Simex SRP-73 User Manual Download Page 1

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Assisting the automation

industry since 1986

User manual

METER

SRP-73

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Firmware: v.5.21 or higher

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Input type: 0/4-20 mA, 0/1-5V, 0/2-10V

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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.

2014.12.17

SRP-73_INSSXEN_v.2.10.002

Summary of Contents for SRP-73

Page 1: ...73 Firmware v 5 21 or higher Input type 0 4 20 mA 0 1 5V 0 2 10V Two colour display Read the user s manual carefully before starting to use the unit or software Producer reserves the right to implemen...

Page 2: ...LIST type 22 7 3 MENU DESCRIPTION 22 7 3 1 rEL1 menu 23 7 3 2 inPt menu 25 7 3 3 bri parameter 30 7 3 4 CoL menu 30 7 3 5 HOLd menu 31 7 3 6 SECu menu 32 7 3 7 rS menu 32 7 3 8 Edit parameter 33 7 3...

Page 3: ...e for executing the installation according to this manual local safety and EMC regulations GND input of device should be connected to PE wire The unit must be properly set up according to the applicat...

Page 4: ...ive input is realised by software and selected input can be changed at any time Additionally the SRP 73 allows user to select a conversion characteristic of several kinds linear square square root use...

Page 5: ...olour red and green or for IP 65 version 5 digit 9mm height red Data memory non volatile memory EEPROM type Protection level depending on display size 5 x 9mm version IP 65 from front optional version...

Page 6: ...antage of these characteristics installation of the unit must be conducted correctly and according to the local regulations Read the basic safety requirements on page 3 prior to starting the installat...

Page 7: ...e Figure 4 1 must be prepared The thickness of the material of which the panel is made must not exceed 5mm When preparing the mounting hole take the grooves for catches located on both sides of the ho...

Page 8: ...ser manual METER SRP 73 Figure 4 2 Installing of brackets and dimensions of connectors Figure 4 3 Minimum distances when assembly of a number of units 8 92 mm 5 mm 12 mm 10 mm 8 5 mm 16 mm 91 mm 57 mm...

Page 9: ...ver tightening can lead to damaging the connections inside the units and breaking the thread In the case of the unit being fitted with separable clamps they should be inserted into appropriate connect...

Page 10: ...lters is recommended Bear in mind that the connection between the filter and the unit should be as short as possible and the metal housing of the filter must be connected to the earth with the largest...

Page 11: ...Figure 4 8 Connection of 3 wire current converters 11 1 2 10 6 7 8 9 18 19 20 13 14 3 4 17 16 n c n c GND DATA DATA RS 485 Uo 24V 5 10 Imax 100mA GND 0 1 5V 0 2 10V 0 4 20mA OC1 OC2 Umax 30V DC Imax...

Page 12: ...tive loads coils contactors power relays electromagnets motors etc it is required to use additional suppression circuit typically capacitor 47nF min 250VAC in series with 100R 5W resistor connected in...

Page 13: ...e faster ageing of the internal components and shorten the fault free time of the unit s operation In cases where the unit gets dirty do not clean with solvents For cleaning use warm water with small...

Page 14: ...menu Modification of the parameter value Change of the display mode 6 PRINCIPLE OF OPERATION After turning the power supply on device ID and software version are showed on the display next the contro...

Page 15: ...ating mode If or v will be pressed in 5 sec again the next threshold will be displayed else the device comes back to the measurement mode If a free access is enabled see description of SECu menu user...

Page 16: ...he relays LEDs can be controlled depend on the current value of input signal or the peak value see HOLd menu Figure 6 3 Process of peaks detection 6 3 CONTROL OF THE RELAY OUTPUTS The control of the o...

Page 17: ...LED outputs The relay outputs and LEDs named R can be controlled depend on both the current value and the peak value when peak detection is active of the input signal 17 zone A zone B measure SEtP par...

Page 18: ...steresis and threshold hysteresis respectively If t on and toFF parameters are set to 0 then the relay state will be changed as soon as input value exceeds any of the border values see points A and C...

Page 19: ...connected with relay outputs are described in paragraph rEL1 menu 6 3 2 Two thresholds mode Obja nienie A B C D E points where measured signal exceeds border values expected value allowed deviation BO...

Page 20: ...ar parameters is described in paragraph MENU DESCRIPTION Some of the parameters can be accessed without menu entering quick view mode After pressing or v button name of the threshold e g rEL1 and his...

Page 21: ...e of current position flashing digit or the sign Short pressing of the ENTER button causes change of the position digit Press ENTER at least 2 seconds to accept the changes after that question SEt is...

Page 22: ...change of value acceleration deceleration direction change While editing switch parameter selection of switch parameter If numerical parameter is being edited a short press of ENTER button change edit...

Page 23: ...or out value Threshold is the medium value of relay hysteresis HYSt hysteresis of relay range 0 999 Full hysteresis of the relay is equal to 2x HYSt parameter The relay state can change when an input...

Page 24: ...is at least toFF time toFF range 0 99 9 defined with 0 1 sec resolution Unit of this parameter is set by unit parameter If time when the input signal exceeds some border value is shorter than t on or...

Page 25: ...f a cylindrical tank in the horizontal position determined by parameters t h1 t h2 t h3 t d t Sn t Sh in InPt menu see below for details of the parameters If user defined characteristic is selected an...

Page 26: ...of a tank in the elliptic paraboloid shape this parameter has the fixed precision 2 decimal point t d the diameter of the middle part of a tank this parameter has the fixed precision 2 decimal point...

Page 27: ...e measurement range but displayed value exceeds range of 9999 than you can move to the right position of the decimal point if it is still possible see parameter Menu inPt Pnt If in the volume characte...

Page 28: ...value of X coordinate If user trays to do it Err warning is displayed To modify any defined point use EdtP option To distinguish X and Y coordinates if X coordinate is displayed an additional decimal...

Page 29: ...s contained in the permissible range a proper result is displayed If input signal exceeds this range defined by Lo r and Hi r Lo or Hi warning is displayed depend on input signal value Figure 7 3 Exam...

Page 30: ...d C r1 C r2 control the display colour according to relay R1 R2 separate state oFF control for particular relay is off on control for selected relay is on the display will change its colour after sele...

Page 31: ...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...

Page 32: ...to frames with address 255 FFh bAud this parameter determines RS 485 interface baud rate It can be set to one of 8 possible values 1 2 2 4 4 8 9 6 19 2 38 4 57 6 115 2 which respond to the baud rates...

Page 33: ...20c 50c Tab 7 1 Settings of rESP parameter 7 3 8 Edit parameter 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 dE...

Page 34: ...C MENU ESC rEL1 Measurement mode ENTER MENU ESC MENU ESC inPt ENTER MENU ESC ENTER ENTER MENU ESC tYPE CHAr FiLt Pnt Lo C Hi C t h1 t h2 Parameter edition t h3 t d t Sn ENTER MENU ESC ENTER ENTER MENU...

Page 35: ...Aud mbAc mbtO rESP Parameter edition ENTER MENU ESC ENTER ENTER MENU ESC Scod A r1 A r2 SEt 4 digit special password entering ENTER MENU ESC ENTER ENTER MENU ESC SCoL C r1 C r2 C AL C Pr dir SEtP HYSt...

Page 36: ...nd units The first step to compute the result of measure is the calculation of the normalized result it means result of 0 1 range To do it the begin of the input range 0 mA for 0 20mA range and 4mA fo...

Page 37: ...r In such a case for an increasing value of input current the displayed value decreases Figure 10 1 Normal Lo C Hi C and inverted Lo C Hi C characteristic 10 1 2 Square characteristic The normalized r...

Page 38: ...he normalized result In the device computes specific segment e g for characteristic from figure below and In 0 65 the segment between points X 50 0 and X 70 0 will be chosen Let s mark those points as...

Page 39: ...t value equal 1 displays value t Sh t Sn Figure 10 5 The linear scaling can be expressed as follow h In t Sh t Sn where h is level of liquids gases or solids in the tank see Figure 7 1 7 2 Figure 10 5...

Page 40: ...0 then permissible input currents range will be equal 3 2 mA 22 mA Lower border of the range is the result of calculations 4 mA 4 mA 20 and the higher 20 mA 20 mA 10 Example 2 The normalized In resul...

Page 41: ...ferent input currents from example 2 a Iin 10 mA and In 0 375 Accordingly to expression on page 37 for square characteristic 0 375 2 1200 300 211 and next the Lo C value is added to the result so the...

Page 42: ...nd Ip 0 3 the displayed value W In I p Y PH Y PL X PH X PL 100 Y PL 0 375 0 3 80 30 40 30 100 30 67 b Iin 2 5 mA and In 0 0938 because of the normalized In value is lower than 0 the segment defined by...

Page 43: ...of the cylinder located in horizontal position The tank has dimension height in first part is 2m height in second part is 8 05m diameter 3 26m and length of the sensor 10m The output of signal of the...

Page 44: ...ompatible The device parameters and display value are available via RS 485 interface as HOLDING type registers numeric values are given in U2 code of Modbus RTU protocol The registers or groups of the...

Page 45: ...ank in the vertical position 5 volume characteristics of a cylindrical tank in the horizontal position 12h Yes 0 5 FiLt parameter in InPt menu measurement filtering rate 13h Yes 0 3 Pnt parameter in I...

Page 46: ...in rEL1 menu no decimal point included 32h Yes 0 5 modE parameter in rEL1 menu 0 noAC mode 1 on mode 2 oFF mode 3 in mode 4 out mode 5 modb mode 33h Yes 0 999 t on parameter in rEL1 menu expressed in...

Page 47: ...point included 70h5 Yes 999 1999 The value of X coordinate of point no 1 of the user defined characteristic expressed in 0 1 71h5 Yes 999 9999 The value of Y coordinate of point no 1 of the user defi...

Page 48: ...EXAMPLES OF QUERY ANSWER FRAMES Examples apply for device with address 1 All values are represent hexadecimal Field description ADDR Device address on modbus network FUNC Function code REG H L Starti...

Page 49: ...02 DATA identification code 20F7h 3 Change of the device address from 1 to 2 write to reg 20h ADDR FUNC REG H L DATA H L CRC L H 01 06 00 20 00 02 09 C1 DATA H 0 DATA L new device address 2 The answer...

Page 50: ...NT L the count of being read registers max 16 The answer ADDR FUNC BYTE C DATA H1 L1 DATA H2 L2 DATA H3 L3 CRC L H 01 03 06 00 0A 00 00 00 01 78 B4 DATA H1 L1 reg 01h 10 displayed value 1 0 DATA H2 L2...

Page 51: ...Operation mode of relay R2 on 23 t on Turn on delay of relay R2 0 0 24 toFF Turn off delay of relay R2 0 0 24 unit Unit of t on toFF parameters of relay R2 SEC 24 AL Reaction for critical situation o...

Page 52: ...gement of display colour signalisation oFF 31 Configuration of peaks detection function HOLd menu modE Kind of detected changes norm 31 PEA Minimum detected change 0 0 31 timE Maximum time of peak dis...

Page 53: ...User manual METER SRP 73 53...

Page 54: ...User manual METER SRP 73 54...

Page 55: ...User manual METER SRP 73 55...

Page 56: ...SIMEX Sp z o o ul Wielopole 11 80 556 Gda sk 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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