Maximum voltage on input 28V DC
Input resistance, R
i
approx. 4kΩ
Pulse input accuracy (0.1 - 1kHz) Max. error: 0.1% of full scale
Encoder input accuracy (1 - 11 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 - 24V
Max. output current (sink or source) 40mA
Max. load at frequency output 1kΩ
Max. capacitive load at frequency output 10nF
Minimum output frequency at frequency output 0Hz
Maximum output frequency at frequency output 32kHz
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 - 20mA
Max. load GND - analog output 500Ω
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 FC 301: 130 mA/ FC 302: 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, 10V DC output:
Terminal number 50
Output voltage 10.5V ±0.5V
Max. load 15mA
The 10V 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.
The USB connection is galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
Specifications
VLT
®
AutomationDrive Operating
Instructions
MG.33.AJ.02 - VLT
®
is a registered Danfoss trademark 73
10 1
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