ICP DAS USA CAN Repeater I-7531 User Manual Download

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1 Tables of Content

Tables of Content....................................................................................2

Introduction.............................................................................................3

2.1

Features..........................................................................................4

2.2

Specifications ................................................................................4

2.3

Application .....................................................................................4

Technical data .........................................................................................5

3.1

Block Diagram................................................................................5

3.2

Appearance ....................................................................................6

3.3

Pin Assignment..............................................................................7

3.4

Wire Connection ............................................................................9

3.5

Status LED....................................................................................10

3.6

Terminator Resistor Setting ........................................................10

3.7

Cable Selection ............................................................................12

3.8

Driving Capability and Baud Rate ..............................................13

Application Architecture ......................................................................15

Dimension and Mounting .....................................................................16

I-7531 CAN Repeater User Manual (ver. 1.5, 2012/11/22) ------2

ГК

Атлант

Инжиниринг

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официальный

представитель

РФ

СНГ

+7(495)109-02-08 sales@bbrc.ru www.bbrc.ru

Summary of Contents for CAN Repeater I-7531

Page 1: ...tion furnished by ICP DAS is believed to be accurate and reliable However no responsibility is assumed by ICP DAS for its use or for any infringements of patents or other rights of third parties resulting from its use Copyright Copyright 1997 by ICP DAS All rights are reserved Trademark The names used for identification only may be registered trademarks of their respective companies The I 7531 CAN...

Page 2: ... 3 3 Pin Assignment 7 3 4 Wire Connection 9 3 5 Status LED 10 3 6 Terminator Resistor Setting 10 3 7 Cable Selection 12 3 8 Driving Capability and Baud Rate 13 4 Application Architecture 15 5 Dimension and Mounting 16 I 7531 CAN Repeater User Manual ver 1 5 2012 11 22 2 ГК Атлант Инжиниринг официальный представитель в РФ и СНГ 7 495 109 02 08 sales bbrc ru www bbrc ru ...

Page 3: ...om the rest of the CAN network And its galvanic isolation isolates both CAN segments from each other as well as from the power supply The CAN connection of I 7531 is by terminal blocks A power supply of 10 30 VDC is required The I 7531 is housed in a rugged DIN Rail mountable box making it easy to install in an industrial cabinet Therefore I 7531 can be used in CANopen DeviceNet and generic ISO 11...

Page 4: ... 11898 2 z Maximum communication baud 800Kbps z Propagation Delay 200ns z Driving capability Up to 100 nodes on each CAN port z Photo coupler isolation between 2 CAN ports 2500 Vrms z Power consumption 2W max z CAN terminal resistors are integrated can be disabled by jumper z 3KV galvanic isolated among of power supply and each CAN port z Power Supply 10VDC 30VDC z Operating temperature 25 C 75 C ...

Page 5: ...Vrms between two CAN ports 2500 Vrms Photo Isolation DC DC 3000 VDC Isolation DC DC 3000 VDC Isolation 10 VDC 30 VDC Figure2 Block Diagram of I 7531 Block Diagram of I 7531 CAN_L 120 Ohm CAN_H CAN_H CAN_L Physical CAN layer 120 Ohm Physical CAN layer CAN Port 1 CAN Port 2 I 7531 CAN Repeater User Manual ver 1 5 2012 11 22 5 ГК Атлант Инжиниринг официальный представитель в РФ и СНГ 7 495 109 02 08 ...

Page 6: ... 0A 2 0B Photo isolation 2500 Vrms Expand the number of CAN buses Mountable on DIN Rail 3000V Isolation GND 11 CAN 20 CAN_L CAN_H FG GND 10 CAN 1 CAN_L CAN_H FG R VS B GND Frame Ground Frame Ground I 7531 CAN Repeater User Manual ver 1 5 2012 11 22 6 ГК Атлант Инжиниринг официальный представитель в РФ и СНГ 7 495 109 02 08 sales bbrc ru www bbrc ru ...

Page 7: ...oud 9 R VS Voltage Source It could be 10VDC 30VDC 10 Power Input B GND Power Ground 14 FG FG Frame Groud 16 GND CAN_Ground or CAN_GND Voltage level of ground of CAN_L and CAN_H of CAN port 2 18 CAN_H CAN_High Signal Line of CAN port 2 20 CAN Port 2 CAN_L CAN_Low Signal Line of CAN port 2 GND 11 CAN 20 CAN_L CAN_H FG GND 10 CAN 1 CAN_L CAN_H FG R VS B GND I 7531 CAN Repeater User Manual ver 1 5 201...

Page 8: ...g according to actual applications Note 2 Electronic circuits are constantly vulnerable to Electro Static Discharge ESD which become worse in a continental climate area FG Frame Ground provides a path for bypassing ESD to earth ground allowing enhanced static protection ESD capability and ensures that the module is more reliable If user wants to use FG both the Pin 7 and Pin 14 should be connected...

Page 9: ... CAN_L Power GND 10VDC 30VDC CAN Port 2 CAN Port 1 CAN_H CAN_L CAN_GND CAN_GND Earth Ground 1 5 6 9 Power Earth Ground I 7531 CAN Repeater User Manual ver 1 5 2012 11 22 9 ГК Атлант Инжиниринг официальный представитель в РФ и СНГ 7 495 109 02 08 sales bbrc ru www bbrc ru ...

Page 10: ...low LED could look like always on when bus loading is heavy 3 6 Terminator Resistor Setting According to the ISO 11898 2 specifications the bus line of CAN_H and CAN_L must be terminated by resistor for proper operation The equivalent resistance between CAN_H and CAN_L should be 60Ω There are some examples below Figure6 Terminator Resistor Case1 RT 120Ω Case2 RT 180Ω RT CAN_H RT CAN_L Case3 RT1 18...

Page 11: ...g JP2 or JP3 of I 7531 user needs to open the cover of I 7531 first Those locations of JP2 and JP3 are shown as following Figure7 JP2 and JP3 positions The following connection statuses present the condition if the terminal resistor is enabled default or disabled Figure8 Adjustment of Terminator Resistor Disable Deactivate Enable Activate JP2 JP3 CON1 CON2 I 7531 CAN Repeater User Manual ver 1 5 2...

Page 12: ...ters of CAN bus line Table2 Recommended DC parameters for CAN Bus Line Wire Cross Section mm2 Resistance Ω km 0 25 AWG23 90 0 5 AWG20 50 0 8 AWG18 33 1 3 AWG16 20 The recommended AC parameters of CAN bus line are 120Ω impedance and 5 ns m specific line delay I 7531 CAN Repeater User Manual ver 1 5 2012 11 22 12 ГК Атлант Инжиниринг официальный представитель в РФ и СНГ 7 495 109 02 08 sales bbrc ru...

Page 13: ...ength will be 100 40 1 60 meters After deciding the number of I 7531 and calculating the corresponding ideal bus length users can use the following table to know the maximum node number in each segment and the maximum segment length when using different type of wire Table4 Driving Capability The maximum segment length m under the case of specific node number in this segment Wire Cross Section mm2 ...

Page 14: ... figure Figure9 Definition of Lseg1 and Ltotal I 7531 I 7531 L1 L2a L3 L2b L4 I 7531 Segment 1 Segment 2 Segment 3 Segment 4 Lseg1 L1 Lseg2 L2a L2b Lseg3 L3 Lseg4 L4 Ltotal Lseg1 Lseg2 Lseg3 Lseg4 I 7531 CAN Repeater User Manual ver 1 5 2012 11 22 14 ГК Атлант Инжиниринг официальный представитель в РФ и СНГ 7 495 109 02 08 sales bbrc ru www bbrc ru ...

Page 15: ...ication Architecture Figure10 Application Architecture I 7531 CAN Repeater User Manual ver 1 5 2012 11 22 15 ГК Атлант Инжиниринг официальный представитель в РФ и СНГ 7 495 109 02 08 sales bbrc ru www bbrc ru ...

Page 16: ...5 Dimension and Mounting Figure11 Dimension I 7531 CAN Repeater User Manual ver 1 5 2012 11 22 16 ГК Атлант Инжиниринг официальный представитель в РФ и СНГ 7 495 109 02 08 sales bbrc ru www bbrc ru ...

Page 17: ...Figure12 Assembly Drawing Figure13 Mounting I 7531 CAN Repeater User Manual ver 1 5 2012 11 22 17 ГК Атлант Инжиниринг официальный представитель в РФ и СНГ 7 495 109 02 08 sales bbrc ru www bbrc ru ...

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