Danfoss VLT AutomationDrive FC 302 Operating Instructions Manual page 93

General Specifications
3)
Safe stop Terminal 37 (Terminal 37 is fixed PNP logic)
Voltage level
Voltage level, logic'0' PNP
Voltage level, logic'1' PNP
Nominal input current at 24 V
Nominal input current at 20 V
Input capacitance
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.
2) Except safe stop input Terminal 37.
3)
See chapter 2.1.9 Safe Torque Off (STO) for further information about terminal 37 and Safe Stop..
Analog inputs
Number of analog inputs
Terminal number
Modes
Mode select
Voltage mode
Voltage level
Input resistance, R
i
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.
Illustration 5.1
®
VLT Automation Drive FC 300 Operating Instructions
PELV isolation
+24V
Control
18
High
voltage
37
Functional
isolation
RS485
MG33U402 - Rev. 2013-12-16
Voltage or current
Switch S201 and switch S202
Switch S201/switch S202 = OFF (U)
-10 to +10 V (scaleable)
Switch S201/switch S202 = ON (I)
0/4 to 20 mA (scaleable)
Max. error 0.5% of full scale
Mains
Motor
DC-Bus
0 - 24 V DC
< 4 V DC
>20 V DC
50 mA rms
60 mA rms
400 nF
5 5
2
53, 54
approx. 10 kΩ
± 20 V
approx. 200 Ω
30 mA
10 bit (+ sign)
100 Hz
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