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User manual - METER SRT-77-XA

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Summary of Contents for SRT-77

Page 1: ...T 77 XA Firmware v 5 18 or higher Input type TC K S J T N R B E Double display Read the user s manual carefully before starting to use the unit or software Producer reserves the right to implement cha...

Page 2: ...7 DEVICE PROGRAMMING 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...

Page 3: ...fety 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 ca...

Page 4: ...racteristics referred to particular thermocouples and temperature of cold ends is compenssated automatically The device has additional measurement range 10 90mV mainly for diagnostics of measurement c...

Page 5: ...1200 bit s 115200 bit s Display double LED first 4 digit 13mm height red second 4 digit 10mm height green Data memory non volatile memory EEPROM type Protection level IP 65 optional version with panel...

Page 6: ...e 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 installation Ensure tha...

Page 7: ...stall the unit a 66 5 x 66 5 mm mounting hole 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...

Page 8: ...ual METER SRT 77 XA 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 68 mm max 5 mm...

Page 9: ...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 Wiring must...

Page 10: ...ction systems 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 magneticall...

Page 11: ...disconnected 11 1 2 10 6 7 8 9 18 19 20 Power supply depending on version 13 14 R1 optional 3 4 R2 optional 17 16 GND DATA DATA RS 485 Uo 24V 5 10 Imax 100mA TC GND GND GND 1 2 10 6 7 8 9 18 19 20 Po...

Page 12: ...ets 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 t...

Page 13: ...ith solvents For cleaning use warm water with small amount of detergent or in the case of more significant contamination ethyl or isopropyl alcohol Using any other agents can cause permanent damage to...

Page 14: ...esult depends on exceeded value The measurement results are displayed on the main display Hi Lo and Ov messages are displayed on the second display At the same time symbol is displayed on the main dis...

Page 15: ...Ld menu Figure 6 1 Process of peaks detection 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 p...

Page 16: ...y 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 16 zone A zone B measure SEtP p...

Page 17: ...hysteresis 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...

Page 18: ...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 B...

Page 19: ...to operation of measurement input control modes critical situations behaviour communication via RS 485 and access settings The meaning of the particular parameters is described in paragraph MENU DESCR...

Page 20: ...Numerical parameters are displayed as decimal numbers The mode of its new value entering depends on chosen edit method see parameter Edit In mode by digit Edit dig pressing one of the keys or v cause...

Page 21: ...ting numeric and switching parameters While editing numeric parameter change of current flashing digit slide change of value acceleration deceleration direction change While editing switch parameter s...

Page 22: ...rst digit to change value use and v buttons This threshold is accessible when modE parameter is set to in or out value Threshold is the medium value of relay hysteresis HYSt hysteresis of relay range...

Page 23: ...toFF turn off delay time the relay is turned off with delay equal toFF if the input value exceeds appropriate border value defined with threshold and hysteresis at least toFF time toFF range 0 99 9 d...

Page 24: ...300 C tc r 50 C 1768 C tc b 250 C 1820 C tc E 200 C 1000 C volt The device has additional measurement range 10 90mV mainly for diagnostics of measurement circuits Being in this range unit displays dir...

Page 25: ...displayed H r1 H r2 relay LED outputs R1 R2 operation mode rEAL relay LED operates depend on the current value HOLd relay LED operates depend on the peak drop value 7 3 5 SECu menu This menu contains...

Page 26: ...will be greater than the value of mbtO parameter the relays which are controlled via RS 485 interface will set to alert state see rEL1 menu description Parameter mbtO can be set to values from 0 to 99...

Page 27: ...re the factory settings of the device To get the access to this option special password is required 5465 next the device displays acknowledge question SEt Press ENTER to acknowledge the restoring of f...

Page 28: ...MENU 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 p...

Page 29: ...Parameter edition ENTER MENU ESC ENTER ENTER MENU ESC Addr bAud mbAc mbtO rESP Parameter edition ENTER MENU ESC ENTER ENTER MENU ESC Scod A r1 A r2 SEt 4 digit special password entering 0 _ _ _ ENTER...

Page 30: ...tions 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 01h N...

Page 31: ...1 Edit parameter numerical parameters edit mode 0 dig mode 1 SLid mode 30h Yes 999 9999 SEtP parameter in rEL1 menu no decimal point included 31h Yes 999 999 HySt parameter in rEL1 menu no decimal poi...

Page 32: ...0 1 H r2 parameter in HOLd menu 0 rEAL mode 1 HOLd mode 2 after writing to register no 20h the device responds with an old address in the message 3 after writing to register no 22h the device responds...

Page 33: ...d of the displayed value measurement SRT 77 XA device address 01h ADDR FUNC REG H L COUNT H L CRC L H 01 03 00 01 00 01 D5 CA a The answer we assume that the measure result is not out of range ADDR FU...

Page 34: ...new baud rate 19200 baud Device do not reply to BROADCAST type messages 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...

Page 35: ...ysteresis of relay 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...

Page 36: ...of relay R2 threshold without of the user password knowledge on 25 RS 485 interface configuration menu rS Addr Device address 0 26 bAud Baud rate 9 6 26 mbAc Permission to changes of configuration re...

Page 37: ...User manual METER SRT 77 XA 37...

Page 38: ...User manual METER SRT 77 XA 38...

Page 39: ...User manual METER SRT 77 XA 39...

Page 40: ...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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