Daniel 3812 Liquid Ultrasonic Flow Meter Installation Manual
Table of Contents
3-9000-765 Rev H
June 2017
Table of Contents
i
Contents
Daniel customer service
Signal words and symbols
Important safety instructions
Notice
Warranty and Limitations
Section 1:
Introduction
Typical Applications .................................................................................... 1
Features and benefits .................................................................................. 2
Acronyms, abbreviations and definitions ....................................................... 3
Daniel MeterLink software ........................................................................... 5
Daniel 3812 Liquid Ultrasonic Flow meter design ........................................... 6
Meter specifications ................................................................................. 13
Pre-installation considerations ................................................................... 17
Safety ...................................................................................................... 17
Daniel 3812 Certifications and Approvals .................................................... 19
FCC compliance ....................................................................................... 19
Section 2: Mechanical installation
Meter piping, lifting and mounting ............................................................. 23
Piping recommendations ........................................................................... 30
Meter safety for hoist rings and lifting slings ............................................... 34
Use of appropriate safety engineered swivel hoist rings in
meter end flanges........................................................................................ 35
Appropriately rated lifting slings.................................................................. 42
Mounting requirements in heated or cooled pipelines .................................. 45
Section 3: Electrical installation
Cable length TTL mode .............................................................................. 47
Cable length Open Collector mode ............................................................. 47
Grounding meter electronics housing ......................................................... 48
Conduit seals ............................................................................................ 49
Startup for systems using explosion-proof conduit ...................................... 50
Startup for systems that use flame-proof cable ........................................... 51
Wiring and I/O .......................................................................................... 52
CPU Module labeling and LED indicators ..................................................... 53