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Daniel 3812 Liquid Ultrasonic Flow Meter Installation Manual Table of Contents
3-9000-765 Rev H June 2015
Table of Contents i
Contents
Daniel customer service ................................................................................... 3
• Signal words and symbols .............................................................................. 4
• Important safety instructions ......................................................................... 5
• Notice .......................................................................................................... 7
• Warranty and Limitations ............................................................................... 8
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 ........................................................................... 5
1.5 Daniel 3812 Liquid Ultrasonic Flow meter design ........................................... 6
1.6 Meter specifications ................................................................................. 13
1.7 Pre-installation considerations ................................................................... 17
1.8 Safety ...................................................................................................... 17
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 engineered 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 conduit
...................................... 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