Technical Data - Danfoss VLT 5000 Series Manual

I I I I I Technical data
Terminals:
Type ................................................................................................................... Plugs with screw connections
Maximum cable size ............................................................................................................ 1.3 mm
Digital inputs, MK3A:
Number of inputs which are used by SyncPos program .............................................................................. 8
Terminal designations ............................................................................................................................. I1 – I8
Voltage level ................................................................................................ 0 – 24 V DC (PNP positive logic)
Voltage threshold logical "0" ................................................................................................................ 6 V DC
Voltage threshold logical "1" ............................................................................................................ 13.5 V DC
Maximum voltage ................................................................................................................................ 28 V DC
Input impedance ...................................................................................................................................... 3 kΩ
Min. pulse duration (ON INT) ................................................................................................................ 1 msec
Galvanic isolation: All digital inputs are galvanically isolated by means of optocouplers,
but with the same common as the digital outputs.
Digital outputs, MK3C:
Number of outputs which are used by SyncPos program ............................................................................ 8
Terminal designations ......................................................................................................................... O1 – O8
Voltage level ................................................................................................................................. 0 – 24 V DC
Maximum load ............................................................................................ 0.7A (with external power supply)
Update rate ........................................................................................................................................... 1 msec
Galvanic isolation: All digital outputs are galvanically isolated by means of optocouplers,
but with the same common as the digital inputs.
External 24 V DC supply:
(see VLT 5000 manual, page 10)
Encoder input 1, MK3B (master):
Terminal designations ................................................................................................... A1, A1, B1, B1, Z1, Z1.
Incremental:
Signal level ................................................................................................................................ 5 V differential
Signal type .......................................................................................................................... Linedriver, RS 422
Input impedance ............................................................................................. 140 Ω (Dip switch 1.1–4 = ON)
....................................................................................................................... 12 kΩ (Dip switch 1.1–4 = OFF)
Maximum frequency .......................................................................................... 220 kHz (at 50 % duty cycle)
Phase displacement between A and B ............................................................................................. 90° ±30°
Absolute:
Signal level ................................................................................................................................ 5 V differential
Signal type ................................................................................................................................................... SSI
Data coding ..................................................................................................................................... Gray code
Data length ............................................................................................................................................... 25 bit
Parity ......................................................................................................................................................... none
Clock frequency ....................................................................................................................... 105 or 260 kHz
Protocol ..................................................................................................................................................... Gray
Maximum positions per revolution ............................................................................................................ 8192
Maximum number of revolutions .............................................................................................................. 4096
14
VLT ® 5000 SyncPos option
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