AKD 2800
All about AKD
2800
Control card, analog output:
Number of programmable analog outputs ............................................................................................................. 1
Terminal number ................................................................................................................................................. 42
Current range at analog output ............................................................................................................ 0/4 - 20 mA
Max. load to common at analog output ....................................................................................................... 500
Accuracy on analog output ....................................................................................... Max. error: 1.5 % of full scale
Resolution on analog output .......................................................................................................................... 10 bit
The analog output is galvanically isolated from the supply voltage (PELV) and other high-
voltage terminals. See section entitled Galvanic Isolation.
Control card, 24 V DC output:
Terminal number ................................................................................................................................................. 12
Max. load .................................................................................................................................................. 130 mA
The 24 V DC supply is galvanically isolated from the supply voltage (PELV) , but has the same potential as
the analogue and digital inputs and outputs. See section entitled Galvanic Isolation.
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. See section entitled Galvanic Isolation.
Control card, RS 485 serial communication:
Terminal number ......................................................................................................... 68 (TX+, RX+), 69 (TX-, RX-)
Terminal number 67 ....................................................................................................................................... + 5 V
Terminal number 70 .....................................................................................
Common for terminals 67, 68 and 69
Full galvanic isolation. See section entitled Galvanic Isolation.
Relay outputs:
Number of programmable relay outputs ................................................................................................................ 1
Terminal number, control card ............................................................................................. 1-3 (break), 1-2 (make)
Max. terminal load (AC) on 1-3, 1-2, control card ...........................................................................
240 V AC, 2 A
Min. terminal load on 1-3, 1-2, control card ......................................................
24 V DC 10 mA, 24 V AC 100 mA
The relay contact is separated from the rest of the circuit by strengthened isolation.
See section entitled Galvanic Isolation.
Cable lengths and cross sections:
Max. motor cable length, screened/armoured cable ...................................................................................... 40 m
Max. motor cable length, unscreened/unarmoured cable .............................................................................. 75 m
Max. motor cable length, screened/armoured cable and motor coil .............................................................. 100 m
Max. motor cable length, unscreened/unarmoured cable and motor coil
..................................................... 200 m
Max. motor cable length, screened/armoured cable and RFI/1B filter
............................................... 200 V, 100 m
Max. motor cable length, screened/armoured cable and RFI/1B filter
................................................. 400 V, 25 m
Max. motor cable length, screened/armoured cable and RFI 1B/LC filter ............................................ 400 V, 25 m
Max. cross section to motor, see next section.
Max. cross section to control wires, rigid wire .................................................... 1.5 mm
2
/16 AWG (2 x 0.75 mm
2
)
Max. cross section to control cables, flexible cable ....................................................................... 1 mm
2
/18 AWG
Max. cross section to control cables, cable with enclosed core .................................................. 0.5 mm
2
/20 AWG
When complying with EN 55011 1A and EN 55011 1B the motor cable must in certain
instances be reduced. See EMC emission.
MG.28.H2.02 -
67