Itowa ITW 4 LEVEL, Руководство пользователя

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ITW LEVEL
USER MANUAL
13
4. GUIDE OF POSSIBLE PROBLEMS AND SOLUTIONS
PROBLEM LED INCIDENCE ON /
LCD MESSAGE “
COMMUNICATION FAILURE
”
REASON The antenna connectors are badly installed(communicated or short-
circuited, see page 10)
SOLUTION Check the joining of the connectors with coaxial cable
REASON Connector N female chassis broken in the inside part of the system
SOLUTION Request ITOWA a new connector
REASON Interferences or frequency matching with other systems
SOLUTION Make the change of frequency channel
REASON Misguided antennas
SOLUTION Put the antennas in a new direction
REASON Antennas not suitable for this link
SOLUTION Consult ITOWA about the most suitable antennas for this link.
Table 4.1
PROBLEM NO POWER OR NOTHING WORKS
REASON Failure in power connections
SOLUTION Check supply voltages
Table 4.2
PROBLEM NOT RESPOND ANY RELAY OF THE RECEIVER
REASON Poor connection or operation of the measuring equipments (buoys,
floats, sensors, etc.)
SOLUTION Check the connections of the measuring equipments with the
transmitter inputs.
Table 4.3