40
Subject to change without notice
2 control elements
1
DisPlAy
– 16 digit display
2
PoWer
– Stand by / ON
3
HolD DisPlAy
– storage of the displayed value
4
Zero
– 0-compensation of the measuring section
5
rm/locAl
-pushbutton – Return to manual mode
6
VDc
– Measurement of DC voltage
7
A
Dc
– Measurement of DC current
8
V
Ac
– Measurement of AC voltage with AC coupling
9
A
Ac
– Measurement of AC current
10
V
Ac+Dc
– Measurement of AC voltage with DC coupling
11
Ω
– Measurement of resistance, 2- and 4-wire
12
FreQ./PerioD
– Frequency and period measurement with
V
AC
13
δ
Pt
– Measurement of temperature using a PT-sensor,
2- and 4-wire
14
– Diode test / Continuity test
15
δ
tH
– Measurement of temperature using a thermocouple,
2-wire
16
mAX
– max. value during a test series
17
min
– min. value during a test series
18
menu
– Call of the menu, acceptance of values entered
19
esc
– Leaving the menu without acceptance of the values
entered
20
– down: Switching to a higher range and scrolling down
the menu
21
Auto
– Activation/Deactivation of the auto range function
22
enter
– Special function: Parameter selection in the logger
menu
23
– up: Switching to a lower range and scrolling up the menu
24
V sense
– Input for measurements of voltage, frequency,
resistance, temperature
25
lo
– Ground connection for inputs
24
and
26
26
A source
– Input for current measurement
27
Fuse
– 1 A / 250 V (FF) Measuring circuit fuse
rear panel
28
Power receptacle
with power switch
29
usB/rs-232 interface
Option: HO880 IEEE-488 (GPIB); installed Scanner Card in
the HM8112-3
30
Voltage selector
(115 V / 230 V)
c o n t r o l e l e m e n t s
29
28
30
1
2
27
3 4 5
6
7
8
9
10 11 12 13
14 15
16 17
19 20 18 21 22 23
24
25
26
