ANSI, ASME, etc.
•
Proper Inlet/outlet meter tube piping for reasonable stable flow to the settling chamber
(first meter tube spool upstream of the meter).
(first meter tube spool upstream of the meter).
•
Electrical safety compliance; UL, CSA, ATEX, IECEx etc.
•
Civil and structural good practices compliance
•
Contractual agreements or governmental compliance (or both)
•
In-situ performance test procedures
•
Field tested advanced meter health and flow dynamics diagnostics
•
Data collection and retention procedures
1.8
Safety
The Daniel 3812 Liquid Ultrasonic Flow Meter is suitable for use in U.L. Class 1, Division 1,
Group C and D hazardous locations.
Group C and D hazardous locations.
The Daniel 3810 Series Liquid Ultrasonic Meter is approved to the ATEX Directive 94/9/EC
Figure 1-9 Daniel 3810 Series Liquid Ultrasonic Meter ATEX approval
DANGER TO PERSONNEL AND EQUIPMENT
Observe all precautionary labels posted on the equipment and safety messages throughout
the meter documentation.
the meter documentation.
Failure to do so may result in injury to personnel or cause damage to the equipment.