Digital inputs
Programmable digital inputs
4 (6)
Terminal number
18, 19, 27
1)
, 29
1)
, 32, 33,
Logic
PNP or NPN
Voltage level
0–24 V DC
Voltage level, logic'0' PNP
< 5 V DC
Voltage level, logic'1' PNP
> 10 V DC
Voltage level, logic '0' NPN
> 19 V DC
Voltage level, logic '1' NPN
< 14 V DC
Maximum voltage on input
28 V DC
Input resistance, R
i
approx. 4 k
Ω
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.
Analog inputs
Number of analog inputs
2
Terminal number
53, 54
Modes
Voltage or current
Mode select
Switch S201 and switch S202
Voltage mode
Switch S201/switch S202 = OFF (U)
Voltage level
0 to + 10 V (scaleable)
Input resistance, R
i
approx. 10 k
Ω
Max. voltage
±
20 V
Current mode
Switch S201/switch S202 = ON (I)
Current level
0/4 to 20 mA (scaleable)
Input resistance, R
i
approx. 200
Ω
Max. current
30 mA
Resolution for analog inputs
10 bit (+ sign)
Accuracy of analog inputs
Max. error 0.5% of full scale
Bandwidth
200 Hz
The analog inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
Mains
Functional
isolation
PELV isolation
Motor
DC-Bus
High
voltage
Control
+24V
RS485
18
37
130BA117.10
Figure 11.6
Specifications
Instruction Manual
MG37A222
Danfoss A/S © Rev. 2014-02-07 All rights reserved.
157
11
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Summary of Contents for VLT AutomationDrive FC 302
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