Product Overview - Hach FT660 sc Manuel D'utilisation De Base

radiate radio frequency energy and, if not installed and used in accordance with the instruction
manual, may cause harmful interference to radio communications. Operation of this equipment in a
residential area is likely to cause harmful interference, in which case the user will be required to
correct the interference at their expense. The following techniques can be used to reduce
interference problems:
1. Disconnect the equipment from its power source to verify that it is or is not the source of the
interference.
2. If the equipment is connected to the same outlet as the device experiencing interference, connect
the equipment to a different outlet.
3. Move the equipment away from the device receiving the interference.
4. Reposition the receiving antenna for the device receiving the interference.
5. Try combinations of the above.

Product overview

Chemical or biological hazards. If this instrument is used to monitor a treatment process and/or
chemical feed system for which there are regulatory limits and monitoring requirements related to
public health, public safety, food or beverage manufacture or processing, it is the responsibility of the
user of this instrument to know and abide by any applicable regulation and to have sufficient and
appropriate mechanisms in place for compliance with applicable regulations in the event of malfunction
of the instrument.
Although the sc controller is certified for Class 1, Division 2 Hazardous Locations, it is only certified when installed
with sensors listed in Control Drawings 5860078. The sc controller and FT660 sc are NOT suitable for use in
Class 1, Division 2 Hazardous Locations.
The FT660 sc is a continuous-reading instrument for filter management
appropriate for ultra pure and all processes that include clean water monitoring.
The status light on the head assembly is illuminated when an error occurs and flashes when a
warning occurs or the head assembly is not installed correctly.
The back of the head assembly has a molded "lip" that may be used to hang the head on the edge of
the body of the instrument during maintenance.
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(Figure 1). The FT660 sc is