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NBK EPU-220 Instruction Manual

Wireless positioning units
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Instruction Manual
Wireless Positioning Units

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Summary of Contents for NBK EPU-220

  • Page 1 Instruction Manual Wireless Positioning Units...

  • Page 2: Introduction

    Introduction We wish to thank you for purchasing Wireless Positioning Units (EPU-220) from NBK. Carefully read this manual to ensure proper operation. "1. Safety Precautions" is an especially important section. Be sure to fully understand the contents of that section before use.
  • Page 3 Check the Packaged Items Main unit (x1) Hex socket set screw Simple Guide Model: EPU-220 M5x6 (x1) Instruction Manuals for Wireless Positioning Units Prepare the following manuals according to the products you have purchased. All of the following PDF instruction manuals can be downloaded from our product page: https://www.nbk1560.com/en-US/products/mechatronics/positioning_unit...

  • Page 4: Table Of Contents

    Contents Introduction 1 Safety Precautions Essential Precautions Precautions Related to Installation and Wiring Work Precautions Related to Operation and Inspection 2 Overview Product Overview Part Names and Functions Button Operation and Mode Transitions Indicator LED Lighting Patterns Block Diagram 3 Specifications 4 Installation and Connections Installation Requirements Unit Installation...
  • Page 5 Contents 9 Laws and regulations Japan (Technical Conformity Mark) EU (CE) USA (FCC) Canada (ISED) Korea (KCC) Taiwan (NCC) 10 Warranty Revision History...

  • Page 6: Safety Precautions

    Safety Precautions Essential Precautions To ensure safety, please thoroughly read the following precautions and understand correctly before using this product. (1) When setting up a system that includes wireless positioning units, be sure to confirm the specifications of each equipment and device used in the system, and make sure that they are operated within their specified ratings and performance limits.

  • Page 7: Precautions Related To Installation And Wiring Work

    Safety Precautions 1.2 Precautions Related to Installation and Wiring Work WARNING [Perform as Indicated in Order to Prevent Injury, Electric Shock, Fire, and Failure] ・ Be sure to install the product in a safe and secure manner to prevent fire or accidents in case of an earthquake.
  • Page 8 Safety Precautions CAUTION [Perform as Indicated in Order to Prevent Injury, Electric Shock, Fire, and Failure] ・ Ensure that the wiring work is correctly performed and install according to the specified procedure. ・ Be sure to use a DC power supply (+24 V) that provides stable operation to power a 24 VDC SELV circuit.

  • Page 9: Precautions Related To Operation And Inspection

    Safety Precautions 1.3 Precautions Related to Operation and Inspection WARNING [Perform as Indicated in Order to Prevent Injury, Electric Shock, Fire, and Failure] ・ When an error occurs, remove the cause, and check safety before restarting operation. ・ Persons with a pacemaker must maintain the proper distance of separation from this product. ・ Be sure to perform maintenance and inspection on a monthly basis and ensure that adequate space is provided for such work.

  • Page 10: Overview

    Overview 2.1 Product Overview Wireless Positioning Units (EPU-220) This unit automates the positioning mechanism of the feed screw. By replacing the feed screw operation handle with the unit, it automates the positioning mechanism of various devices and equipment. Optional Mounting Plates (EOAP-200)
  • Page 11 Overview Part Names and Functions Connection Example Wireless connection  (2.4 GHz) EPU-COM * Used for initial settings and  Units controlling the product from a PC. EPU-220 PC equipment USB cable connection Wired connection Transceivers EPC-200-CC/ Units EPC-210-EIP EPU-220 RS-485 cable (2-wire type) Allows up to 32 connections CC-Link is a registered trademark of Mitsubishi Electric Corporation and EtherNet/IP is a registered trademark of ODVA, Inc.

  • Page 12: Part Names And Functions

    Output shaft  * The conformity markings shown may vary  depending on the particular product number. Drives the rotating shaft Reading Product Numbers EPU-220-A-BL Case color* BL: Blue Cable end specifications Series name BK: Black A: Loose wires EPU-220: Wireless Positioning Units 220 Series B: Connector *You may not be able to specify a case color.

  • Page 13: Button Operation And Mode Transitions

    Overview Button Operation and Mode Transitions Operate the buttons on the front of the unit to rotate the output shaft and change modes. Manual Operations Mode Press the        button Flashes in white Lights up in green → white Press and  hold Output shaft rotates  in the CW direction Press and  hold Wait approximately 10 sec.  (no operations) or press the        button Flashes in white Output shaft rotates in  the CCW direction Press and hold the       Unit Registration Selection Mode Normal Mode button for 3 sec. or more...

  • Page 14: Indicator Led Lighting Patterns

    Overview 2.4 Indicator LED Lighting Patterns Unit status Color Pattern Normal mode Green Standby: On, Setup execution: Flashing Manual operations mode White Standby: On, Manual operations: Flashing Yellow Unit registration selection Standby: Alternate flashing mode blue Wireless unit registration Blue Standby: On mode Wired unit registration...

  • Page 15: Block Diagram

    Overview 2.5 Block Diagram Wireless Position㏌g Units (EPU-220) Low voltage  detection  Sett㏌gs  A button B button circuit button Wireless  communication  module Terminating  RS-485 resistor Current  Temperature  iver detection  Memory detection  circuit (Thermistor) Encoder Motor...

  • Page 16: Specifications

    Specifications Wireless Positioning Units (EPU-220) Power supply voltage 24 VDC ± 10% Standby 20mA Current Rated 0.6A consumption Max. Rated output Rated rotational speed 60 ± 10rpm Rated torque 0.8 N m (7.07 lbf in.) Continuous operable time Not exceeding one minute...
  • Page 17 Specifications Operating Environment Temperature -5 to 55° C (23 to 131° F) (no freezing) Humidity 20 to 85% RH (no condensation) Operating environment Pollution degree rating Elevation No greater than 2,000 m (6,600 ft) above sea level High Torque Adapters (EOAT-200) (Optional) Product No.

  • Page 18: Installation And Connections

    Installation and Connections 4.1 Installation Requirements The environmental conditions for installation are shown below. ・ An indoor environment. ・ A place where it is not exposed to direct sunlight (UV rays). ・ A place free of continuous vibration. ・ An installation surface that has sufficient strength. ・ An environment that facilitates the dissipation of heat.

  • Page 19: Unit Installation

    Installation and Connections 4.2 Unit Installation 4.2.1 Installation of Unit Alone Drill ① Holes for the positioning pins ① Positioning pin holes through the mounting surface of the ② Rotating shaft machine. Mount the ② Rotating shaft so that it protrudes out from the mounting  33±0.1 ...

  • Page 20: If Using The Mounting Plates (Optional)

    Installation and Connections 4.2.2 If Using the Mounting Plates (Optional) The mounting plates can be used when replacing digital position indicators with a size of 22 mm (0.866 in.) as shown in Fig. 1 or 30 mm (1.181 in.) as shown in Fig. 2. Corresponding Positions of Positioning Pin (Unit: mm (in.)) Position of positioning pin...
  • Page 21 Installation and Connections Mount by matching the position of the ① Unit ① Unit's ② Positioning pins with the ③ Mounting plate ④ Mounting holes. ④ Mounting hole ② Positioning pin ③ Mounting plate It can be mounted at any 90°-angle orientation. Mount in a position that does not interfere with the machine.
  • Page 22 Installation and Connections Remove the ⑤ Handle and ⑥ ⑦ Rotating shaft Digital position indicator from the ⑥ Digital position  indicator ⑦ Rotating shaft. ⑤ Handle With the unit mounted to the ⑩ Positioning pin hole for  digital position indicator mounting plate, pass the rotating shaft through the ⑧ Output shaft. Insert the ⑨...

  • Page 23: If Using The Collars (Optional)

    Installation and Connections 4.2.3 If Using the Collars (Optional) Insert the ③ Collar into the ① Unit's ② ① Unit Output shaft. ② Output shaft ③ Collar Match the position of the ④ Output shaft screw hole with the ⑤ Screw through-hole of the collar, and then temporarily fix using the ⑥...
  • Page 24 Installation and Connections With the collar mounted, pass the ⑨ Positioning pin holes ⑦ Rotating shaft through the unit's output shaft. Insert the ⑧ Positioning pins into the ⑨ Positioning pin holes. ⑦ Rotating shaft ⑧ Positioning pins Fully tighten the ⑥ Hex socket set screw to secure it in place. (Recommended tightening torque: 2.8 N m (24.7 lbf in.)) ⑥ Hex socket set screw...

  • Page 25: If Using The High Torque Adapters (Optional)

    Installation and Connections 4.2.4 If Using the High Torque Adapters (Optional) Drill ① Screw holes through the mounting surface of the machine ① Screw holes and set the ② Rotating shaft so that ② Rotating shaft it protrudes out from the mounting surface as shown in the diagram. 52±0.1 (2.047±0.004) ...
  • Page 26 Installation and Connections Secure to the rotating shaft by using the ⑥ Hex socket set screws (M6x6) included with the high torque adapter. (Recommended tightening torque: 5 N m (44.2 lbf in.)) ⑥ Hex socket set screw Insert the ⑧ Collar included with the high torque adapter into the unit's ⑦...
  • Page 27 Installation and Connections With the collar mounted, pass the ⑫ Input shaft of the high torque adapter ⑫ Input shaft ⑭ Positioning  through the unit's output shaft. pin hole Insert the unit's ⑬ Positioning pins into the ⑭ Positioning pin holes of the high torque adapter.

  • Page 28: If Using The High Torque Adapters And The Mounting Plates For High Torque Adapters (Optional)

    Installation and Connections 4.2.5 If Using the High Torque Adapters and the Mounting Plates for High Torque Adapters (Optional) The mounting plates for high torque adapters can be used when replacing digital position indicators with a size of 22 mm (0.866 in.) as shown in Fig. 1 or 30 mm (1.181 in.) as shown in Fig. 2. Corresponding Positions of Positioning Pin (Unit: mm (in.)) Position of positioning pin...
  • Page 29 Installation and Connections Temporarily fix the Mounting plate for ① Hex socket head cap screws high torque adapter to the ② High ② High torque adapter torque adapter by using the ① Hex socket head cap screws (M4x8) included with the ③ Mounting plate for high torque adapter. ③ Mounting plate for ...
  • Page 30 Installation and Connections With the mounting plate for high ⑨ Positioning pin hole torque adapter mounted to the high torque adapter, pass the rotating shaft through the ⑦ Output shaft. ⑧ Positioning pin Insert the ⑧ Positioning pin into the ⑨ Positioning pin hole. Be sure to maintain the amount of protrusion of the rotating shaft at 38 mm (1.496 in.) or more.

  • Page 31: If Using The High Torque Adapters And The Collars For High Torque Adapters (Optional)

    Installation and Connections 4.2.6 If Using the High Torque Adapters and the Collars for High Torque Adapters (Optional) Insert the ③ Collar for high torque ① High torque adapter adapter into the ② Output shaft of the ① High torque adapter. ② Output shaft ③ Collar for high torque adapter Match the positions of the two screw holes of the ④...

  • Page 32: Allowable Load

    Installation and Connections 4.2.7 Allowable Load Adjust so that an excessive load is not applied to the output shaft. Allowable Load: High torque Unit adapter Radial load Radial 19.6 N (4.4 lbf) 190 N (42 lbf) load Thrust 19.6 N (4.4 lbf) 155 N (34 lbf) Thrust load load...

  • Page 33: Connections

    Installation and Connections 4.3 Connections Unit Connections EPU-220-A Cable end specifications: Loose wires Power  supply RS-485  wiring EPU-220-B Cable end specifications: Connector Pin No. Pin No. Signal name Shield Manufacturer Amphenol Corporation Product No. MSAS-04BMMB-SL7001 Specifications M12 A-code 4-pin shielded male...
  • Page 34 Installation and Connections Power supply/communication cable Specifications: Material Oil-resistant PVC Sheath Outer diameter 5.4 mm (0.213 in.) Material Tin-plated annealed copper stranded wire Conductor Number of wires Size AWG25 Minimum bend radius 32.4 mm (1.276 in.) Cable length 1 m (3.3 ft) Connect to the power supply.
  • Page 35 Installation and Connections Connection Example 1 Wireless Connection (2.4 GHz Band Wireless Communication) If connecting an EPC-200-CC USB cable * Used for initial settings  and controlling the  product from a PC. +24V Terminal  block +24V EPU-220-A Shield EPC-200-CC EPU-220-A EPU-220-A Connection Example 2 Wired Connection (RS-485 Loose Wires Specifications) If connecting an EPC-200-CC USB cable * Used for initial settings and  controlling the product from a PC. Terminating resistor ...
  • Page 36 Installation and Connections...

  • Page 37: Maintenance

    Maintenance To ensure safe operation, be sure to perform inspections on a monthly basis. If any abnormality is found, immediately stop operation and do not restart until the issue has been resolved. 5.1 Precautions for Inspection ・ The operator shall be responsible for turning the power on and off. ・ Do not touch the unit during or immediately after operation as it may be extremely hot.

  • Page 38: Troubleshooting

    Troubleshooting Explanation Symptom Verification Countermeasure Page Is the power supply Make sure the voltage level is P.33 voltage correct? within 24 V ±10% Indicator LED does not light Is the power supply/ communication cable connected correctly? P.32 Wire correctly Is the power supply/ Wired communication cable communication...

  • Page 39: Dimensional Outline Drawings

    Dimensional Outline Drawings EPU-220 (Unit: mm (in.)) EPU-220-A EPU-220-B 45 (1.772) 25.5 (1.004) Power supply/ communication cable 15 (0.591) (Equivalent to AWG25) (35.5 (1.398)) Cable clamp Hex socket 4.3 (0.169) Positioning pin set screw Output shaft 45 (1.772) 33 (1.299) 27 (1.063) 34 (1.339) 3 (0.118) EOAP-200 Positioning pin Φ26 (1.024) Plate Cushion foam 2 (0.079) 44 (1.732) 5 (0.197) EOCL-200 4.5 (0.177) Product No. Φ5.5 (0.217) EOCL-200-6 6 (0.236)
  • Page 40 Dimensional Outline Drawings EOAT-200 (Unit: mm (in.)) 34 (1.339) 4×Φ4.5 (0.177) Input shaft 4.5 (0.177) Hex socket set screw M6 Output shaft 44 (1.732) 5 (0.197) 52 (2.047) 26 (1.024) 60 (2.362) 34 (1.339) EOTAP-200 6 (0.236) 2×M5 4×M4 Positioning pin Φ32 (1.26) Plate 4 (0.157) 52 (2.047) 60 (2.362) EOTCL-200 4.5 (0.177) Product No. Φ6.5 (0.256) EOTCL-200-10 10 (0.394) EOTCL-200-12 12 (0.472) EOTCL-200-14 14 (0.551) EOTCL-200-15...

  • Page 41: Radio Wave And Emc Precautions

    Radio Wave and EMC Precautions 8.1 Radio Wave Precautions The radio modules built into Wireless Positioning Units (EPU-220) and Transceivers (EPC-200-CC, EPC-210-EIP) use the 2.4 GHz frequency band. For this reason, please read the following radio frequency precautions carefully and use the product correctly.

  • Page 42: Emc Precautions

    Laws and regulations 8.2 EMC Precautions Wireless Positioning Units (EPU-220) and Transceivers (EPC-200-CC, EPC-210-EIP) have been evaluated for EMC under the conditions of the connection example (2.2) described in the instruction manual for the product configuration. EMC compliance as a device varies depending on the type of components used, their arrangement, wiring method, etc.

  • Page 43: Laws And Regulations

    *Only the black (-BK) model of the Wireless Positioning Units can be used in EU. List of available countries and regions Wirelss Positioning Units Transceivers Country / Region EPU-220-A-BL EPU-220-A-BK EPC-200-CC EPU-220-B-BL EPU-220-B-BK EPC-210-EIP (Blue Model)

  • Page 44: Eu (Ce)

    Radio Equipment Directive: 2014/53/EU RoHS Directive : 2011/65/EU (include (EU) 2015/863) Product Name: Wireless Positioning Units / Transceivers Model Name: EPU-220-A-BK, EPU-220-B-BK / EPC-200-CC, EPC-210-EIP Manufacturer: Name: Nabeya Bi-tech Kaisha Add: 1, Toko-Taichi, Seki City, Gifu 501-3939, Japan The full text of the EU declaration of conformity is available at the following internet address: https://www.nbk1560.com/products/mechatronics/positioning_unit/download/epu-220-doc/...

  • Page 45: Usa (Fcc)

    Laws and regulations 9.3 USA (FCC) Contains FCC ID : MCQ-S2CTH This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

  • Page 46: Canada (Ised)

    Laws and regulations 9.4 Canada (ISED) Contains IC : 1846A-S2CTH This device complies with Industry Canada license-exempt RSS standard(s). Operation is subject to 　the following two conditions: (1) this device may not cause interference, and (2) this device must 　accept any interference, including interference that may cause undesired operation of the device. Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de　licence.

  • Page 47: Korea (Kcc)

    Laws and regulations 9.5 Korea (KCC) 인증번호: MSIP-CRM-DIG-XBee-S2C-TH R-R-NbK-EPU-220 (EPU-220) R-R-NbK-EPC-200-CC (EPC-200-CC) R-R-NbK-EPC-210—EIP (EPC-210-EIP) 사용자 안내문 ・ 이 기기는 업무용 환경에서 사용할 목적으로 적합성평가를 받은 기기 로서 가정용 환경에서 사용하는 경우 전파간섭의 우려가 있습니다. ・ 본 기기에 내장되어 있는 무선 모듈은 한국의 인가를 받은 무선 모듈 을 내장하고 있습니다.

  • Page 48: Taiwan (Ncc)

    Laws and regulations 9.6 Taiwan (NCC) 認證編號： CCAB20LP1360T8 ・ 本 機內建之無線模組經台灣認可。 ・  N CC警語 取得審驗證明之低功率射頻器材 ，非經核准，公司、商號或使用者均不得擅自變更頻率 、 加大功率 或變更原設計之特性及功能。 低功率射頻器材之使用不得影響飛航安全及干擾合法通信；經發現有干擾現象時，應立即停用， 並改善至無干擾時方得繼續使用。 前述合法通信 ，指依電信管理法規定作業之無線電通信。 低功率射頻器材須忍受合法通信或工業、科學及醫療用電波輻射性電機設備之干擾。 ・ 本 機使用的頻率也可運用於醫療用電子機器、產業與化學機器、 工廠生產線等使用的移動體識別 用建築內無線電 （需執照之無線電台） 與特殊低功率無線電 （無需執照之無線電台） 。此類場所可 能產生電波干擾，因此請確認電波造成的影響。 ・ 本 機與微波爐、數位無線電話、無線LAN、藍牙機器等使用相同頻率。 上列機器請各自保持距離使 用， 以避免電波相互干擾。 （依環境而異，電波可能無法傳達。 ） ・ 若...

  • Page 49: Warranty

    Warranty Warranty Period: 300 hours of operation or one year after delivery, whichever comes first. Warranty Scope: Under normal usage conditions in accordance with this manual, repairs or replacement shall be provided free of charge as long as the failure occurred within the warranty period.
  • Page 50 MEMO...

  • Page 51: Revision History

    Revision History Date ID No. Revision Details April 2021 UM-EPU220-SU-01E First edition...
  • Page 52 First edition  Apr. 2021 UM-EPU220-SU-01E...

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