Danfoss VLT AQUA Design Manual page 48

3. VLT AQUA Selection
Analog inputs:
Number of analog inputs
Terminal number
Modes
Mode select
Voltage mode
Voltage level
Input resistance, R
i
3
Max. voltage
Current mode
Current level
Input resistance, R
i
Max. current
Resolution for analog inputs
Accuracy of analog inputs
Bandwidth
The analog inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
Analog output:
Number of programmable analog outputs
Terminal number
Current range at analog output
Max. resistor load to common at analog output
Accuracy on analog output
Resolution on analog output
The analog output is galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
Digital inputs:
Programmable digital inputs
Terminal number
Logic
Voltage level
Voltage level, logic'0' PNP
Voltage level, logic'1' PNP
Voltage level, logic '0' NPN
Voltage level, logic '1' NPN
Maximum voltage on input
Input resistance, R
i
All digital inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
1) Terminals 27 and 29 can also be programmed as output.
48
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MG.20.N3.02 - VLT is a registered Danfoss trademark
®
VLT AQUA Drive Design Guide
53, 54
Voltage or current
Switch S201 and switch S202
Switch S201/switch S202 = OFF (U)
: 0 to + 10 V (scaleable)
approx. 10 kΩ
± 20 V
Switch S201/switch S202 = ON (I)
0/4 to 20 mA (scaleable)
approx. 200 Ω
30 mA
10 bit (+ sign)
Max. error 0.5% of full scale
: 200 Hz
0/4 - 20 mA
500 Ω
Max. error: 0.8 % of full scale
8 bit
4 (6)
1)
18, 19, 27 , 29, 32, 33,
PNP or NPN
0 - 24 V DC
< 5 V DC
> 10 V DC
> 19 V DC
< 14 V DC
28 V DC
approx. 4 kΩ
2
1
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