Simex SRP-147 User Manual
  1. Manuals
  2. Brands
  3. Simex Manuals
  4. Measuring Instruments
  5. SRP-147
  6. User manual

Simex SRP-147 User Manual

Hide thumbs Also See for SRP-147:
Table of Contents

Advertisement

Quick Links

Download this manual
Input type: 0/4-20 mA, 0/1-5V, 0/2-10V
•
Large 4 x 38 mm 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
SRP-147
Assisting the automation
industry since 1986
SRP-147_INSSXEN_v.2.11.001

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the SRP-147 and is the answer not in the manual?

Questions and answers

Related Manuals for Simex SRP-147

Summary of Contents for Simex SRP-147

  • Page 1 Assisting the automation industry since 1986 User manual METER SRP-147 Input type: 0/4-20 mA, 0/1-5V, 0/2-10V • Large 4 x 38 mm 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 SRP-147 CONTENTS 1. BASIC REQUIREMENTS AND USER SAFETY..................3 2. GENERAL CHARACTERISTICS........................4 3. TECHNICAL DATA............................5 4. DEVICE INSTALLATION..........................7 4.1. UNPACKING............................7 4.2. ASSEMBLY............................7 4.3. CONNECTION METHOD.........................10 4.4. MAINTENANCE..........................18 5. FRONT PANEL DESCRIPTION........................18 6. PRINCIPLE OF OPERATION........................19 6.1. MEASUREMENT MODE........................19...

  • Page 3: Basic Requirements And User Safety

    User manual - METER SRP-147 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

    The selection of active input is realised by software, and selected input can be changed at any time. Additionally the SRP-147 allows user to select a conversion characteristic of several kinds: linear, square, square root, user defined (max.20 points length) and and volume characteristics of a cylindrical tank in the vertical and horizontal position.

  • Page 5: Technical Data

    User manual - METER SRP-147 3. TECHNICAL DATA Power supply voltage 85...230...260V AC/DC; 50 ÷ 60 Hz (separated) (depending on version) or 19... 24 ...50V DC and 16... 24 ...35V AC (separated) External fuse (required) T - type, max. 2 A Power consumption max.
  • Page 6 User manual - METER SRP-147 range max. 0 ÷ 11V Active voltage output (optional, for two relays or two OC-type output version only) Load resistance min. 2000 W Temperature stability 50 ppm / °C Display range -999 ÷ 9999, plus decimal point...

  • Page 7: Device Installation

    User manual - METER SRP-147 This equipment is not intended for use in residential environments and may not provide adequate protection to radio reception in such environments. 4. DEVICE INSTALLATION The unit has been designed and manufactured in a way assuring a high level of user safety and resistance to interference occurring in a typical industrial environment.
  • Page 8 User manual - METER SRP-147 units - due to the thermal and mechanical conditions of operation - are 163 mm x 91mm (Figure 4.3). 137 mm 13 mm 8 mm 8 mm 13 mm max. 5 mm 1 mm 1 mm 138,5 mm max.
  • Page 9 User manual - METER SRP-147 82 mm 5 mm 12 mm 10 mm Figure 4.2. Installing of brackets, and dimensions of connectors. 163 mm Figure 4.3. Minimum distances when assembly of a number of units...

  • Page 10: Connection Method

    User manual - METER SRP-147 4.3. CONNECTION METHOD Caution - Installation should be conducted by qualified personnel . During installation all available safety requirements should be considered. The fitter is responsible for executing the installation according to this manual, local safety and EMC regulations.
  • Page 11 User manual - METER SRP-147 – Use of screened signal cables is recommended. Signal cable screens should be connected to the earthing only at one of the ends of the screened cable. – In the case of magnetically induced interference the use of twisted pair of signal cables is recommended.
  • Page 12 User manual - METER SRP-147 Power +24V +5%, -10% supply max = 100mA (depending on version) 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 n.c. n.c. DATA- (optional) (optional) (optional) (optional)
  • Page 13 User manual - METER SRP-147 Power +24V +5%, -10% supply max = 100mA (depending on version) 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 n.c. n.c. n.c. n.c. DATA- DATA+ 0/4-20mA...
  • Page 14 User manual - METER SRP-147 Power +24V +5%, -10% supply max = 100mA (depending on version) 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 n.c. n.c. n.c. n.c. DATA- ACTIVE (optional)
  • Page 15 User manual - METER SRP-147 internally connected 24V DC 15 16 17 18 19 11 12 15 16 17 18 19 Figure 4.15. Connection of voltage converters 3 4 5 6 7 8 9 10 FUSE FUSE Depending on version: 85...230...260V AC/DC or...
  • Page 16 User manual - METER SRP-147 Figure 4.17. Examples of suppression circuit connection: a) to relay terminals; b) to the inductive load 10 11 10 11 Logic controller LED 10 mA voltage input 24 V Figure 4.18. Example of OC-type outputs connection...
  • Page 17 User manual - METER SRP-147 ACTIVE current output Logic controller current input 0-20 mA Figure 4.19. Example of active current outputs connection (for device with active current output only) PASSIVE current output Logic controller Isolation loss current input 4-20 mA Figure 4.20.

  • Page 18: Maintenance

    User manual - METER SRP-147 4.4. MAINTENANCE The unit does not have any internal replaceable or adjustable components available to the user. Pay attention to the ambient temperature in the room where the unit is operating. Excessively high temperatures cause faster ageing of the internal components and shorten the fault-free time of the unit's operation.

  • Page 19: Principle Of Operation

    User manual - METER SRP-147 6. PRINCIPLE OF OPERATION After turning the power supply on, device ID and software version are showed on the display, next the controller goes to the measurement mode. 6.1. MEASUREMENT MODE In the measure mode, the measurement results, converted over selected characteristic, are displayed on the LED display.

  • Page 20: Detection Of The Peak Values

    . 6.2. DETECTION OF THE PEAK VALUES The SRP-147 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” menu (see description of ”HOLd” menu). The detection of the peak can be done if the measured signal raises and drops of value at least equal to parameter ”PEA”.

  • Page 21: Control Of The Relay Outputs

    User manual - METER SRP-147 6.3. CONTROL OF THE RELAY OUTPUTS The control of the object (measured signal) is realized via relay outputs. Front panel LEDs named „ R ” indicates the state of particular relay output. If device is not equipped with one or more relay outputs, menus refer to this relays are available, but apply to LED indicators only.

  • Page 22: One Threshold Mode

    User manual - METER SRP-147 6.3.1. One threshold mode Figure 6.6 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 23: Two Thresholds Mode

    User manual - METER SRP-147 tA ,tB ,tC or tD (when input signal stay in zone A or zone B) are lower than parameters “t on” or “toFF”, the relay will not change his state (see points A and C, Figure 6.6 a, d, e).

  • Page 24: Device Programming

    User manual - METER SRP-147 Figure 6.7 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 25: Parameters Edition

    User manual - METER SRP-147 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 26: Switch Parameters ("List" Type)

    User manual - METER SRP-147 Press [ENTER] at least 2 seconds to accept the changes, after that question ”Set?” is 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?”...

  • Page 27: Rel1" Menu

    User manual - METER SRP-147 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 28 User manual - METER SRP-147 - 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 29: Beep" Menu

    User manual - METER SRP-147 If option “ noCH ” is selected for “AL” parameter, behaviour of the relay may • depend on “FiLt” parameter in some cases. If “FiLt” is set to big value and the input signal drops, result value of the measure will change slow, causes of turning on or off relay due to thresholds values.
  • Page 30 User manual - METER SRP-147 The process of displayed result calculation is described in details in DISPLAY VALUES CALCULATION paragraph. ”FiLt” - this parameter sets filtration rate. It can be set to values from 0 (no filtration ) to 5 (strongest filtration –...
  • Page 31 User manual - METER SRP-147 „t Sn”, „t Sh” - parameters defining the length and position of the sensor used to measure level of liquids, gases or solids in the tank (Figure 7.1, 7.2). „t Sn” - distance between end of the sensor and bottom of the tank, this parameter has the fixed precision 2-decimal point but the unit is 100 times smaller than “t Sh”...
  • Page 32 User manual - METER SRP-147 t h3 t Sh t h2 h~I[mA] t Sn t h1 Figure 7.1 Parameters of cylindrical tank in vertical position. t h1 t h2 t h3 t Sh h~I[mA] t Sn Figure 7.2 Parameters of cylindrical tank in horizontal position.
  • Page 33 User manual - METER SRP-147 (parameter “CHAr” = ”USEr” ) the If user defined characteristic is selected parameters „Lo C” and „Hi C” are not available for modification, due to their values are calculated from defined characteristic. “AddP” - this menu allow user to add single point to the user defined characteristic.
  • Page 34 User manual - METER SRP-147 ”Lo r” = 75,0% (3 mA) ”Hi r” = 5,0 % (1 mA) nominal measurement range (4-20mA) [mA] permissible measurement range measurement result is displayed display display regardless on nominal range exceeding message ”-Lo-” message ”-Hi-”...

  • Page 35: Outp" Menu

    User manual - METER SRP-147 7.3.4. ”OutP” menu This menu contains parameters of analogue output control. Menu is available if the device is equipped witch analogue output. Analogue output can be controlled depend on both present measured value and peak value (if peak detection is enabled).

  • Page 36: Bri" Parameter

    User manual - METER SRP-147 exceeds defined range then analogue output generates signal equal to upper or lower border of the defined range. These parameters defines the percentage extension of nominal analogue range (with 0,1% resolution). Parameter “ Lo r ” defines lower border of the range due to formula: = A - (A ×...

  • Page 37: Hold" Menu

    User manual - METER SRP-147 7.3.6. ”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: ”norm”...

  • Page 38: Rs" Menu

    User manual - METER SRP-147 7.3.8. ”rS” menu This menu is connected with RS-485 interface, and sets his properties: ”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 39: Edit" Parameter

    User manual - METER SRP-147 7.3.9. ”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. 7.3.10. ”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 40: Menu Structure

    User manual - METER SRP-147 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 MENU ENTER rEL1 Parameter SEtP...
  • Page 41 User manual - METER SRP-147 See previous page ENTER ENTER Parameter MENU modE HOLd edition ENTER MENU timE Hdis MENU H r1 H r2 H r3 H r4 HOUt ENTER ENTER Parameter MENU SECu Scod edition ENTER MENU A r1...

  • Page 42: The Alarm Led

    User manual - METER SRP-147 8. THE ALARM LED The ALARM LED (AL) is turned on when input signal is out of the permissible input range. See parameters: “tyPE” , “Lo r” and “Hi r” in paragraph „InPt” menu. 9. OVER-CURRENT PROTECTION The current input of the device is equipped with over-current protection circuit.

  • Page 43: Linear Characteristic

    User manual - METER SRP-147 10.1.1. Linear characteristic The normalized result is converted by fixed coefficients determined by “Lo C” and “Hi C” parameters (when the normalized results is equal 0, then value “Lo C” is displayed, and when the normalized results is equal 1, then value “Hi C” is displayed). Expression presented below...

  • Page 44: Square Root Characteristic

    User manual - METER SRP-147 10.1.3. Square root characteristic The normalized result is rooted and further conversion is done as for linear characteristic. Conversion is made accordingly with the expression:  × "Hi C" −"Lo C"   "Lo C" , where W means the displayed value.

  • Page 45: Volume Characteristics Of A Cylindrical Tank

    User manual - METER SRP-147 Normalized measurement I (for 0-20 mA range) 0,35 5-elements characteristic X (PH) = „70.0.” Y (PH) X = „35.0.” Y (PL) X (PL) = „50.0.” X = „20.0.” Prąd wejściowy [mA] X = „90.0.” X = „100.0.”...

  • Page 46: Examples Of Calculations

    User manual - METER SRP-147 Volume of tank can be write by general formula: ∫ ⋅dh Possible combination of tank shape for calculation the volume: cylindrical tank in vertical position cylindrical tank in horizontal position parameter t h2=0 t h3=0...
  • Page 47 User manual - METER SRP-147 Example 3: The linear characteristic Let the input mode = 4-20 mA, and parameters “Lo C” and “Hi C” equal to -300 and 1200 respectively. The calculations will be done for three different input currents from example 2.
  • Page 48 User manual - METER SRP-147 Example 6: The user defined characteristic Let the input mode = 4-20 mA, and the user selected the 10 segment characteristic. To do this it is necessary to enter X and Y coordinates of 11 points (see Menu ”inPt”).
  • Page 49 User manual - METER SRP-147 „ t Sn ”=00,00 „t Sh”=10,00 „t h1”=00,00 „ t h2 ”=10,00 „t h3”=00,00 „ t d ”=04,00 Input current [mA] Figure 10.6 The volume characteristic of tank depending on input current in 4÷20mA range.
  • Page 50 User manual - METER SRP-147 I [mA] Figure 10.7 The volume characteristic of tank depending on input current in 4÷20mA range. Example 9 : Analogue output value calculation Lets assume that we have active current output and its parameters are: “modE”...

  • Page 51: The Modbus Protocol Handling

    User manual - METER SRP-147 11. 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 are accepted when receive), no parity control Baud rate:...
  • Page 52 User manual - METER SRP-147 Register Write Range Register description “Pnt ”parameter in “InPt” menu (the copy of 03h register, decimal 0 ÷ 3 point position) 0 - “ 0”; 1 - “ 0.0”; 2 - “ 0.00”; 3 - “0.000”...
  • Page 53 User manual - METER SRP-147 Register Write Range Register description -999 ÷ 999 “HySt” parameter in “rEL1” menu, no decimal point included “modE” parameter in “rEL1” menu: 0 ÷ 5 0 - “noAC” mode; 1 - “on” mode; 2 - “oFF” mode; 3 - “in” mode;...
  • Page 54 User manual - METER SRP-147 Register Write Range Register description -999 ÷ 999 “HySt” parameter in “rEL4” menu, no decimal point included “modE” parameter in “rEL4” menu: 0 ÷ 5 0 - “noAC” mode; 1 - “on” mode; 2 - “oFF” mode; 3 - “in” mode;...
  • Page 55 User manual - METER SRP-147 Register Write Range Register description “Omod” parameter in “OUtP” menu (active current output mode) current output disabled; 1 - current output enabled with 4÷20mA 0 ÷ 3 mode; 2 - current output enabled with 0÷20mA mode;...

  • Page 56: 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), SRP-147 device address = 01h: ADDR FUNC REG H,L COUNT H,L...
  • Page 57 User manual - METER SRP-147 b) The answer (if an error occur): 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...
  • Page 58 User manual - METER SRP-147 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 59: Default And User's Settings List

    User manual - METER SRP-147 12. 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 60 User manual - METER SRP-147 Desc. Parameter Description Default value User's value page t on Turn on delay of relay R4 toFF Turn off delay of relay R4 unit Unit of “t on”, “toFF” parameters of relay R4 Reaction for critical situation of relay R4 Activation of acoustic signal (menu “bEEP”)
  • Page 61 User manual - METER SRP-147 Desc. Parameter Description Default value User's value page Passive current output configuration (“OUtP” menu) Omod Passive current output mode „4-20” (mA) OUtL Display value for 4 mA current output OUtH Display value for 20 mA current output 100.0...
  • Page 62 User manual - METER SRP-147 Desc. Parameter Description Default value User's value page Permission to changes of relay R4 threshold A r4 without of the user password knowledge RS 485 interface configuration (menu “rS”) Addr Device address bAud Baud rate...
  • Page 63 User manual - METER SRP-147...
  • Page 64 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...

Table of Contents