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DR4300 Circular Chart Recorder
150 DR4300 Circular Chart Recorder Product Manual 12/03
Millivolts, Volts and Milliamps inputs
Refer to Figure 5-5 and wire the recorder according to the procedure given in Table 5-8.
Table 5-8 Set Up Wiring Procedure for Calibrating Millivolts, Volts, and Milliamps Inputs
Step Action
1
Connect the copper wire to the calibration source (see Figure 5-5).
2
Connect the other end of the copper wire to the TB2 terminals on the printed circuit assembly
for the input channel being calibrated.
Main PCA
Pen 2
Main PCA
Pen 1
7
TB2
TB1
7
TB2
TB1
TB2
+
R
–
-
+
Calibration source
Copper
wires
24094
Figure 5-5 Calibration Set Up Diagram for Millivolts, Volts, and Milliamps Inputs