Danfoss VLT FC 280 Operating Manual page 122

VLT® Midi Drive FC 280
Operating Guide
9.6 Control Input/Output and Control Data
9.6.1 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
Pulse frequency range
(Duty cycle) minimum pulse width
Input resistance, R
i
Terminals 27 can also be programmed as output.
1
9.6.2 Safety Inputs
Terminal number
Voltage level
Voltage level, de-energized
Voltage level, energized
Maximum voltage on input
Minimum current for disabling STO (each pin)
Debouncing time
Discrepancy tolerance
Terminal 39 is the common ground of safety input, which is galvanically isolated from analog/digital input or output.
1
Refer to chapter 6 Safe Functions for more details about safety inputs.
9.6.3 Analog Inputs
Number of analog inputs
Terminal number
Modes
Mode select
Voltage level
Input resistance, R
i
Maximum voltage
Current level
Input resistance, R
i
Maximum current
Resolution for analog inputs
Accuracy of analog inputs
Bandwidth
Terminal 53 supports only voltage mode and can also be used as digital input.
1
The analog inputs are galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
122 | Danfoss A/S © 2022.02
Specifications
18, 27
(1)
PNP or NPN
0–24 V DC
< 5 V DC
> 10 V DC
> 19 V DC
< 14 V DC
28 V DC
4–32 kHz
Approximately 4 kΩ
37, 38, 39
0–24 V DC
< 1.8 V DC
> 20 V DC
30 V DC
Voltage or current
Software
Approximately 10 kΩ
-15 to +20 V
0/4 to 20 mA (scaleable)
Approximately 200 Ω
Maximum error 0.5% of full scale
AQ381425076031en-000101 / 130R1223
, 32, 33
4.5 ms
(1)
6 mA
≤ 5 ms
≤ 0.5 s
1
53
(1)
0–10 V
30 mA
11 bit
100 Hz