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Mitsubishi Electric FX-1PG User Manual

Pulse generator unit.
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USER'S MANUAL
FX-1PG/FX
-1PG PULSE GENERATOR UNIT
2N

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Table of Contents

   Summary of Contents for Mitsubishi Electric FX-1PG

  • Page 1 USER'S MANUAL FX-1PG/FX -1PG PULSE GENERATOR UNIT...
  • Page 2 USER'S MANUAL FX-1PG/FX2N-1PG PULSE GENERATOR UNIT HEAD OFFICE: MITSUBISHI DENKI BLDG MARUNOUCHI TOKYO 100 TELEX: J24532 CABLE MELCO TOKYO HIMEJI WORKS: 840, CHIYODA CHO, HIMEJI, JAPAN JY992D65301A Effective JUN. 1997 (MEE 9704) Specifications are subject to change without notice.
  • Page 3 FX-1PG/FX -1PG PULSE GENERATOR UNIT...
  • Page 4 Further information can be found in the FX PROGRAMMING MANUAL, FX/FX series hardware manuals. • If in doubt at any stage during the installation of the FX-1PG/FX -1PG pulse generator unit always consult a professional electrical engineer who is qualified and trained to the local and national standards.
  • Page 5 All examples and diagrams shown in this manual are intended only as an aid to understanding the text, not to guarantee operation. MITSUBISHI ELECTRIC will accept no responsibility for actual use of the product based on these illustrative examples.
  • Page 6 FX-1PG/FX -1PG PULSE GENERATOR UNIT FX-1PG/FX -1PG PULSE GENERATOR UNIT Manual number: JY992D65301 USER’S MANUAL Manual revision: Date: June 1997...
  • Page 7 FX-1PG/FX -1PG PULSE GENERATOR UNIT Guidelines for the safety of the user and protection of the FX-1PG/FX -1PG pulse generator unit This manual provides information for the installation and use of the FX-1PG/FX -1PG pulse generator unit. The manual has been written to be used by trained and competent personnel.
  • Page 8 FX-1PG/FX -1PG PULSE GENERATOR UNIT Note’s on the symbology used in this manual At various times through out this manual certain symbols will be used to highlight points of information which are intended to ensure the users personal safety and protect the integrity of the equipment. Whenever any of the following symbols are encountered, its associated note must be read and understood.
  • Page 9: Table Of Contents

    FX-1PG/FX -1PG PULSE GENERATOR UNIT CONTENTS 1. INTRODUCTION ........1-1 1.1 Introduction .
  • Page 10 9. EXTERNAL CONNECTION EXAMPLES ......9-1 9.1 Example of Connection Between FX-1PG and Stepper Motor ....9-1 9.2 Example of Connection Between FX...
  • Page 11 FX-1PG/FX -1PG PULSE GENERATOR UNIT MEMO...
  • Page 12: Introduction

    (not interpolation control between multiple axes) by supplying a prescribed quantity of pulses (100 kPPS maximum) to drive amplifiers for servo or stepper motors. • The FX-1PG is attached as an extension to the FX/FX series programmable controller (hereinafter referred to as “PC”), and the FX -1PG is attached as an extension to the FX series PC.
  • Page 13 FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTSIDE DIMENSIONS...
  • Page 14 FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTSIDE DIMENSIONS OUTSIDE DIMENSIONS Outside Dimensions FX-1PG Weight: Approx. 0.3 kg (0.66 lbs) Terminal screw: M3.5 Terminal screw tightening torque: 0.5 to 0.8 N⋅m (5 to 8 kgf⋅cm) Applicable terminals: Accessories: No. labels for special modules Dimenssions : mm (inch) •...
  • Page 15: Outside Dimensions

    FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTSIDE DIMENSIONS FX2N-1PG Weight: Approx. 0.2 kg (0.44 lbs) Terminal screw: M3 Terminal screw tightening torque: 0.5 to 0.8 N⋅m (5 to 8 kg⋅cm) Applicable terminals: Accessories: No. labels for special modules Dimenssions : mm (inch) •...
  • Page 16 FX-1PG/FX -1PG PULSE GENERATOR UNIT TERMINAL ARRANGEMENT...
  • Page 17: Terminal Arrangement

    TERMINAL ARRANGEMENT TERMINAL ARRANGEMENT Terminal Arrangement and LED Indication FX-1PG -1PG <LED allocation> Common between FX-1PG and FX -1PG Indicates power status of PGU. POWER Lighted when 5 V is supplied from PC. Lighted when stop command is entered. STOP Lighted by either STOP terminal or BFM #25 b1.
  • Page 18 FX-1PG/FX -1PG PULSE GENERATOR UNIT TERMINAL ARRANGEMENT < Terminal allocation > FX-1PG -1PG Function Signal ground. Short-circuit it to SG terminal of PC. DECELERATION STOP input. STOP Can function as stop command input in external command operation mode. Offers following different functions depending on operation mode.
  • Page 19 FX-1PG/FX -1PG PULSE GENERATOR UNIT Specifications...
  • Page 20: Specifications

    FX-1PG/FX -1PG PULSE GENERATOR UNIT Specifications SPECIFICATIONS Specifications < Environmental specifications > The environmental specifications are equivalent to those of the main unit of the FX PC. (For the details, refer to the handy manual packed together with the main unit.)
  • Page 21 FX-1PG/FX -1PG PULSE GENERATOR UNIT Specifications < Performance specifications > Item Specifications +24V (for input signals) : 24V DC ±10% Current consumption: 40 mA or less Supplied from external power supply or 24+ output of PC. Drive power supply +5V (for internal control) : 5V DC, 55 mA Supplied from PC via extension cable.
  • Page 22 FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST...
  • Page 23 FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST *1 Unit is µm/R, mdeg/R or 10 inch/R. BFM LIST *2 Unit is PLS, µm/R, mdeg/R or 10 inch depending on the BFM List system of units set in the BFM #3 b1 and b0.
  • Page 24: Bfm List

    FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST *3 Only one bit among the BFM #25 b6 to b4 and b12 to b8 can be turned on. If two or more bits among them are turned on, no operation is performed.
  • Page 25: System Of Units And Parameter Setting

    FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST System of units (b1, b0) System of Units and Parameter Setting b1 b0 System of units Remarks [ BFM #0 ] Pulse rate Motor system Units based on pulses A: 1 to 32, 767 P/R...
  • Page 26 FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST • When b8 = 1: Pulse (PLS) with Multiplication of position data (b5, b4) direction (DIR) The position data HP, P(I), Multiplication P(II) and CP will be multiplied FP (PLS) by the value shown in the table on the left.
  • Page 27 FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST operation). Count start point (b13) See Sections 6.1.1 to 6.1.3. • When b14 = 1: The operation is stopped when the This bit specifies the point at which counting of zero point signals is started.
  • Page 28: Speed Data And Position Data

    FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST Set a value between the bias speed Speed Data and Position Data and the maximum speed V [ BFMs #5 and #4 ] Maximum speed V [ BFMs #10 and #9 ] Home position return speed...
  • Page 29 FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST that the machine is not damaged when it is immediately [ BFMs #18 and #17 ] Set position (I) P(I) stopped from high-speed operation. 0 to ±999,999 PLS Motor system: Machine system and combined system: 0 to ±999,999...
  • Page 30 FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST [ BFMs #24 and #23 ] Operating speed (II) V(II) < Conversion of system of units > Motor system and combined system: The following relationship is present 10 to 100,000 PPS between the motor system of units and the machine...
  • Page 31: Position Data, Home Position And Current Position

    FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST < Error in command between the machine system Position Data, Home Position and of units and the combined system of units> Current Position When the pulse rate of the BFM #0 (#2, #1) is supposed the pulse rate as A, the feedrate as B and the relative •...
  • Page 32: Operation Command

    FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST Operation Command [b6] When b6 = 0 → 1: Home position return start [ BFM #25 ] Operation command (b0 to b11, b12) After data is written to the BFMs #0 to #24, write the The machine starts to return to the home BFM #25 (b0 to b12) as follows.
  • Page 33 FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST [b12] When b12 = 1: Variable speed operation < Operation command data transfer method > Variable speed operation is performed. For the details, see Section 6.4. X000 Error reset X001 Stop command (Normally...
  • Page 34 FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST • Error can be reset by forcedly turning on/off the If two or more of them are turned on, operation is disabled. (See peripheral unit. The input X000 does not have to Section 6.4.) be used.
  • Page 35: Status And Error Codes

    [b7] When b7 = 1:Error flag [ In the FX-1PG manufactured in November, b7 becomes 1 when an error has occurred in 1996 or later (Serial No. 3Y**** or later), b2 can the PGU, and the contents of the error are be reset by the program.
  • Page 36 FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST • Various start commands are accepted exclusively < Reading of status information > while the BFM #28 b0 is set to 1 (READY). M8000 • Various data is also accepted exclusively while the...
  • Page 37 FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST < Error code No. > [ BFM #29 ] The following error code Nos. are saved in the BFM #29. Read and check it when the BFM #28 b7 is set to 1 (Error present).
  • Page 38 FX-1PG/FX -1PG PULSE GENERATOR UNIT BFM LIST MEMO 5-16...
  • Page 39 FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTLINE OF OPERATION MODES...
  • Page 40: Outline Of Operation Modes

    FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTLINE OF OPERATION MODES [2] Machine home position return operation OUTLINE OF OPERATION MODES When the home position start command is received, the JOG Operation and Machine Home Posi- motor makes the machine return to the home position.
  • Page 41: 1dog Switch

    FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTLINE OF OPERATION MODES It is not always actuated at one 6.1.1 DOG Switch same point, which will affect the r e p e a t a b i l it y o f t h e h o m e <...
  • Page 42: 2overshoot Detection Home Return Positioning Method

    FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTLINE OF OPERATION MODES (The actuation start point is not required to be 6.1.2 Overshoot Detection Home Return Positioning adjusted.) Method BFM #12 determines how many zero point signals < Overshoot detection home return positioning PG0 should be counted after the dog has passed method >...
  • Page 43: 3undershoot Detection Home Return Positioning Method

    FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTLINE OF OPERATION MODES But even if the dog is short, when 6.1.3 Undershoot Detection Home Return Positioning the limit switches for detecting the Method forward and reverse limits are < Undershoot detection home return positioning connected to the PC, the dog switch can method >...
  • Page 44: 4home Position Return Operation

    FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTLINE OF OPERATION MODES *1 The example above shows the case where the 6.1.4 Home Position Return Operation BFM #3 b12 is set to 0 (DOG input polarity OFF → ON). < Home position return operation >...
  • Page 45: Single-speed Positioning Operation And Interrupt Single-speed Positioning Operation

    FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTLINE OF OPERATION MODES Single-Speed Positioning Operation Speed and Interrupt Single-Speed Positioning V (I) Operation [3] Single-speed positioning operation When the single-speed positioning operation command is received, the motor performs the following operation. Travel P (I)
  • Page 46: Two-speed Positioning Operation And External Command Positioning Operation

    FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTLINE OF OPERATION MODES and positioning is performed by the two-step speed Two-Speed Positioning Operation and technique. External Command Positioning Opera- tion Speed [5] Two-speed positioning operation The motor performs the following operation by the V (I) two-speed positioning operation command.
  • Page 47: Variable Speed Operation And Duplicated Specifications For Various Operation Modes

    FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTLINE OF OPERATION MODES Variable Speed Operation and Dupli- cated Specifications for Various Opera- tion Modes Velocity [7] Variable speed operation • When the operation command BFM #25 b12 is set to V (I) 1, the speed pulses specified in the BFMs (#20 and #19) are generated.
  • Page 48 FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTLINE OF OPERATION MODES External command operation mode Connection of DOG and STOP Inputs (BFM #25 b11 = 0 and Handling of Limit Switches for Limit Velocity Detection Various limit switch inputs are connected to the DOG input and the STOP input in accordance with the operation mode.
  • Page 49 FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTLINE OF OPERATION MODES < When normally closed contacts are used > The input connection diagram shown below indicates the case where the BFM #3 b 12 and b14 are set to 1 • To assure safety, provide limit switches for detecting and normally closed contacts (b-contacts) are used.
  • Page 50: Various Operation Modes And Buffer Memory Setting

    FX-1PG/FX -1PG PULSE GENERATOR UNIT OUTLINE OF OPERATION MODES < Various operation modes and buffer memory Various Operation Modes and Buffer setting > Memory Setting O indicates the item required to be set. BFM No. Home Single Interrupt External Variable...
  • Page 51: Outline Of From/to Instruction (pc)

    FX-1PG/FX -1PG PULSE GENERATOR UNIT FROM/TO INSTRUCTION (PC) OUTLINE OF FROM/TO INSTRUCTION (PC) D• X010 BFMs #26 and #27 in FNC 78 special unit No.2 → D120 FROM K 26 D120 FROM Reading and D121 command Reading from BFM FROM/TO Instruction : Special unit/block No.
  • Page 52 FX-1PG/FX -1PG PULSE GENERATOR UNIT FROM/TO INSTRUCTION (PC) When X010 and X011 are turned off, transfer is not performed, and data in the transfer destination is not changed. For the details, refer to the programming manual of the PC main unit.
  • Page 53 FX-1PG/FX -1PG PULSE GENERATOR UNIT FROM/TO INSTRUCTION (PC) MEMO...
  • Page 54: I/o Specifications

    FX-1PG/FX -1PG PULSE GENERATOR UNIT I/O SPECIFICATIONS I/O SPECIFICATIONS I/O Specifications Connected to 24V DC service power supply of PC 3.3kΩ 24V DC, 7 mA Response lag: 1 ms 3.3kΩ STOP 24V DC, 7 mA Response lag: 4 ms Connected to servo amplifier or external...
  • Page 55 FX-1PG/FX -1PG PULSE GENERATOR UNIT I/O SPECIFICATIONS < Input specifications > Common between FX-1PG and FX2N-1PG < Output specifications > FX-1PG -1PG...
  • Page 56 FX-1PG/FX -1PG PULSE GENERATOR UNIT I/O SPECIFICATIONS...
  • Page 57 FX-1PG/FX -1PG PULSE GENERATOR UNIT EXTERNAL CONNECTION EXAMPLES...
  • Page 58: External Connection Examples

    FX-1PG/FX -1PG PULSE GENERATOR UNIT EXTERNAL CONNECTION EXAMPLES EXTERNAL CONNECTION EXAMPLES Example of Connection Between FX-1PG and Stepper Motor Error Forward Home JOG+ reset limit position Reverse STOP limit JOG- Start Extension cable Sensor 3.3kΩ power supply 24V DC FX,FX...
  • Page 59 FX-1PG/FX -1PG PULSE GENERATOR UNIT EXTERNAL CONNECTION EXAMPLES 100V AC power supply AC100 AC100 Timing signal CCW- CCW+ Stepper motor Grounding resister 100Ω or less DOG STOP (Class 3) 5V DC S/S DOG STOP COM0 COM1 PG0+ PG0- FX-1PG *1 Connect either one in accordance with the external supply voltage. (See Section 8.1 Output Specifications.)
  • Page 60: Example Of Connection Between Fx -1pg And Stepper Motor

    FX-1PG/FX -1PG PULSE GENERATOR UNIT EXTERNAL CONNECTION EXAMPLES Example of Connection Between FX -1PG and Stepper Motor Error Forward Home JOG+ reset limit position Reverse STOP limit JOG- Start Extension cable Sensor 3.3kΩ power supply 24V DC Series PC...
  • Page 61 FX-1PG/FX -1PG PULSE GENERATOR UNIT EXTERNAL CONNECTION EXAMPLES 100V AC power supply AC100 AC100 Timing signal CCW- CCW+ Stepper motor Grounding resister 100Ω or less DOG STOP (Class 3) 5V DC S/S DOG STOP COM0 COM1 PG0+ PG0- -1PG...
  • Page 62: Example Of External Connection (mr-c Servo Amplifier)

    FX-1PG/FX -1PG PULSE GENERATOR UNIT EXTERNAL CONNECTION EXAMPLES Example of External Connection (MR-C Servo Amplifier) To servo motor Parameter Pr16 is set to "position servo". MR-C A MR-C A1 Servo amplifier LSP LSN MR-C A : Single-phase, 200V AC MR-C A1...
  • Page 63 FX FX-1PG -1PG (using the parameter No. 6 in the MR-C servo amplifier). *4 FX-1PG : Connect the VH terminal when the external power supply is 24V DC. Connect the VL terminal when the external power supply is 5V DC.
  • Page 64: Example Of External Connection (mr-j Servo Amplifier)

    FX-1PG/FX -1PG PULSE GENERATOR UNIT EXTERNAL CONNECTION EXAMPLES -1PG : Connect the VIN terminal. Example of External Connection (MR-J Servo Amplifier) To servo motor Parameter Pr1 is set to Rating: 3,000 RPM (MR-J10A ~ 60A) "position servo". 2,000 RPM (MR-J100A ~ 350A)
  • Page 65 -1PG PULSE GENERATOR UNIT EXTERNAL CONNECTION EXAMPLES *1 FX-1PG: Connect the VH terminal when the power is supplied from the MR-J. Connect either the VH or VL terminal in accordance with the supply voltage when the power is supplied from an external power supply.
  • Page 66: Example Of External Connection (mr-j2 Servo Amplifier)

    FX-1PG/FX -1PG PULSE GENERATOR UNIT EXTERNAL CONNECTION EXAMPLES Example of External Connection (MR-J2 Servo Amplifier) To servo motor Parameter Pr0 is set to "position servo". CON1A CON1B MR-J2-A Servo amplifier VDD COM LSP LSN From three-phase power supply Alarm Reverse...
  • Page 67 -1PG PULSE GENERATOR UNIT EXTERNAL CONNECTION EXAMPLES *1 FX-1PG: Connect the VH terminal when the power is supplied from the MR-J2. Connect either the VH or VL terminal in accordance with the supply voltage when the power is supplied from an external power supply.
  • Page 68: Example Of External Connection (mr-h Servo Amplifier)

    FX-1PG/FX -1PG PULSE GENERATOR UNIT EXTERNAL CONNECTION EXAMPLES Example of External Connection (MR-H Servo Amplifier) To servo motor Parameter Pr2 is set to "position servo". MR-H Servo amplifier VDD VIN LSP LSN From three-phase power supply Alarm reset Reverse Emergency...
  • Page 69 -1PG PULSE GENERATOR UNIT EXTERNAL CONNECTION EXAMPLES *1 FX-1PG: Connect the VH terminal when the power is supplied from the MR-H. Connect either the VH or VL terminal in accordance with the supply voltage when the power is supplied from an external power supply.
  • Page 70 FX-1PG/FX -1PG PULSE GENERATOR UNIT EXAMPLES PROGRAM 10-1...
  • Page 71: Program Examples

    FX-1PG/FX -1PG PULSE GENERATOR UNIT EXAMPLES PROGRAM PROGRAM EXAMPLES 10.1 Program Examples < Fixed length cutting unit for a long material > • Long material rolled up around a reel is supplied at a fixed Cutter feedrate by the servo motor, and cut into fixed lengths by a...
  • Page 72 X012 : Servo failure (ALM) Y000 : Cutter drive P, C : Connected to regenerative • PGU (FX-1PG, FX option MR-RB064 (60 W) -1PG) : Unused STOP : STOP input : Z phase pulse (unused) : Unused (zero point signal)
  • Page 73 100 kPPS/3,000 rpm Pr16 Feed forward command filter 6 (default) Electronic gear 2 times Pr17 MOO Analog monitoring offset 0 (default) PGU (FX-1PG, FX -1PG) Pr19 I/O signal selection 042 (default) Pulse rate A Pr20 DMD Monitoring switching 000 (default)
  • Page 74 FX-1PG/FX -1PG PULSE GENERATOR UNIT EXAMPLES PROGRAM < Buffer memory of PGU > BFM #0 Pulse rate = 2,000 PLS/REV B1 = 10,472 µm/REV BFMs #2 and #1 Feed rate BFMs #14 and #13 Home position Unused BFM #15 Acceleration/deceleration time...
  • Page 75 FX-1PG/FX -1PG PULSE GENERATOR UNIT EXAMPLES PROGRAM < Buffer memory of PGU > < Communication program with PGU > BFMs #27 and #26 Current position CP M8002 Feedrate of 100 to 9,999 mm is FNC 79 K2000 monitored by FX-10DU-E Initial (D205 and D204).
  • Page 76 FX-1PG/FX -1PG PULSE GENERATOR UNIT EXAMPLES PROGRAM The FROM/TO instruction used for the BFM Nos. consisting of two words (Example: BFMs #27 and #26 = current position) should be followed by the double word instruction (D) in the program. X000...
  • Page 77 FX-1PG/FX -1PG PULSE GENERATOR UNIT EXAMPLES PROGRAM < Operation execution program > X004 X010 X002 M8002 M100 RST M51 Start waiting JOG+ Servo Cutter process flag ready return M100 RST M52 M101 Operation start flag READY X005 RST M53 M104...
  • Page 78: Diagnostics

    For the error descriptions, see Section 5.6. < Note > When performing the withstand voltage test of the FX-1PG, make sure to measure the voltage between the entire terminals and the ground terminal. When performing the withstand voltage test of the FX...
  • Page 79 FX-1PG/FX -1PG PULSE GENERATOR UNIT DIAGNOSTICS MEMO 11-2...

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