Publication DNET-UM072C-EN-P - July 2004
4-6
Determine Power Requirements
Figure 4.3 Two Power Supplies, (One-End Connected, One Middle-Connected);
Two Cable Segments, Round
Cable (Thick).
Network
Length
m (ft)
Maximum
Current (A)
260 (853)
8.00*
280 (919)
7.69*
300 (984)
7.21*
320 (1050)
6.78*
340 (1115)
6.41*
360 (1181)
6.07*
380 (1247)
5.76*
400 (1312)
5.49*
420 (1378)
5.24*
440 (1444)
5.01*
460 (1509)
4.80*
480 (1575)
4.73*
500 (1640)
4.66*
Segment A
Segment B
Network
Length
m (ft)
Maximum
Current (A)
0 (0)
8.00*
20 (66)
8.00*
40 (131)
8.00*
60 (197)
7.38*
80 (262)
5.71*
100 (328)
4.66*
120 (394)
3.94
140 (459)
3.40
160 (525)
3.00
180 (591)
2.68
200 (656)
2.43
220 (722)
2.22
240 (787)
2.08
Network
Length
m (ft)
Maximum
Current (A)
260 (853)
1.89
280 (919)
1.76
300 (984)
1.64
320 (1050)
1.54
340 (984)
1.46
360 (1050)
1.38
380 (1247)
1.31
400 (1312)
1.24
420 (1378)
1.18
440 (1444)
1.13
460 (1509)
1.08
480 (1575)
1.07
500 (1640)
1.05
Power Supply B
Total Length of trunk line, meters (feet)
C
ur
rent
(a
mper
es)
NEC/CE Code Maximum
Current Limit
∗
Exceeds NEC CL2/CECode 4A limit.
∗
Exceeds NEC CL2/CECode 4A limit.
Power Supply A
Network
Length
m (ft)
Maximum
Current (A)
0 (0)
8.00*
20 (66)
8.00*
40 (131)
8.00*
60 (197)
8.00*
80 (262)
8.00*
100 (328)
8.00*
120 (394)
8.00*
140 (459)
8.00*
160 (525)
8.00*
180 (591)
8.00*
200 (656)
8.00*
220 (722)
8.00*
240 (787)
8.00*
41933
Содержание H Series
Страница 135: ...DeviceNet Media Design and Installation Guide...
Страница 144: ...Publication DNET UM072C EN P July 2004 Table of Contents iv...
Страница 170: ...Publication DNET UM072C EN P July 2004 1 26 Get Started Notes...
Страница 194: ...Publication DNET UM072C EN P July 2004 2 24 Identify Cable System Components Notes...
Страница 212: ...Publication DNET UM072C EN P July 2004 3 18 Make Cable Connections Notes...
Страница 238: ...Publication DNET UM072C EN P July 2004 4 26 Determine Power Requirements Notes...
Страница 248: ...Publication DNET UM072C EN P July 2004 5 10 Correct and Prevent Network Problems Notes...
Страница 250: ...Publication DNET UM072C EN P July 2004 A 2 Understand Select NEC Topics Notes...
Страница 263: ......
Страница 267: ...Isysnet Serial Bus System Selection Guide Pneumatic...
Страница 287: ...H Series Fieldbus DeviceNet Adapters PSSCDM12A PSSCDM18PA User Manual...