Pulse/encoder inputs:
Programmable pulse/encoder inputs
2/1
Terminal number pulse/encoder
29
1)
, 33
2)
/ 32
3)
, 33
3)
Max. frequency at terminal 29, 32, 33
110 kHz (push-pull driven)
Max. frequency at terminal 29, 32, 33
5 kHz (open collector)
Min. frequency at terminal 29, 32, 33
4 Hz
Voltage level
see section on Digital input
Maximum voltage on input
28 V DC
Input resistance, R
i
approximately 4 k
Ω
Pulse input accuracy (0.1-1 kHz)
Max. error: 0.1% of full scale
Encoder input accuracy (1 - 110 kHz)
Max. error: 0.05% of full scale
The pulse and encoder inputs (terminals 29, 32, 33) are galvanically isolated from the supply
voltage (PELV) and other high-voltage terminals.
1) FC 302 only
2) Pulse inputs are 29 and 33
3) Encoder inputs: 32 = A, and 33 = B
Digital output:
Programmable digital/pulse outputs
2
Terminal number
27, 29
1)
Voltage level at digital/frequency output
0-24 V
Max. output current (sink or source)
40 mA
Max. load at frequency output
1 k
Ω
Max. capacitive load at frequency output
10 nF
Minimum output frequency at frequency output
0 Hz
Maximum output frequency at frequency output
32 kHz
Accuracy of frequency output
Max. error: 0.1% of full scale
Resolution of output frequency
12 bit
1) Terminal 27 and 29 can also be programmed as input.
The digital output is galvanically isolated from the supply voltage (PELV) and other high-voltage
terminals.
Analog output:
Number of programmable analog outputs
1
Terminal number
42
Current range at analog output
0/4 - 20 mA
Max. load GND - analog output
500
Ω
Accuracy on analog output
Max. error: 0.5% of full scale
Resolution on analog output
12 bit
The analog output is galvanically isolated from the supply voltage (PELV) and other high-voltage
terminals.
VLT
®
Automation Drive FC 300
Instruction Manual High Power
5. General Specifications
MG.33.U1.22 - VLT
®
is a registered Danfoss trademark.
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5