Figure 4-3. Detector Assembly - Emerson Rosemount Analytical NGA2000 CLD Instruction Manual

Model NGA2000 CLD
Photodiode
Ozone
Sample
Exhaust
Heater
M3X0.5 x 16mm Screw (2)
3mm Spring Washer (2)
Photodiode
Cable
Insulator
(between Lower Cover
and Mounting Bracket)
Photodiode Case
Ground
*
Heater/Thermostat Assembly 655235.
Rosemount Analytical Inc. A Division of Emerson Process Management
Sapphire
Window
Reaction
Chamber
Thermistor
Assembly
Photodiode Socket
Assembly
Detector Mounting
Bracket
*
*
Heater
Thermostat
Tubing Cover
Lower Cover
Nylon Shoulder
Washers (3)
M3X0.5 x 16mm
Screw (3)
Thermistor Shim

Figure 4-3. Detector Assembly

Detector Header
*
O-Ring 876478
Photodiode Assembly
(see detail below)
M3X0.5 x 20mm Screw (2)
(see detail below)
3mm Spring Washer (2)
Detector Cover
M3X0.5 x 16mm Screw (2)
3mm Spring Washer (2)
Photodiode
655258
Thermistor
655216 Thermistor Spacer
Photodiode Socket Assembly
Assembly of Photodiode
Instruction Manual
November 2002
M3X0.5 x 25mm Screw (2)
3mm Spring Washer (2)
Retainer Gasket
Reaction Chamber
O-Ring 854540
Sapphire Window
Cushioning Gasket
No. 6 Flat Washer (2)
Maintenance and Service
760000-C
4-5