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SR253 Series 

Digital Controller 

Instruction Manual

Thank you for purchasing the Shimaden SR253 Series.  Please check that the

delivered product is the correct item you ordered.  Please do not begin

operating this product until you have read this instruction manual thoroughly

and understand its contents.

SR253F-1BE  

NOV. 2001

Summary of Contents for SR253 Series

Page 1: ...for purchasing the Shimaden SR253 Series Please check that the delivered product is the correct item you ordered Please do not begin operating this product until you have read this instruction manual...

Page 2: ...se and the overheating protection device No warranty express or implied is valid in the case of usage without having implemented proper safety countermeasures Caution The mark on the plate affixed to...

Page 3: ...ias 10 2 Setting of the PV filter 10 3 Setting of R T D type 11 4 Setting of reference junction compensation 11 5 Setting of measuring unit 11 6 Setting of rounding of lowest decimal place 11 7 Settin...

Page 4: ...coefficient 35 10 Setting of remote linear delay time 35 Matters Related to Ramp Setting 11 Setting of ramp value 35 12 Setting of ramp unit 36 13 Setting of ramp rate 36 6 8 Control group Group 1 37...

Page 5: ...our local office concerning any problems with the product accessories or related items 1 2 Caution for use 1 Avoid operating keys of the front panel with hard or sharp objects or motions Lightly touch...

Page 6: ...dimensions and panel cutout 1 SR253 External dimensions and panel cutout 2 Dimension of current transformer CT for heater break alarm For 0 30A CTL 6 S For 0 50A CTL 12 S36 8 2 In the case where there...

Page 7: ...ing should be performed with earth resistance less than 100 and with wire thicker than 2 mm 2 10 Terminal cover A terminal cover is attached to the terminal portion of the instrument It is detached ea...

Page 8: ...nput Control output Relay contact output Current output Voltage output SSR drive voltage output Heater break alarm CT input terminals option External input output 24 pins option Open collector output...

Page 9: ...ously 5 shift key For use to move from digit to digit of set value 6 down key For use to decrease a number in setting a parameter value or data 7 up key For use to increase a number in setting a param...

Page 10: ...digit whose figure is to be changed Use the or key to change the figure Press the key to register the data after confirming that the changed value is correct Upon registration of the data the flashin...

Page 11: ...Ao1 Sc_L 0 000 C Ao1 Sc_H 50 000 C SCRN MEM RAM CTRL STX ETX CR BCC Add DELY 40 SCRN SCRN DI1 NOP OFF DI2 NOP OFF DI3 NOP OFF DI4 NOP OFF 5 3 SCRN CT Current 0 0A HBA Curr 50 0 A HLA Curr OFF HA Mode...

Page 12: ...eft The keylock parameter is not locked though Lock1 Parameters except SV AT MANUAL and STANBY are locked Lock2 Parameters except SV are locked Lock3 All parameters are locked For more details see the...

Page 13: ...REM Sc_L REM Sc_H RAMP Down RAMP Up RAMP Unit RAMP Rate OPTION group Group 5 OPTION group Group 6 UNIT RANGE group Group 7 LOCK INIT group Group 8 Ao1 Sc_L Ao1 Sc_H Ao2 Sc_L Ao2 Sc_H PV Bias PV Filt...

Page 14: ...above equation T 300 0 2 60 sec Thus the PV filter with a time constant of 60 sec maximum can be applied Accordingly the larger the set value the longer the time constant and the more effectively noi...

Page 15: ...K to C or F automatically brings the range to 6 6 Setting of rounding of lowest decimal place Group 7 2 This setting is only for TC or R T D input The screen is not displayed in the case of linear inp...

Page 16: ...ange No 6 K thermocouple 0 0 800 0 C Note 2 In the case of B thermocouple accuracy is not guaranteed at temperatures below 400 C 750 F Note 3 The precision for PR40 20 is 0 3 FS 1 C Note 4 The precisi...

Page 17: ...y brings Exe1 of initialization into execution 13 10 0 0 0 10 0 100 10 10 20 50 50 100 100 0 4 20 20 1 0 0 0 1 0 10 1 1 2 5 5 10 10 1 2 3 4 5 6 7 Voltage mV Current mA Voltage V Range No Initial value...

Page 18: ...1 or MODE 3 has been selected in 6 1 4 Setting of mode Rev Act reverse action Output 1 is for heating control and Output 2 is for cooling control Dir Act direct action Both Output 1 and Output 2 are...

Page 19: ...reen Note 4 Output cycle cannot be set during the execution of auto tuning AT or ramp control 3 Setting of output against Scale Over Group 6 2 Control output value for use when measured input value go...

Page 20: ...e by the use of the key Use the key for selecting a parameter on the screen 16 G R P SCRN SVNo 01 DEV 3 5 25 000 C 5 0 5 0 0 Option relation setup screen group OPTION 5 0 COMM RS 422A Add 01 BPS 19200...

Page 21: ...hown on the screen 17 Measuring range PV SV DEV OUT1 OUT2 Initial value Ao2 Mode SV Ao2 Sc_L 0 000 C Ao2 Sc_H 50 000 C Ao1 Mode PV Ao1 Sc_L 0 000 C Ao1 Sc_H 50 000 C Analog output 1 PV Analog output 2...

Page 22: ...external control upon completion of setting follow the instruction in Chapter 7 External Control Input Output Notes on Direct Function DI or communication signals can be output to an Event and DO Fig...

Page 23: ...udges as abnormality and outputs an alarm whenever a lower current level than set current value is detected Even if control output 1 turns OFF the alarm output is maintained Note 1 To use the heater b...

Page 24: ...value or power is turned off Real mode REAL If CT current level returns to normal while alarm is being output the alarm output will automatically turn off Matters Related to Setting for Communication...

Page 25: ...ve to a screen in which setting or a change is to be made by the use of the key Use the key for selecting a parameter on the screen 21 G R P SCRN SVNo 01 DEV 3 5 25 000 C 5 0 5 0 0 GRP EVENT and DO re...

Page 26: ...trol action is off ON 14 Scale Over When PV and REM get out of range ON 15 PV Scale Over When PV gets out of range ON 16 REM Scale Over When REM gets out of range ON 17 Direct During direct output ON...

Page 27: ...like and ensure stable event action 23 EV 1 Mode DEV High Set Point 25 000 C Diffrnt1 0 020 C Setting range DEV High DEV Low DEV Outside DEV Inside PV High PV Low SV High SV Low 0 25000 unit 25000 0 u...

Page 28: ...gnal output Nevertheless delay time is counted from the occurrence of the output factor not from the time at which the change is made See the following examples Example 1 Delay time set at 15S Changed...

Page 29: ...nt action when power is applied or STANBY is released and setting of inhibit action is changed to Inhibit OFF the inhibit action is canceled immediately and ON signal is output Note 6 If PV value is i...

Page 30: ...pressed the PID No changes successively Stop pressing when the screen of the PID No to be set or changed is displayed Use the key for selecting a parameter on the screen 26 G R P SCRN SCRN G R P SCRN...

Page 31: ...A This is the function to correct offset constant deviation caused by proportional action The longer the integral time the weaker the correcting action and vice versa Nevertheless too short an integra...

Page 32: ...for the zone PID function is set for each PID No Note 1 When the same zone value is set for two or more PID Nos the smallest PID No is executed Note 2 To use the zone PID function 6 6 9 Setting of zo...

Page 33: ...rs related to two outputs are not shown Note 2 For Contact and SSR drive voltage output output limits become invalid in case OFF is selected in 6 6 1 Setting of proportional band P for ON OFF control...

Page 34: ...ooting during PID control it is corrected by this function with reference to control results SF 0 00 Ordinary PID operation is carried out SF Small Corrective function against overshooting works weakl...

Page 35: ...for your intended use Note 1 In case Mode 0 or 1 is selected in 6 1 4 Setting of mode only two items SV No 1 and Remote SV are shown Note 2 Remote SV is only for monitoring it cannot be set or changed...

Page 36: ...result A remote filter is used to reduce such effect and stabilize control Filter operation is carried by linear delay operation Time constant T sec set value sampling cycle of remote input sec From...

Page 37: ...n the control system beforehand more accurate control can be achieved by taking the factor as external control input in control operation This is the object of this function External control operates...

Page 38: ...emote tracking Group 2 13A Remote SV value can be copied in SV value of any local SV No In case REM Trck YES When KEY has been selected in 6 7 3 Setting of selection switch of multi SV No Upon moving...

Page 39: ...oup 2 14 In this screen downward ramp value RAMP_Down and upward ramp value RAMP_Up are set Note 1 Whether to use downward ramp value RAMP_Down or upward ramp value RAMP_Up during execution of ramp co...

Page 40: ...trol is not executed by moving from remote SV No to local SV No Note 3 If power turns OFF during execution of ramp control ramp control is stopped and the SV value of targeted SV No serves as SV value...

Page 41: ...y control output 1 executes AT when DA characteristic two stage heating has been selected in the two output type Control output 2 executes AT at 0 or with lower limit output limiter left as it is Note...

Page 42: ...call the initial screen of the monitor group Group 0 0 by the use of the key From there move to the group 0 1 screen of the group by means of the key Make sure that cursor is shown in the top left co...

Page 43: ...ommunication Group 1 2 Whether various data are to be set and changed by front key operation or through communication optional function is selected LOCAL Various data are set and changed by front key...

Page 44: ...ion the SV value stops flashing 3 Switching of SV No in execution Group 0 0 When the key is pressed in the initial screen of monitor group the SV No flashes and can be changed by pressing the and keys...

Page 45: ...nation about group 0 2 screen Group 0 2 Note 1 In the case of one output type instrument output value of OUT2 is not shown in the screen 41 OUT1 91 6 OUT2 57 3 100 50 0 100 50 0 Output bar graph of co...

Page 46: ...lect SV No by applying contact signals to 24 pin plug terminals as shown in the following table When SV No 5 is to be selected Short across pin Nos 12 COM 7 SEL1 and 5 SEL3 Note 1 When SV No 0 is sele...

Page 47: ...tching SV No externally use this device together with the above mentioned 24 pin plug attached with connection cords 43 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 SL SEL8 SL SEL4 S...

Page 48: ...e displayed repair or replacement will be necessary Turn the power off as quickly as possible and call the agent or our business office Note 2 With the occurrence of any of the problems shown in the t...

Page 49: ...of initialization 45 Control Group Key Lock 2 Code Description of function Setting range Initial value Auto Tuning AT Point Execution stop of auto tuning Auto tuning point STOP EXEC 0 10000 unit STOP...

Page 50: ...Select Selection switch of Multi SV No SV Group Key Lock 1 Code Description of function Setting range Initial value Remote bias 9999 9999 unit Within measuring range RSV 0 00 100 00 CTRL but REM Sc_L...

Page 51: ...sec OFF 1 6000 sec 120 sec D2 Rate time sec OFF 1 3600 sec 30 sec DF2 Action hysteresis 1 9999 unit 20 unit DB Dead band 20000 20000 unit 0 unit PID Group Key Lock 1 Code Description of function Sett...

Page 52: ...hysteresis only for DEV PV and SV 1 9999 unit 20 unit Delay Delay time only for DEV PV and SV OFF 1 9999 sec OFF Inhibit Inhibit action only for DEV PV and SV OFF ON OFF Charact Output characteristic...

Page 53: ...alue of measuring range Ao2 Sc_H Analog output 2 scaling Higher limit value of measuring range OPTION Group DIm m 1 4 Code Description of function Setting range Initial value DI1 DI1 assignment DI2 DI...

Page 54: ...CR STX_ETX_CRLF _ _CR STX_ETX_CR OUTPUT Group Key Lock 1 Code Description of function Setting range Initial value Out Actn Output characteristics Rev Act Dir Act Rev Act Out2 Cyc Output 2 cycle 1 200...

Page 55: ...nly for thermocouple BRK Only for linear input C PV Sc_H Scale on higher limit side 19999 26000 unit Minimum span 100 unit Maximum span 25000 unit but Sc_L Sc_H 0 unit PV Sc_L Scale on lower limit sid...

Page 56: ...Limt_H SV Select REM Bias REM Filt REM Sc_L REM Sc_H REM Mode REM Trck REM P B REM Time RAMP Down RAMP Up RAMP Unit RAMP Rate Item User set value PV Bias PV Filt Pt Type CJ Comp Unit Figur Range PV D...

Page 57: ...ract Item User set value DO 1 Mode Set Point Diffrntl Delay Inhibit Charact DO 2 Mode Set Point Diffrntl Delay Inhibit Charact DO 3 Mode Set Point Diffrntl Delay Inhibit Charact DO 4 Mode Set Point Di...

Page 58: ...measuring range lower limit value higher limit value Remote setting By external analog signals Not insulated standard 0 10V Insulated optional Setting accuracy 0 1 FS 1 digit Setting signal 0 10V 1 5V...

Page 59: ...4 20mA DC load resistance 600 max SSR drive voltage 12 1 5V DC load current 30mA max Voltage output 0 10V DC load current 2mA max Output resolution Approx 1 8000 with current voltage output Output ac...

Page 60: ...tion ON 14 SO Scale over of PV and REM ON 15 PV SO Scale over of PV ON 16 REM SO Scale over of REM ON 17 DIR During direct output ON 18 HBA During heater break alarm output ON option 19 HLA During hea...

Page 61: ...ts individual setting individual output Analog output type Selectable from PV SV DEV OUT1 and OUT2 Output rating 0 10mV DC output resistance 10 0 10V DC load current 1mA max 4 20mA DC load resistance...

Page 62: ...500V DC 20 M minimum Between input output terminal and ground terminal 500V DC 20 M minimum Dielectric strength 1 min at 2300V AC between input output terminal and power supply terminal Responsive cur...

Page 63: ...59...

Page 64: ...o change without notice Temperature and Humidity Control Specialists Head Office 2 30 10 Kitamachi Nerima Ku Tokyo 179 0081 Japan Phone 81 3 3931 7891 Fax 81 3 3931 3089 E MAIL exp dept shimaden co jp...

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