Emerson Rosemount 3812 Installation Manual page 30

Mechanical Installation
January 2023
Figure 2-4: Direct mount meter electronics assembly with clamped band
shrouds
A. Explosion-proof transmitter enclosure (CPU Module, Power Supply, I.S. Barrier
Board and Backplane Board)
B. Intrinsically-safe base enclosure includes Acquisition Module
C. Meter-body and split shroud cover for transducers and cables assemblies
Table 2-1: 3812 Ultrasonic Meter shrouds options per ANSI pressure rating
Meter body size
2" - 3"
4" - 10"
12" and larger
30
ANSI pressure rating
150 and 300
150 and 300
600 and 900
150, 300, 600, 900
Rosemount 3812 Liquid Ultrasonic Flow Meter
Installation manual
00825-0100-3812
Shroud type
Bolted band shroud or
latched band shroud
Split shroud or latched band
shroud
Clamped band shroud
Clamped band shroud