Page 39
mPower 300 Series (Rev G)
5.5.4.4
Analog interface specification
Pin
Name
Type* Description
Default levels
Electrical specification
1
VSEL
AI
Set voltage value
0–10 V or 0–5 V correspond
to 0–100% of U
Nom
Accuracy 0–5 V range: < 0.4% ****
Accuracy 0–10 V range: < 0.2% ****
Input impedance R
i
>40 k–100 k
2
CSEL
AI
Set current value
0–10 V or 0–5 V correspond
to 0–100% of I
Nom
3
VREF
AO
Reference
voltage
10 V or 5 V
Tolerance < 0.2% at I
max
= +5 mA
Short-circuit-proof against AGND
4
DGND
POT
Ground for all
digital signals
For control and status signals.
5
REMOTE
DI
Switching internal
/remote control
Remote = LOW, U
Low
<1 V
Internal = HIGH, U
High
>4 V
Internal = Open
Voltage range = 0–30 V
I
Max
= -1 mA at 5 V
U
LOW to HIGH typ.
= 3 V
Rec’d sender: Open collector against DGND
6
OT / PF
DO
Overheating alarm
Power fail
Alarm = HIGH, U
High
> 4 V
No Alarm = LOW, U
Low
<1 V
Quasi open collector with pull-up against Vcc **
With 5 V on the pin max. flow +1 mA
I
Max
= -10 mA at U
CE
= 0,3 V
U
Max
= 30 V
Short-circuit-proof against DGND
7
-
-
-
-
-
8
PSEL
AI
Set power value
0–10 V or 0–5 V correspond
to 0–100% von P
Nom
Accuracy 0–5 V range: < 0.4% ****
Accuracy 0–10 V range: < 0.2% ****
Input impedance R
i
>40 k–100 k
9
VMON
AO
Actual voltage
0–10 V or 0–5 V correspond
to 0–100% von U
Nom
Accuracy 0–5 V range: < 0.4% ****
Accuracy 0–10 V range: < 0.2% ****
at I
Max
= +2 mA
Short-circuit-proof against AGND
10
CMON
AO
Actual current
0–10 V or 0–5 V correspond
to 0–100% von I
Nom
11
AGND
POT
Ground for all
analog signals
For -SEL, -MON, VREF Signals
12
-
-
-
-
-
13
REM-SB
DI
DC output OFF
(DC output ON)
(ACK alarms ***)
Off = LOW, U
Low
<1 V
On= HIGH, U
High
>4 V
On = Open
Voltage range = 0–30 V
I
Max
= +1 mA at 5 V
Rec’d sender: Open collector against DGND
14
OVP
DO
Overvoltage alarm
Alarm OV = HIGH, U
High
> 4 V
No alarm OV = LOW, U
Low
<1 V
Quasi open collector with pull-up against Vcc **
With 5 V on the pin max. flow +1 mA
I
Max
= -10 mA at U
CE
= 0,3 V, U
Max
= 30 V
Short-circuit-proof against DGND
15
CV
DO
Constant voltage
regulation active
CV = LOW, U
Low
<1 V
CC/CP = HIGH, U
High
>4 V
* AI = Analog Input, AO = Analog Output, DI = Digital Input, DO = Digital Output, POT = Potential
** Internal Vcc approx. 14.3 V
*** Only during remote control
**** The error of a set value input adds to the general error of the related value on the DC output of the unit
The accuracy of set values, as given in the table above, is only related to the input pin and adds to
the general accuracy of the corresponding value on the DC output.
