Option card removal & installation – Precision Digital PD650 User Manual
Page 87
Model PD650 Large Display Process Meter
Instruction Manual
87
OPTION CARD REMOVAL & INSTALLATION
Meter options are installed at the factory. To disable relays’ fail-safe operation, it
is necessary to remove the Display Board to gain access to the Options Board.
Option cards may be ordered separately. Refer to the following instructions and
illustrations.
Figure 32. Removing the Display Board
Main PCB
Options PCB
Figure 33. Options Board Installation
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