Simex SRT-73-XA User Manual
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Simex SRT-73-XA User Manual

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Firmware: v.5.18 or higher
•
Input type: TC K/S/J/T/N/R/B/E
•
Two-colour display
•
Read the user's manual carefully before starting to use the unit or software.
Producer reserves the right to implement changes without prior notice.
2018.12.20
User manual
METER
SRT-73-XA
Assisting the automation
industry since 1986
SRT-73-XA_INSSXEN_v.2.12.001

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Summary of Contents for Simex SRT-73-XA

  • Page 1 Assisting the automation industry since 1986 User manual METER SRT-73-XA Firmware: v.5.18 or higher • Input type: TC K/S/J/T/N/R/B/E • Two-colour display • Read the user's manual carefully before starting to use the unit or software. Producer reserves the right to implement changes without prior notice.

  • Page 2: Table Of Contents

    User manual - METER SRT-73-XA CONTENTS 1. BASIC REQUIREMENTS AND USER SAFETY..................3 2. GENERAL CHARACTERISTICS........................4 3. TECHNICAL DATA............................4 4. DEVICE INSTALLATION..........................6 4.1. UNPACKING............................6 4.2. ASSEMBLY............................7 4.3. CONNECTION METHOD........................8 4.4. MAINTENANCE..........................12 5. FRONT PANEL DESCRIPTION........................13 6. PRINCIPLE OF OPERATION........................13 6.1. MEASUREMENT MODE........................13...

  • Page 3: Basic Requirements And User Safety

    User manual - METER SRT-73-XA Explanation of symbols used in the manual: - This symbol denotes especially important guidelines concerning the installation and operation of the device. Not complying with the guidelines denoted by this symbol may cause an accident, damage or equipment destruction.

  • Page 4: General Characteristics

    2. GENERAL CHARACTERISTICS The SRT-73-XA meter is equipped with thermocouple input (K, S, J, T, N, R, B, E). The measurement range depends on connected thermocouple type. Measurement is linearised by the polynomial characteristics referred to particular thermocouples and temperature of cold ends is compenssated automatically.
  • Page 5 User manual - METER SRT-73-XA Measurement range -200˚C ÷ +1370˚C -50˚C ÷ +1768˚C -210˚C ÷ +1200˚C -200˚C ÷ + 400˚C -200˚C ÷ +1300˚C -50˚C ÷ +1768˚C +250˚C ÷ +1820˚C -200˚C ÷ +1000˚C Voltage: -10mV ÷ 90mV Measurement accuracy ± 0,1% @ 25°C; ± one digit Accuracy of cold ends temperature ±...

  • Page 6: Device Installation

    User manual - METER SRT-73-XA Safety requirements according to: PN-EN 61010-1 installation category: II pollution degree: 2 voltage in relation to ground: 300V AC insulation resistance: >20MW insulation strength between power supply and input/output terminal: 1min. @ 2300V insulation strength between relays terminal: 1min.

  • Page 7: Assembly

    User manual - METER SRT-73-XA 4.2. ASSEMBLY - The unit is designed for mounting inside housings (control panel, switchboard) insuring appropriate protection against surges and interference. Metal housings must be connected to ground in a way that complies with the governing regulations.

  • Page 8: Connection Method

    User manual - METER SRT-73-XA 92 mm 5 mm 12 mm 10 mm Figure 4.2. Installing of brackets, and dimensions of connectors. 91 mm Figure 4.3. Minimum distances when assembly of a number of units 4.3. CONNECTION METHOD Caution - Installation should be conducted by qualified personnel . During installation all available safety requirements should be considered.
  • Page 9 User manual - METER SRT-73-XA - The power supply network cable diameter must be selected in such a way that in the case of a short circuit of the cable from the side of the unit the cable shall be protected against destruction with an electrical installation fuse.
  • Page 10 User manual - METER SRT-73-XA not be run with cables with interference (e.g. circuits controlling relays or contactors). Connections of power supply voltage and measurement signals are executed using the screw connections on the back of the unit’s housing. 6-7 mm 6-7 mm Figure 4.4.
  • Page 11 User manual - METER SRT-73-XA All connections must be made while power supply is disconnected ! 13 14 FUSE FUSE Depending on version: 85...230...260V AC/DC or 19...24...50V DC; 16...24...35V AC Figure 4.7. Connection of power supply and relays Contacts of relay outputs are not equipped with spark suppressors. While use the relay outputs for switching of inductive loads (coils, contactors, power relays, electromagnets, motors etc.) it is required...

  • Page 12: Maintenance

    User manual - METER SRT-73-XA Figure 4.8. Examples of suppression circuit connection: a) to relay terminals; b) to the inductive load 16 17 16 17 Logic controller LED 10 mA voltage input 24 V Figure 4.9. Example of OC-type outputs connection 4.4.

  • Page 13: Front Panel Description

    User manual - METER SRT-73-XA 5. FRONT PANEL DESCRIPTION alarm LED indicator (AL) display Thresholds exceeding LED indicators (R) ENTER MENU programming pushbuttons Symbols and functions of push-buttons: Symbol used in the manual: [ESC/MENU] Functions: MENU • Enter to main menu ( press and hold by at least 2 sec.) •...

  • Page 14: Detection Of The Peak Values

    Configuration of the device (via menu or RS-485 interface) do not stops measures . 6.2. DETECTION OF THE PEAK VALUES The SRT-73-XA controller is equipped with peaks detection function. It can detect a peaks of the input signal and display their values. Presets connected with this function are placed in ”HOLd”...
  • Page 15 User manual - METER SRT-73-XA Modes of the control can be changed depend on the values of parameters “SEtP”, “SEt2”, “HYSt” , “modE” , “t on” , “toFF” , “unit” and “AL”. Depend on “modE” parameter, relays can be not used or controlled over one or two thresholds values.

  • Page 16: One Threshold Mode

    User manual - METER SRT-73-XA 6.3.1. One threshold mode Figure 6.4 presents the principle of relay outputs operation for one threshold mode, and an example values of other parameters. measured “SEtP” parameter displayed value signal (expected signal value) zone A “HYSt”...

  • Page 17: Two Thresholds Mode

    User manual - METER SRT-73-XA (when input signal stay in zone A or zone B) are lower than parameters “t on” If t or t or “toFF”, the relay will not change his state (see points A and C, Figure 6.4 a, d, e).

  • Page 18: Device Programming

    User manual - METER SRT-73-XA Figure 6.5 presents the principle of relay outputs operation for two thresholds mode, and an example values of other parameters. In this mode parameter “SEt2” is accessible in common with “SEtP” , this parameter describes a second threshold of the relay output. The parameters “HYSt”, “modE”, “t on”, “toFF”, “unit”...

  • Page 19: Parameters Edition

    User manual - METER SRT-73-XA Functions of the buttons while sub-menu and parameters choice: Selection of sub-menu or parameter for editing. Name of selected item (sub- menu or parameter) is displayed. Operation of [ENTER] button depend on present menu position: ENTER •...

  • Page 20: Switch Parameters ("List" Type)

    User manual - METER SRT-73-XA displayed, and user must to confirm (or cancel) the changes. To conform changes (and story it in EEPROM) press [ENTER] button shortly after ”SEt?” is displayed. To cancel the changes press [ESC] button shortly after ”SEt?” is displayed. After that device returns to the menu.

  • Page 21: Rel1" Menu

    User manual - METER SRT-73-XA 7.3.1. “rEL1” menu This menu allows to configure the operation mode of relays and LEDs marked „ R ” (e.g. „ R1 ”). If there are few relay outputs available, then every output has its own configuration menu (e.g.
  • Page 22 User manual - METER SRT-73-XA - two threshold mode, relay is turned ON when the input value is bigger “out” than “bigger threshold + HYSt” and lower than “lower threshold – HYSt” , and turned on when the input signal is contained in the second zone.

  • Page 23: Inpt" Menu

    User manual - METER SRT-73-XA If parameter „ AL ” = „ on ”, the relay will be turned on in the critical situations, • even if his parameter “modE” = ”noAC”. 7.3.2. “inPt” menu This menu presets the measurement input: “...
  • Page 24 User manual - METER SRT-73-XA ”grEE” - main colour is green, ”rEd” - main colour is red. “C r1”,“C r2” - control the display colour according to relay (R1, R2 separate )state : ”oFF” - control for particular relay is off, ”on”...

  • Page 25: Hold" Menu

    User manual - METER SRT-73-XA 7.3.5. ”HOLd” menu This menu contains parameters connected with peak detection function. See also full description of the peak detection function in paragraph: DETECTION OF THE PEAK VALUES “modE” - the type of detected changes of the input signal, can be set to values: “PEA”...
  • Page 26 User manual - METER SRT-73-XA ”Addr” - this parameter defines the address of the device, accordingly to Modbus protocol. It can be set in range from 0 to 199. If the value 0 is set then device, responds to frames with address 255 (FFh).

  • Page 27: Edit" Parameter

    User manual - METER SRT-73-XA 7.3.8. ”Edit” paramet er This parameter allows to change the edition mode of numerical parameters: ”dig” - the change to “by digit” mode, ”Slid” - slide change mode. 7.3.9. ”dEFS” parameter This setting allows to restore the factory settings of the device. To get the access to this option special password is required: „5465”, next the device displays acknowledge question...

  • Page 28: Menu Structure

    User manual - METER SRT-73-XA 7.4. MENU STRUCTURE Measurement mode Press and hold at least 2 seconds MENU MENU 4-digit user password entering (if it is different from „0000”) 0 _ _ _ ENTER ENTER ENTER Parameter MENU rEL1 SEtP...
  • Page 29 User manual - METER SRT-73-XA See previous page ENTER ENTER Parameter MENU SCoL edition ENTER MENU C r1 C r2 C AL MENU ENTER ENTER Parameter MENU modE HOLd edition C Pr ENTER MENU timE Visible only if SEtP „C Pr” = „on”...

  • Page 30: The Alarm Led

    User manual - METER SRT-73-XA 8. THE ALARM LED Alarm LED (AL) lights in cases: • exceeding of permissible measurement range • detection of sensor malfunction (break of measurement circuit) 9. THE MODBUS PRO TOCOL HANDLING Transmission parameters: 1 start bit, 8 data bits, 1 or 2 stop bit (2 bits are send, 1 and 2 bits...
  • Page 31 User manual - METER SRT-73-XA Register Write Range Register description “tyPE” parameter in “InPt” menu (input type). thermocouple input K; 1 - thermocouple input thermocouple input J; 3 - thermocouple input 0 ÷ 8 thermocouple input N; 5 - thermocouple input thermocouple input B;...
  • Page 32 User manual - METER SRT-73-XA Register Write Range Register description 0 ÷ 2 “AL” parameter in “rEL1” menu: 0 - no changes; 1 - on; 2 - off -999 ÷ 9999 “SEt2” parameter in “rEL1” menu, no decimal point included -999 ÷...

  • Page 33: Transmission Errors Description

    Data byte count in answer frame DATA H,L Data byte (Hi and Lo byte) CRC L,H CRC error check (Hi and Lo byte) 1. Read of the displayed value (measurement), SRT-73-XA device address = 01h: ADDR FUNC REG H,L COUNT H,L...
  • Page 34 User manual - METER SRT-73-XA ADDR FUNC ERROR CRC L,H ERROR - error code = 60h, bottom border of the measurement range is exceeded 2. Read of device ID code ADDR FUNC REG H,L COUNT H,L CRC L,H The answer:...
  • Page 35 User manual - METER SRT-73-XA 5. Read of the registers 1, 2 and 3 in one message (example of reading a number of registries in one frame): ADDR FUNC REG H,L COUNT H,L CRC L,H COUNT L - the count of being read registers (max.16)

  • Page 36: Default And User's Settings List

    User manual - METER SRT-73-XA 10. DEFAULT AND USER'S SETTINGS LIST Desc. Parameter Description Default value User's value page Parameters of relay R1 operation (“rEL1” menu) SEtP Relay R1 threshold 20.0 SEt2 Relay R1 second threshold 40.0 HYSt Hysteresis of relay R1...
  • Page 37 User manual - METER SRT-73-XA Desc. Parameter Description Default value User's value page SEtP Threshold of display colour control HySt Hysteresis of display colour control Enable the use of local keyboard for CrES acknowledgement of display colour signalisation. Configuration of peaks detection function (“HOLd” menu)
  • Page 38 User manual - METER SRT-73-XA...
  • Page 39 User manual - METER SRT-73-XA...
  • Page 40 SIMEX Sp. z o.o. ul. Wielopole 11 80-556 Gdańsk Poland tel.: (+48 58) 762-07-77 fax: (+48 58) 762-07-70 http://www.simex.pl e-mail: info@simex.pl...

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