R e m o t e c o n t r o l
FA0
Low pass fi lter 50 kHz channel A off
FA1
Low pass fi lter 50 kHz channel A on
FB0
Low pass fi lter 50 kHz channel B off
Fb1
Low pass fi lter 50 kHz channel B on
d) Coupling
Selection of coupling, corresponds to pushbutton DC
ACA
AC coupling channel A
DCA
DC coupling channel A
ACB
AC coupling channel B
DCB
DC coupling channel B
e) 50
Selection of input impedance, corresponds to pushbutton 50
OAH
Input impedance channel A 1 M
OAL
Input impedance channel A 50
OBH
Input impedance channel B 1 M
OBL
Input impedance channel B 50
f) Trigger level
Selection of trigger level, corresponds to pushbuttons LEVEL
A
and LEVEL B
.
LVAxxxx
Setting of channel A trigger level (xxxx:
±0.001 to ±200.0 V)
LVBxxxx
Setting of channel B trigger level (xxxx:
±0.001 to ±200.0 V)
g) Gate time
Setting of gate time, corresponds to pushbutton GATE TIME
SMTxxxx Setting of gate time in ms (xxxx: 1 .... 65,535 ms)
h) Wait time
Activating/Deactivating of the wait time between measure-
ments
WT0
Wait time off
WT1
Wait time on
i) ARMED
Activating/Deactivating of ARMED function, corresponds to
pushbutton ARMED
AR0
ARMED function off
AR1
ARMED function on
j) GATED
Activating/deactivating of GATED function, corresponds to
pushbutton GATED
GT0
GATED function off
GT1
GATED function on
k) OFFSET
Activating/deactivating of OFFSET function, corresponds to
pushbutton OFFSET
OF0
OFFSET function off
OF1
OFFSET function on
l) HOLD
Activating/deactivating of HOLD function, corresponds to push-
button HOLD
DH0
Display hold off
DH1
Display hold on
28
Subject to change without notice
m) Display
Activating/deactivating the display, corresponds to menu item
Display.
DS0
Display off
DS1
Display on
n) Miscellaneous parameters
NPCxxxx Setting of pulses per revolution for rpm
measurement (xxxx: 1 ..65,535)
TRG
Trigger
RES
Reset
STR
Starting event counting
STP
Stop of event counting
Requests of parameters: These commands allow to request
parameters and the actual results from the instrument.
VER
Request for software version number of the
HM8123 (e.g. 1.00)
IDN
Identifi cation string (HAMEG HM8123)
FN?
Measurement function (e.g. FRA)
SMT?
Gate time in ms (e.g. 400ms)
LVA?
Trigger level in V of channel A (e.g. +0.100)
LVB?
Trigger level in V of channel B (e.g. -1.000)
XMT
Request of results, format: value, unit
MA?
Settings of channel A
MB?
Settings of channel B
Explanation:
Z:50
= Input impedance 50
.
CPL:AC = AC coupling
FL:ON = Low pass fi lter on
ATT:1
= Attenuator off
SLP+
= Positive slope
Example:
}
Z:50 CPL:AC FL:ON ATT:1 SLP+