Instruction Manual

748332-F April 2003

Model NGA2000 NDIR

TOP VIEW

POWER SUPPLY

PRESSURE

MICRO BOARD

SIGNAL

BOARD

COMPENSATION

 

BOARD

 

BOARD

 

 

SIDE VIEW

Figure 4-1. Printed Circuit Board Fold-Out Panel Views

4-3 POWER FUSE REPLACEMENT

Remove power to the Analyzer Module prior to fuse replacement. To replace the Power Fuse, view the front panel of the Analyzer Module, as

shown in Figure 4-2 below, and push and turn the fuseholder cap 1/4 turn counterclockwise. Remove and replace the fuse as required.

FRONT PANEL

FUSE

Figure 4-2. Power Fuse Location

4-2 Maintenance and Troubleshooting

Rosemount Analytical Inc. A Division of Emerson Process Management