Mitsubishi MR-JE-10A, MR-JE-20A, MR-JE-200A, MR-JE-300A, MR-JE-40A Instruction Manual

...
General-Purpose AC Servo
General-Purpose Interface AC Servo
MODEL
SERVO AMPLIFIER INSTRUCTION MANUAL
E

Safety Instructions

Please read the instructions carefully before using the equipment.
To use the equipment correctly, do not attempt to install, operate, maintain, or inspect the equipment until you have read through this Instruction Manual, Installation guide, and appended documents carefully. Do not use the equipment until you have a full knowledge of the equipment, safety information and instructions. In this Instruction Manual, the safety instruction levels are classified into "WARNING" and "CAUTION".
WARNING
CAUTION
Note that the CAUTION level may lead to a serious consequence according to conditions. Please follow the instructions of both levels because they are important to personnel safety. What must not be done and what must be done are indicated by the following diagrammatic symbols.
Indicates that incorrect handling may cause hazardous conditions,
resulting in death or severe injury.
Indicates that incorrect handling may cause hazardous conditions,
resulting in medium or slight injury to personnel or may cause physical damage.
Indicates what must not be done. For example, "No Fire" is indicated by .
Indicates what must be done. For example, grounding is indicated by .
In this Instruction Manual, instructions at a lower level than the above, instructions for other functions, and so on are classified into "POINT". After reading this Instruction Manual, keep it accessible to the operator.
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1. To prevent electric shock, note the following
WARNING
Before wiring and inspections, turn off the power and wait for 15 minutes or more until the charge lamp turns off. Otherwise, an electric shock may occur. In addition, when confirming whether the charge lamp is off or not, always confirm it from the front of the servo amplifier. Ground the servo amplifier and servo motor securely. Any person who is involved in wiring and inspection should be fully competent to do the work. Do not attempt to wire the servo amplifier and servo motor until they have been installed. Otherwise, it may cause an electric shock. Do not operate switches with wet hands. Otherwise, it may cause an electric shock. The cables should not be damaged, stressed, loaded, or pinched. Otherwise, it may cause an electric shock. To prevent an electric shock, always connect the protective earth (PE) terminal (marked ) of the servo amplifier to the protective earth (PE) of the cabinet. To avoid an electric shock, insulate the connections of the power supply terminals.
2. To prevent fire, note the following
CAUTION
Install the servo amplifier, servo motor, and regenerative resistor on incombustible material. Installing them directly or close to combustibles will lead to smoke or a fire. Always connect a magnetic contactor between the power supply and the power supply (L1, L2, and L3) of the servo amplifier, in order to configure a circuit that shuts down the power supply on the side of the servo amplifier’s power supply. If a magnetic contactor is not connected, continuous flow of a large current may cause smoke or a fire when the servo amplifier malfunctions. Always connect a molded-case circuit breaker, or a fuse to each servo amplifier between the power supply and the main circuit power supply (L1, L2, and L3) of the servo amplifier, in order to configure a circuit that shuts down the power supply on the side of the servo amplifier’s power supply. If a molded­case circuit breaker or fuse is not connected, continuous flow of a large current may cause smoke or a fire when the servo amplifier malfunctions. When using the regenerative resistor, switch power off with the alarm signal. Otherwise, a regenerative transistor malfunction or the like may overheat the regenerative resistor, causing smoke or a fire. When you use a regenerative option with an MR-JE-40A to MR-JE-100A, remove the built-in regenerative resistor and wiring from the servo amplifier. Provide adequate protection to prevent screws and other conductive matter, oil and other combustible matter from entering the servo amplifier and servo motor.
3. To prevent injury, note the following
CAUTION
Only the voltage specified in the Instruction Manual should be applied to each terminal. Otherwise, a burst, damage, etc. may occur. Connect cables to the correct terminals. Otherwise, a burst, damage, etc. may occur. Ensure that polarity (+/-) is correct. Otherwise, a burst, damage, etc. may occur. The servo amplifier heat sink, regenerative resistor, servo motor, etc. may be hot while power is on or for some time after power-off. Take safety measures, e.g. provide covers, to avoid accidentally touching the parts (cables, etc.) by hand.
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4. Additional instructions
The following instructions should also be fully noted. Incorrect handling may cause a malfunction, injury, electric shock, fire, etc.
(1) Transportation and installation
CAUTION
Transport the products correctly according to their mass. Stacking in excess of the specified number of product packages is not allowed. Do not hold the lead wire of the regenerative resistor when transporting the servo amplifier. Install the servo amplifier and the servo motor in a load-bearing place in accordance with the Instruction Manual. Do not get on or put heavy load on the equipment. The equipment must be installed in the specified direction. Leave specified clearances between the servo amplifier and the cabinet walls or other equipment. Do not install or operate the servo amplifier and servo motor which have been damaged or have any parts missing. Do not block the intake and exhaust areas of the servo amplifier. Otherwise, it may cause a malfunction. Do not drop or strike the servo amplifier and servo motor. Isolate them from all impact loads. When you keep or use the equipment, please fulfill the following environment.
Item Environment
Ambient
temperature
Storage -20 ˚C to 65 ˚C (non-freezing)
Ambient humidity
Storage Ambience Indoors (no direct sunlight), free from corrosive gas, flammable gas, oil mist, dust, and dirt Altitude 1000 m or less above sea level Vibration resistance 5.9 m/s2, at 10 Hz to 55 Hz (directions of X, Y and Z axes)
When the product has been stored for an extended period of time, contact your local sales office. When handling the servo amplifier, be careful about the edged parts such as corners of the servo amplifier. The servo amplifier must be installed in a metal cabinet. When fumigants that contain halogen materials such as fluorine, chlorine, bromine, and iodine are used for disinfecting and protecting wooden packaging from insects, they cause malfunction when entering our products. Please take necessary precautions to ensure that remaining materials from fumigant do not enter our products, or treat packaging with methods other than fumigation (heat method). Additionally, disinfect and protect wood from insects before packing products.
Operation 0 ˚C to 55 ˚C (non-freezing)
Operation
90 %RH or less (non-condensing)
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r
(2) Wiring
CAUTION
Before removing the CNP1 connector of MR-JE-40A to MR-JE-100A, disconnect the lead wires of the regenerative resistor from the CNP1 connector. Wire the equipment correctly and securely. Otherwise, the servo motor may operate unexpectedly. Do not install a power capacitor, surge killer, or radio noise filter (optional FR-BIF) on the servo amplifier output side. To avoid a malfunction, connect the wires to the correct phase terminals (U, V, and W) of the servo amplifier and servo motor. Connect the servo amplifier power output (U, V, and W) to the servo motor power input (U, V, and W) directly. Do not let a magnetic contactor, etc. intervene. Otherwise, it may cause a malfunction.
Servo amplifier
U
V
W
Servo motor
U
V
W
Servo motorServo amplifier
U
M
V
W
U
V
W
M
The connection diagrams in this instruction manual are shown for sink interfaces, unless stated otherwise. The surge absorbing diode installed to the DC relay for control output should be fitted in the specified direction. Otherwise, the emergency stop and other protective circuits may not operate.
Servo amplifier
DOCOM
Control output signal
For sink output interface
24 V DC
RA
Servo amplifie
DOCOM
Control output signal
For source output interface
24 V DC
RA
When the cable is not tightened enough to the terminal block, the cable or terminal block may generate heat because of the poor contact. Be sure to tighten the cable with specified torque. Connecting a servo motor of the wrong axis to U, V, W, or CN2 of the servo amplifier may cause a malfunction.
(3) Test run and adjustment
CAUTION
Before operation, check the parameter settings. Improper settings may cause some machines to operate unexpectedly. Never make a drastic adjustment or change to the parameter values as doing so will make the operation unstable. Do not get close to moving parts during the servo-on status.
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(4) Usage
CAUTION
When it is assumed that a hazardous condition may occur due to a power failure or product malfunction, use a servo motor with an external brake to prevent the condition. Do not disassemble, repair, or modify the equipment. Before resetting an alarm, make sure that the run signal of the servo amplifier is off in order to prevent a sudden restart. Otherwise, it may cause an accident. Use a noise filter, etc. to minimize the influence of electromagnetic interference. Electromagnetic interference may be given to the electronic equipment used near the servo amplifier. Burning or breaking a servo amplifier may cause a toxic gas. Do not burn or break it. Use the servo amplifier with the specified servo motor. The electromagnetic brake on the servo motor is designed to hold the motor shaft and should not be used for ordinary braking. For such reasons as service life and mechanical structure (e.g. where a ball screw and the servo motor are coupled via a timing belt), the electromagnetic brake may not hold the motor shaft. To ensure safety, install a stopper on the machine side.
(5) Corrective actions
CAUTION
When it is assumed that a hazardous condition may occur due to a power failure or product malfunction, use a servo motor with an electromagnetic brake or external brake to prevent the condition. Configure an electromagnetic brake circuit so that it is activated also by an external EMG stop switch.
Contacts must be opened when ALM (Malfunction) or MBR (Electromagnetic brake interlock) turns off.
Servo motor
B
Electromagnetic brake
When any alarm has occurred, eliminate its cause, ensure safety, and deactivate the alarm before restarting operation. Provide an adequate protection to prevent unexpected restart after an instantaneous power failure.
Contacts must be opened with the EMG stop switch.
RA
24 V DC
(6) Maintenance, inspection and parts replacement
CAUTION
With age, the electrolytic capacitor of the servo amplifier will deteriorate. To prevent a secondary accident due to a malfunction, it is recommend that the electrolytic capacitor be replaced every 10 years when it is used in general environment. For replacement, please contact your local sales office. When using a servo amplifier whose power has not been turned on for a long time, contact your local sales office.
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(7) General instruction
To illustrate details, the equipment in the diagrams of this Instruction Manual may have been drawn without covers and safety guards. When the equipment is operated, the covers and safety guards must be installed as specified. Operation must be performed in accordance with this Instruction Manual.

DISPOSAL OF WASTE

Please dispose a servo amplifier and other options according to your local laws and regulations.
EEP-ROM life
The number of write times to the EEP-ROM, which stores parameter settings, etc., is limited to 100,000. If the total number of the following operations exceeds 100,000, the servo amplifier may malfunction when the EEP-ROM reaches the end of its useful life.
Write to the EEP-ROM due to parameter setting changes Write to the EEP-ROM due to device changes

Compliance with global standards

Refer to appendix 2 for the compliance with global standard.

Using HF-KN series and HF-SN series servo motors

For the combinations and characteristics when using HF-KN series and HF-SN series servo motors, refer to appendix 5.
«About the manual»
You must have this Instruction Manual and the following manuals to use this servo. Ensure to prepare them to use the servo safely.
Relevant manuals
Manual name Manual No. MELSERVO-JE Servo Amplifier Instruction Manual (Troubleshooting) SH(NA)030166 MELSERVO-JE-_A Servo Amplifier Instruction Manual (Positioning Mode) SH(NA)030150 MELSERVO-JE-_A Servo Amplifier Instruction Manual (Modbus-RTU Protocol) SH(NA)030177 MELSERVO HG-KN/HG-SN Servo Motor Instruction Manual SH(NA)030135 EMC Installation Guidelines IB(NA)67310
«Cables used for wiring»
Wires mentioned in this Instruction Manual are selected based on the ambient temperature of 40 ˚C.
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«U.S. customary units»
U.S. customary units are not shown in this manual. Convert the values if necessary according to the following table.
Quantity SI (metric) unit U.S. customary unit Mass 1 [kg] 2.2046 [lb] Length 1 [mm] 0.03937 [inch] Torque 1 [N•m] 141.6 [oz•inch] Moment of inertia 1 [(× 10-4 kg•m2)] 5.4675 [oz•inch2] Load (thrust load/axial load) 1 [N] 0.2248 [lbf] Temperature N [°C] × 9/5 + 32 N [°F]
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MEMO
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CONTENTS

1. FUNCTIONS AND CONFIGURATION 1- 1 to 1-14
1.1 Summary ........................................................................................................................................... 1- 1
1.2 Function block diagram ..................................................................................................................... 1- 2
1.3 Servo amplifier standard specifications ............................................................................................ 1- 4
1.4 Combinations of servo amplifiers and servo motors ........................................................................ 1- 6
1.5 Function list ....................................................................................................................................... 1- 7
1.6 Model designation ............................................................................................................................. 1- 9
1.7 Structure .......................................................................................................................................... 1-10
1.7.1 Parts identification ..................................................................................................................... 1-10
1.8 Configuration including peripheral equipment ................................................................................. 1-12
2. INSTALLATION 2- 1 to 2- 6
2.1 Installation direction and clearances ................................................................................................ 2- 2
2.2 Keep out foreign materials ................................................................................................................ 2- 3
2.3 Encoder cable stress ........................................................................................................................ 2- 4
2.4 Inspection items ................................................................................................................................ 2- 4
2.5 Parts having service lives ................................................................................................................. 2- 5
3. SIGNALS AND WIRING 3- 1 to 3-66
3.1 Input power supply circuit ................................................................................................................. 3- 2
3.2 I/O signal connection example .......................................................................................................... 3- 7
3.2.1 Position control mode ................................................................................................................. 3- 7
3.2.2 Speed control mode .................................................................................................................. 3-12
3.2.3 Torque control mode ................................................................................................................. 3-14
3.3 Explanation of power supply system ............................................................................................... 3-16
3.3.1 Signal explanations ................................................................................................................... 3-16
3.3.2 Power-on sequence .................................................................................................................. 3-17
3.3.3 Wiring CNP1 and CNP2 ............................................................................................................ 3-18
3.4 Connectors and pin assignment ...................................................................................................... 3-20
3.5 Signal (device) explanations ............................................................................................................ 3-23
3.6 Detailed explanation of signals ........................................................................................................ 3-31
3.6.1 Position control mode ................................................................................................................ 3-31
3.6.2 Speed control mode .................................................................................................................. 3-36
3.6.3 Torque control mode ................................................................................................................. 3-38
3.6.4 Position/speed control switching mode ..................................................................................... 3-41
3.6.5 Speed/torque control switching mode ....................................................................................... 3-43
3.6.6 Torque/position control switching mode.................................................................................... 3-45
3.7 Forced stop deceleration function ................................................................................................... 3-46
3.7.1 Forced stop deceleration function ............................................................................................. 3-46
3.7.2 Base circuit shut-off delay time function ................................................................................... 3-48
3.7.3 Vertical axis freefall prevention function ................................................................................... 3-49
3.7.4 Residual risks of the forced stop function (EM2) ...................................................................... 3-49
3.8 Alarm occurrence timing chart ......................................................................................................... 3-50
3.8.1 When you use the forced stop deceleration function ................................................................ 3-50
3.8.2 When you do not use the forced stop deceleration function ..................................................... 3-51
1
3.9 Interfaces ......................................................................................................................................... 3-52
3.9.1 Internal connection diagram ...................................................................................................... 3-52
3.9.2 Detailed explanation of interfaces ............................................................................................. 3-54
3.9.3 Source I/O interfaces ................................................................................................................ 3-58
3.10 Servo motor with an electromagnetic brake .................................................................................. 3-60
3.10.1 Safety precautions .................................................................................................................. 3-60
3.10.2 Timing chart ............................................................................................................................ 3-62
3.11 Grounding ...................................................................................................................................... 3-65
4. STARTUP 4- 1 to 4-36
4.1 Switching power on for the first time ................................................................................................. 4- 1
4.1.1 Startup procedure ...................................................................................................................... 4- 1
4.1.2 Wiring check ............................................................................................................................... 4- 2
4.1.3 Surrounding environment ........................................................................................................... 4- 3
4.2 Startup in position control mode ....................................................................................................... 4- 4
4.2.1 Power on and off procedures ..................................................................................................... 4- 4
4.2.2 Stop ............................................................................................................................................ 4- 4
4.2.3 Test operation ............................................................................................................................ 4- 5
4.2.4 Parameter setting ....................................................................................................................... 4- 6
4.2.5 Actual operation ......................................................................................................................... 4- 6
4.2.6 Trouble at start-up ...................................................................................................................... 4- 7
4.3 Startup in speed control mode .......................................................................................................... 4- 9
4.3.1 Power on and off procedures ..................................................................................................... 4- 9
4.3.2 Stop ............................................................................................................................................ 4- 9
4.3.3 Test operation ........................................................................................................................... 4-10
4.3.4 Parameter setting ...................................................................................................................... 4-11
4.3.5 Actual operation ........................................................................................................................ 4-12
4.3.6 Trouble at start-up ..................................................................................................................... 4-12
4.4 Startup in torque control mode ........................................................................................................ 4-13
4.4.1 Power on and off procedures .................................................................................................... 4-13
4.4.2 Stop ........................................................................................................................................... 4-13
4.4.3 Test operation ........................................................................................................................... 4-14
4.4.4 Parameter setting ...................................................................................................................... 4-15
4.4.5 Actual operation ........................................................................................................................ 4-15
4.4.6 Trouble at start-up ..................................................................................................................... 4-16
4.5 Display and operation sections ........................................................................................................ 4-17
4.5.1 Summary .................................................................................................................
.................. 4-17
4.5.2 Display flowchart ....................................................................................................................... 4-18
4.5.3 Status display mode .................................................................................................................. 4-19
4.5.4 Diagnostic mode ....................................................................................................................... 4-23
4.5.5 Alarm mode ............................................................................................................................... 4-25
4.5.6 Parameter mode ....................................................................................................................... 4-26
4.5.7 External I/O signal display ......................................................................................................... 4-28
4.5.8 Output signal (DO) forced output .............................................................................................. 4-31
4.5.9 Test operation mode ................................................................................................................. 4-32
5. PARAMETERS 5- 1 to 5-46
5.1 Parameter list .................................................................................................................................... 5- 1
5.1.1 Basic setting parameters ([Pr. PA_ _ ]) ...................................................................................... 5- 1
2
5.1.2 Gain/filter setting parameters ([Pr. PB_ _ ]) ............................................................................... 5- 2
5.1.3 Extension setting parameters ([Pr. PC_ _ ]) .............................................................................. 5- 3
5.1.4 I/O setting parameters ([Pr. PD_ _ ]) ......................................................................................... 5- 5
5.1.5 Extension setting 2 parameters ([Pr. PE_ _ ]) ............................................................................ 5- 6
5.1.6 Extension setting 3 parameters ([Pr. PF_ _ ]) ............................................................................ 5- 7
5.2 Detailed list of parameters ................................................................................................................ 5- 8
5.2.1 Basic setting parameters ([Pr. PA_ _ ]) ...................................................................................... 5- 8
5.2.2 Gain/filter setting parameters ([Pr. PB_ _ ]) .............................................................................. 5-17
5.2.3 Extension setting parameters ([Pr. PC_ _ ]) ............................................................................. 5-28
5.2.4 I/O setting parameters ([Pr. PD_ _ ]) ........................................................................................ 5-39
5.2.5 Extension setting 2 parameters ([Pr. PE_ _ ]) ........................................................................... 5-44
5.2.6 Extension setting 3 parameters ([Pr. PF_ _ ]) ........................................................................... 5-44
6. NORMAL GAIN ADJUSTMENT 6- 1 to 6-24
6.1 Different adjustment methods ........................................................................................................... 6- 1
6.1.1 Adjustment on a single servo amplifier ...................................................................................... 6- 1
6.1.2 Adjustment using MR Configurator2 .......................................................................................... 6- 2
6.2 One-touch tuning .............................................................................................................................. 6- 3
6.2.1 One-touch tuning flowchart ........................................................................................................ 6- 3
6.2.2 Display transition and operation procedure of one-touch tuning ............................................... 6- 5
6.2.3 Caution for one-touch tuning ..................................................................................................... 6-13
6.3 Auto tuning ....................................................................................................................................... 6-14
6.3.1 Auto tuning mode ...................................................................................................................... 6-14
6.3.2 Auto tuning mode basis ............................................................................................................. 6-15
6.3.3 Adjustment procedure by auto tuning ....................................................................................... 6-16
6.3.4 Response level setting in auto tuning mode ............................................................................. 6-17
6.4 Manual mode ................................................................................................................................... 6-18
6.5 2 gain adjustment mode .................................................................................................................. 6-22
7. SPECIAL ADJUSTMENT FUNCTIONS 7- 1 to 7-28
7.1 Filter setting ...................................................................................................................................... 7- 1
7.1.1 Machine resonance suppression filter ....................................................................................... 7- 1
7.1.2 Adaptive filter II ........................................................................................................................... 7- 4
7.1.3 Shaft resonance suppression filter ............................................................................................. 7- 6
7.1.4 Low-pass filter ............................................................................................................................ 7- 7
7.1.5 Advanced vibration suppression control II ................................................................................. 7- 7
7.1.6 Command notch filter ................................................................................................................ 7-12
7.2 Gain switching function .................................................................................................................... 7-13
7.2.1 Applications ............................................................................................................................... 7-13
7.2.2 Function block diagram ............................................................................................................. 7-14
7.2.3 Parameter .................................................................................................................................. 7-15
7.2.4 Gain switching procedure ......................................................................................................... 7-17
7.3 Tough drive function ........................................................................................................................ 7-21
7.3.1 Vibration tough drive function.................................................................................................... 7-21
7.3.2 Instantaneous power failure tough drive function ..................................................................... 7-23
7.4 Model adaptive control disabled ...................................................................................................... 7-27
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8. TROUBLESHOOTING 8- 1 to 8-8
8.1 Explanations of the lists .................................................................................................................... 8- 1
8.2 Alarm list ........................................................................................................................................... 8- 2
8.3 Warning list ....................................................................................................................................... 8- 6
9. DIMENSIONS 9- 1 to 9- 6
9.1 Servo amplifier .................................................................................................................................. 9- 1
9.2 Connector ......................................................................................................................................... 9- 4
10. CHARACTERISTICS 10- 1 to 10- 6
10.1 Overload protection characteristics .............................................................................................. 10- 1
10.2 Power supply capacity and generated loss .................................................................................. 10- 2
10.3 Dynamic brake characteristics ...................................................................................................... 10- 4
10.3.1 Dynamic brake operation ....................................................................................................... 10- 4
10.3.2 Permissible load to motor inertia when the dynamic brake is used ....................................... 10- 5
10.4 Cable bending life ......................................................................................................................... 10- 6
10.5 Inrush current at power-on ........................................................................................................... 10- 6
11. OPTIONS AND PERIPHERAL EQUIPMENT 11- 1 to 11-32
11.1 Cable/connector sets .................................................................................................................... 11- 1
11.1.1 Combinations of cable/connector sets ................................................................................... 11- 2
11.2 Regenerative option ...................................................................................................................... 11- 4
11.2.1 Combination and regenerative power .................................................................................... 11- 4
11.2.2 Selection of regenerative option ............................................................................................ 11- 5
11.2.3 Parameter setting ................................................................................................................... 11- 6
11.2.4 Selection of regenerative option ............................................................................................ 11- 7
11.2.5 Dimensions ........................................................................................................................... 11-11
11.3 Junction terminal block MR-TB50 ................................................................................................ 11-13
11.4 MR Configurator2 ........................................................................................................................ 11-15
11.4.1 Specifications ........................................................................................................................ 11-15
11.4.2 System requirements ............................................................................................................ 11-15
11.4.3 Precautions for using USB communication function ............................................................. 11-17
11.5 Selection example of wires .......................................................................................................... 11-18
11.6 Molded-case circuit breakers, fuses, magnetic contactors ......................................................... 11-19
11.7 Power factor improving AC reactor .............................................................................................. 11-20
11.8 Relay (recommended) ................................................................................................................. 11-21
11.9 Noise reduction techniques ......................................................................................................... 11-22
11.10 Earth-leakage current breaker ................................................................................................... 11-28
11.11 EMC filter (recommended) ........................................................................................................ 11-30
12. COMMUNICATION FUNCTION (MITSUBISHI GENERAL-PURPOSE AC SERVO PROTOCOL) 12- 1 to 12-34
12.1 Structure ....................................................................................................................................... 12- 1
12.1.1 Configuration diagram ............................................................................................................ 12- 1
12.1.2 Precautions for using RS422/USB communication function .................................................. 12- 2
12.2 Communication specifications ...................................................................................................... 12- 3
12.2.1 Outline of communication ...................................................................................................... 12- 3
4
12.2.2 Parameter setting ................................................................................................................... 12- 3
12.3 Protocol ......................................................................................................................................... 12- 4
12.3.1 Transmission data configuration ............................................................................................ 12- 4
12.3.2 Character codes ..................................................................................................................... 12- 5
12.3.3 Error codes ............................................................................................................................. 12- 6
12.3.4 Checksum .............................................................................................................................. 12- 6
12.3.5 Time-out processing............................................................................................................... 12- 6
12.3.6 Retry processing .................................................................................................................... 12- 7
12.3.7 Initialization ............................................................................................................................ 12- 7
12.3.8 Communication procedure example ...................................................................................... 12- 8
12.4 Command and data No. list .......................................................................................................... 12- 9
12.4.1 Reading command ................................................................................................................. 12- 9
12.4.2 Writing commands ................................................................................................................ 12-13
12.5 Detailed explanations of commands ............................................................................................ 12-15
12.5.1 Data processing .................................................................................................................... 12-15
12.5.2 Status display mode .............................................................................................................. 12-17
12.5.3 Parameter ............................................................................................................................. 12-18
12.5.4 External I/O signal status (DIO diagnosis) ............................................................................ 12-22
12.5.5 Input device on/off ................................................................................................................. 12-25
12.5.6 Disabling/enabling I/O devices (DIO) .................................................................................... 12-25
12.5.7 Input devices on/off (test operation) ...................................................................................... 12-26
12.5.8 Test operation mode ............................................................................................................. 12-27
12.5.9 Output signal pin on/off (output signal (DO) forced output) .................................................. 12-30
12.5.10 Alarm history ....................................................................................................................... 12-31
12.5.11 Current alarm ...................................................................................................................... 12-32
12.5.12 Software version ................................................................................................................. 12-33
APPENDIX App. - 1 to App. -17
App. 1 Peripheral equipment manufacturer (for reference) .............................................................. App.- 1
App. 2 Compliance with global standards ........................................................................................ App.- 1
App. 3 Analog monitor ..................................................................................................................... App.-11
App. 4 Low-voltage directive ........................................................................................................... App.-14
App. 5 Using HF-KN series and HF-SN series servo motors ......................................................... App.-15
App. 6 When turning on or off the input power supply with DC power supply ................................ App.-17
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MEMO
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1. FUNCTIONS AND CONFIGURATION

1. FUNCTIONS AND CONFIGURATION

1.1 Summary

The Mitsubishi general-purpose AC servo MELSERVO-JE series have limited functions with keeping high performance based on MELSERVO-J4 series. The servo amplifier has position, speed, and torque control modes. In the position control mode, the maximum pulse train of 4 Mpulses/s is supported. Further, it can perform operation with the control modes switched, e.g. position/speed control, speed/torque control and torque/position control. Hence, it is applicable to a wide range of fields, not only precision positioning and smooth speed control of machine tools and general industrial machines but also line control and tension control. With one-touch tuning and real-time auto tuning, you can automatically adjust the servo gains according to the machine. The tough drive function, drive recorder function, and preventive maintenance support function strongly support machine maintenance. The servo amplifier has a USB communication interface. Therefore, you can connect the servo amplifier to the personal computer with MR Configurator2 installed to perform the parameter setting, test operation, gain adjustment, and others. The MELSERVO-JE series servo motor equipped with an incremental encoder whose resolution is 131072 pulses/rev will enable a high-accuracy positioning.
1 - 1
1. FUNCTIONS AND CONFIGURATION

1.2 Function block diagram

The function block diagram of this servo is shown below.
(1) MR-JE-100A or less
Regenerative
option
(Note 2) Power supply
W
RA
24 V DC
Servo motor
U
V
B1
B
B2
Encoder
M
Electromagnetic brake
P+
Diode
stack
MCMCCB
L1
U
L2
U U
L3
Relay
Position
command
input
Control
circuit power
Model
position
control
Model position
(Note 1)
+
Regene­rative TR
CHARGE
lamp
Base
amplifier
Model speed
control
Model speed Model torque
C
Voltage
detection
Overcurrent
protection
Virtual
motor
brake circuit
detection
Virtual
encoder
Dynamic
Current
encoder
Current
U
V
W
CN2
Analog
(2 channels)
Actual
position
control
CN1
Analog monitor
(2 channels)
RS-422/
RS-485
Actual speed
control
Controller
RS-422/
RS-485
Current
I/F
D I/O control
Servo-on Input command pulse. Start Malfunction, etc.
control
USBA/D D/A
CN3
Note 1. The built-in regenerative resistor is not provided for MR-JE-10A and MR-JE-20A.
2. For 1-phase 200 V AC to 240 V AC, connect the power supply to L1 and L3. Leave L2 open. For the power supply specifications, refer to section 1.3.
Personal
computer
USB
1 - 2
1. FUNCTIONS AND CONFIGURATION
(2) MR-JE-200A or more
Regenerative
option
(Note 1) Power supply
W
RA
24 V DC
Servo motor
U
V
B1
B
B2
Encoder
M
Electromagnetic brake
N- (Note 2)CDP+
Diode
stack
MCMCCB
L1
U
L2
U U
L3
Relay
Position
command
input
Control
circuit power
Model
position
control
Model position
+
CHARGE
lamp
Cooling fan
Base
amplifier
Regene­rative TR
Voltage
detection
Model speed
control
Model speed Model torque
Overcurrent
protection
Virtual
motor
brake circuit
detection
Virtual
encoder
Dynamic
Current
encoder
Current
U
V
W
CN2
Analog
(2 channels)
Actual
position
control
CN1
Analog monitor
(2 channels)
RS-422/
RS-485
Actual speed
control
Controller
RS-422/
RS-485
Note 1. For the power supply specifications, refer to section 1.3.
2. This is for manufacturer adjustment. Leave this open.
Current
I/F
D I/O control
Servo-on Input command pulse. Start Malfunction, etc.
control
USBA/D D/A
CN3
Personal
computer
USB
1 - 3
1. FUNCTIONS AND CONFIGURATION

1.3 Servo amplifier standard specifications

Model: MR-JE- 10A 20A 40A 70A 100A 200A 300A
Output
Power supply input
Interface power supply
Control method Sine-wave PWM control, current control method Dynamic brake Built-in
Communication function
Encoder output pulses Compatible (A/B/Z-phase pulse) Analog monitor Two channels
Position control mode
Speed control mode
Torque control mode
Positioning mode
Protective functions
Compliance to global standards
Structure (IP rating) Natural cooling, open (IP20)
Close mounting (Note 2)
Rated voltage 3-phase 170 V AC Rated current [A] 1.1 1.5 2.8 5.8 6.0 11.0 11.0
Voltage/Frequency
Rated current (Note 5)
Permissible voltage fluctuation
Permissible frequency fluctuation
Power supply capacity
[kVA] Inrush current [A] Refer to section 10.5. Voltage 24 V DC ± 10% Current capacity [A] (Note 1) 0.3
Max. input pulse frequency
Positioning feedback pulse
Command pulse multiplying factor
In-position range setting
Error excessive ±3 revolutions Torque limit Set by parameter setting or external analog input (0 V DC to +10 V DC/maximum torque) Speed control range Analog speed command 1: 2000, internal speed command 1: 5000 Analog speed
command input
Speed fluctuation ratio
Torque limit Set by parameter setting or external analog input (0 V DC to +10 V DC/maximum torque) Analog torque
command input Speed limit Set by parameter setting or external analog input (0 V DC to 10 V DC/rated speed)
CE marking
UL standard UL 508C
3-phase power supply input
1-phase power supply input
3-phase or 1-phase 200 V AC to 240 V AC, 50
[A]
0.9 1.5 2.6 3.8 5.0 10.5 14.0
3-phase or 1-phase 170 V AC to 264 V AC
Within ±5%
Refer to section 10.2.
USB: connection to a personal computer or others (MR Configurator2-compatible)
RS-422/RS-485: Connection to controller (1: n communication up to 32 axes) (Note 4, 7)
4 Mpulses/s (for differential receiver) (Note 3), 200 kpulses/s (for open collector)
Encoder resolution (resolution per servo motor revolution): 131072 pulses/rev
Electronic gear A:1 to 16777215, B:1 to 16777215, 1/10 < A/B < 4000
0 to ±10 V DC/rated speed (The speed at 10 V is changeable with [Pr. PC12].)
±0.01% or less (load fluctuation 0% to 100%), 0% (power fluctuation ±10%), ±0.2% or less
(ambient temperature 25 °C ± 10 °C) when using analog speed command
0 V DC to ±8 V DC/maximum torque (input impedance 10 k to 12 kΩ)
Refer to section 1.1 of "MR-JE-_A Servo Amplifier Instruction Manual (Positioning Mode)"
The positioning mode is available with servo amplifiers with software version B7 or later.
Overcurrent shut-off, regenerative overvoltage shut-off, overload shut-off (electronic thermal),
servo motor overheat protection, encoder error protection, regenerative error protection,
undervoltage protection, instantaneous power failure protection, overspeed protection, and
Possible
Possible Impossible
Hz/60 Hz
0 pulse to ±65535 pulses (command pulse unit)
error excessive protection
LVD: EN 61800-5-1
EMC: EN 61800-3
MD: EN ISO 13849-1, EN 61800-5-2, EN 62061
3-phase or 1-phase
200 V AC to 240 V AC,
50 Hz/60 Hz (Note 6)
3-phase or 1-phase
170 V AC to 264 V AC
(Note 6)
Force cooling, open
3-phase
200 V AC to
240 V AC,
50 Hz/60 Hz
3-phase
170 V AC to
264 V AC
(IP20)
1 - 4
1. FUNCTIONS AND CONFIGURATION
/s
Model: MR-JE- 10A 20A 40A 70A 100A 200A 300A
Ambient temperature
Ambient
Environment
Mass [kg] 0.8 1.5 2.1
humidity
Ambience
Altitude 1000 m or less above sea level Vibration resistance 5.9 m/s2, at 10 Hz to 55 Hz (directions of X, Y and Z axes)
Note 1. 0.3 A is the value applicable when all I/O signals are used. The current capacity can be decreased by reducing the number of
I/O points.
2. When closely mounting the servo amplifier of 3.5 kW or less, operate them at the ambient temperatures of 0 °C to 45 °C or at 75% or smaller effective load ratio.
3. 1 Mpulse/s or lower commands are supported in the initial setting. When inputting commands over 1 Mpulse/s and 4 Mpulses or lower, change the setting in [Pr. PA13].
4. The RS-422 communication function is supported by servo amplifier manufactured in December 2013 or later. Refer to section
1.6 (1) for the year and month of manufacture.
5. These are current values for 3-phase power supply.
6. When using 1-phase 200 V AC to 240 V AC power supply, operate the servo amplifier at 75% or smaller effective load ratio.
7. The RS-485 communication function is available with servo amplifiers manufactured in May 2015 or later. Refer to section 1.6 (1) for the year and month of manufacture.
Operation 0 °C to 55 °C (non-freezing)
Storage -20 °C to 65 °C (non-freezing)
Operation
Storage
free from corrosive gas, flammable gas, oil mist, dust, and dirt
90 %RH or less (non-condensing)
Indoors (no direct sunlight),
1 - 5
1. FUNCTIONS AND CONFIGURATION

1.4 Combinations of servo amplifiers and servo motors

Servo amplifier Servo motor MR-JE-10A HG-KN13_ MR-JE-20A HG-KN23_ MR-JE-40A HG-KN43_ MR-JE-70A HG-KN73_
MR-JE-100A HG-SN102_ MR-JE-200A HG-SN152_
MR-JE-300A HG-SN302_
HG-SN52_
HG-SN202_
1 - 6
1. FUNCTIONS AND CONFIGURATION

1.5 Function list

The following table lists the functions of this servo. For details of the functions, refer to each section indicated in the detailed explanation field.
Function Description
This function achieves a high response and stable control following the ideal model. The two-degree-of-freedom-model model adaptive control enables you to set a
Model adaptive control
Position control mode This servo is used as a position control servo.
Speed control mode This servo is used as a speed control servo.
Torque control mode This servo is used as a torque control servo.
Position/speed control switch mode
Speed/torque control switch mode
Torque/position control switch mode
Positioning mode
High-resolution encoder
Gain switching function
Advanced vibration suppression control II
Machine resonance suppression filter
Shaft resonance suppression filter
Adaptive filter II
Low-pass filter
Machine analyzer function
Robust filter
Slight vibration suppression control
Electronic gear Input pulses can be multiplied by 1/10 to 4000.
S-pattern acceleration/deceleration time constant
Auto tuning
Regenerative option
Alarm history clear Alarm history is cleared. [Pr. PC18] Output signal selection
(device settings)
response to the command and response to the disturbance separately. Additionally, this function can be disabled. Refer to section 7.4 for disabling this
function. Used by servo amplifiers with software version B4 or later. Check the software version using MR Configurator2.
Using an input device, control can be switched between position control and speed control.
Using an input device, control can be switched between speed control and torque control.
Using an input device, control can be switched between torque control and position control.
In this mode, MR-JE-_A servo amplifiers are used in with point table or program method. For details, refer to "MR-JE-_A Servo Amplifier Instruction Manual (Positioning Mode)." The positioning mode is available with servo amplifiers with software version B7 or later.
High-resolution encoder of 131072 pulses/rev is used for the encoder of the servo motor compatible with the MELSERVO-JE series.
You can switch gains during rotation and during stop, and can use an input device to switch gains during operation.
This function suppresses vibration at the arm end or residual vibration. Section 7.1.5
This is a filter function (notch filter) which decreases the gain of the specific frequency to suppress the resonance of the mechanical system.
When a load is mounted to the servo motor shaft, resonance by shaft torsion during driving may generate a mechanical vibration at high frequency. The shaft resonance suppression filter suppresses the vibration.
Servo amplifier detects mechanical resonance and sets filter characteristics automatically to suppress mechanical vibration.
Suppresses high-frequency resonance which occurs as servo system response is increased.
Analyzes the frequency characteristic of the mechanical system by simply connecting an MR Configurator2 installed personal computer and servo amplifier.
MR Configurator2 is necessary for this function. This function provides better disturbance response in case low response level that
load to motor inertia ratio is high for such as roll send axes.
Suppresses vibration of ±1 pulse produced at a servo motor stop. [Pr. PB24]
Speed can be increased and decreased smoothly. [Pr. PC03]
Automatically adjusts the gain to optimum value if load applied to the servo motor shaft varies.
Used when the built-in regenerative resistor of the servo amplifier does not have sufficient regenerative capability for the regenerative power generated.
ST1 (Forward rotation start), ST2 (Reverse rotation start), and SON (Servo-on) and other input device can be assigned to any pins.
Detailed
explanation
Section 3.2.1 Section 3.6.1 Section 4.2 Section 3.2.2 Section 3.6.2 Section 4.3 Section 3.2.3 Section 3.6.3 Section 4.4
Section 3.6.4
Section 3.6.5
Section 3.6.6
MR-JE-_A Servo Amplifier Instruction Manual (Positioning Mode)
Section 7.2
Section 7.1.1
Section 7.1.3
Section 7.1.2
Section 7.1.4
[Pr. PE41]
[Pr. PA06] [Pr. PA07]
Section 6.3
Section 11.2
[Pr. PD03] to [Pr. PD20]
1 - 7
1. FUNCTIONS AND CONFIGURATION
Function Description
Output signal selection (device settings)
Output signal (DO) forced output
Command pulse selection Command pulse train form can be selected from among three different types. [Pr. PA13]
Torque limit Servo motor torque can be limited to any value.
Speed limit Servo motor speed can be limited to any value.
Status display Servo status is shown on the 5-digit, 7-segment LED display. Section 4.5.3 External I/O signal display On/off statuses of external I/O signals are shown on the display. Section 4.5.7
Automatic VC offset
Alarm code output If an alarm has occurred, the corresponding alarm number is outputted in 3-bit code. Chapter 8
Test operation mode
Analog monitor output Servo status is outputted in terms of voltage in real time.
MR Configurator2
One-touch tuning
Tough drive function
Drive recorder function
Servo amplifier life diagnosis function
Power monitoring function
Machine diagnosis function
Modbus-RTU communication function
The output devices including MBR (Electromagnetic brake interlock) can be assigned to certain pins of the CN1 connector.
Output signal can be forced on/off independently of the servo status. Use this function for checking output signal wiring, etc.
Voltage is automatically offset to stop the servo motor if it does not come to a stop when VC (Analog speed command) or VLA (Analog speed limit is 0 V.
Jog operation, positioning operation, motor-less operation, DO forced output, and program operation
MR Configurator2 is required for the positioning operation and program operation.
Using a personal computer, you can perform the parameter setting, test operation, monitoring, and others.
Gain adjustment is performed just by one click on a certain button on MR Configurator2 or operation section.
This function makes the equipment continue operating even under the condition that an alarm occurs.
The tough drive function includes two types: the vibration tough drive and the instantaneous power failure tough drive.
This function continuously monitors the servo status and records the status transition before and after an alarm for a fixed period of time. You can check the recorded data on the drive recorder window on MR Configurator2 by clicking the "Graph" button.
However, the drive recorder will not operate on the following conditions.
1. You are using the graph function of MR Configurator2.
2. You are using the machine analyzer function.
3. [Pr. PF21] is set to "-1". You can check the cumulative energization time and the number of on/off times of the
inrush relay. This function gives an indication of the replacement time for parts of the servo amplifier including a capacitor and a relay before they malfunction.
MR Configurator2 is necessary for this function. This function calculates the power running energy and the regenerative power from
the data in the servo amplifier such as speed and current. Power consumption and others are displayed on MR Configurator2.
From the data in the servo amplifier, this function estimates the friction and vibrational component of the drive system in the equipment and recognizes an error in the machine parts, including a ball screw and bearing.
MR Configurator2 is necessary for this function.
The Modbus protocol uses dedicated message frames for the serial communication between a master and slaves. The dedicated message frames have functions for reading and writing data, and users can write parameters from servo amplifiers and check the operation status of the servo amplifiers by using this function.
Detailed
explanation
[Pr. PD24] to [Pr. PD28]
Section 4.5.8
Section 3.6.1 (5)
[Pr. PA11] [Pr. PA12] Section 3.6.3
(3) [Pr. PC05] to
[Pr. PC11]
Section 4.5.4
Section 4.5.9
[Pr. PC14], [Pr. PC15]
Section 11.4
Section 6.2
Section 7.3
[Pr. PA23]
MR-JE-_A Servo Amplifier Instruction Manual (Modbus-RTU Protocol)
1 - 8
1. FUNCTIONS AND CONFIGURATION

1.6 Model designation

(1) Rating plate
The following shows an example of rating plate for explanation of each item.
AC SERVO
SER. S4Y001001
MR-JE-10A
POWER
: 100W
INPUT
: 3AC/200-240V 0.9A/1.5A 50/60Hz
OUTPUT
: 3PH170V 0-360Hz 1.1A STD.: IEC/EN61800-5-1 MAN.: IB(NA)0300194 Max. Surrounding Air Temp.: 55°C IP20 KCC-REI-MEK-TC300A745G51
TOKYO 100-8310, JAPAN MADE IN JAPAN
DATE: 2014-11
(2) Model
The following describes what each block of a model name indicates.
General-purpose interface
Series
Rated output
Symbol Rated output [kW]
10 0.1 20 0.2 40 0.4
70 0.75 100 1 200 2 300 3
Serial number Model Capacity Applicable power supply Rated output current Standard, Manual number Ambient temperature IP rating KC certification number The year and month of manufacture Country of origin
1 - 9
1. FUNCTIONS AND CONFIGURATION

1.7 Structure

1.7.1 Parts identification

(1) MR-JE-100A or less
(1)
(2)
(3)
(7)
Side
(4)
No. Name/Application
(1)
(2)
Display The 5-digit, 7-segment LED shows the servo status
and the alarm number. Operation section Used to perform status display, diagnostic, alarm,
and parameter setting operations. Push the "MODE" and "SET" buttons at the same time for 3 s or more to switch to the one-touch tuning mode.
Used to change the mode. Used to change the
display or data in each mode.
Used to set data.
Detailed
explanati
on
Section
4.5
Section
4.5
Section
6.2
To the one-touch tuning mode
Section
11.4
Section
3.2
Section
3.4
Chapter
12
Section
3.4
Section
3.1
Section
3.3
1.6
Section
3.1
Section
3.3
Bottom
(9)
(5)
(8)
(6)
USB communication connector (CN3)
(3)
Connect with the personal computer. I/O signal connector (CN1) Digital I/O signal, analog input signal, analog
monitor output signal, and RS-422/RS-485
(4)
communication controller are connected.
Encoder connector (CN2)
(5)
Used to connect the servo motor encoder. Power connector (CNP1) Input power supply, built-in regenerative resistor,
(6)
regenerative option, and servo motor are connected.
Rating plate Section
(7)
Charge lamp
(8)
When the main circuit is charged, this will light up. While this lamp is lit, do not reconnect the cables.
Protective earth (PE) terminal Grounding terminal
(9)
1 - 10
1. FUNCTIONS AND CONFIGURATION
(2) MR-JE-200A or more
(1)
No. Name/Application
(2)
(3)
(1)
(6)
(7)
Side
(4)
(2)
Display The 5-digit, 7-segment LED shows the servo status
and the alarm number. Operation section Used to perform status display, diagnostic, alarm,
and parameter setting operations. Push the "MODE" and "SET" buttons at the same time for 3 s or more to switch to the one-touch tuning mode.
Used to change the mode. Used to change the
display or data in each mode.
Used to set data.
Detailed
explanati
on
Section
4.5
Section
4.5
Section
6.2
(8)
(9)
(10)
Bottom
(5)
To the one-touch tuning mode
USB communication connector (CN3)
(3)
Connect with the personal computer. I/O signal connector (CN1) Digital I/O signal, analog input signal, analog
monitor output signal, and RS-422/RS-485
(4)
communication controller are connected.
Encoder connector (CN2)
(5)
Used to connect the servo motor encoder. Power connector (CNP1) Input power supply and regenerative option are
(6)
connected.
Rating plate Section
(7)
Servo motor power connector (CNP2) Connect the servo motor.
(8)
Charge lamp
(9)
When the main circuit is charged, this will light up. While this lamp is lit, do not reconnect the cables.
Protective earth (PE) terminal Grounding terminal
(10)
Section
11.4
Section
3.2
Section
3.4
Chapter
12
Section
3.4
Section
3.1
Section
3.3
1.6
Section
3.1
Section
3.3
Section
3.1
Section
3.3
1 - 11
1. FUNCTIONS AND CONFIGURATION
A

1.8 Configuration including peripheral equipment

CAUTION
(1) MR-JE-100A or less
The diagram shows MR-JE-40A.
Connecting a servo motor of the wrong axis to U, V, W, or CN2 of the servo amplifier may cause a malfunction.
POINT
Equipment other than the servo amplifier and servo motor are optional or recommended products.
(Note 1) Power supply
Molded-case circuit breaker
(Note 2) Magnetic contactor (MC)
Power factor improving AC reactor (FR-HAL)
Line noise filter (FR-BSF01)
RST
Personal computer
MR Configurator2
CN3
CN1
Junction terminal block
CN2
L1 L2 L3
U V
W
Note 1. A 1-phase 200 V AC to 240 V AC power supply may be used with the servo amplifier of MR-JE-70A or less. For 1-phase 200 V
C to 240 V AC, connect the power supply to L1 and L3. Leave L2 open. For the power supply specifications, refer to section
1.3.
2. Depending on the power supply voltage and operation pattern, bus voltage can decrease. This can shift the mode to the dynamic brake deceleration during forced stop deceleration. When dynamic brake deceleration is not required, slow the time to turn off the magnetic contactor.
Servo motor
1 - 12
1. FUNCTIONS AND CONFIGURATION
(2) MR-JE-200A or more
The diagram shows MR-JE-200A.
(Note 1) Power supply
Molded-case circuit breaker
(Note 2) Magnetic contactor (MC)
Power factor improving AC reactor (FR-HAL)
Line noise filter (FR-BSF01)
RS T
CN3
MR Configurator2
Personal computer
L1 L2 L3
CN1
Junction terminal block
U
V
W
CN2
Servo motor
Note 1. For the power supply specifications, refer to section 1.3.
2. Depending on the power supply voltage and operation pattern, bus voltage can decrease. This can shift the mode to the dynamic brake deceleration during forced stop deceleration. When dynamic brake deceleration is not required, slow the time to turn off the magnetic contactor.
1 - 13
1. FUNCTIONS AND CONFIGURATION
MEMO
1 - 14

2. INSTALLATION

2. INSTALLATION
WARNING
CAUTION
To prevent electric shock, ground each equipment securely.
Stacking in excess of the specified number of product packages is not allowed. Do not hold the lead wire of the regenerative resistor when transporting the servo amplifier. Install the equipment on incombustible material. Installing them directly or close to combustibles will lead to a fire. Install the servo amplifier and the servo motor in a load-bearing place in accordance with the Instruction Manual. Do not get on or put heavy load on the equipment. Otherwise, it may cause injury. Use the equipment within the specified environment. For the environment, refer to section 1.3. Provide an adequate protection to prevent screws and other conductive matter, oil and other combustible matter from entering the servo amplifier. Do not block the intake and exhaust areas of the servo amplifier. Otherwise, it may cause a malfunction. Do not drop or strike the servo amplifier. Isolate it from all impact loads. Do not install or operate the servo amplifier which has been damaged or has any parts missing. When the product has been stored for an extended period of time, contact your local sales office. When handling the servo amplifier, be careful about the edged parts such as corners of the servo amplifier. The servo amplifier must be installed in a metal cabinet. When fumigants that contain halogen materials such as fluorine, chlorine, bromine, and iodine are used for disinfecting and protecting wooden packaging from insects, they cause malfunction when entering our products. Please take necessary precautions to ensure that remaining materials from fumigant do not enter our products, or treat packaging with methods other than fumigation (heat method). Additionally, disinfect and protect wood from insects before packing products.
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