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Assisting the automation

industry since 1986   

User manual

METER

SRL-49

Firmware: v.5.21 or higher

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

Multicolour bargraph

Read the user's manual carefully before starting to use the unit or software. 

Producer reserves the right to implement changes without prior notice.

 2013.06.03

SRL-49_INSSXEN_v.2.08.001 

Summary of Contents for SRL-49

Page 1: ...9 Firmware v 5 21 or higher Input type 0 4 20 mA 0 1 5V 0 2 10V Multicolour bargraph Read the user s manual carefully before starting to use the unit or software Producer reserves the right to impleme...

Page 2: ...NU DESCRIPTION 23 7 3 1 rEL1 menu 24 7 3 2 bEEP menu 26 7 3 3 inPt menu 26 7 3 4 OutP menu 31 7 3 5 bAr menu 32 7 3 6 bri parameter 34 7 3 7 HOLd menu 34 7 3 8 SECu menu 35 7 3 9 rS menu 35 7 3 10 Edi...

Page 3: ...ty and EMC regulations GND input of device should be connected to PE wire The unit must be properly set up according to the application Incorrect configuration can cause defective operation which can...

Page 4: ...several kinds linear square square root and user defined max 20 points length The measured value is displayed simultaneously on 4 digit LED display and 20 points colour bargraph Set relay thresholds...

Page 5: ...it s Display LED 4 digit 9mm height red and 20 points bargraph red green Data memory non volatile memory EEPROM type Front panel protection IP 65 optional version with panel cut out sealing available...

Page 6: ...he power supply network voltage corresponds to the nominal voltage stated on the unit s identification label The load must correspond to the requirements listed in the technical data All installation...

Page 7: ...preparing the mounting hole take the grooves for catches located on both sides of the housing into consideration Figure 4 1 Place the unit in the mounting hole inserting it from the front side of the...

Page 8: ...manual METER SRL 49 b Figure 4 1 Mounting hole dimensions a recommended b allowable Figure 4 2 Installing of brackets and dimensions of connectors 8 92 mm 5 mm 12 mm 10 mm 8 5 mm 16 mm 43 mm 92 mm max...

Page 9: ...delay cut out fuse with a small nominal current value must be used recommended bipolar max 2A and a power supply circuit breaker located near the unit In the case of using a monopolar fuse it must be...

Page 10: ...improper indications keep recommendations listed below Avoid running signal cables and transmission cables together with power supply cables and cables controlling inductive loads e g contactors Such...

Page 11: ...e 4 6 Terminals description relay outputs device with current output 11 1 2 5 6 7 8 9 GND DATA DATA RS 485 Uo 24V 5 10 Imax 100mA 10 11 12 13 14 15 R1 3 4 optional ACTIVE current output R2 n c n c n c...

Page 12: ...4V 5 10 Imax 100mA 10 11 12 13 14 15 3 4 OC1 OC2 OC1 OC4 Umax 30V DC Imax 30mA Pmax 100mW OC3 OC4 optional optional n c n c GND 0 1 5V 0 2 10V 0 4 20mA optional optional Power supply depending on vers...

Page 13: ...s 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 parallel to relay termina...

Page 14: ...load Figure 4 13 Example of OC type outputs connection Figure 4 14 Example of current outputs connection for device with current output only 14 5 6 Uo 10 11 OC1 voltage input 24 V Logic controller 5 6...

Page 15: ...permanent damage to the housing Product marked with this symbol should not be placed in municipal waste Please check local regulations for disposal of electronic products 5 FRONT PANEL DESCRIPTION Sy...

Page 16: ...missible measurement range Figure 6 1 6 2 Figure 6 1 Definitions of measurement ranges in mode 4 20mA If the result of measurement exceeds the permissible measurement range warning Hi or Lo is display...

Page 17: ...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...

Page 18: ...esholds values If one threshold is used Figure 6 4 the relay can be turned on modE on or off modE oFF when the input signal value is contained in zone A If two thresholds are used Figure 6 5 the relay...

Page 19: ...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 20: ...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 21: ...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 22: ...or v causes change 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 tha...

Page 23: ...shing digit slide 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...

Page 24: ...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 25: ...e defined with threshold and hysteresis 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...

Page 26: ...5 voltage inputs Displayed values are defined by parameters Lo C Hi C or by user defined characteristic points and parameter Pnt CHAr this option presets type of the conversion characteristic and can...

Page 27: ...tank in the vertical position t h1 the height of the bottom part of a tank in the elliptic paraboloid shape this parameter has the fixed precision 2 decimal point t h2 the height of the middle part of...

Page 28: ...ter takes cm unit respectively see above than displays the result the volume of the tank in m3 unit if we set parameters of tank in cm unit t Sn parameter takes mm unit respectively see above than dis...

Page 29: ...TER SRL 49 Figure 7 1 Parameters of cylindrical tank in vertical position Figure 7 2 Parameters of cylindrical tank in horizontal position 29 t h1 t h2 t h3 t Sh t Sn h I mA t d t Sh t d t h2 t h1 t h...

Page 30: ...rox 1 5 sec After that device waits for selection of point being deleted by v buttons The short pressing of ENTER button causes by switching between X and Y value of the displayed point The long press...

Page 31: ...e DISPLAY VALUES CALCULATION paragraph the procedure of the permissible input range determining is presented in details If the measurement value do not exceeds permissible measurement range but displa...

Page 32: ...rrent equal to upper or lower border of the defined range The parameters define the percentage extension of nominal current range 4 20 mA with 0 1 resolution Parameter Lo r defines lower border of the...

Page 33: ...Pr4P these parameters allows to define which one of the thresholds of the relay will be showed on bargraph oFF no one thresholds will be marked 1St threshold refer to SEtP will be marked only 2nd thr...

Page 34: ...D display bright can be set to conventional values from 1 to 8 7 3 7 HOLd menu This menu contains parameters connected with peak detection function See also full description of the peak detection func...

Page 35: ...ays LEDs R1 R4 without knowledge about user password 7 3 9 rS menu This menu is connected with RS 485 interface and sets his properties Addr this parameter defines the address of the device accordingl...

Page 36: ...parameter rESP should be set to Std no additional delay Unfortunately for some third party RS converters rESP should be adjusted experimentally Table 7 2 contains most frequently used values bAud para...

Page 37: ...ESC Measurement mode ENTER MENU ESC ENTER MENU ESC rEL3 MENU ESC MENU ESC bEEP MENU ESC inPt MENU ESC AL r1 r2 r3 r4 Parameter edition ENTER MENU ESC ENTER ENTER MENU ESC tYPE CHAr FiLt Pnt Lo C Hi C...

Page 38: ...NTER MENU ESC ENTER ENTER MENU ESC Scod A r1 A r2 A r3 A r4 ENTER MENU ESC ENTER MENU ESC modE PEA timE Hdis H r1 H r2 H r3 H r4 Parameter edition HOUt See previous page MENU ESC SEt 4 digit special p...

Page 39: ...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 40: ...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 41: ...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 42: ...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 43: ...e 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 result calculation Let...

Page 44: ...nts from example 2 a Iin 10 mA and In 0 375 Accordingly to expression on page 40 for square characteristic 0 375 2 1200 300 211 and next the Lo C value is added to the result so the displayed value W...

Page 45: ...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 X1 an...

Page 46: ...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 sensor...

Page 47: ...ge 32 Iout 17 5 10 0 20 0 10 0 16 mA 4 mA 0 75 16 4 16 mA Calculated Iout do not exceeds the output working range 3 8 21 mA b D 20 5 According to formula from page 32 Iout 20 5 10 0 20 0 10 0 16 mA 4...

Page 48: ...nt parameter in InPt menu decimal point position 0 0 1 0 0 2 0 00 3 0 000 04h Yes see descr State of the relays and alarm LED binary format 1 on 0 off 00000000 000edcba a relay R1 b relay R2 c relay R...

Page 49: ...lowed 24h Yes see descr Parameters of SECU menu binary format 0 oFF 1 on bit 0 A r1 parameter bit 1 A r2 parameter bit 2 A r3 parameter bit 3 A r4 parameter 25h Yes 0 5 rESP parameter in rS menu addit...

Page 50: ...tes depend on unit parameter register no 3Dh 3Dh Yes 0 1 unit parameter in rEL2 menu 0 seconds 1 minutes 3Eh Yes 0 2 AL parameter in rEL2 menu 0 no changes 1 on 2 off 3Fh Yes 999 9999 SEt2 parameter i...

Page 51: ...HOLd mode 55h Yes 0 1 H r2 parameter in HOLd menu 0 rEAL mode 1 HOLd mode 56h Yes 0 1 H r3 parameter in HOLd menu 0 rEAL mode 1 HOLd mode 57h Yes 0 1 H r4 parameter in HOLd menu 0 rEAL mode 1 HOLd mo...

Page 52: ...1St 2 option 2nd 3 option botH B8h Yes 0 4 Parameter P1AL of sub menu bAr critical situation defined for relay R1 0 no change 1 option morE 2 option LESS 3 option on 4 option oFF B9h Yes 0 4 Paramete...

Page 53: ...amples 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 Starting address address of first registe...

Page 54: ...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 the same as the message ADDR FUNC...

Page 55: ...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 56: ...steresis of relay R2 0 0 24 modE Operation mode of relay R2 on 24 t on Turn on delay of relay R2 0 0 25 toFF Turn off delay of relay R2 0 0 25 unit Unit of t on toFF parameters of relay R2 SEC 25 AL R...

Page 57: ...7 Lo C Minimum displayed value for nominal range 000 0 27 Hi C Maximum displayed value for nominal range 100 0 27 t h1 Height length first part of the tank 00 00 27 t h2 Height length second part of t...

Page 58: ...tness bri6 34 Configuration of peaks detection function HOLd menu modE Kind of detected changes norm 34 PEA Minimum detected change 0 0 34 timE Maximum time of peak displaying 0 0 34 HdiS The type of...

Page 59: ...ice address 0 35 bAud Baud rate 9 6 35 mbAc Permission to changes of configuration registers on 35 mbtO Maximum delay between received messages 0 35 rESP Additional delay of answer transmission Std 36...

Page 60: ...User manual METER SRL 49 60...

Page 61: ...User manual METER SRL 49 61...

Page 62: ...SIMEX Sp z o o ul Wielopole 7 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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