Controls And Display - Hameg HMF2525 Handbuch

C o n t r o l s a n d d i s p l a y
1 2
14 15
Fig. 2.1: Frontpanel of the HMF2550 / HMF2525

2 Controls and display

Front panel
1 POWER (pushbutton)
Power switch turns the instrument on/off
Display (TFT)
2
All parameters including the current waveform are shown
concurrently
Interaktive Softkeys (illuminated buttons)
3
Direct access of all relevant functions
Numerical keyboard (buttons)
4
Setting of all operating parameters with respective units
SWEEP (illuminated button)
5
Selection of the parameters for sweep mode
MOD (illuminated button)
6
Modulation modes
BURST (illuminated button)
7
Add user defi ned period to the waveform depending on
internal or external trigger signal
MENU (illuminated button)
8
Open the menu options
Arrow buttons
9
Cursor keys for shifting the cursor to the position to be
changed, increase/decrease value of the selected para-
meter
Rotary knob
10
Knob to adjust the values
OUTPUT (illuminated button)
11
Turn on/off the output
OFFSET (illuminated button)
12
Add a user defi ned DC voltage to the signal output
24
Subject to change without notice
3
(illuminated buttons)
6
4 5 7
16
13 INVERT (illuminated button)
Inverses the pulse signal output
14 REMOTE (illuminated button)
Toggling between front panel and remote operation
15 USB port
Front USB port for storing parameters and load available
waveforms
Signal functions (illuminated buttons)
16
Selection of the signal: sine wave
triangle , pulse
TRIG INPUT (BNC socket)
17
Input for trigger signals
TRIG OUTPUT (BNC socket)
18
Output for trigger signals (TTL)
SIGNAL OUTPUT (BNC socket)
19
Signal output (50 Ω)
Rear panel
Interface
20
HO720 Dual Interface USB/RS-232 is provided as stan-
dard
MODULATION INPUT (BNC socket)
21
Input for amplitude modulation, max. ±5 V, 50 kHz
SWEEP OUT (BNC socket)
22
Sawtooth output (sweep mode)
10 MHz REF OUT (BNC socket)
23
Reference output
10 MHz REF IN (BNC socket)
24
Reference input
POWER INPUT (Power Cord Receptacle)
25
8
9
10 11 12
17 18 19
, square wave
, arbitrary
13 13 13
,