Front and Rear Panel View
R&S
®
FSVA/FSV
29Quick Start Guide 1321.3066.02 ─ 06
EMI impact on measurement results
Electromagnetic interference (EMI) can affect the measurement results. To
avoid any impact, make sure that the following conditions are met:
●
Use suitable double-shielded cables.
●
Do not use USB connecting cables exceeding 1 m in length.
●
Use only USB devices that remain within the permissible EMI limits.
●
Always terminate any connected IEC-bus cables with an instrument or
controller.
3.2.1.11 AUX PORT
The 9 pole SUB-D male connector provides control signals for controlling external
devices. The voltage levels are of the TTL type (5 V).
Pin Signal Description
1 +5 V / max. 250 mA Supply voltage for external circuits
2 to 7 I/O Control lines for user ports (see
User manual)
8 GND Ground
9 READY FOR TRIGGER Signal indicating that the instru-
ment is ready to receive a trigger
signal (Low active = 0 V)
Short-circuit hazard
Always observe the designated pin assignment. A short-circuit can damage
the port.
Rear Panel View
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