Danfoss VLT 2800 Series Operating Instructions Manual page 87

Control card, analog inputs:
Number of analog voltage inputs
Terminal number
Voltage level
Input resistance, R
i
Max. voltage
Number of analog current inputs
Terminal number
Current level
Input resistance, R
i
Max. current
Resolution for analog inputs
Accuracy of analog inputs
Scan interval
The analog inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals. See
section entitled Galvanic Isolation.
Control card, pulse inputs:
Number of programmable pulse inputs
Terminal number
Max. frequency at terminal 33
Max. frequency at terminal 33
Min. frequency at terminal 33
Voltage level
Voltage level, logic '0'
Voltage level, logic '1'
Maximum voltage on input
Input resistance, R
i
Scan interval
Resolution
Accuracy (100 Hz- 1 kHz) terminal 33
Accuracy (1 kHz - 67.6 kHz) terminal 33
The pulse input (terminal 33) is galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
See section entitled Galvanic Isolation.
Control card, digital/frequency output:
Number of programmable digital/pulse outputs
Terminal number
Voltage level at digital/frequency output
Max. output current at digital/frequency output
Max. load at digital/frequency output
Max. capacity at frequency output
Minimum output frequency at frequency output
Maximum output frequency at frequency output
Accuracy on frequency output
Resolution on frequency output
The digital output is galvanically isolated from the supply voltage (PELV) and other high-voltage terminals. See section
entitled Galvanic Isolation.
86
®
VLT 2800 Series
0 - 24 V DC (PNP positive logic)
Max. error: 0.5% of full scale
Max. error: 0.1% of full scale
Max. error: 0.2 % of full scale
®
MG.27.A2.02 - VLT is a registered Danfoss trademark
1 pcs.
53
0 - 10 V DC (scaleable)
approx. 10 kΩ
20 V
1 pcs.
60
0/4 - 20 mA (scaleable)
approx. 300 Ω
30 mA
10 bit
Max. error 1% of full scale
13.3 msec
1
33
67.6 kHz (Push-pull)
5 kHz (open collector)
4 Hz
< 5 V DC
> 10 V DC
28 V DC
approx. 2 kΩ
13.3 msec
10 bit
1 pcs.
46
0 - 24 V DC (O.C PNP)
25 mA.
1 kΩ
10 nF
16 Hz
10 kHz
10 bit