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ICP DAS USA I-2532, User Manual

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I-2532 CAN to Fiber Converter User Manual (ver. 1.1, 2008/10/03) ------2

 

Tables of Content 

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

1

 

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

1.1

 

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

1.2

 

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

1.3

 

Applications ...................................................................................4 

2

 

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

2.1

 

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

2.2

 

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

2.3

 

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

2.4

 

LED Indicator .................................................................................8 

2.5

 

Terminal Resistance Setting .........................................................8 

2.6

 

Wire Connection ..........................................................................10 

3

 

Network Deployment ............................................................................ 11 

3.1

 

Definition ...................................................................................... 11 

3.2

 

Driving Capability ........................................................................ 11 

3.3

 

Fiber Selection & Fiber Length...................................................12 

3.4

 

Baud and Bus Length..................................................................13 

4

 

Dimension .............................................................................................14

 

 

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Summary of Contents for I-2532

Page 1: ...is product ICP DAS reserves the right to change this manual at any time without notice The information furnished by ICP DAS is believed to be accurate and reliable However no responsibility is assumed...

Page 2: ...Applications 4 2 Technical data 5 2 1 Block Diagram 5 2 2 Appearance 6 2 3 Pin Assignment 7 2 4 LED Indicator 8 2 5 Terminal Resistance Setting 8 2 6 Wire Connection 10 3 Network Deployment 11 3 1 De...

Page 3: ...I 2532s can be up to 1 4km 4593ft it is mainly decided by the cable attenuation of fiber and the CAN bus baud I 2532 is the economic solution for applications which require protecting the data transmi...

Page 4: ...850nm Fiber type 62 5 125 m multi mode Compatible with CAN specification 2 0A and 2 0B Fully compatible with ISO 11898 2 Support baud up to 500Kbps auto baud detection Propagation delay 125ns Power c...

Page 5: ...re is the block diagram illustrating the functions of the I 2532 module Figure 2 1 Block Diagram of I 2532 10VDC 30VDC Block Diagram of I 2532 CAN_L 120 CAN_H Physical CAN layer TxD RxD Photo Isolatio...

Page 6: ...Bottom View Terminal Resistance Switch Fiber Port CAN Port CAN_H CAN_GND CAN_L N A 1 2 3 4 5 6 7 8 RxD TxD POWER TD RD F G GND VS T R active T R inactive Power Port ISO 11898 2 standard Connector Typ...

Page 7: ...evices on a CAN bus system are not equal In this case it could cause some problems and derogate the system stability There is one way to relieve this situation users can connect the CAN_GND of differe...

Page 8: ...sages transmitting flashing messages receiving off module inactive off no message transmitting off no message receiving 2 5 Terminal Resistance Setting The I 2532 includes one build in 120 terminal re...

Page 9: ...terminal resistance RT for proper operation The equivalent resistance between CAN_H and CAN_L should be 60 There are some examples below Figure 2 5 Terminal Resistance Fiber Case1 RT 120 Case2 RT 180...

Page 10: ...n of power connector are interconnected inside the I 2532 When users mount the I 2532 onto a metal DIN rail users can connect the DIN rail to Earth Ground to replace connecting the F G pin of power co...

Page 11: ...wisted Pair UTP or Ribbon cable Figure 3 1 Segment in CAN bus system 3 2 Driving Capability Before introducing the driving capability of I 2532 some characteristics of copper cable must be assumed The...

Page 12: ...32 Nodes 64 Nodes 100 Nodes 0 25 AWG23 220 200 170 150 0 5 AWG20 390 360 310 270 0 8 AWG18 590 550 470 410 1 3 AWG16 980 900 780 670 3 3 Fiber Selection Fiber Length The specification of fiber used t...

Page 13: ...of segments the relationship between segment length LSEG1 LSEG2 and bus length LBUS in the same CAN bus system are shown in the following figure Figure 3 2 Segment Length and Bus Length When users ad...

Page 14: ...er Manual ver 1 1 2008 10 03 14 4 Dimension 77 5 107 15 32 3 99 92 0 Left Side View Front Side View Right Side View Back View Top View Bottom View Unit mm 88 0 Figure 4 1 Dimension of I 2532 7 495 109...

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