Lighthouse RLPC 0.1mm, Operating Manual

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Lighthouse REMOTE Liquid Particle Counter (4-20mA output) Operating Manual
3-2 248083296-1 Rev 3
2. If the original container and packing materials are not available,
wrap the unit in "bubble pack" plastic; surround with shock-
absorbent material and place in a double-wall carton. Contact
Lighthouse to purchase a replacement shipping container and
nozzle caps.
3. Seal container or carton securely. Mark "FRAGILE" and write the
RMA number in any unmarked corner.
4. Return to the address instructed by a Lighthouse representative.
LEDs
Understanding the LEDs
The front-panel LEDs have specific meanings when illuminated. The
figure below shows location of the LEDs and gives a brief description
of their meaning.
Figure 3-1 Detail of Front Panel LEDs
• The green POWER LED turns on when the instrument is powered
on.
• The red SERVICE LED will stay on steady if Laser power is out of
range, the Flow Cell is dirty or contains foreign objects or the Flow
Cell is filled with bubbles.
In the event that the light is on while installing the sensor, please
refer to
Appendix B, “Maintenance” on page A-1 for Flow Cell
cleaning instructions.
• The blue SAMPLING LED indicates the instrument is sampling.