R&S 1129.7246.03, Operating Manual

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Operating Manual 1302.6163.12 - 03 4.49
R&S ESU Instrument Functions
Receiver Mode
150 KHZ
HIGHPASS
The 150 KHZ HIGHPASS softkey switches an 150 kHz highpass on to protect the
receiver input from high signal levels below 150 kHz (only for ENV 216).
Remote command:
INP:LISN:FILT:HPAS ON | OFF
PE
GROUNDED |
PE FLOATING
The PE GROUNDED and PE FLOATING softkeys switch the protective earth con-
ductor chokes on or off (only for ESH2-Z5/ESH3-Z5).
Remote command:
:INP:LISN:PEAR GRO |FLO
Settings made in the PRESCAN PHASES menu are immediately output at the user
port. This way, the menu can be used to remote control the V-networks during man-
ual measurements.
For automatic phase selection with the V-networks, the R&S ESU user interface and
the V-networks have to be connected via a control line:
Fig. 4.19 Connection R&S ESU with R&S ESH2-Z5 (for direct connection without a filter: cable EZ-
13)
Fig. 4.20 Connection R&S ESU with R&S ESH3-Z5 or ENV 216 (for direct connection without a
filter: cable EZ-14, model 02)
Fig. 4.21 Connection R&S ESU with R&S ENV4200 (for direct connection without a filter: cable EZ-
21)
PE GROUNDED protective earth conductor choke switched off,
PE FLOATING protective earth conductor choke switched on.