Cable lengths and cross sections
Max. motor cable length, screened/armoured (EMC correct installation)
See
1.8.2 EMC Test Results
Max. motor cable length, unscreened/unarmoured
50 m
Max. cross section to motor, mains*
Cross section DC terminals for filter feedback on enclosure frame H1-H3, I2, I3, I4
4 mm
2
/11 AWG
Cross section DC terminals for filter feedback on enclosure frame H4-H5
16 mm
2
/6 AWG
Maximum cross section to control terminals, rigid wire
2.5 mm
2
/14 AWG)
Maximum cross section to control terminals, flexible cable
2.5 mm
2
/14 AWG)
Minimum cross section to control terminals
0.05 mm
2
/30 AWG
*See
1.8.1 Mains Supply 3x380-480 V AC
for more information
Digital inputs
A)
Programmable digital inputs
4
Terminal number
18, 19, 27, 29
Logic
PNP or NPN
Voltage level
0-24 V DC
Voltage level, logic '0' PNP
<5 V DC
Voltage level, logic '1' PNP
>10 V DC
Voltage level, logic '0' NPN
>19 V DC
Voltage level, logic '1' NPN
<14 V DC
Maximum voltage on input
28 V DC
Input resistance, R
i
Approx. 4 k
Digital output
Programmable digital outputs
2
Terminal number
27, 29
1)
Voltage level at digital output
0-24 V DC
Max. output current (sink or source)
40 mA
1)
Terminals 27 and 29 can also be programmed as digital inputs.
Analog inputs
A)
Number of analog inputs
2
Terminal number
53, 54
Terminal 53 mode
Parameter 6-19: 1=voltage, 0=current
Terminal 54 mode
Parameter 6-29: 1=voltage, 0=current
Voltage level
0-10 V
Input resistance, R
i
approx. 10 k
Ω
Max. voltage
20 V
Current level
0/4 to 20 mA (scalable)
Input resistance, R
i
<500
Ω
Max. current
29 mA
Analog output
A)
Number of programmable analog outputs
2
Terminal number
42, 45
1)
Current range at analog output
0/4-20 mA
Max. load to common at analog output
500
Ω
Max. voltage at analog output
17 V
Accuracy on analog output
Max. error: 0.4% of full scale
Resolution on analog output
10 bit
1)
Terminal 42 and 45 can also be programmed as digital outputs.
Quick Guide
VLT
®
HVAC Basic Drive Cascade Controller Quick Guide
32
MG18F402 - VLT
®
is a registered Danfoss trademark
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