47
13
E
IN
Built-in (control the switch on or switch
off via the SCPI commands)
14
AGND
PWR Analog ground
15
NONE
16
/Fault_out
OUT When protection status is active, the voltage
level of this pin will turn from high to low.
(reference ground: DGND)
5 V, 0 V, 1 mA
17
/Trigger_in
IN
When this pin receives a falling edge, it will
trigger the output of the Instrument
5 V
18
DGND
PWR Digital ground
19
/Remote_inhibit IN
When the voltage level of this pin is low, the
Instrument output will be off. If the voltage level
is returned from low to high the output will
remain off. To restart output, press Enter or OK
key for 2 seconds. (Refer to the description
below for more details)
5 V
20
DGND
PWR Digital ground
21
/Transient
OUT When the output status of Instrument has
changed, this pin will out a 500uS active low
pulse. (Refer to the description below for more
details)
5 V, 0 V, 1 mA
22
DGND
PWR Digital ground
23
Rx
IN
RS232 receiver
±9 V
24
NONE
25
Event_SW-
IN
Built-in switch - (control the switch on or off with
SCPI commands)
Table 18 - Digital IO - Pinout
12.1
External Voltage Control
The external reference voltage (Ext_V) pin controls the R.M.S. voltage of the Instrument.
The reference voltage is between pin 1 and AGND pin 14.
Figure 47 - External Voltage Pinout
www.
GlobalTestSupply
.com
Find Quality Products Online at:
