Summary of Contents for ZLAN ZLAN9440
- Page 1 ZLAN9440 RS485 HUB User Manual 1 channel RS232/485 to 4 channels RS485 CopyRight©2008 Shanghai ZLAN Information Technology Co., Ltd. All right reserved Document DI: ZL DUI 20141016.1.0...
- Page 2 No part of this manual may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, recording, or through information storage and retrieval systems, for any purpose other than for the purchaser’s personal use, without the express written permission of Shanghai ZLAN information Technology Co., Ltd.
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Page 3: Table Of Contents
Content Summary ..........................4 Feature ............................ 6 Technical parameter ......................6 Hardware ..........................7 Usage............................8 After-service .......................... 8... -
Page 4: Summary
1. Summary ZLAN9440 is a 4 ports industrial isolation RS485 hub, can extend 4 channels RS485 sub-ports through 1 channel RS485/232 main port. It can effectively implement reply, extension and isolation of RS485 network. ZLAN9440 can also be as an active isolation RS232 to RS485 converter. - Page 5 ZLAN9440 has 4 main application styles: 1) Isolation: effectively isolate master and slave ends of RS485 network; meanwhile isolate 4 slave stations.
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Page 6: Feature
Shanghai ZLAN Information Technology Co., Ltd Tel: +86-17321037177 http://www.zlmcu.com 2. Feature 1) RS485 master port and slave port has 2500V voltage isolation protection. 2) RS485 master port and slave port support 256 slave stations. 3) The back is equipped with guide installation card slot, suitable for guide installation. -
Page 7: Hardware
Tel: +86-17321037177 http://www.zlmcu.com Size L×W×H=12.2cm×7.2cm×3.4cm 4. Hardware Figure 3 9440 Interface Diagram The front view of ZLAN9440 is shown as figure 3, the interface instructions are as below: Name Instruction EARTH Shell grounding, for RS485 lightning and big current drainage, can... -
Page 8: Usage
RS485 device in other end from damage by big voltage and strong current. 3) Relay: when RS485 wire exceeds 1200m, the signal will attenuate and the interference will increase. ZLAN9440 is adopted to extend the communication distance. 4) Conversion: can realize RS232 converting to RS485, and it’s active converter with strong compatible. - Page 9 Shanghai ZLAN Information Technology Co., Ltd Tel: +86-17321037177 http://www.zlmcu.com Shanghai ZLAN Information Technology Co., Ltd. Address: 12 floor, D building, No. 80 CaoBao road, Xuhui District, Shanghai, China Phone: 021-64325189 Fax: 021-64325200 Web: http://www.zlmcu.com Email: support@zlmcu.com...
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