4.65V DeviceNet干线上允许的大压降。此值为电缆系统总压降5.00V减去支线保留压降0.35V。
单供电电源(端部连接)
粗缆举例
以下的例子是用完整计算法确定在粗缆干线上的一个端部连接供电电源的配置。
•设备1与设备2的压降相同,但设备2与电源的距离为设备1的两倍,因此吸收电流为 设备1吸收电流的一半。
•设备4吸收电流少,但它距离电源远,因此产生了大的压降增量。
1.0A 0.50A 0.50A 0.25A
TR=终端电阻 T=T型分接器 PT=PowerTap电源型分接器D =设备1.由粗缆的计算公式得出各个设备的电压。
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CDQ2B20-25D Model CDQ2B2025D
P211180-1 Model P2111801
VVQ4000-85A Model VVQ400085A
CDU25-50D Model CDU2550D
MXU6-5-FM9N Model MXU65FM9N
NVJ114-5G Model NVJ1145G
NCMW106-0200 Model NCMW1060200
D-Y7BW/DC24V Model DY7BWDC24V
D-F9HL Model DF9HL
D-G59 Model DG59
VZ1120 Model VZ1120
SY5120-4LZE-01 Model SY51204LZE01
CDQSB20-25D Model CDQSB2025D
VQD1121U-6LO-M5 Model VQD1121U6LOM5
AL40-F03B Model AL40F03B
NCDMR106-0250 Model NCDMR1060250
AW30K-03E Model AW30K03E
AW30-N02E-Z Model AW30N02EZ
VHS3000-02 Model VHS300002
AK2000-01-X209 Model AK200001X209
NCDGBN20-1100 Model NCDGBN201100
AL30-N03-8Z Model AL30N038Z
10-VQ110-5M Model 10VQ1105M
D-Y7BW Model DY7BW
CDQSD16-10DM Model CDQSD1610DM
VHS40-06 Model VHS4006
VHS40-N06-Z Model VHS40N06Z
VQ21A1-5Y-C8-F-X5 Model VQ21A15YC8FX5
AF40-N04-6WZ Model AF40N046WZ
VFD112Y-5MO-N7-G Model VFD112Y5MON7G
AQ5000-06 Model AQ500006
NCQ2D25-25D Model NCQ2D2525D
NCDGBN20-0300 Model NCDGBN200300
NZFA200-T02 Model NZFA200T02
NVK3120-6G-M5 Model NVK31206GM5
VX2131-00-3D Model VX2131003D
VQZ335-5L01 Model VQZ3355L01
CDG1BN20-45-X339 Model CDG1BN2045X339
CDG1BN20-50 Model CDG1BN2050
CDU20-40D Model CDU2040D
D-G79 Model DG79
CDM2B20-25 Model CDM2B2025
D-Y59B-L-50 Model DY59BL50
CDQSL-12NN-40DCM Model CDQSL12NN40DCM
CDU20-10D Model CDU2010D
CG1BA20-15 Model CG1BA2015
CDU16-25D Model CDU1625D
N-J05 Model NJ05
MHL-A2004 Model MHLA2004
CDUK10-30D Model CDUK1030D
SYJ514-5MZ Model SYJ5145MZ
CY1B32PSN Model CY1B32PSN
EX500-IE1 Model EX500IE1
SYA5120-01T Model SYA512001T
NCDQ2B25-30D Model NCDQ2B2530D
VT301-015G Model VT301015G
VKF332-5HS-M5 Model VKF3325HSM5
KQL11-35S-10PK Model KQL1135S10PK
TIUB07-R-33 Model TIUB07R33
80-AS420-03 Model 80AS42003
NVKF332-5D-M5 Model NVKF3325DM5
D-M9BWV Model DM9BWV
SY5140-SGZ Model SY5140SGZ
CDQSKL12-30D Model CDQSKL1230D
EAR3060-F03 Model EAR3060F03
EAR3000-F03 Model EAR3000F03
NCDMC075-0500C Model NCDMC0750500C
CDJ2RA16-150-A Model CDJ2RA16150A
AW30-N03H-Z Model AW30N03HZ
NCMB106-0100-XB Model NCMB1060100XB
AW20-02B-C Model AW2002BC
CUK10-5D Model CUK105D
NAR4000-1R Model NAR40001R
VZ110-5MO-M5 Model VZ1105MOM5
AR60-N02BE-Z Model AR60N02BEZ
MXS-AS20 Model MXSAS20
VVQC2000-3A-1-N11 Model VVQC20003A1N11
D-Y59AL Model DY59AL
VXD2130-03-5G1 Model VXD2130035G1