Siemens DAC-NET Installation Instructions Manual page 6

Digital audio card - network
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WIRING
To Connect External Wiring
NOTES
1.
Power limited.
2.
Use twisted pair
3.
18AWG (Ø 0,5m) Min.
12 AWG (2,5mm²) Max.
4.
The two pairs between the nodes can
be in one cable.
5.
Max. cable length between DAC-NETs:
300m
(38 Ø 0,6mm)
(21 Ø 0,8mm) with cat 3 cable as
J-Y(ST)Y.
6.
Max. cable length between DAC-NETs:
900m
(157 Ø 0,51mm) with cat 5 cable
as J-02YS(ST)Y.
7.
Max. cable length between DAC-NETs:
700m
(30  AWG 18
(19  AWG 16
(12  AWG 14 with cable
18B FPLR or 1pr. 16B FPLR or 1pr.
14B FPLR.
8.
Distance between the first DAC-NET
and last DAC-NET must not exceed
wire lengths specified in Notes 5-7.
9.
10km max. total distance around the
ring.
10.
32 DAC-NETs Max.
11.
Positive or negative ground fault
detected at <5k  for terminals 1-8.
Figure 6
DAC-NET Class B (ULC DCLB) D-NET Wiring
A24205-A334-B839 (Edition 14)
P/N 315-035100-14
Remove ELECTRICAL POWER prior to working on equipment.
All field wiring of the DAC-NET is connected to the terminal blocks of the
CC-5/CC-2 card cage slot in which it is installed.
NOTE: In Canada, ULC S524 requires that all interconnecting data
communications links for networks be wired DCLC (Class X) except for
dedicated network communication to annunciators.
Lift the white cover on the terminal block
Loosen the screw of the terminal by turning it counterclockwise.
Insert the wire into the side of the terminal block.
Tighten the screw of the terminal block by turning it clockwise.
The DAC-NET supports D-NET Class B (ULC DCLB) and Class X (ULC DCLC)
wiring. Check the ZEUS configuration for the proper network.
Main Out a (+)
Main
Main Out b (-)
Return In a (+)
Return In b (-)
Do not use
3
1
2
4
5
6
7
8
9
10
11
12
13
14
15
16
Do not use
RESISTOR 3.3K
P/N 140-03721 (US/CA)
C24235-A1-K14 (GE)
FIRST DAC-NET
ONE SLOT OF CC-5 / CC-2
17
18
19
20
21
22
23
24
Do not use
6
Supervised
power limited
Return
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Do not use
RESISTOR 3.3K
P/N 140-03721 (US/CA)
C24235-A1-K14 (GE)
ONE SLOT OF CC-5 / CC-2
17
18
19
20
21
22
23
24
Do not use
can be in one cable
Main
Return
Do not use
3
1
2
4
5
6
7
9
10
11
12
13
14
Do not use
RESISTOR 3.3K
P/N 140-03721 (US/CA)
C24235-A1-K14 (GE)
LAST DAC-NET
ONE SLOT OF CC-5 / CC-2
17
18
19
20
21
22
Do not use
s
8
15
16
23
24

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