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General Measure GMT-X1 User Manual

Weighing transmitter
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GMT-X1
User's Manual
110611020007
V01.10.25

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Summary of Contents for General Measure GMT-X1

  • Page 1 GMT-X1 User’s Manual 110611020007 V01.10.25...
  • Page 2 Making Weighing More Accessible Copyright © Shenzhen General Measure Technology Co., Ltd. All Rights Reserved. Without the permission of Shenzhen General Measure Technology Co., Ltd. no unit or individual shall copy, transmit, transcribe or translate into other languages in any form or by any means.

  • Page 3: Table Of Contents

    让称重触手可及 Making Weighing More Accessible Content 1. General Description......................- 1 - 1.1 Functions and Characteristics ................- 1 - 1.2 Technical Specifications ..................- 1 - 2 Panels and buttons ......................- 2 - 2.1 Front Panel Description ..................- 2 - 2.2 Key sepcification ....................
  • Page 4 让称重触手可及 Making Weighing More Accessible 9. Maintenance ......................... - 27 - 9.1 Parameter Specification ..................- 27 - 9.2 IO Test ........................ - 28 - 9.3 Serial Port Test ....................- 29 - 9.4 Analog CAL ....................... - 29 - 10.

  • Page 5: General Description

    1. General Description 1.1 Functions and Characteristics Shell type Rail mounted, stainless steel housing load cell 1 way 6 wire analog load cell weighing platform interface, connection interface only 8 350 Ω load cells at most Display 128*32 0.91”white light OLED Language Support Chinese,English Preset point...

  • Page 6: Panels And Buttons

    Item 576x (Maintenance) defines which port status the COM indicator light indicates.Definition range: COM 0, COM 1, COM 2, NetCom,CAN 2.2 Key sepcification GMT-X1 has 6 button functions，short press and long press have differences, button diagram is shown as below: Interface...
  • Page 7 Menu interface Next SubParameter Data input Input position move to left / Option select Print empty line: Keep mov- Main interfce Print ing if it works until it is re- leased Menu interface Right Parameter Menu Input position move to Data input right Option select...

  • Page 8: Installation And Wiring

    The transmitter uses DC24V power supply, use NOTE： AC220V power will cause permanent damage to the trans- mitter. 3.2 Connection of Load Cell GMT-X1 weighing transmitter connects with bridge type resistance strain gauge load cells. PORTS SIG+ SIG- 6 wires...

  • Page 9: Connection Of I/O Terminal

    3.3 Connection of I/O Terminal GMT-X1 weighing transmitter I/O module is an optional interface function. Two inter- faces are optional. Option: 1：3 IN 5 OUT（or can choose 3 IN 4 OUT relay output connector） Option 2：2 IN 4 OUT Standard IO is transistor collector open output mode with each drive current of 200mA...

  • Page 10: Connection Of Analog

    The default definition is as follows： Output Input OUT1 NONE NONE OUT2 NONE NONE OUT3 NONE NONE OUT4 NONE OUT5 NONE 3.4 Connection of Analog GMT-X1 have analog output function, 1 channel analog output function is op- tional.Interface AN+ (positive), AN- (negative). - 6 -...

  • Page 11: Serial Port Output

    Please refer to analog mode and calibration 8.3 analogue parameter 3.5 Serial Port Output GMT-X1 instrument configuration includes 2 serial ports: 1 RS485 and 1 RS232/485 (software parameter selection). Optional interface 2 can be equipped with 1 RS485 (order declaration).

  • Page 12: Serial Port Fault Troubleshooting

    Cable connect normal,the connector indicator is flash. ○ Check communication protocol is consistent with com- puter and PLC. ○ Make sure GMT-X1 can be PING by the network. If not, check the hardware interface section. ○ Confirm if there are IP conflicts.

  • Page 13: Profibus Bus Connection

    and Chapter 10.9 for communication protocol content. 3.8 PROFIBUS bus Connection The table provides a PROFIBUS interface (optional interface, to be declared for ordering). For specific DP parameter settings, please refer to section 10.10 DP Communication. And the interface definition on the right: Attention: The terminal of the bus needs to be equipped with an adaptive resistor (120R).

  • Page 14: Menu Review

    4 Menu Review 4.1 Parameter option and setting Parameter option：(Select tare operation switch parameter) Parameter Setting：(Set the PWR-On Zero range from 49% to 30%) - 10 -...
  • Page 15 ※ After setting completed，press ENT key，pop out”Done”. ※ When setting，press ESC key，exits current parameter en- try. ※ Refer to chapter 2 to the specific meaning of the key【key sepcification】 - 11 -...

  • Page 16: Basic Cfg Parameter

    5. Basic Cfg parameter 5.1 Content Parameter DefaultValue Decription 11x Zero Cfg Range： 0~99(✕full range%)； When set to 0, turn off PWR-On Zero; 1-100：according full 111 PWR-On Zero range 1-100% zeroing； 101： reset to last zero before turn off. After enabling, the zeroing operation can be carried out through the communication 112 Remote Zero Enable...

  • Page 17: Tare Function

    within the range, then the steady-state filter is started. Range： 50； 60； 100； 120； 200； 240； 400； 143 AD Sample Rate 480；800；960（SPS）。 15x LoadcellType Range： 0-5mV； 0-10mV； 0-15mV， -5-5mV； -10-10mV；-15-15mV. The meter adjusts the signal acquisition range 151 Input Range 0-10mV according to the input range to ensure more accurate metering.

  • Page 18: Weight Format

    6. Weight Format When GMT-X1 weight transmitter or any part of the weighing system is changed for the first time and the current equipment calibration parameters can’t meet the user’s require- ments, the display shall be calibrated. Calibration can determine the system zero and gain of the weighing system.

  • Page 19: Auto Capture

    weight after weighing is B, the correction co- efficient is calculated: (actual weight ✕ cur- rent correction coefficient)/B shows A weight 26x Flowrate Range ： 0.500-60.000s.Define the length of 261 SampleWindow 1.000s sample window for flowrate calculation. Range 0-999999, Define the max flowrate 262 Max Flowrate 10000 value.

  • Page 20: Calibration Method

    the weights is used for Key In mV. 6.3 CAL Weight Cal weight is to use standard weights for weight calibration. Supports 5-point calibration, providing users with the maximum ability to select calibra- tion points according to their needs. Calibration method： ※...

  • Page 21: Calibration Lock Application

    6.5 Calibration lock application GMT-X1 calibration has dual switch protection: 1）273 hardware protection(HWD. Protect): IIf this parameter is set to Enable, the status of external hardware toggle switch is judged. If the external switch is turned on, calibration is allowed. Dial to lock, calibration is not al- lowed.

  • Page 22: Application Setting

    7.Application setting 7.1 Input Cfg The output port configuration parameter is in item 32xx of the transmitter.The transmit- ter is standard equipped with 3 input and 5 output, and can be extended with 2 input and 4 output, which can satisfy the function of 5 in and 9 out IO. Each input port can set the application function, mode (high and low level is effective), delay time.

  • Page 23: Output Cfg

    When this signal input is valid and (273) HWD. Protect is diasble, the CAL-ZERO instrument performs zero calibration When the signal input is valid, the peeling function is performed. TARE hen the signal input is effective, it will perform the skin clearing func- CLEAR-TARE tion, that is, the removed tare weight recovery.

  • Page 24: Application

    7.3 Application Application parameters are configured in item 34xx of the transmitter. In the application parameters, set the Comp. Mode, comparison conditions, effective time and failure time pa- rameter values. GMT-X1 has 8 Comp. Mode function, 341x—348x Parameter Specification Weight/flow judgment: OFF;W<=CV1;W=CV1;W!=CV1;W>=CV1;CV1<=W<=CV2;W...

  • Page 25: Application Example

    7.4 Application Example Example 1：When the weight is greater than or equal to 500g, the output 1 is valid; when the weight is not satisfied and the weight is stable, the output 1 is invalid. Setting: 1) Output Config → Output -1 Set to：COMP 1 2) Compare mode set to: W<=CV1 3) COMP Value-1 Set to: 500.

  • Page 26: Data-Trans

    8. Data-Trans GMT-X1 has various communication function interfaces: 1 channel RS485 (serial port 0), 1 channel RS232/485 (serial port 1), 1 channel RS485 optional port (serial port 2), 1 channel analog optional interface, 1 network port communication interface,bus communica- tion interface and DP bus communication interface.(support TCP, PN/EIP/CCLink-IE/Pro- fibus-DP/EtherCAT bus functions).

  • Page 27: Netcom Parameters

    ※ Parameter only available under serial port 1 ※ For other serial port parameters, please refer to the parameter table of COM0 above. Among them, COM2 supports 427x serial port mode switching. 8.2 NetCOM parameters 8.2.1 Parameters description Parameters Initial Value Specification When selecting a normal network port, the protocol has 441x Protocol...

  • Page 28: Built-In Web -Weasy Device Management System

    8.2.2 Built-in web -Weasy device management system The web page system supports switching between Chinese and English. The browser lan- guage must be set to English. System login: Step1: set network port parameter -444x IP config in the transmitter. The default com- munication protocol is modbus/TCP, for example, 192.168.101.10 (note: the IP address must be on the same network segment as the IP address used to access the computer).

  • Page 29: Analog Parameters

    8.3 Analog Parameters Parameters Initial Value Specification Range：4-20mA；0-10V；User-mA, 451x Analog Type 4-20mA User-V. 4521 Min. Out 4522 Zero Out 452x The parameter is valid in user power erMode and user voltage modes. 4523 F.S. Out 4524 Max. Out Range：Weight,flow, GW, NW 453x Link Data Weight Analog corresponds to weight form...

  • Page 30: Bluetooth Communication

    EnderLine 1 ------END1----- ----------------（Print 2rd） 8.5 Bluetooth communication Parameters Initial value Description Up to 6 English characters can be edited. range：'-'， 471x Device name Default value 0-9，A-Z，a-z，blank 472x password 000000 Enter this password when connect bluetooth 8.6 CAN communication CAN Parameters Initial value Description 491x CAN ID...

  • Page 31: Maintenance

    9. Maintenance 9.1 Parameter Specification Maintenance Parameters Specification 51xx Language Initial value :Chinese; Chinese,English optional. 521x Input Test For details, see Chapter 9.2 I/O Test. 522x OutPut Test 52xx I/O Test After opening, the switch quantity can be tested 523x Remote Test remotely through communication.

  • Page 32: Input Test

    View the bluetooth MAC address of a me- ter ,which can only be queried and cannot be 572x BTH MAC modified. Query the software version and compilation date, which can only be queried and cannot be 573x Version modified. Display the 138 number of the meter, which can 574x Serial No.

  • Page 33: Serial Port Test

    ※ Enter 1 to test OK, press the key to switch the input port for testing ※ After the test is completed, press the ESC key to exit the Input test state Output Test： ※ Under the test state of the output port, press ENT to switch the external output state.
  • Page 34 is abnormal, the user can calibrate the analog output by himself.The calibration method is as follows - take the current calibration as an example (it is recommended to conduct calibra- tion under the guidance of a professional): 1） Switch to 56xx[Analog CAL] under the parameter of 5xxx [Maintenance] 2）...

  • Page 35: Communication Protocol And Address

    10. Communication protocol and address 10.1 Modbus protocol 10.1.1 Function code and and exception code description Function code Function code Item Specification Read register Up to 125 single read registers Write a single register This transmitter command only supports Write multiple regis- writing to the double register.
  • Page 36 Current weight value(4-byte signed integer number)，When positive or negative 40001-40002 0000-0001 overflows, 9999999 and -9999999 are displayed. 40003-40004 0002-0003 Reserved Specification D13- 15 Reserved bipolar Weight is calculated us- ※Indicates the ing theoretical values weight tatus. ADC breakdown When it is the Current display NW current state, Million volts stable...
  • Page 37 Power on clear zero out of range 40008-40010 0007-0009 Reserved D12-D15 Reserved Power calibration Voltage calibration IO testing Printing,(valid when performing printing operations） COMP 8 ON 40011 0010 Process status flag bits COMP 7 ON COMP 6 ON COMP 5 ON COMP 4 ON COMP 3 ON COMP 2 ON...
  • Page 38 40105-40106 0104-0105 Zero range 1%-99% of the maximum range, default: 20% 40107-40108 0106-0107 Remote Tare Range: 0 (Disable, 1 (Enable); Default: 1 (Enable) 40109-40110 0108-0109 Tare Record Range: 0 (Disable), 1 (Enable); Default: 1 (Disable) Range: 0 (Disable), 1 (Correct Tare), 2 (BackToGross);De- 40111-40112 0110-0111 NetSign COR...
  • Page 39 2- Cal-Zero，3-tare，4-clear tare，5- GROSS/NET，6- COMP- ON，7-PRINT，8- P_EMPTY_LINE. 40305-40306 0304-0305 Input1 mode Range：0-1，0：Low_level，1：High _level 40307-40308 0306-0307 Input1 Delay Comp. Mode：parameter range 0ms-200ms，default 5ms. 40309-40310 0308-0309 Input2 function Refer to input 1 function description 40311-40312 0310-0311 Input2 mode Refer to input 1 mode description 40313-40314 0312-0313 Input2 Delay Refer to input 1 Delay description...
  • Page 40 2:Debounce mode COMP 1- TRUE minimum decision time for success，range 0- 4050940510 0508-0509 JudgeT 50000ms，default 1000 COMP 1- OFF Range：0-2，correspond to：0:Immediatelyt; 1:Stable; 4051140512 05100511 COND. 2:Debounce mode COMP 1- FALSE 40513-40514 0512-0513 Mini failure timer，range 0-50000ms，default 1000 HoldT 40515-40520 0514-0519 Reserved 40521-40540 0520-0539 COMP2 parameter...
  • Page 41 48108-48111 8107-8110 DEST. IP The order is Part I to Part IV IP Range:0-65535，Network communication port number 48112 8111 Socket setting Range:0-65535，Network communication port number 48113 8112 NetCOM DEST. IP setting 48114-48150 8113-8149 Reserved 0：4-20mA；1：0-10V；2：User voltage；3：User 48151 8150 Analog output mode current Range:0-10000 or 0-24000，default 0.
  • Page 42 48358 8357 Ext.OUT3 test 48359 8358 Ext.OUT4 test 48360~48400 8359~8399 Reserved Analog calibration area address, allow remote editing (594X) can read and write, otherwise read only Range: 0-2，write：0，ESC remote ana- logue CAL state；1：Remote current 48401 8400 IN/OUT Analog CAL CAL；2：Remote vlot CAL. Remote edit （584x）Use after start.
  • Page 43 410001 10000 Version（Hi word） 410002 10001 Version（Lo word） Read out 10000， 01.00.00 ver. 410003 10002 Edit time（year） 410004 10003 Edit time（Month/Day） The transmitter serial number is 13 characters 410005-410017 10004-10016 The transmitter encodes 12 characters 410018-410029 10017-10028 410030 10029 Reserved The transmitter models have 10 characters 410031-410040 10030-10039...

  • Page 44: Continuous Send A（Cb920

    It can be known that the current transmitter state is stable, gross weight, data value is positive, and current weight value is 254 kg 10.3 Cont-B（Continuous send -tt） When GMT-X1 serial port protocol is selected as "continuous transmission B (tt)", the collected data will be automatically sent to the master computer State1...

  • Page 45: R-Cont

    0-stable 0-normal 0-postive 0-Gross 10.4 r-Cont When GMT-X1 serial port protocol choose “r-Cont” ,Without sending any command to the weight transmitter, the data collected will be automatically sent to the computer in the following format. Scale No. Channel No. State1...

  • Page 46: Re-Cont

    571x. 10.7.1 IO state GMT-X1 provides multi-byte IO through which the master station can read and con- trol the status of the weighing display.In PN communication mode, two versions of I/O mod- ule addresses are provided: standard edition and compact edition. By Network port Parameter 447x you can select the version.
  • Page 47 D13-D15 Reserved D12：bipolar，(When bipolar is selected, the flag bit is valid) D11： Calculate the weight using the theoretical value (prompt the user when calculating the weight using the theoretical value) D10 ：ADC failure (ADC initialization failure or sampling interruption longer than expected) D9：Net weight of the current display, (distinguish which weight is currently displayed) D8：Million volt stability, (mark of million volt sta-...
  • Page 48 D08: Unstable when tare D07：The net weight status is not allowed to be cleared D06： The remote reset switch is not turned on during remote reset D05：The load cell is overflowing when zero is cleared D04：Negative load cell overflow during zero clear- ance D03：Zero clearance is unstable D02：Clear out of range...
  • Page 49 D9-D15 Reserved D8：Output 9 state（Expand input 4） D7：Output 8 state（Expand input 3） D6：Output 7 state（Expand input 2） D5：Output 6 state（Expand input 1） Output state area Word D4：Output 5 state D3：Output 4 state D2：Output 3 state D1：Output 2 state D0：Output 1 state After the connection is established, the value of the Heartbeat communica- communication heartbeat of the PN will also be...
  • Page 50 the modbus ad- to 660. dress Data to be written（Note only written to the trans- DWord Input value mitter if the value changes） The read re- Address to be read（Note cannot read a Dword ad- quest of the dress write an odd address）Modifiable Interface DWord modbus ad- modules support MODBUS addresses ranging from...

  • Page 51: Device Description File Gsd

    571x. 10.8.1 IO state GMT-X1 has two type of EDS file. One is full version with 100 bytes input and 40 bytes output, another is simplified version with 20 bytes input and 16 bytes output. The master station can read and control the status of the load display through these I/ O.
  • Page 52 D11：Calculate the weight using the theoretical value (prompt the user when calculating the weight using the theoretical value) D10：ADC failure (ADC initialization failure or sam- pling interruption longer than expected) D9：Net weight of the current display, (distinguish which weight is currently displayed) D8：Million volt stability, (mark of million volt stabil- ity in calibration) D7：Negative load cell overflow, lower than the allow-...
  • Page 53 D05：The load cell is overflowing when zero is cleared D04：Negative load cell overflow during zero clear- ance D03：Zero clearance is unstable D02：Clear out of range D01：Unstable when reset on power D00：Power on clear zero out of range D13-D15 Reserved D11：Current calibration under way D10：Voltage calibration under way D9：IO Testing state D8：In printing, (valid when the meter is performing...
  • Page 54 D5：Output 6 state（Expand input 1） D4：Output 5 state D3：Output 4 state D2：Output 3 state D1：Output 2 state D0：Output 1 state The Communication indicator light defines which net- Heartbeat communi- work. The communication light blinks at a frequency of DWord cation 1 Hz, and the communication heartbeat switches be- tween 0 and 1 at a frequency of 1 Hz.
  • Page 55 10.8.1.2 Simple IO module address Offsets Parameter Data type Description The current weight of the display, integral type, When Display weight DINT positive or negative overflows, 9999999 and -9999999 are displayed. D13-D15 Reserved D12：bipolar，(When bipolar is selected, the flag bit is valid) D11：Calculate the weight using the theoretical value (prompt the user when calculating the weight using the...

  • Page 56: Device Description File Eds

    (" data over range "), so as not to overweigh the sensor damage 10.8.2 Device description file EDS The device description file and connection method of GMT-X1 can be downloaded from the website of Shenzhen General Measure Technology Co., Ltd. (www.gmweighing.com).. 10.9 CAN OPEN Protocol 1）Support 100K, 125K, 250K, 500K, 1000K bus speed, can set in the "CAN OPEN"...

  • Page 57: Standard Frame Active Report Data Format

    10.9.1 Standard frame active report data format Bit4-bit10 address Local device address(1~127) bit3 Frame 10：active report weight；11 active report 11bits frame ID bit2 function voltage bit1 Reserved（fix 0） bit0 Data format First data Byte0 Second data Byte1 Reserved fix 0 Third data Byte2 Fourth data data...

  • Page 58: Standard Frame Write In Data Format

    Byte0 10.10 DP communication The GMT-X1 monitor can be equipped with an optional PROFIBUS-DP bus connection port, which can be used as a standard PROFIBUS-DP slave station to connect to the master station on the bus. Provide 8AO+10AI, and the main station can read and control the status of the weighing display through these I/O.

  • Page 59: Simplified Version Of Loop Parameter Address

    Enable: Every time the instrument establishes communication with the master station, the parameters set in the "Device Specific Parameters" of the slave station equipment configuration are automatically written to the instrument. Disable : Every time the instrument establishes communication with the master station, it does not process the parameters set in the "device specific parameters"...

  • Page 60: Non Cyclic Parameter

    0 to 101 (* full-scale%). 10.10.4 Device description file GSD The device description file and connection method of GMT-X1 can be downloaded from the website of Shenzhen General Measure Technology Co., Ltd. (www.gmweighing.com).
  • Page 61 Currently displayed weight， When positive or negative overflows, 9999999 and -9999999 are displayed. Se- Display Current RWr0-RWr1 DWord lect whether to display floating point numbers or inte- Weight gers from the 577x weight display type in the system parameters. D31：communication heartbeat（After the connec- tion is established, the value of the PN's communica- tion heartbeat is converted between 0 and 1 at a fre- quency of 1 Hz）...

  • Page 62: Non Cyclic Parameter

    0 to 101 (* full-scale%). 10.11.3 Device description file CSP The device description file and connection method of GMT-X1 can be downloaded from the website of Shenzhen General Measure Technology Co., Ltd. (www.gmweighing.com).
  • Page 63 GMT-X1 EtherCAT communication provides multi byte IO, divided into two modules for out- put. The main station can read and control the status of the weighing display through these I/O. Pro- vide 14 byte input and 14 byte output. Data...

  • Page 64: Non Cyclic Parameter

    0 to 101 (* full-scale%). 10.12.4 Device description file ESI The device description file for GMT-X1 and the specific steps for using PLC and Twincat can be downloaded from the website of Shenzhen General Measure Technology Co., Ltd.

  • Page 65: Dimension

    11. DIMENSION - 61 -...