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.
Section 4 Installation
4.1 What you have received
You should have received the following major components:
• An instrument, model 3654, with keypad, display, and handle
• A membrane-covered thermal conductivity (TC) sensor, model 3127x for H
model 31570 for N
2
• A flow chamber, model 32013A with flow adjustment valve for N
32015 without flow adjustment valve for H
• The Hach 3654 software on a CD and a PC communications cable
• Two C-type batteries
• A sensor recharge kit in a plastic case containing materials to maintain and service your sensor
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measurement.
analyzers
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measurement or
2
analyzers, or model
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