Mitsubishi MELSECNET/10 A1SJ71LP21 User Manual
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Mitsubishi MELSECNET/10 A1SJ71LP21 User Manual

Mitsubishi MELSECNET/10 A1SJ71LP21 User Manual

Network module
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MELSECNET/10
Network Module
A1SJ71LP21, A1SJ71LR21
Thank you for buying the Mitsubishi general-purpose programmable
controller MELSEC-A Series
Prior to use, please read both this manual and detailed manual
thoroughly and familiarize yourself with the product.
© 2000 MITSUBISHI ELECTRIC CORPORATION
User's Manual
A1SJ71BR11
MODEL A1S-NET10-M-U-JE
MODEL
CODE
IB(NA)-0800119-F(1112)MEE
(Hardware)
13JQ96

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Summary of Contents for Mitsubishi MELSECNET/10 A1SJ71LP21

  • Page 1 Network Module User’s Manual (Hardware) A1SJ71LP21, A1SJ71LR21 A1SJ71BR11 Thank you for buying the Mitsubishi general-purpose programmable controller MELSEC-A Series Prior to use, please read both this manual and detailed manual thoroughly and familiarize yourself with the product. MODEL A1S-NET10-M-U-JE MODEL...

  • Page 2: Safety Precautions

    SAFETY PRECAUTIONS (Read these precautions before using this product.) Before using this product, please read this manual and the relevant manuals carefully and pay full attention to safety to handle the product correctly. In this manual, the safety precautions are classified into two levels: "...
  • Page 3 [Installation Precautions] CAUTION Use the programmable controller in an environment that meets the general specifications contained in CPU module user's manual. Using this programmable controller in an environment outside the range of the general specifications could result in electric shock, fire, erroneous operation, and damage to or deterioration of the product.
  • Page 4 [Wiring Precautions] WARNING Before wiring, be sure to shut off all phases of the external power supply used by the system. Failure to do so may cause electric shocks or damage the product. CAUTION Be sure there are no foreign substances such as sawdust or wiring debris inside the module.
  • Page 5 [Startup and Maintenance Precautions] WARNING Do not touch the terminals while the power is on. Doing so may cause malfunctions. CAUTION Please read this manual thoroughly and confirm the safety before starting online operations (especially, program modifications, forced outputs, and operating status modifications), which are performed by connecting the GX Developer via the MELSECNET/10 network system to a running CPU module of other station.

  • Page 6: Conditions Of Use For The Product

    CONDITIONS OF USE FOR THE PRODUCT (1) Mitsubishi programmable controller ("the PRODUCT") shall be used in conditions; i) where any problem, fault or failure occurring in the PRODUCT, if any, shall not lead to any major or serious accident; and...
  • Page 7 PRODUCT in one or more of the Prohibited Applications, provided that the usage of the PRODUCT is limited only for the specific applications agreed to by Mitsubishi and provided further that no special quality assurance or fail-safe, redundant or other safety features which exceed the general specifications of the PRODUCTs are required.
  • Page 8 This manual confers no industrial property rights or any rights of any other kind, nor does it confer any patent licenses. Mitsubishi electric Corporation cannot be held responsible for any problems involving industrial property rights which may occur as a result of using the contents noted in this manual.
  • Page 9 CONTENTS 1. OVERVIEW..................... 1 2. PERFORMANCE SPECIFICATIONS ............. 2 3. HANDLING ..................... 6 3.1 Cable length restrictions between stations ..........6 4. THE NAME AND SETTING OF EACH PART..........7 5. WIRING......................14 5.1 Precautions for Laying Optical Fiber Cables .......... 14 5.2 Precautions when Installing the Coaxial Cables........

  • Page 10: About The Manuals

    MELSECNET/10 Network System (Remote I/O network) Reference Manual. COMPLIANCE WITH EMC AND LOW VOLTAGE DIRECTIVES (1) Method of ensuring compliance To ensure that Mitsubishi programmable controllers maintain EMC and Low Voltage Directives when incorporated into other machinery or equipment, certain measures may be necessary.
  • Page 11 1. OVERVIEW This manual explains the specifications and names of each part, etc., of the A1SJ71LP21,A1SJ71LR21 and A1SJ71BR11 model MELSECNET/ 10 network module (abbreviated as Network Modules) which are used with MELSECNET/10 network system of the MELSEC-A series. (1) The use, cable used and installation position of the Network Modules are indicated on the following chart.

  • Page 12: Performance Specifications

    2. PERFORMANCE SPECIFICATIONS The performance specifications for Network Modules are indicated as follows. (1) A1SJ71LP21 Specifications Item A1SJ71LP21 8192 points Maximum link points 8192 points per network 8192 points PLC to PLC Maximum ≤ 2000 bytes +(2 x W) network link points per station •...
  • Page 13 Specialised training and specific tools are required to connect the connector to the optical-fiber cable; the connector itself is a custom product. Please contact your nearest Mitsubishi Electric System Service Corporation when purchasing these items. The weight for the hardware version F or earlier is 0.33kg.
  • Page 14 (2) A1SJ71LR21, A1SJ71BR11 Specifications Item A1SJ71LR21 A1SJ71BR11 8192 points Maximum link points 8192 points per network 8192 points PLC to PLC Maximum ≤ 2000 bytes +(2 x W) network link points per station Remote master station → remote I/O station Remote I/O network ≤...
  • Page 15 Specifications Item A1SJ71LR21 A1SJ71BR11 Connection cable Equivalent to 3C-2V, 5C-2V cables (Arranged by user) Applicable connector Equivalent to BNC-P-3-NiCAu (For 3C-2V), BNC-P-5-NiCAu (For 5C-2V) (DDK) (Arranged by user) 5VDC current 1.14 A 0.80 A consumption Weight 0.30 kg 0.33 kg No.
  • Page 16 3. HANDLING 3.1 Cable length restrictions between stations (1) The main modules case is made of plastic, so do not drop it or subject it to strong impacts. (2) Do not dismount the printed wiring board from the case. It may damage the module.
  • Page 17 4. THE NAME AND SETTING OF EACH PART Indicates the name and setting of each part of Network Modules. A1SJ71LP21 A1SJ71LR21 Display of hardware version F or earlier A1SJ71BR11...
  • Page 18 Name Contents Name Status Contents Normal state The position A1SJ71LP21 of switch for WDT error, SP.UNIT ERROR A1SJ71LR21 the display Operating as control station or switch over remote master station (OFF: of 6) is valid Normal station) when it is on S.MNG Operating as sub-control station the left side.
  • Page 19 Name Contents Name Status Contents OVER Error occurred when receive data processing is delayed <Cause> Hardware failure, cable fault, noise, etc. AB.IF • Consecutive 1s exceeding the specified number were received. • Length of received data is too short. <Cause> Timing at which station sending data to target station is disconnected from network, too short monitoring time, cable fault, noise, etc.
  • Page 20 Name Contents Network number Network number setting (factory setting at time of shipping: 1) setting switch <Setting range> 1 to 255 :Network number NETWORK Other than 1 to 255 :Setting error (The SW.E. LED turns ON) Becomes off-line condition the third X100 digit the second...
  • Page 21 Name Contents Mode setting (factory setting at time of shipping: 0) Mode setting switch Mode Name Contents Online Data link with automatic online return (automatic online effective MODE return effective) Not used (Setting to this turns on the SW.E. LED.) MODE Offline Disconnects the host station.
  • Page 22 Name Contents Conditions setting Operation condition setting switch (factory setting at the time of shipping: all off) Contents Network type PLC to PLC network Remote I/O network REM. Station type Normal station Control station N.ST D.PRM Parameters in Default Parameters ST.
  • Page 23 Name Contents Connector Connect the optical fiber cable. (A1SJ71LP21) Hardware version G or later Front Forward Reverse Reverse Forward Optical fiber cable Hardware version F or earlier Front Reverse Forward Forward Reverse Optical fiber cable Connector Connect the coaxial type cable. (A1SJ71LR21) Front Reverse...
  • Page 24 5. WIRING 5.1 Precautions for Laying Optical Fiber Cables (1) The optical fiber cable type that can be used differs depending on the station to station distance. Type Distance between stations SI optical fiber cable 500 m (1640.5 ft.) H-PCF optical fiber cable 1000 m (3281 ft.) Broad-band H-PCF optical fiber cable 1000 m (3281 ft.)
  • Page 25 (6) Connect the cable connector and module connector securely until you hear a "click" sound. (7) Please wire IN/OUT of the connector for the cable correctly. Please do loopback test, the set confirmation test, and the bureau order confirmation test after wiring. It might be generated that a baton abnormal passing cannot be generated when miswiring and the downed bureau which cannot do the loopback of an arbitrary bureau do the row again even by the reclosing of the power supply.
  • Page 26 5.2 Precautions when Installing the Coaxial Cables 5.2.1 For the Coaxial Loop Type (1) For connection between network modules, use the cable length given in the following table depending on the cable type. Cable type Interstation cable length Overall distance 3C-2V 300 m (984.3 ft.) 19.2 km (62995.2 ft.)
  • Page 27 (5) Consider wiring using double-shielded coaxial cable in places that are subject to large amounts of noise. Double shielded coaxial cable Enlarged view of cable Sheath Sheath Mitsubishi Cable... 5C-2V-CCY Internal conducter Insulation Grounding External conductor External material (Grounding) conductor The 5C-2V connector plug is applicable to double-shielded coaxial cable.
  • Page 28 5.2.2 For the Coaxial Bus Type (1) The cable to connect between network modules must be the following according to the number of stations connected. When a cable length other than those specified in the table below is used, a communication error may result. Number of stations connected 2 to 9 stations 10 to 33 stations...
  • Page 29 (7) Consider wiring using double-shielded coaxial cable in places that are subject to large amounts of noise. Double shielded coaxial cable Enlarged view of cable Sheath Sheath Mitsubishi Cable ... 5C-2V-CCY Internal conducter Insulation Grounding External conductor material...
  • Page 30 (11) Completely turn off the externally supplied power used in the system when connecting or disconnecting the cable. (12) There are integral type and separate F-type connectors. In the case of the separate F-type connector, tighten the ring of the connector until the ring is tight before connecting the connector to the network module.
  • Page 31 5.2.3 Connecting the Connector for the Coaxial Cables The following section explains how to connect the BNC connector (connector plug for the coaxial cable) to the cable. (1) Structure of the BNC connector and coaxial cable The structure of the BNC connector and coaxial cable are shown in the figure below.
  • Page 32 (c) Cut the external conductor, insulation material and internal conductor to the dimensions shown below. However, cut the external conductor to the same dimension as the tapered section of the clamp and smooth it down to the clamp. Insulator Internal conductor Clamp and external conductor Applicable cable 3C-2V...

  • Page 33: External Dimensions

    6. EXTERNAL DIMENSIONS 6.1 A1SJ71LP21 Printed writing board 93.6 34.5 (0.26) (3.69) (1.36) Unit: mm (in.) Please confirm details to Mitsubishi Electric System Service Corporation. 6.2 A1SJ71LR21 Printed writing board 93.6 34.5 (0.26) (3.69) (1.36) Unit: mm (in.)
  • Page 34 6.3 A1SJ71BR11 Printed writing board At the time of installation of F-type connector. 34.5 93.6 (1.36) (0.26) (3.69) (1.97) (0.43) Unit: mm (in.)

  • Page 36: Warranty

    WARRANTY Mitsubishi will not be held liable for damage caused by factors found not to be the cause of Mitsubishi; machine damage or lost profits caused by faults in the Mitsubishi products; damage, secondary damage, accident compensation caused by special factors unpredictable by Mitsubishi;...

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