Switching On The Instrument - R&S NGM202 User Manual

®
R&S NGL200/NGM200
Option IEEE-488 (GPIB) interface (14)
An IEEE-488 (GPIB) interface can be ordered (NGL-B105 or NGM-B105). This inter-
face is not user installable.
Digital I/O connector (15)
The Digital I/O option (R&S NGL-K103 or R&S NGM-K103) must be installed for this
function to be available in the instrument.
The specified voltages are 0 V to 24 V for all output pins and 0 V to 15 V for all input
pins.
Figure 4-4: Digital I/O connector (female socket front view)
Table 4-2: Digital I/O pin layout
Pin
1
2
3
4
5 - 8
* The
Table 4-3: Inhibit signals
Signal name
Inhibit Ch1
Inhibit Ch2

4.2.2 Switching On the Instrument

Before switching on the instrument, check that all the instructions in the "Basic Safety
Instruction" brochure and safety measures in previous sections are observed. Also,
check if the value on the voltage selector corresponds to the mains voltage (100 V, 115
V or 230 V).
User Manual 1178.8736.02 ─ 06
Signal Direction
*Inhibit Ch1 IN
Trigger Ch1 IN
In IN
Out1 OUT
Gnd -
inhibit signals can be used to turn off the outputs by a digital hardware signal.
Pin
Pin 1 of
nector
Pin 9 of
nector
Pin Signal
9 *Inhibit Ch2
10 Trigger Ch2
11 Output Fault
12 Out2
13 - 15 Gnd
Descriptions
Digital I/O con- If the inhibit signal goes active, channel 1 output
is turned off.
The inhibit signal is low active (inverted logic).
Digital I/O con- If the inhibit signal goes active, channel 2 output
is turned off
The inhibit signal is low active (inverted logic).
Getting Started
Instrument Tour
Direction
IN
IN
OUT
OUT
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