Cable Specifications; Control Input/Output And Control Data - Danfoss VLT Midi Drive FC 280 Design Manual

Specifications

7.5 Cable Specifications

Cable lengths and cross-sections
Maximum motor cable length, shielded
Maximum motor cable length, unshielded
Maximum cross-section of control terminals, flexible/rigid wire
Minimum cross-section of control terminals
Maximum STO input cable length, unshielded
1) For power cables, see Table 7.1 and Table 7.2.

7.6 Control Input/Output and Control Data

Digital inputs
Terminal number
Logic
Voltage level
Voltage level, logic 0 PNP
7 7
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
1) Terminal 27 can also be programmed as output.
STO inputs
Terminal number
Voltage level
Voltage level, low
Voltage level, high
Maximum voltage on input
Minimum input current (each pin)
Analog inputs
Number of analog inputs
Terminal number
Modes
Mode select
Voltage level
Input resistance, R
Maximum voltage
Current level
Input resistance, R
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.
1) Terminal 53 supports only voltage mode and can also be used as digital input.
78
VLT
1)
i
i
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®
Midi Drive FC 280
50 m (164 ft)
75 m (246 ft)
2
2.5 mm /14 AWG
2
0.55 mm /30 AWG
20 m (66 ft)
1)
18, 19, 27 , 29, 32, 33
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
4.5 ms
Approximately 4 kΩ
37, 38
0–30 V DC
<1.8 V DC
>20 V DC
30 V DC
6 mA
1)
53
Voltage or current
Software
0–10 V
Approximately 10 kΩ
-15 V to +20 V
0/4 to 20 mA (scaleable)
Approximately 200 Ω
30 mA
11 bit
Maximum error 0.5% of full scale
100 Hz
MG07B102
2
, 54