Rinstrum 1203 Reference Manual

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1203
Weight Transmitter
Reference Manual
For use with Software Versions 1.0 and above
1203-600-172

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Summary of Contents for Rinstrum 1203

  • Page 1 1203 Weight Transmitter Reference Manual For use with Software Versions 1.0 and above 1203-600-172...
  • Page 2 The information in this manual is believed to be accurate in all respects at the time of publication, but is subject to change without notice. Rinstrum Pty Ltd assumes no responsibility for any errors or omissions and disclaims responsibility for any consequences resulting from the use of the information provided herein.
  • Page 3: Table Of Contents

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 Table of Contents INTRODUCTION....................... 5 1.1. Document Conventions .................. 5 SPECIFICATIONS ....................6 INSTALLATION ......................7 3.1. Introduction ..................... 7 3.2. Power Supply....................7 3.3. Load Cell Signals and Scale Build..............7 3.4.
  • Page 4 RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 8.2. Remote Input ....................24 OPTIONS ........................ 25 9.1. Display/Keys ....................25 9.1.1. Installation ....................25 9.1.2. Setup and Calibration ................25 10. COMMANDS ......................26 10.1. Overview....................... 26 10.1.1. Commands and Queries................26 10.1.2.
  • Page 5: Introduction

    (Zero / Tare, etc.), are retained when power is removed. The 1203 can output both 4-20mA and 0-10V analog. These outputs can be calibrated by the user to output any range. The instrument has two trip points with output drive and status display via LEDs.
  • Page 6: Specifications

    Enclosure Class: IP55+/NEMA Enclosure Material: Aluminium Transmitter with Dimensions: 170 x 120 x 55 or 170 x 145 x 55 including cable gland Display Window: Acrylic/polycarbonate (Not for use in full sun). P/No: 1203/D 1203 Weight P/No: 1203/B Transmitter - PCB Only...
  • Page 7: Installation

    3.3. Load Cell Signals and Scale Build Very low output scale bases can be used with the 1203 but may induce some instability in the weight readings when used with higher resolutions. Generally speaking, the higher the output, or the lower the number of divisions, the greater the display stability and accuracy.
  • Page 8: Load Cell Connection

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 3.5. Load Cell Connection The following provides information on 6-wire and 4-wire connections. 3.5.1. 6-Wire Connection When wiring load cells, use only high quality shielded multi-core cable. The cable should be run as far away from any other cabling as possible (minimum separation distance 150mm).
  • Page 9: 4-Wire Connections

    This is to ensure that the excitation voltages are fed into the sense inputs (terminals 3 & 4). Failure to do this will result in the 1203 displaying the error code E0040 and/or E0080. Refer to Error Codes page 36 for more information.
  • Page 10: Intrinsic Safety

    Note: As the regulations concerning intrinsic safety can vary from country to country, consult local regulations before attempting such an installation. Special attention should be paid to the grounding of the 1203 and the barrier system. 3.7. Serial Communication Ports There are two serial communication ports on the 1203.
  • Page 11: Serial 1: Rs-232 Port

    All connections for this port are on the communications connector (J6) and on the DB9 connector (J1). Note 1: The 1203 supports 4-wire full duplex RS-485 only (ie. 2-wire half-duplex communications are not supported). Note 2: Terminals 1 to 4 of the communications connector (J6) are connected directly to pins 6 to 9 of the DB9 connector (J1) - (J6.1-J1.9, J6.2-J1.8, J6.3-J1.7,...
  • Page 12: Multi-Drop Networking

    The end devices in a multi-drop RS-485 network may need to be provided with termination resistors to balance the network loadings. These resistors are built into the 1203 and they can be enabled or disabled using the digital setup. Refer to BDR: Set Baud Rate page 32 for more information.
  • Page 13: Rs-485 Connection

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 3.7.5. RS-485 Connection *For more information on shielding refer to page 7. Figure 8: RS-485 Connection (J1) & (J6) Page 13...
  • Page 14: Input / Output: Setpoints

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 3.8. Input / Output: Setpoints The 1203 has two setpoint outputs. The setpoints are configured using the LIV and HYS commands. For Specifications refer to page 6. The connections for these outputs are available on J10 as follows:...
  • Page 15: Input / Output: Inputs

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 3.9. Input / Output: Inputs The 1203 has one digital input. This input is configured using the RBT command. For Specifications refer to page 6. The connections are available on J10 as follows:...
  • Page 16: Analog Output

    3.11. Light Emitting Diode (LED) The flashing green LED indicates the 1203 is On. The green LED On but not flashing indicates that the 1203 is still starting or that the 1203 is in viewer mode. The flashing red LED indicates the 1203 is experiencing an error.
  • Page 17: Controls

    Note: These new settings will become permanent if a save is performed. • For versions 1.7 and above, this button sets the 1203 in Viewer Mode. Viewer mode is not permanent and another press of the button will exit this mode. While in viewer...
  • Page 18: Digital Setup

    The Signal Voltages are: • The capacity load cell signal is (5,000 / 10,000) x 2.0mV/V = 1.0mV/V. • Since the 1203 uses 8V excitation, the absolute signal voltage is 8 x 1.0 = 8.0mV. The Signal Resolution is therefore: •...
  • Page 19: Direct Mv/V Operation

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 5.3. Direct mV/V Operation If the output capacity of the load cell is known, the 1203 can be calibrated without test weights. This is useful for applications where it is impractical to use test weights (eg.
  • Page 20: Calibration

    6.1. Introduction The calibration of the 1203 is fully digital and can be carried out using the serial communications links or by using the 1203/S Service Tool (Display/Keys). The calibration results are stored in permanent memory for use each time the unit is powered up.
  • Page 21: Digital Direct Mv/V Calibration

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 6.3. Digital Direct mV/V Calibration 6.3.1. Digital Zero Calibration Routine • Remove all weight from the scale structure. • Use the LDW command to specify the zero value. Refer LDW: Calibrate Zero Dead Weight page 41 for more information.
  • Page 22: Serial Outputs

    Refer to Commands page 26 for more information. 7.3.1. RS-485 Termination Resistors The termination resistors required by RS-485 networks are built into the 1203. The resistors are used to terminate the ends of the network to provide a balanced loading.
  • Page 23: Extended Functions

    Extended Functions 8.1. Setpoints 8.1.1. Introduction The 1203 is fitted with two built-in setpoints with output drivers. Each of the setpoints provides a simple comparator function that can be modified using the LIV, HYS and FCN commands. Target weight, switching direction, hysteresis and logic can be configured.
  • Page 24: Example 1: Control Level Of Product In 2000Kg Tank

    ON again until the net weight is higher than –99kg (ie. target point + hysteresis). 8.2. Remote Input The 1203 has one remote input that can be configured to perform a variety of operations. Refer to RBT: Remote Button Settings page 45 for more information. Page 24...
  • Page 25: Options

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 Options 9.1. Display/Keys The capabilities of the 1203 can be expanded by the installation of an optional 1203 display card. The 1203 Display Manual provides full details on 1203/S Service Tool (Display/ Keys) option.
  • Page 26: Commands

    Indicates that the command was either not understood or could not be performed. Specific queries cause the 1203 to respond with the data requested by the query. For example, if the 1203 was setup with address 4 it would respond with 04 to the ADR? query. 10.1.3.
  • Page 27: Command Details

    Required On/Off 0 to 1 (0: Off, 1: On) The 1203 performs an automatic temperature calibration to ensure that changes in ambient temperature do not affect accuracy. This calibration takes about 0.06 seconds. During this calibration no new data is received.
  • Page 28: Adr: Set Address

    The ADR command is used to assign the unit address via the communications network. The following procedure can be used if a 1203 (with a known serial number) and an unknown (or not unique) address is attached to a multi-drop network: •...
  • Page 29: Anl: Set Analog Output

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.3. ANL: Set Analog Output This is used to set the analog output characteristics. General Details No. of Parameters Save Changes Changes Used With TDD1 On TDD1 - except "Source" which is used...
  • Page 30: Anm: Set Analog Output Maximum And Minimum

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.4. ANM: Set Analog Output Maximum and Minimum This is used to set the analog output clipping limits. General Details No. of Parameters Save Changes Changes Used With TDD1 On TDD1...
  • Page 31: Asf: Set Filtering

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.5. ASF: Set Filtering This is used to set the filtering, motion detection and zero tracking characteristics of a unit. General Details No. of Parameters Save Changes Changes Used With TDD1...
  • Page 32: Bdr: Set Baud Rate

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.6. BDR: Set Baud Rate This is used to set the communication parameters, baud rate, parity, etc. General Details No. of Parameters Save Changes Changes Used With TDD1 On TDD1 Parameter Details...
  • Page 33: Cof: Set Output Format

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.7. COF: Set Output Format This is used to set the default output format and reading of the MSV? query. It also sets the format and repetition rate for the automatic serial outputs.
  • Page 34 RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 COF Formats Binary Formats Format Data Order 4 Byte (binary) CRLF MSB before LSB(=status) Refer to Status A Definition page 35. 2 Byte (binary) CRLF MSB, LSB Note 1: The binary formats are useful for PLC communications in applications where conversion of the ASCII weight string is not possible.
  • Page 35 RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 Status A Definition Decimal Bit No. Description Comment Value Overload / Underload Weight reading out of range overload or underload No Motion 00H: Net 04H: Gross 08H: Abs 0CH: Peak Setpoint 1 Active...
  • Page 36: Esr: Query Error Status

    Status Information Latched The 1203 contains both current and latched error status flags. The latched errors are only cleared by resetting the unit (ie. using the RES command or powering off). The response string is four hexadecimal characters representing the 16 error bits.
  • Page 37: Fcn: Execute A Function

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.9. FCN: Execute A Function This simulates pressing an external button using the remote input. General Details No. of Parameters Save Changes Changes Used Automatically Immediately (Zero and Tare Only) Parameter Details...
  • Page 38: Hys: Set Hysteresis

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.10. HYS: Set Hysteresis This is used to set the setpoint hysteresis. General Details No. of Parameters Save Changes Changes Used With TDD1 Immediately Parameter Details Parameter Description Range Default Required...
  • Page 39: Iad: Set Scale Build

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.11. IAD: Set Scale Build This is used to set the scale build parameters. General Details No. of Parameters Save Changes Changes Used With TDD1 Immediately Parameter Details Parameter Description Range...
  • Page 40: Idn: Set Identification

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.12. IDN: Set Identification This is used to set the unit identification string. General Details No. of Parameters Save Changes Changes Used With TDD1 Immediately Command Parameter Details Parameter Description Range...
  • Page 41: Ldw: Calibrate Zero Dead Weight

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.13. LDW: Calibrate Zero Dead Weight This command is used to calibrate the zero dead weight. It is possible to calibrate the zero dead weight by either having no load on the scale base or by entering the calculated signal directly.
  • Page 42: Liv: Set Limit Value

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.14. LIV: Set Limit Value This is used to set parameters for the two setpoints. General Details No. of Parameters Save Changes Changes Used With TDD1 Immediately Parameter Details Parameter Description...
  • Page 43: Lwt: Calibrate Span

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.15. LWT: Calibrate Span This is used to calibrate the span. It is possible to calibrate the span by either having no load on the scale base or by entering the calculated signal directly.
  • Page 44: Msv?: Query Measured Weight Value

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.16. MSV?: Query Measured Weight Value This is used to query weight readings. General Details No. of Parameters Save Changes Changes Used Parameter Details Parameter Description Range Default Required No. of...
  • Page 45: Rbt: Remote Button Settings

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.17. RBT: Remote Button Settings This is used to setup the function of the remote input. Use the FCN command to force the execution of one of these functions using the communications.
  • Page 46 RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 RBT Key Functions Option Key Function Description None No Operation Comms Reset Reset the comms to 9600n81 with RS-485 RS-232 disabled and RS-232 in network mode. Note: Identical to a short press of the comms reset button.
  • Page 47: Res: Reset

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.18. RES: Reset This is used to simulate a power-on reset. General Details No. of Parameters Save Changes Changes Used Example Command Response Details S01; Select Unit 1 RES; Reset Unit...
  • Page 48: Ser: Set Serial Communications Settings

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.19. SER: Set Serial Communications Settings This is used to set the serial mode settings for each serial port. General Details No. of Parameters Save Changes Changes Used TDD1 Immediately Parameter Details...
  • Page 49: Stp: Stop Continuous Transfer

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.20. STP: Stop Continuous Transfer This is used to stop continuous weight transmission started by MSV?0. General Details No. of Parameters Save Changes Changes Used Example Command Response Details S01; Select Unit 1 MSV?0;...
  • Page 50: Sxx: Select Unit

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.21. Sxx: Select Unit This is used to select one or more units with which to communicate. General Details No. of Parameters Save Changes Changes Used Special Case xx Range Options...
  • Page 51: Tar: Tare

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.22. TAR: Tare This is used to perform a preset tare or a measured tare. Note: Use the FCN command to wait for no motion before performing a measured tare. General Details No.
  • Page 52: Tdd: Load/Save Setup

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 10.2.23. TDD: Load/Save Setup This is used to save or restore instrument settings. General Details No. of Parameters Save Changes Changes Used Parameter Details Parameter Description Range Required Command Reset EE to Default Values...
  • Page 53: Appendix

    SYNC Frequency The sampling frequency of the analog-to-digital converter. It is fixed at 100Hz on the 1203 and defines the FIR filter response. Transients A temporary voltage oscillation or spike caused by a sudden change of load (or other external influence).
  • Page 54: Index

    RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 12. Index Current Requirements, Installation RS-485, 5, 6, 10, 11, 4-Wire, 5, 9, 10, 11, 12 (Introduction), 7 12, 13, 17, 22, 32, Interference, 8 44, 46, 48 Intrinsic Safety, 10...
  • Page 55 RINSTRUM - 1203 Weight Transmitter Reference Manual Rev 1.7 Notes: Page 55...

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