Commands
17
Subject to change without notice
Set Channels I and III to 4 Volt
Press key
SELECT (11)
Press keys
I
and
III (5)
Press keys „
4
“
(16)
and „
V
“
(12)
After successful instrument setting, the SELECT mode
is switched-off automatically.
Press again the
SELECT (11)
key to leave the SELECT
mode.
To avoid auto-stop of the SELECT mode (if you often
change settings of the same channel) press key
PRGM
(4)
, then key
SELECT
(11)
.
Voltage Setting with Rotary Control (6)
Each channel is equipped with a rotary control knob.
The two green LED’s on both sides (V and A), indicates
if you are changing voltage or current. With the keys
„V“
(12)
and „A“
(12)
you select either voltage-setting
or current-setting. A right-turn increases the value of
the previous selected unit. A left-turn decreases the
value of the previous selected unit. The changing of
value is dependent on the applied rotary speed.
Current-Limit Setting on all Channels
Press key „
A
“
(14)
(Turn rotary control knob)
Voltage-Limit Setting on all Channels
Press key „
V
“
(12)
(Turn rotary control knob)
Current-Limit Setting on Channels I and II and Voltage-
Limit Setting on Channels III and IV
(Press key „
V
“
(12)
, if the channels are not in voltage-
setting mode.
Press key „
SELECT
“
(11)
Press keys „
I
“ and „
II
“
(5)
Press key „
A
“
(14)
(Turn rotary control knobs)
or
(Press key „
A
“
(14)
, if the channels are not in current-
setting mode)
Press key „
SELECT
“
(11)
Press keys „
III
“ and „
IV
“
(5)
Press key „
V
“
(12)
(Turn rotary control knobs)
Set Parameter with Keypad (16)
Select the desired channel(s) with
SELECT (11)
key(s).
Enter the desired value. Select current-setting (key „A-
“) or voltage-setting (key „V-“) Dependent on selected
unit, the value is displayed in the upper display (Voltage)
or lower display (Current).
Press key „
DEL
“
(15)
to delete the lowest digit.
Set Value
Select „V“
3.3
0.30 V
3
3.00 V
3.0
3.00 V
30
30.00 V
301
—
3012
30.12 V
Set Value
Select „A“
3
3 mA
100
100 mA
3.3
300 mA
5.5
1.5 A
0.0
3.0 A
3000
3.0 A
TRACKING Mode
Press key
TRACKING (3)
to set the instrument into
TRACKING Mode. All displays show numbers from 1
to 4. Change this values with the corresponding rotary
control knobs. Select the appropriate display with key
„
V
“ and „
A
“. Press again key
TRACKING (3)
to leave
the TRACKING mode.
Remarks on identification numbers in the upper
display (7)
If you change the voltage-setting on a channel with the
same identification number displayed as an other
channel, both voltage-settings are merged and have
the same value, set on one of the corresponding rotary
control knobs.
If channels are tied together (merged), any value
changing is simultaneously transferred to all other
channels having the same identification number.
TRACKING of Channel
I
and
II
, and Channel
III
and
IV
Press key
TRACKING (3)
Set the display to the following numbers:
1 1 2 2 or 1 1 3 3 or 2 2 1 1 or 2 2 3 3 etc.
Press key
TRACKING (3)
The tracking LED (On) shows that at least one channel
is tied to an other channel. Rotate now successively
in both directions all control knobs to see the effect.
To leave the TRACKING mode, reset all numbers to
zero (by rotary control) or use the DEL key.
