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 frequency outputs
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 analogue output is galvanically isolated from the supply voltage (PELV) and other high-
voltage terminals.
Control card, 24 V DC output:
Terminal number
12, 13
Output voltage
24 V +1, -3 V
Max. load
200 mA
The 24 V DC supply is galvanically isolated from the supply voltage (PELV), but has the same
potential as the analog and digital inputs and outputs.
Control card, 10 V DC output:
Terminal number
50
Output voltage
10.5 V ±0.5 V
Max. load
15 mA
The 10 V DC supply is galvanically isolated from the supply voltage (PELV) and other high-voltage
terminals.
Control card, RS 485 serial communication:
Terminal number
68 (P,TX+, RX+), 69 (N,TX-, RX-)
Terminal number 61
Common for terminals 68 and 69
The RS 485 serial communication circuit is functionally separated from other central circuits and
galvanically isolated from the supply voltage (PELV).
Control card, USB serial communication:
USB standard
1.1 (Full speed)
USB plug
USB type B “device” plug
Connection to PC is carried out via a standard host/device USB cable.
VLT
®
Automation Drive FC 300
Operating Instructions High Power
5. General Specifications
MG.33.U1.02 - VLT
®
is a registered Danfoss trademark
109
5
