NORD Drivesystems BU0230 - Manual (Page 47)

3 Assembly and installation
BU 0230 GB-2712 47
q
l
R
CU
*
 
with
km
mm
CU
* 19
  
Double the length of cable must be used because line drops occur in both wires.
 
5 . 0 R or
 
3 *
FI
Number R
=> for a digital output without load, an input voltage of at least 22V is required.
3.6.4 EMC
With EMC-compliant wiring, the EMC guideline values (see BU 0200 GB) can be complied with up to a cable
length of 100m between the sprotective switching device and the inverter.
3.7 Digital inputs
3.7.1 Details of the digital inputs
Terminal/
Name
Function
[factory setting]
Data Description / wiring suggestion Parameter
SK 200E, SK 205E, SK 210E, SK 215E, SK220E, SK 225E, SK 230E, SK 235E
40 GND Reference potential
for digital signals
0 V digital Reference potential -
21 DIN1 Digital input 1
[ON right]
Digital input as per
EN 61131-2 Type 1
Low: 0 -5 V
(~ 9.5 k Ω)
High: 15-30 V
(~ 2.5-3.5 k Ω)
Input capacitance:
Input 1 + 4 = 10 nF
Input 2 + 3 = 1.2 nF
Scan time: 1 ms
Reaction time: ≥ 4 ms
P420 [-01]
22 DIN2 Digital input 2
[ON left]
P420 [-02]
23 DIN3 Digital input 3
[Fixed frequency 1],
→ P465[-01]
P420 [-03]
only with SK 200E, SK 205E, SK220E, SK 225E
24 DIN4 Digital input 4
[Fixed frequency 2],
→ P465[-02]
see 21 DIN1 P420 [-04]