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Assisting the automation

industry since 1986

User manual

METER

SRT-73

Firmware: v.5.18 or higher
Input type: Pt100/500/1000
Two-colour display

2013.06.06

SRT-73_INSSXEN_v.2.09.001

Microlectra bv.

Hermanus Boerhaavestraat 6. 3261 ME Oud-Beijerland. Netherlands.

Tel 31(0)186-616290 Fax 31(0)186-610349 www.microlectra.nl [email protected]

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

Producer reserves the right to implement changes without prior notice.

Содержание SRT-73

Страница 1: ...06 SRT 73_INSSXEN_v 2 09 001 Microlectra bv Microlectra bv Hermanus Boerhaavestraat 6 3261 ME Oud Beijerland Netherlands Tel 31 0 186 616290 Fax 31 0 186 610349 www microlectra nl info microlectra nl...

Страница 2: ...ROGRAMMING 19 7 1 PROGRAMMING MENU 19 7 2 PARAMETERS EDITION 20 7 2 1 Numeric parameters digit change mode 20 7 2 2 Numeric parameters slide change mode 20 7 2 3 Switch parameters LIST type 20 7 3 MEN...

Страница 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...

Страница 4: ...or two relay or OC type outputs Device SRT 73 is equipped with RS 485 Modbus RTU communication interface and sensor supply output The meter can be ordered in two power supply versions SRT 73 can be us...

Страница 5: ...Operating temperature depending on version 0 C to 50 C or 20 C to 50 C Storage temperature depending on version 10 C to 70 C or 20 C to 70 C Humidity Altitude 5 to 90 no condensation up to 2000 meters...

Страница 6: ...orted to the carrier Also write down the unit serial number located on the housing and report the damage to the manufacturer Attached with the unit please find user s manual warranty assembly brackets...

Страница 7: ...4 1 Mounting hole dimensions a recommended b allowable Figure 4 2 Installing of brackets and dimensions of connectors 7 66 5 mm 8 mm 8 mm 8 mm 8 mm 1 mm max 5 mm 32 5 mm 1 mm 68 mm max 5 mm 32 5 mm 9...

Страница 8: ...e 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 Wiring must me...

Страница 9: ...tems e g RC type 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...

Страница 10: ...OC2 Umax 30V DC Imax 30mA Pmax 100mW OC1 optional OC2 optional Power supply depending on version n c Pt100 500 1000 Pt100 500 1000 7 8 9 1 2 10 6 7 8 9 18 19 20 13 14 R1 optional 3 4 R2 optional 17 1...

Страница 11: ...s 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 terminals or better directly on the...

Страница 12: ...not recommended When 4 wires or 2 wires connection is used the resistance of particular wires Ra Rd CAN BE DIFFERENT When 3 wires connection is used the resistance of particular wires Ra Rd MUST BE I...

Страница 13: ...marked with this symbol should not be placed in municipal waste Please check local regulations for disposal of electronic products 5 FRONT PANEL DESCRIPTION Symbols and functions of push buttons Symb...

Страница 14: ...nged by entering the menu see DEVICE PROGRAMMING Use the local keyboard or the remote controller to do it Note all parameters can be remote changed via RS 485 interface Configuration of the device via...

Страница 15: ...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 If one threshold is used Figure 6 2 the relay can...

Страница 16: ...s state changes moments for t on 0 toFF 0 tA tB tC tD time periods while input signal is in zone A or zone B Figure 6 4 Principle of LED relay output operation for one threshold mode 16 SEtP parameter...

Страница 17: ...least t on see points BON DON Figure 6 4 a d e Similarly the relay will be turned off if time toFF elapse since the input signal value exceeds any of the border values see points BOFF DOFF Figure 6 4...

Страница 18: ...process the relay output changes his state depends of both SEtP and SEt2 thresholds in similar way as it was described in one threshold mode If two threshold mode is used modE parameter defines state...

Страница 19: ...th parameter name by few seconds Confirmed changes may be checked or user can switch viewed parameter pressing or v button 7 1 PROGRAMMING MENU To enter main menu being in the measurement mode operato...

Страница 20: ...d hold button only the increasing became quickest as long as button is pressed To slow down the increasing button v can be used If v is pressed shortly and button is still pressed increasing slow down...

Страница 21: ...to menu 7 3 MENU DESCRIPTION password checking If some password different from 0000 is set then every enter to main menu follows the entering of password If entered password is correct then first men...

Страница 22: ...turned off on one threshold mode the relay is turned ON when input signal exceeds SEtP HYSt value and is turned off back when the input signal became lower than SEtP HYSt oFF one threshold mode the r...

Страница 23: ...reaction when some critical situations occurs noCH relay do not change his state on relay will be turned on oFF relay will be turned off If parameter modE is set to on oFF in or Out the critical situ...

Страница 24: ...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 control for selected relay is on the display wil...

Страница 25: ...gement disabled on acknowledgement enabled 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 DE...

Страница 26: ...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...

Страница 27: ...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...

Страница 28: ...NU ESC ENTER rEL2 MENU ESC MENU ESC MENU ESC rEL1 Measurement mode ENTER MENU ESC MENU ESC inPt ENTER MENU ESC ENTER ENTER MENU ESC SEtP SEt2 HYSt modE t on toFF unit AL Parameter edition See next pag...

Страница 29: ...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...

Страница 30: ...unctions can not exceeds 16 registers for single frame The device interprets the broadcast messages but then do not sends the answers 9 1 LIST OF REGISTERS Register Write Range Register description 01...

Страница 31: ...est brightness 8 the highest brightness 2Eh Yes 0 1 SCoL parameter in CoL menu main colour of display 0 green 1 red 2Fh Yes 0 1 Edit parameter numerical parameters edit mode 0 dig mode 1 SLid mode 30h...

Страница 32: ...rameter in HOLd menu 0 rEAL mode 1 HOLd mode 54h Yes 0 1 H r1 parameter in HOLd menu 0 rEAL mode 1 HOLd mode 55h Yes 0 1 H r2 parameter in HOLd menu 0 rEAL mode 1 HOLd mode 60h Yes see descr Parameter...

Страница 33: ...mples 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 register...

Страница 34: ...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...

Страница 35: ...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 reg 02h 0 no errors DATA H3 L3 reg 03h 1 decimal point position 0 0 There is...

Страница 36: ...R2 0 0 22 modE Operation mode of relay R2 on 22 t on Turn on delay of relay R2 0 0 23 toFF Turn off delay of relay R2 0 0 23 unit Unit of t on toFF parameters of relay R2 SEC 23 AL Reaction for criti...

Страница 37: ...r1 Source of relay R1 and LED R1 control rEAL 25 H r2 Source of relay R2 and LED R2 control rEAL 25 Settings of access to the configuration parameters SECu menu A r1 Permission to changes of relay R1...

Страница 38: ...User manual METER SRT 73 38...

Страница 39: ...User manual METER SRT 73 39...

Страница 40: ...lectra bv Hermanus Boerhaavestraat 6 3261 ME Oud Beijerland Netherlands Tel 31 0 186 616290 Fax 31 0 186 610349 www microlectra nl info microlectra nl www microlectra nl Microlectra bv info microlectr...

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