Vacon NX ACTIVE FRONT END II, Applications Manual

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16 • Vacon arfiff05 Standard AFE-II
Local contacts: http://drives.danfoss.com/danfoss-drives/local-contacts/
4. CONTROL IO
NXOPTA1
Terminal Signal Description
1 +10V
ref
Reference voltage output Voltage for potentiometer, etc.
2 AI1+ Analogue input 1.
Range 0-10V, R
i
= 200

Range 0-20 mA R
i
= 250

Analogue input 1
Input range selected by jumpers.
Default range: Voltage 0 10 V
3 AI1- I/O Ground Ground for reference and controls
4 AI2+ Analogue input 2.
Range 0-10V, R
i
= 200

Range 0-20 mA R
i
= 250

Analogue input 2
Input range selected by jumpers.
Default range: Current 0 20 mA
5 AI2-
6 +24V Control voltage output
Voltage for switches, etc. max 0.1 A
7 GND I/O ground Ground for reference and controls
8 DIN1 Start Request
Programmable G2.3.1 Contact closed = Start Request
9 DIN2
Programmable G2.3.1 No function defined at default
10 DIN3 Fault Reset
Programmable G2.3.1
Contact closed = Fault Reset
11 CMA Common for DIN 1 DIN 3 Connect to GND or +24V
12 +24V Control voltage output Voltage for switches (see #6)
13 GND I/O ground Ground for reference and controls
14 DIN4 MCB feedback
Contact open = MCB open
Contact closed = MCB Closed
15 DIN5 Programmable G2.3.1
No function defined at default
16 DIN6
Programmable G2.2.1
17 CMB Common for DIN4 DIN6 Connect to GND or +24V
18 AOA1+ Analogue output 1
Programmable P2.3.1.2 Output range selected by jumpers.
Range 0
20 mA. R
L
, max. 500

Range 0 10 V. R
L
> 1k

19 AOA1-
20 DOA1 Digital output
Ready / Warning (Blinking) Programmable
Open collector, I

50mA, U

48 VDC
NXOPTA2
21
RO1
Relay output 1
Programmable G2.4.1
Switching capacity
24 VCD / 8 A
250 VAC / 8 A
125 VDC / 0.4 A
22 RO1
23 RO1
24 RO2
Relay output 2
MCB Contl
Cannot be reprogrammed
Fixed to MCB control.
Closes when DC at 85 % of nominal DC.
Opens when DC below 75 % of nominal DC
25 RO2
26 RO2
Table 5-2. Default I/O configuration.
220
VAC
mA
K1
Q1