Danfoss VLT FC 360 Design Manual page 72

Specifications
Input resistance, R
Analog inputs
Number of analog inputs
Terminal number
Modes
Mode select
Voltage level
Input resistance, R
Max. voltage
Current level
Input resistance, R
Max. current
Resolution for analog inputs
Accuracy of analog inputs
6 6
Bandwidth
The analog inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
Illustration 6.1 Analog Inputs
Pulse inputs
Programmable pulse inputs
Terminal number pulse
Max. frequency at terminal, 29, 33
Max. frequency at terminal, 29, 33
Min. frequency at terminal 29, 33
Voltage level
Maximum voltage on input
Input resistance, R
Pulse input accuracy (0.1-1 kHz)
Pulse input accuracy (1-32 kHz)
Analog outputs
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.
Control card, RS-485 serial communication
Terminal number
Terminal number 61
The RS-485 serial communication circuit is functionally seated from other central circuits and galvanically isolated from the
supply voltage (PELV).
70
VLT
i
i
i
+24 V
18
31
Functional
isolation
RS-485
i
MG06B202 - VLT
®
AutomationDrive FC 360 Design Guide
PELV isolation
Control
High
voltage
®
is a registered Danfoss trademark
Voltage or current
0/4 to 20 mA (scaleable)
Max. error 0.5% of full scale
Mains
Motor
DC Bus
32 kHz (Push-pull driven)
5 kHz (open collector)
see section on Digital input
Max. error: 0.1% of full scale
Max. error: 0.05% of full scale
Max. error: 0.8 % of full scale
68 (P,TX+, RX+), 69 (N,TX-, RX-)
Common for terminals 68 and 69
approx. 4 kΩ
2
53, 54
software
0-10 V
approx. 10 kΩ
-15 to +20 V
approx. 200 Ω
30 mA
11 bit (+ sign)
100 Hz
2
32, 33
4 Hz
28 V DC
approx. 4 kΩ
2
45, 42
0/4-20 mA
500 Ω
10 bit