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Daniel 3812 Liquid Ultrasonic Flow Meter Installation Manual Table of Contents
3-9000-765 Rev D March 2013
Table of Contents i
Contents
Daniel customer service ...................................................................................3
• Signal words and symbols .............................................................................. 4
• Important safety instructions ......................................................................... 5
Section 1: Introduction
1.1 Typical Applications ....................................................................................1
1.2 Features and benefits ..................................................................................2
1.3 Acronyms, abbreviations and definitions....................................................... 3
1.4 Daniel MeterLink software ........................................................................... 6
1.5 Daniel 3812 Liquid Ultrasonic Flow meter design ........................................... 7
1.6 Meter specifications ................................................................................. 14
1.7 Pre-installation considerations ................................................................... 18
1.8 Safety ...................................................................................................... 18
1.9 Daniel 3812 Certifications and Approvals .................................................... 19
1.10 FCC compliance....................................................................................... 19
Section 2: Mechanical installation
2.1 Meter piping, lifting and mounting ............................................................. 21
2.2 Piping recommendations ........................................................................... 28
2.3 Meter safety for hoist rings and lifting slings ............................................... 32
2.3.1 Use of appropriate safety engine
ered swivel hoist rings
in meter end flanges.................................................................................... 33
2.3.2 Appropriately rated lifting slings.................................................................. 40
2.4 Mounting requirements in heated or cooled pipelines .................................. 43
Section 3: Electrical installation
3.1 Cable length TTL mode .............................................................................. 45
3.2 Cable length Open Collector mode ............................................................. 45
3.3 Grounding meter electronics housing ......................................................... 46
3.4 Conduit seals ............................................................................................ 47
3.4.1 Startup for systems using explosion-proof condui
t ...................................... 48
3.4.2 Startup for systems that use flame-proof cable ........................................... 49
3.5 Wiring and I/O .......................................................................................... 50
3.5.1 CPU Module labeling and LED indicators ..................................................... 51