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MIKROTHERM

®

 825 

MT825-A, 

Communications 

MT825A/C 11/09 Rev.3/Soft.4 

THERMOPROZESS s.r.o. 

Riegrova 2668/6c 

370 01 

Č

eské Bud

ě

jovice 

tel.:  +420 387 313 182 
fax : +420 385 340 947 

e-mail: 

[email protected]

 

internet : 

www.thermoprozess.cz

 

 

THERMOPROZESS

 

Summary of Contents for MIKROTHERM 825

Page 1: ...5 A Communications MT825A C 11 09 Rev 3 Soft 4 THERMOPROZESS s r o Riegrova 2668 6c 370 01 České Budějovice tel 420 387 313 182 fax 420 385 340 947 e mail info thermoprozess cz internet www thermoprozess cz THERMOPROZESS ...

Page 2: ...cated setting of controllers or for setting of production line by the technology procedures stored in PC The controllers configured in system Master Slave Prot SGnL The controller MT825A MASTER retransmits set point value and the SLAVE controllers MT600 receive this value and process it In comparison with analog retransmit the MASTER SLAVE system has the advantage in galvanic isolation of controll...

Page 3: ...lowing picture 2 2 Interface EIA 485 The interface EIA 485 is suitable for industrial environment The local network with this interface can link as many as 32 controllers with PC up to the distance 1200 meters When repeaters are used more controllers can be linked at longer distance In basic wiring there must be an appropriate converter or PC card for transferring of interface RS 232 to EIA 485 at...

Page 4: ...bytes 2 bytes The commands for MT825 Read 03H or 04H Write to 1 register 06H Back inquiry 08H 3 2 Operation read This operation enables reading as many as 32 registers in a row one after another If register is not defined the controller returns the value 32000 if the register is not active the controller returns the value 32001 Command Address of controller 03H Address of 1 read register Number of...

Page 5: ...sponse 0C 06 00 64 01 C8 C9 0E Response error report Address of controller Command 80H Error reports CRC 1 byte 1 byte 1 byte 2 bytes Error reports 01 error of command entered error in CRC 02 register does not exist or is intended only for reading 03 data are beyond the limits 04 writing to register failed e g error of hardware too high interference Example error of the register entered Command 0C...

Page 6: ... 0C 08 0A 14 1E 28 AB 74 3 5 Timing of communication line If there is more than 1 controller on the line only line EIA 485 it is necessary to observe the timing shown in the following picture The time interval pause between ending of receiving and transmitting of another command must be more or equal to 50ms In opposite case the data collision might appear time Transmitting command Receiving respo...

Page 7: ...nication line Display reading Note 0 1800 Factory setting no decimal point 1 180 0 Factory setting 1 decimal point 2 18 00 Factory setting 2 decimal point dEC1 0 180 By par dEC1 no dec point input tc rtd dEC1 1 1800 180 0 By par dEC1 1 dec point input tc rtd dEC1 0 180 By par dEC1 no dec point input process dEC1 1 18 0 By par dEC1 1 dec point input process dEC1 2 1 80 By par dEC1 2 dec points inpu...

Page 8: ...eturns the value 22000 70 r PID controlling 0 to 1000 ON OFF controlling 0 switched OFF 1 switched ON 1 Control output Power at for PID controlling State of the output for ON OFF controlling 71 r 0 switched OFF 1 switched ON Alarm signal output 72 r 0 switched OFF 1 switched ON Event output 1 73 r 0 switched OFF 1 switched ON Event output 2 74 r 0 switched OFF 1 switched ON Event output 3 80 r 0 t...

Page 9: ...t1 ht Cl 5 to 250 for ot1 ht2 Cl2 1 15 0 Time cycle hYS1 117 r w 10 to 2490 20 dEC1 Hysteresis for switching ON OFF of the control output CAL1 120 r w 9990 to 9990 0 dEC1 Calibration of measuring input o2Lo 130 r w 4990 to o2hI for ALPr SGPr 9990 to 0 pro AldE SGdE 4990 990 dEC1 Low alarm signal set points o2hI 131 r w o2Lo to 24990 pro AlPr SGPr 0 to 9990 pro AldE SGdE 24990 990 dEC1 High alarm s...

Page 10: ...d input 0 0 1 0 0 Process input 0 0 1 0 0 2 0 00 rL1 202 r w 4990 to rh1 4990 dEC1 Low range of process input rh1 203 r w RL1 to 24990 24990 dEC1 High range of process input Ftr1 204 r w 0 to 600 0 oFF 10 1 Input filter ot1 210 r w 0 ht 1 CL 2 ht2 3 CL2 0 for SSD and proc 2 pro relay Setting of the control output PLd1 211 r w 0 to 100 100 0 Output power limit below SPL1 SPL1 212 r w 4990 to 24990 ...

Page 11: ...o 9990 100 dEC1 Guaranteed soak deviation tCon 251 r w 0 to 999 0 oFF 0 0 Maximum duration of the interruption in minutes for continuing in program Pout 252 r w 0 Cont 1 hoLd 2 Abrt 0 Response to the supply voltage interruption It takes effect after the duration Tcon elapsed Strt 253 r w 0 ProG 1 PrSt 0 Setting of options for starting a program StoP 254 r w 0 C E 1 Ch E 2 C AE 3 ChAE Setting of op...

Page 12: ...ame as StP1 0 6th position of user menu StP7 276 r w The same as StP1 0 7th position of user menu StP8 277 r w The same as StP1 0 8th position of user menu SP1 280 r w 0 oFF 1 on 0 The lock for set point value SP1 ProF 281 r w 0 oFF 1 on 0 The lock for menu ProF in operation level PCPY 282 r w 0 oFF 1 on 0 The lock for menu PCPY in operation level GLbL 283 r w 0 oFF 1 on 0 The lock for menu GLbL i...

Page 13: ...ion for the output 4 IEt2 311 r w 0 hold 1 oFF 2 on 0 State of the event output 2 when a program is interrupted o4hI 312 r w 4990 to 24990 24990 dEC1 High limit for alarm signaling tSG4 313 r w 1 to 200 10 0 Setting of time of signaling at the end of program ot5 320 r w 0 Ent3 1 ALPr 2 SGPr 3 SGA 4 SGb 0 Setting of the function for the output 5 IEt3 321 r w 0 hold 1 oFF 2 on 0 State of the event o...

Page 14: ... 1 on 0 The event output 3 Gd 1419 r w 0 oFF 1 on 2 Strt 1 Guaranteed soak deviation If the parameters of the same program and step are edited currently from the keyboard as well as from communication line the values transferred from communication are not accepted Starting holding interrupting a program Display Address Range Initiation Dec point Note ProG 1200 r w 1 to 34 1 0 Program you wish StEP...

Page 15: ...state of the controller Display Address Range Initiation Dec point Note 1250 r 0 the program does not run 1 program runs 2 state hold 3 state abort State of the controller ProG 1251 r 1 to 34 Actual program that runs StEP 1252 r 1 to 15 Actual step that runs EnSP 1253 r Final set point value trEM 1254 r Time to the end of step hours trEM 1255 r Time to the end of step minutes How to set the time c...

Page 16: ...C1 Process value at the position defined by the address 1300 If sensor is not set controller returns the value 22000 If there is a error in sensor controller returns the value 22001 1302 r 1 to 12 0 Month position at the address 1300 1303 r 1 to 31 0 Day position at the address 1300 1304 r 0 to 23 0 Hour position at the address 1300 1305 r 0 to 59 0 Minute position at the address 1300 1330 r w 0 n...

Page 17: ...on writing 06H 5 3 4 Operation back inquiry 5 3 5 Timing of communication line 6 4 Overview of registers 7 System registers 7 Operation level 9 Configuration level 10 Extended configuration menu 13 Editing a program 14 Starting holding interrupting a program 14 Starting a program by the internal clock 15 Editing of the state of the controller 15 How to set the time clock 15 Reading of measured val...

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