Hach WDMP sc, User Manual, Page: 18 / 74

Figure 10 Sample and drain connections
1 Sample flow valve 2 Sample line 3 Drain tubing
Section 4 Startup
Make sure that all of the electrical and plumbing connections are complete before startup.
1. Open the flow valve on the sample line to let sample flow through the plumbing system. Make
sure that the flow rate and pressure are within the limits. Refer to
Specifications on page 3.
2. Examine the plumbing for fluid leaks. Stop the leaks if found.
3. Apply power to the junction box. Refer to Figure 11 .
4. Apply power to the controller. Refer to Figure 11 . The display light comes on. The connected
sensors show on the display.
5. Use the controller to configure the system. Refer to the controller user manual.
6. Start the prime operation for the chlorine anaylzer reagents, if applicable. Refer to the
CL17 chlorine analyzer user manual for instructions.
7. Calibrate the turbidity sensor, the pH probe and the conductivity probe. Refer to the turbidimeter
and probe user manuals for calibration instructions.
8. Let the panel operate for 4 to 6 hours to make sure the readings are stable.
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