2
Chapter 1 - Notes on Safety, Usage, Maintenance and Service
024 V1
Chapter 1
Notes on Safety, Usage, Maintenance and Service
1.1
Safety Instructions
This instrument has been built and tested in accordance with EN 61010-1, protective measures for
electronic measuring equipment. The instrument has been supplied ex works in a perfectly safe
condition. To maintain this condition and to ensure a safe operation, the user has to observe the
instructions and warnings included in this instruction for use.
The instrument corresponds to protection class II (protective insulation).
The instrument corresponds to protection type IP20 according to EN 60529.
The instrument must only be operated with supply voltages between 100-240 V with 50-60 Hz.
Discharges through pin-and-socket connectors may damage the instrument. During handling and
operation, the instrument has to be protected against electrostatic discharge.
No external voltages higher than 70 Veff must be applied to the HF input of the measuring receiver,
as otherwise the input circuits may be destroyed.
1.2
Instructions for Use
The warranty for a new instrument ends 24 months after leaving the factory.
If the instrument is opened, the warranty claim becomes void!
The technical data given in the specifications apply after a warming-up phase of approx. 10
minutes and
only
if all inputs not used are terminated by 75-Ω terminating resistors and the
voltage supply is connected to the instrument and it is switched on!
1.3
Maintenance of the Instrument
The instrument is maintenance-free.
1.4
Cleaning of the Instrument
The casing should be cleaned with a soft, lint-free cloth. Never use solvents such as cellulose
thinners, acetone and the like, as otherwise the front panel or the input labeling on the back might
be damaged.
1.5
Service
The service address is given on the back cover of this instruction manual.
1.6
Application
The reverse channel switch SW 024 can only be operated together with the AMA 310/UMS. A
stand-alone operation or a communication with another head-end, measuring or USB unit is
not
provided.
