Table 5-3 Disconnect The Field Wiring; Figure 5-1 Location Of The Input Connections On The Input Boards - Honeywell DR4300 Product Manual

Disconnect the field wiring
Depending on which input (1 or 2) you plan to calibrate, tag and disconnect any field wiring connected to the
input terminals on the printed circuit assembly for the appropriate pen channel. Refer to Figure 5-1 and
follow the procedure in Table 5-3.
Step
Remove the power from the recorder, open the door on the recorder, and swing the chart
1
plate out.
2 Depending on the input (1 or 2) you are going to calibrate, disconnect the input connections
from terminal block TB2 on the right edge of the applicable printed circuit assembly. See
Figure 5-1 for the location of the circuit boards and input connectors.

Figure 5-1 Location of the Input Connections on the Input Boards

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Table 5-3 Disconnect the Field Wiring

Main PCA
Pen 2
TB1
DR4300 Circular Chart Recorder Product Manual
Input and Output Calibration for Recorder with Display
Action
Main PCA
Pen 1
TB2
TB1
TB2
–
R
TB2
24091
145