Emerson 755A - Manual (Page 50)

Instruction Manual
245364-V
May 2002
4-4 Theory Rosemount Analytical Inc. A Division of Emerson Process Management
Model 755A
Figure 4-3. Detector/Magnet Assembly
Detector Assembly
Mounting Screws (2)
Optical Bench Assembly
Magnet Assembly
Sample Outlet Tube
Sample Inlet Tube
Sample Pre-Heating Coil
Connector J12
Dual Photocell
Connector J12
Lamp Retaining
Set Screw
Photocell
Lock Screws (2)
Source Lamp
Assembly
Lamp Viewing Hole
➊ Dual Photocell
➋ Integral Temperature
Sensor (RT1)
➋ Integral 5-Micron
Diffusion Screen
➋ Test Body
➋ Integral Heater (HR2)
Mirror
➊ Optical Bench Assembly
➋ Detector Assembly
➊ Source Lamp
A. Exploded View of Detector/Magnet Assembly
B. Sectional Top View of Optical Bench
and Detector Assemblies
C. Exploded View of Optical Bench
Assembly