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Verfügbare Sprachen
6 . 4 . 5 .
C o n t r o l l i n g t h e u n i t v i a a n a l o g i n t e r f a c e ( " P r o g r a m " )
The following unit functions and information are available externally via the analog
interface:
Adjustment of the output voltage U
Toggling the unit into stand-by mode or operating mode.
Monitoring of present output values of voltage and current.
D-Sub Socket front side
P I N A S S I G N M E N T ( 1 5 - P I N D - S U B S O C K E T )
Pin
Description
1
Output for current monitor
2
Output for voltage monitor
3
GND
4
Reference voltage output
5
Tap of current potentiometer
6
Tap of voltage potentiometer
I
7
REF
current reference value (Ri>100k)
8
U
REF
voltage reference value (Ri>100k)
9, 10
STANDBY EXTERNAL input
11
[if needed used for an Option]
12,
Option 02: Interlock
13
(for Rack-size units see 7.2.3.1)
14,
Option 55/56: Arc signalling
15
(isolated)
or output current I
REF
REF
Sample circuit for Analog Interface
STANDBY EXTERNAL Switch:
closed
open
Explanation
0 ... I
≡ 0 to 10 V
NOM
(R
= 4.7 k)
i
0 ... U
≡ 0 to 10 V
NOM
(R
= 4.7 k)
i
Connected to unit earth
+10.00 V (max. 2 mA)
Output
Output
Input 0 - 10 V ≡ 0 - I
Input 0 - 10 V ≡ 0 - U
Potential-free contact,
closed ≡ HV off
Enabled if pin 12/13
interconnected
Potential-free contact
between pin 14/15
User Manual PNC – V 1.16
.
HV off
HV on
NOM
NOM
55
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