Preparing for Use
R&S
®
HMP Series
11
Getting Started 1178.6791.02 ─ 02
Risk of instrument damage during operation
An unsuitable operating site or test setup can damage the instrument and
connected devices. Ensure the following operating conditions before you
switch on the instrument:
●
Make sure that the nominal voltage setting on the product matches the
nominal voltage of the AC supply network. If you have a different line
voltage, it can be necessary that you have to change the power fuse of
the product.
●
It is hazardous and not permitted to repair a defective fuse or to use
other tools to bypass the fuse. Resulting damage to the instrument are
not covered by the warranty.
●
Never use the instrument in dusty or damp conditions, in an explosion
hazard area, or near aggressive chemicals. The ambient temperature
and humidity must not exceed the ranges specified in the data sheet.
●
The instrument is dry and shows no sign of condensation.
●
The instrument can only be used indoors and is positioned as described
in the following sections, see
Chapter 4.1.4, "Placing or Mounting the
Always position the instrument that you can disconnect the unit form the
mains at any time and without restrictions.
●
All fan openings are unobstructed and the airflow perforations are unim-
peded. Make sure that there is sufficient space on both sides for the
heat exchange.
If the temperature inside the instrument exceeds the value specified in
the data sheet, the channel-specific overheat protections turn off the
corresponding outputs.
●
The ambient temperature does not exceed the range specified in the
data sheet.
●
The instrument can only be operated with a properly grounded safety
socket outlet. Never use a cheater plug or other means to defeat or dis-
connect the protective ground lead.
●
Check the power cable for damage, and replace it if necessary. The
power cord must be plugged in before signal circuits are connected.
●
Use the instrument only with authentic Rohde
&
Schwarz test accesso-
ries, signal cables and power cords. Never use power cords with insuffi-
cient ratings.
Putting into Operation