Danfoss VLT FCD 302 Operating Manual page 67

Operating Guide | VLT® Decentral Drive FCD 302
Maximum 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.
2
+24V
18
37
1
RS485
Figure 32: Analog Inputs
1
Functional isolation
3
PELV isolation
5 High voltage
7.7.4 Pulse/Encoder Inputs
Programmable pulse/encoder inputs
Terminal number pulse/encoder
Maximum frequency at terminals 29, 32, 33
Maximum frequency at terminals 29, 32, 33
Maximum frequency at terminals 29, 32, 33
Voltage level
Maximum voltage on input
Input resistance, R
i
Pulse input accuracy (0.1–1 kHz)
Encoder input accuracy (1–11 kHz)
1) Pulse inputs are 29 and 33.
2) Encoder inputs: 32=A, 33=B.
The pulse and encoder inputs (terminals 29, 32, 33) are galvanically isolated from the supply voltage (PELV) and other high-voltage
terminals.
7.7.5 Digital Outputs
Programmable digital/pulse outputs
Terminal number
Danfoss A/S © 2025.04
3 5
4
6
2
Control
4
Mains
6 Motor
AQ267036816112en-000301 / 130R0208 |
Specifications
30 mA
10 bit (+ sign)
Maximum error 0.5% of full scale
200 Hz
(1) (2)
29, 33 /32
110 kHz (Push-pull driven)
5 kHz (Open collector)
See Digital Inputs.
28 V DC
Approximately 4 kΩ
Maximum error: 0.1% of full scale
Maximum error: 0.05% of full scale
27, 29
2/1
(2)
, 33
4 Hz
2
(1)
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