Model 755A

Instruction Manual

245364-V May 2002

 

 

Displacement

 

 

 

Torque

 

 

 

Restoring

Electromagnetic

 

 

Axis

 

 

Torque

 

 

 

 

Restoring

 

Balancing Weight

 

Current

 

 

Electromagnetic

 

 

 

Axis

 

 

Nitrogen-Filled Hollow Glass

 

 

 

 

 

 

Test Body

 

Mirror

Titanium Wire Conductor

 

Restoring

 

 

 

 

Balancing

 

Current

 

 

 

 

Weight

Platinum/Nickel Alloy

 

 

Suspension Ribbon

 

TEST BODY DETAIL

Displacement

Torque

Restoring

Torque

 

Restoring

Magnet

Current

Test Body

DETECTOR/MAGNET

Source Lamp ASSEMBLY

DS1

CONTROL

ASSEMBLY

Shaded Pole Pieces (4)

Zero

Span

 

 

 

% Oxygen

Dual PhotocellReadout

BT1, BT2

Figure 4-2. Functional Diagram of Model 755A Paramagnetic Oxygen Measurement System

Rosemount Analytical Inc. A Division of Emerson Process Management

Theory

4-3