Main Board Showing Connections to Sensor Board(s)Figure 12-1:
6. Slide the replacement board partially into the board slot. Plug the sensor board into
the main board and reattach the sensor wires.
7.
Carefully pull the sensor cable through the gland fitting as you push the sensor
board back into the enclosure. Tighten the cable glands.
8. Close the front panel.
9. Turn on power.
12.2 Total chlorine sensor
12.2.1 General
When used in clean water, the total chlorine sensor requires little maintenance. Generally,
the sensor needs maintenance when the response becomes sluggish or noisy or when
readings drift following calibration. Maintenance frequency is best determined by
experience. For a sensor used in potable water, expect to clean the membrane every
Maintenance
54 Rosemount TCL