49
7.2. Analogue
measurements
ARC-EM/2.0:
•
3 current measuring channels 1/5A or current sensor inputs
ARC-EC1/2.0:
•
3 current measuring channels 1/5A
ARC-EP10/2.0:
•
10 light measuring channels for point sensors
ARC-EL3/2.0:
•
3 light measuring channels for fi bre loop sensors
7.3.
Digital inputs (BI/O bus)
The following BI/O interfaces are included in the standard ARC-EM/2.0 delivery:
La>in
X3-8
Arc input, tripping group 1
Lb>in
X3-9
Arc input, tripping group 2
Ib> in/out
X3-10
Overcurrent input/output
La> out
X3-11
Arc output, tripping group 1
Lb> out
X3-12
Arc output, tripping group 2
GND X3-13, X3-14
Grounding for all BI/O signals
The following BI/O interfaces are included in standard ARC-EP10/2.0 and ARC-EL3/2.0
deliveries:
I>in
X2-8
Zone shift, 24-48 VDC
GND
X2-7
Current
input
earth
Trip out
X2-10
Trip output, 24 VDC
GND
X2-9
Trip output earth
The following BI/O connections are included in the standard ARC-EC1/2.0 delivery:
L>in
X2-8
Arc input, 24-48 VDC
GND
X2-7
Arc
input
earth
I>out
X2-10
Current output, 24 VDC
GND
X2-9
Current
output
earth
7.4.
Auxiliary power supply
Connect the auxiliary supply voltage to the Us input, terminals X3-17 X3-18.
Summary of Contents for ARCON 2.0 Series
Page 51: ...51 7 6 Block diagram 7 6 1 ARC EM 2 0 Figure Connections of ARC EM 2 0...
Page 54: ...54 7 6 4 ARC EL3 2 0 7 6 5 ARC EC1 2 0...
Page 64: ...64 9 Construction 9 1 Dimensional drawings 9 1 1 ARC EM 2 0 panel and semi flush mounting...
Page 65: ...65 9 1 2 ARC EP10 2 2 0 din rail mounting...
Page 66: ...9 1 3 ARC EP10 2 0 din rail mounting 66...
Page 67: ...67 9 1 4 ARC EL3 2 0 din rail mounting...
Page 68: ...68 9 1 5 ARC EC1 2 0 din rail mounting...
Page 69: ...69 9 1 6 Fiber sensor mounting r min 50 mm...
Page 70: ...70 9 1 7 Point sensor mounting...
Page 82: ...82 10 Application examples 10 1 Applications 10 1 1 With a main busbar system...
Page 83: ...83 10 1 2 With two main busbar systems...
Page 84: ...84 10 1 3 With two main busbar systems and additional zone selection 4 zones...
Page 85: ...85...
