Mitsubishi Electric SWL31-ETMC User Manual
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Mitsubishi Electric SWL31-ETMC User Manual

Mitsubishi Electric SWL31-ETMC User Manual

2.4 ghz band radio unit
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2.4 GHz Band Radio Unit
Thank you for purchasing our 2.4 GHz Radio Unit (hereinafter called "Radio Unit").
For using the Radio Unit correctly and safely, at first please read this manual carefully before
using it to understand sufficiently its functions and performance.
1. Do not copy this user's manual without permission.
2. Please note that descriptions in this manual may be changed without prior notification.
User's Manual
(Detailed Version)
Cautions
1/43
SWL31-ETMC
SWL31-R4ML

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Summary of Contents for Mitsubishi Electric SWL31-ETMC

  • Page 1 2.4 GHz Band Radio Unit SWL31-ETMC SWL31-R4ML User's Manual (Detailed Version) Thank you for purchasing our 2.4 GHz Radio Unit (hereinafter called "Radio Unit"). For using the Radio Unit correctly and safely, at first please read this manual carefully before using it to understand sufficiently its functions and performance.

  • Page 2: Table Of Contents

     Table of Contents SAFETY PRECAUTIONS ......................... 3 CHECKING PACKAGE ..........................6 NAME/FUNCTION OF EACH SECTION ....................7 RADIO UNIT INSTALLATION ENVIRONMENT ..................9 SYSTEM CONFIGURATION ........................10 INSTALLATION PROCEDURE ....................... 12 6-1. Installation ............................13 6-2. Wiring ............................... 14 CHECKING RADIO COMMUNICATIONS ....................

  • Page 3: Safety Precautions

    1. SAFETY PRECAUTIONS (Please be sure to read them before using the product.) Please carefully read this manual before using the product and pay full attention to safety in order to handle the product correctly. Precautions given in this manual relate only to this product. In this "1.
  • Page 4 [DESIGN PRECAUTIONS] WARNING ● An external safety circuit shall be installed to this product so that the whole system operates at the safety side, even if an abnormality of an external power supply has an abnormality, or a breakdown of this product. Erroneous output and malfunctions may cause an accident. (1) Interlock circuits for conflicting operations such as forward/backward rotation or for machine damage prevention such as upper/lower limits shall be configured outside of the product.
  • Page 5 [STARTING/MAINTENANCE PRECAUTIONS] WARNING ● Do not touch terminals while the product is energized. An electric shock may occur. ● Be sure to block power supply externally for all phases before cleaning. If all phases are not blocked, an electric shock may occur. Tightening screws too much may damage the product causing it to fall.

  • Page 6: Checking Package

    (1) SWL31-ETMC (2) SWL31-R4ML Set Contents Item name ― 2.4 GHz Band Radio Unit SWL31-ETMC (Master Station) ― 2.4 GHz Band Radio Unit SWL31-R4ML (Slave Station) DIN Rail Mounting Attachment DRT-1 Attachment Fixing Screws (Pan Tapping Screws M3 x 8) User's Manual (Hardware Version) ※...

  • Page 7: Name/Function Of Each Section

    4. NAME/FUNCTION OF EACH SECTION ● SWL31-ETMC (Master Station) Status Monitor Antenna Radio Monitor Ethernet Monitor Operation Buttons USB Connector SWL31-ETMC Terminal Block Stopper Ethernet Connector Category Name Explanation Antenna A pencil type or flange head type (antenna) Lighting-on: Power on, normal communications...
  • Page 8 ● SWL31-R4ML (Slave Station and Relay Station) Status Monitor Antenna Radio Monitor I/O Monitor Operation Buttons USB Connector SWL31-R4ML Terminal Block Stopper Category Name Explanation Antenna A pencil type or flange head type (antenna) Lighting-on: Power on, normal communications Blinking: Power on, error occurred, parameter setting mode activated Radio Monitor...

  • Page 9: Radio Unit Installation Environment

    5. RADIO UNIT INSTALLATION ENVIRONMENT ● Installation Environment Install the Radio Unit avoiding the following environments. • A place with direct sun light • A place with extremely high humidity • A place with corrosive or inflammable gases • A place with intense electric field or ferromagnetic field occurrence ●...

  • Page 10: System Configuration

    2-point output RX(m+3)0 to F 16-bit occupation 1E Frame) RY(m+3)0 to F SWL31-R4ML Pulse Count RWr+4 to 5 SWL31-ETMC 1ch input Address RWw+4 to 5 [Slave Station 2] AD 4-point RWr+0 to 3 input (Pulse count effective) RWw+0 to 3 [SWLEX-AD4 Station No.
  • Page 11 I/O Correspondence Table • Slave Station 1 Slave Slave PLC device PLC device station/extension station/extension assignment assignment unit input signal unit output signal (remote input) (remote output) name name Slave Station 1 Slave Station 1 16 bits occupied by one slave station (I/O data: 2 bits System area: 14 bits)

  • Page 12: Installation Procedure

    7. INSTALLATION PROCEDURE The following is the procedure required to install the Radio Unit. Starting up Check the installation environment and fix the master station, slave stations, and extension units with screws or DIN rail mounting Installation attachments. * For details, refer to "5. Radio Unit Installation Environment" and "6-1.

  • Page 13: Installation

    Installation The unit can be installed to the DIN rails (35 mm (1.38 in) with the DIN rail mounting attachment or installed with screws. (SWL31-ETMC and SWL31-R4ML can be installed with the same installation method.) (1) Installing to the DIN rail...

  • Page 14: Wiring

    7-2. Wiring For the terminal layout and conforming electric wire size, refer to "13-9. Terminal Block Specification." * To prevent induction noise, lay the power line and the signal line away from each other as far as possible. (It is recommended that they are away from each other 100 mm (3.94 in) or more.) ●...

  • Page 15: Checking Radio Communications

    8. CHECKING RADIO COMMUNICATIONS Temporarily install the radio units to check the radio wave status with the Radio Wave Intensity Display Mode. The radio wave intensity is displayed only on the slave stations. (Do not install them permanently when the radio wave status is not good. The installation locations must be changed.) ●...

  • Page 16: About Setting Utility

    9. ABOUT SETTING UTILITY Parameters of this product can be set from a PC with the Setting Utility. For the details of the Setting Utility, refer to "2.4 GHz Band Radio Unit Setting Utility (SWL31-UT1) User's Manual" of our publication. 16/43...

  • Page 17: Button Setting Parameter List

    10. BUTTON SETTING PARAMETER LIST The button setting parameters of this product are as follows. Check and set parameters as needed. * Parameters of this product can also be set from a PC with the Setting Utility. For details, refer to "2.4 GHz Band Radio Unit Setting Utility (SWL31-UT1) User's Manual." For details of the button operation, refer to the "11.
  • Page 18 ● Master Station Parameters [P2**] and [P3**] (Slave Station Registration Parameters) Variable Read/ Parameter Detail Default Remarks range Write P201_id1 0000 0000 to FFFF Slave Station 1 unit ID P201_id2 0000 0000 to FFFF Slave Station 1 ****:****:****:**** Unit ID P201_id3 0000 0000 to FFFF id1 id2 id3 id4...
  • Page 19 "MELSEC-Q/L MELSEC Communication Protocol Reference Manual" and "Model: MC-PROTOCOL-R," manuals by Mitsubishi Electric, and check the details. *2: If you use the PLC of Q Series or FX Series, "X device" or "D device" shall be selected respectively.
  • Page 20 ● Slave Station Parameters [P1**] ( Host Station Radio Parameters ) Variable Read/ Parameter Detail Default Remarks range Write Information of Bit 16 to 144 P101_b Bit points (extension units included) Points Information of Word 0 to 36 P101_d Word points (extension units included) Points P102_id1 ****...
  • Page 21 ● Slave Station Parameters [P5**] ( Extension Unit Parameters ) Variable Read/ Parameter Detail Default Remarks range Write Extension 1 Unit 0: Unregistered, 1: I/O extension unit registered P501_Un 0 to 1, 11 Registration 11: Analog input extension unit registered Extension 1 P501_r 0 to 1...
  • Page 22 ● Slave Station Parameter Reset Setting [Pr**] Variable Read/ Parameter Detail Default Remarks range Write [P1**] Parameter 0: Invalid Pr01 0 to 1 Reset 1: [P1**] is set back to the default. [P5**] Parameter 0: Invalid Pr05 0 to 1 Reset 1: [P5**] is set back to the default.

  • Page 23: Button Operation Method

    11. BUTTON OPERATION METHOD ● Parameter Group Display Change (1) For Master Station Every time the [MODE/BACK] key is pressed, the parameter group changes as follows. Radio Wave Error History Normal Mode *1 Intensity Display BACK BACK MODE Display MODE BACK BACK MODE...
  • Page 24 ● About Parameter Change If the [SET] key is pressed for two sec. or the forth digit of 4-digit parameter is determined with the [SET] key while the parameter value of the parameter number to be changed is displayed, the parameter value display will be changed from lighting to blinking and the mode will be switched to the Parameter Setting Mode.
  • Page 25 ● Parameter Value Change (2) (With Sub-parameter) Parameters (with sub-parameters) values can be changed with the operation below. * Master station *1: The seven segment display blinks and the operation example Parameter Setting Mode is activated. *2: Press for a short time in the Parameter Setting Mode (seven segment blinking).
  • Page 26 ● Pulse Count Value Display The pulse count value can be checked with the operation below. (The value is displayed for [P131] = 1 or 2) ● Pulse Count Default Setting When a value other than 0 is to be set (when the value is adjusted to the meter value or other cases), the following procedure shall be used.

  • Page 27: Error Code List

    12. ERROR CODE LIST ● Error Code of Master Station Display Error name Error detail Handling method [EL ] Ethernet Communication Check the items below. • Is the power of the partner unit on? Communication with an Ethernet • Is an Ethernet cable connected? Error partner is unavailable even...
  • Page 28 ● Error Code of Slave Station Display Error name Error detail Handling method [E1 ] Radio Communication Check the items below. • Is the frequency consistent with the master Communication with a master Timeout Error station is station? • Is the group no. consistent with the master unavailable even after a certain time station?

  • Page 29: Specifications

    13. SPECIFICATIONS 13-1. General Specifications Item Specifications Target Unit SWL31-ETMC (Master Station) SWL31-R4ML (Slave Station) Operating Ambient 0 to +55 degrees C Temperature Operating Ambient 5 to 95%RH (No condensation) Humidity Storage Ambient -10 to +65 degrees C Temperature Storage Ambient...

  • Page 30: Communication Specifications

    13-2. Communication Specifications (1) Radio Communication Item Specifications Target Unit SWL31-ETMC (Master Station) and SWL31-R4ML (Slave Station) Communication Method Polling system Communication Topology Mesh *2 Maximum No. of Relay 3 units *3 Units Operation Usage ISM 2.4 GHz frequency band Frequency Band 2.405 GHz to 2.475 GHz (5.0 MHz interval)

  • Page 31: Mesh Communication

    13-3. Mesh Communication The optimum route between the master station and each slave station is automatically detected on starting-up. The setting is easy since the relay setting is not required. Even if a part of a route is disconnected, an alternative route is automatically searched for; therefore a network with high reliability can be established.

  • Page 32: The Maximum Number Of Relay Units

    13-4. The Maximum Number of Relay Units The maximum number of units which can relay communications between the master station and the terminal slave station is defined as the maximum number of relay units. "Configuration Example" SWL90-R4ML SWL90-R4ML SWL90-R4ML SWL90-R4ML Slave Slave Slave...

  • Page 33: Input Specifications

    13-6. Input Specifications Item Specifications Target Unit SWL31-R4ML (Slave Station) Input Type DC input (a plus common/minus common shared type) Input Points 2 points Insulation Method Photocoupler insulation Rated Input Voltage 12/24 V DC (+10/-15%, Ripple rate 5% or less) Rated Input Current Approx.

  • Page 34: Output Specifications

    13-7. Output Specifications Item Specifications Target Unit SWL31-R4ML (Slave Station) Output Type Transistor output (sync type) Output Points 3 points (error output signal 1 point included) Insulation Method Photocoupler insulation Rated Load Voltage 12/24 V DC (+10/-15%) 0.1 A/1 point, 0.3 A/1 common Maximum Load Current (error output signal 1 point included) 200 ms or less (One master and One slave station...

  • Page 35: Pulse Count Specifications

    13-8. Pulse Count Specifications (1) Pulse Count Input Basic Specifications Item Specifications Number of Channels 2ch/1ch * Selectable with the parameter Input Voltage Specifications 12/24 V DC Minimum Input Pulse Width 30 Hz (ON: 16.7 ms, OFF: 16.7 ms) * When the machine contact output is used, the chattering time shall be considered.

  • Page 36: Terminal Block Specifications

    13-9. Terminal Block Specifications ● Master Station (SWL31-ETMC) [Terminal Block Diagram] [Terminal Layout] 1 2 3 Item Terminal no. Silk notation Specifications Unit Power Supply + Unit power supply (12 to 24 V DC) Unit Power Supply - FG Terminal...

  • Page 37: 12-10.Appearance Specifications

    13-10. Appearance Specifications ● Master Station (SWL31-ETMC) SWL31-ETMC Unit [mm] ● Slave Station (SWL31-R4ML) SWL31-R4ML Unit [mm] 37/43...

  • Page 38: Authentication Standards

    14. AUTHENTICATION STANDARDS Available countries Wireless certification standard Japan ARIB STD-33/T66 ― China Thailand NBTC Vietnam EN 300 328 EN 301 489 EN 60950-1 FCC part 15B FCC Part 15C FCC ID ICES 003 Canada RSS 210 IC ID Australia AS/NZS 4268 new Zealand AS/NZS 4268...

  • Page 39: Functions Realized With System Area

    15. FUNCTIONS REALIZED WITH SYSTEM AREA ● Functions which to be enabled using the system area 1. The PLC can detect radio communication timeout errors of each slave station. 2. The PLC can detect communication errors of each extension unit. They are explained based on the following configuration example, address assignment and situation example.
  • Page 40 ● Address Assignment RXm0 to F Slave Station 1 System Area Input Data RYm0 to F Slave Station 1 System Area Output Data RX(m+3)0 to F Slave Station 2 System Area Input Data RY(m+3)0 to F Slave Station 2 System Area Output Data ●...

  • Page 41: Address Assignment Change When Extension Unit Added To Radio Slave Station

    ADDRESS ASSIGNMENT CHANGE WHEN EXTENSION UNIT ADDED TO RADIO SLAVE STATION When the extension unit is added to the slave station or when the unit is deleted without using the reserve setting, address assignment change may cause operation of unexpected units. Be sure to check the address assignment before operation.
  • Page 42 Gratis Warranty Term and Gratis Warranty Range If any faults or defects (hereinafter "failures") found to be the responsibility of Mitsubishi Electric System & Service Co., Ltd. occur during use of the product within the gratis warranty term, the product will be replaced with an alternative one at no cost via the dealer of your purchase.
  • Page 43 Ethernet is a trademark of Xerox Corporation in U.S.A. MC Protocol is an abbreviation of MELSEC Communication Protocol. MELSEC is a trademark of Mitsubishi Electric Corporation. OVERSEAS SUPPORT GROUP （JAPAN） Mail ： osb.webmaster@melsc.jp This printed material was issued in March, 2020.

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