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JUMO 202550, Operating Instructions Manual

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JUMO 202550 Operating Instructions Manual Download Page 102

33  Glossary 

100

Switching 
differential

HYS

(Also 

hysteresis

) In a limit controller, this is the deviation of the

process value from the setpoint that  is  required  to  trigger  the
switching of the control contact in response to a falling or rising
process value.  

Term

Parameter

Explanation

Limit controller
MAX contact
make contact

Limit controller
MIN contact
make contact

Summary of Contents for 202550

Page 1: ...Type 202550 P indicator controller for analytical measurement B 20 2550 0 Operating Instructions 02 02 00403097...

Page 2: ......

Page 3: ...7 1 Electrical connection _________________________________________________________ 18 7 2 Connection diagram __________________________________________________________ 19 8 Commissioning ____________...

Page 4: ...18 2 Conductivity measurement ____________________________________________________ 48 18 3 Measurement with manual temperature compensation ____________________________ 49 18 4 Manual temperature ent...

Page 5: ...______________________________________ 80 26 2 SoL SoH SPL SPH OFFS SiL SiH ______________________________________ 81 27 Controller ____________________________________________________________ 83 27 1...

Page 6: ...nual However if any difficulties should still arise during start up please do not carry out any unauthorized manipulations on the instrument You could endanger your rights under the instrument warrant...

Page 7: ...ve italic text refers to further information in other chapters or sections abc1 Footnote Footnotes are remarks that refer to specific points in the text Footnotes consist of two parts A marker in the...

Page 8: ...JUMO type 202701 for redox voltage JUMO type 202702 for conductivity JUMO type 202754 xx xxx 263 Standard signals The dTRANS Az 01 is also suitable for the connection of transmitters that produce a s...

Page 9: ...iption of the Operation Parameterization Configuration of the indicator controller specially for a specific application pH redox conductivity chlorine chlorine dioxide ozone or general mA signals 3 De...

Page 10: ...pter 4 1 Type designation page 9 The type designation 1 contains all the factory settings such as the controller function the measurement inputs and extra codes The extra codes are listed in sequence...

Page 11: ...f1 10 limit controller1 3 Input 660 0 4 20 mA front panel print pH and mV C 661 0 4 20 mA front panel print mV C 662 0 4 20 mA front panel print mS cm and S cm C 664 0 4 20 mA front panel print none C...

Page 12: ...hen a resistance thermometer is connected in a 2 wire circuit lead compensation can be provided by using an external compensation resistor Logic input 1 The following functions can be assigned as sele...

Page 13: ...K2 Output 4 logic output standard 0 5V standard Rload 250 0 12V option Rload 650 Status indication LED K4 Output 3 or output 5 process value output option Can be used as analog process value output o...

Page 14: ...ng Input 1 out of range sensor monitoring Input 2 out of range probe short circuit probe break The outputs move to a defined configurable status Data backup EEPROM Supply voltage 110 240 V AC 10 15 48...

Page 15: ...page distances for overvoltage category II pollution degree 2 Electro magnetic compatibility EMC to EN 61 326 Housing panel mounting housing in conductive plastic to DIN 43 700 base material ABS with...

Page 16: ...imensions Type 202550 5 3 Optional accessories Additional housing no door at front enclosure IP65 Type 2FGE 125 2 125 Restricted external temperature range The ambient temperature for the surface moun...

Page 17: ...nstrument description Additional housing door at front enclosure IP65 Type 2FGE 150 2 185 Restricted external temperature range The ambient temperature for the surface mounting housing must not exceed...

Page 18: ...ty of not more than 75 Panel cut out for close mounting 6 2 Fitting Fit the seal 1 that is supplied onto the body of the instrument Insert the controller from the front into the panel cut out From beh...

Page 19: ...ed surfaces at right and left and pull the controller module out of the housing 6 4 Cleaning the front panel The front panel can be cleaned with normal commercial washing rinsing and cleaning agents I...

Page 20: ...rthed This lead must have at least the same conductor cross section as that used for the supply cables Grounding and earthing leads must be wired in a star configuration to a common earth point that i...

Page 21: ...nt as required before connecting the actuators Chapter 9 Operation page 23ff 18 17 19 21 20 23 22 L1 L TE N L 12 13 10 11 15 16 14 2 1 3 8 9 7 6 4 5 Outputs K Terminal assignments Symbol Relay 1 K1 St...

Page 22: ...elay 4 K5 or process value output electrically isolated 5 3 2 1 break common make 2 1 Outputs K Terminal assignments Symbol 14 15 17 19 3 2 P O S 2 3 1 1 2 Inputs Terminal assignments Symbol Input for...

Page 23: ...TxD RxD GND 3 GND Serial interface Profibus DP option VP 4 supply voltage plus P5V RxD TxD P 1 receive transmit data positive B conductor RxD TxD N 2 receive transmit data negative A conductor DGND 3...

Page 24: ...he controller operates according to the factory set parameters In measurement mode manual operation hold and calibration can be activated as well as the display of the software revision level and the...

Page 25: ...ay LED green 8mm high 2 Increment key for altering parameters or manual operation of relay K2 7 4 digit process value indication LED red 13mm high 3 Decrement key for altering parameters or manual ope...

Page 26: ...ns of the instrument are configured at this level 1 Entries can only be made after the correct code word has been entered Unlocking the levels page 27 Measurement mode normal operation The process val...

Page 27: ...25 9 Operation 9 3 Operation within levels 1 A change of level can only take place after stepping through all the parameters of the level concerned...

Page 28: ...on level can only be made after entering a code word Unlocking the levels page 27 The code word has been entered correctly if the decimal point in the temperature display starts to blink when a parame...

Page 29: ...on 0000 appears in the display The code word has been entered correctly if the decimal point in the temperature display starts to blink when a parameter has been selected for modification Depending on...

Page 30: ...d The dTRANS Az 01 can indicate this temperature control it and or use it for temperature compensation of the pH value As a further option the JUMO dTRANS Az can supply the voltage for the 2 wire tran...

Page 31: ...ture can either be measured automatically with a Pt100 or Pt1000 temperature probe or set manually by the user 10 3 Preparation Preparation for calibration Before the first calibration the following h...

Page 32: ...the configuration parameter Press the key confirmation Press the key return to the measurement mode 10 4 1 point calibration You will need a buffer solution with a pH value which roughly corresponds t...

Page 33: ...2 point calibration You will need a buffer solution pH 7 for example a buffer solution with a pH value that differs from the first buffer solution by at least 2 pH for instance pH 10 Both buffer solut...

Page 34: ...ue display has stabilized use the or keys to set the displayed value to the value of the first reference buffer Press the key The lower display shows Cal2 with the decimal point flashing Take the pH e...

Page 35: ...27 1 Configuration page 83ff Designation Parameter display Value range Factory setting displayed if is configured see Configura tion parameter Setpoint 1 SP r 1 1 00 to 14 00 pH 1 00 K1 C211 Setpoint...

Page 36: ...Parameter Display Value band Factory setting displayed if is configured Proportional band 1 Pb1 0 01 to 99 99 pH 7 00 Relay 1 pulse frequency or pulse width C211 Proportional band 2 Pb2 Relay 2 pulse...

Page 37: ...1 Ofd1 0 2 sec Relay 1 limit value C211 Drop out delay 2 Ofd2 Relay 2 limit value C211 Drop out delay 3 Ofd3 Relay 3 limit value C213 Drop out delay 4 Ofd4 Relay 4 limit value C213 Drop out delay 5 O...

Page 38: ...elected as the measurement unit refer to Chapter 14 If it is necessary to reconfigure a number of instrument parameters Chapter 35 1 Programming the controller page 103ff For an explanation of the ter...

Page 39: ...de antimony 1 I a b c d C114 0 0 0 0 Not used I I I I 0 I I I I I I Not used I I I 0 I I I I Not used I I 0 I I Electrode monitoring1 I Off 0 On 1 1 The measurement is monitored for changes If the mea...

Page 40: ...and also because the electrode parameters change during operation the real electrode zero deviates from pH 7 This deviation from the ideal zero can be corrected with nuLL Value range 5 00 9 00 pH if...

Page 41: ...ndicate and control this temperature As a further option the JUMO dTRANS Az can supply the voltage for the 2 wire transmitter Example A combination of 1 JUMO dTRANS Az 01 configured as a redox voltage...

Page 42: ...Preparation for calibration Before the first calibration the following has to be determined the calibration procedure 1 point or 2 point calibration whether the process value output is frozen or not...

Page 43: ...level is unlocked Chapter 9 5 Programming page 27 code word 0110 The instrument is in the measurement mode Chapter 9 2 Principle of operation page 24 Calibration Immerse the metal combination electro...

Page 44: ...n the vessel containing a sample of the medium to be decontaminated The lower display shows Cal1 with the decimal point flashing When the value display has stabilized set the displayed value to e g 20...

Page 45: ...ter 27 1 Configuration page 83ff Designation Parameter display Value range Factory setting displayed if is configured see Configura tion parameter Setpoint 1 SP r 1 1999 to 1999 mV 1999 K1 C211 Setpoi...

Page 46: ...f Parameter Display Value range Factory setting displayed if is configured Proportional band 1 Pb1 0001 to 9999 mV 1000 Relay 1 pulse frequency or pulse width C211 Proportional band 2 Pb2 Relay 2 puls...

Page 47: ...1 Ofd1 0 2 sec Relay 1 limit value C211 Drop out delay 2 Ofd2 Relay 2 limit value C211 Drop out delay 3 Ofd3 Relay 3 limit value C213 Drop out delay 4 Ofd4 Relay 4 limit value C213 Drop out delay 5 Of...

Page 48: ...redox voltage is independent of temperature no provision is made for temperature compensation The temperature indication is switched If it is necessary to reconfigure a number of instrument parameters...

Page 49: ...zero deviates from 0 mV This deviation from the ideal zero can be corrected with nuLL Value range 199 9 to 1999 mV Factory setting 0 mV Zero point correction display unit A value is calculated with d...

Page 50: ...nfigured as a conductivity indicator rAnG 22 to 25 rAnG 22 no decimal places 0 9999 rAnG 23 one decimal place 0 0 999 9 rAnG 24 two decimal places 0 00 99 99 rAnG 25 three decimal places 0 9 999 2 JUM...

Page 51: ...mpensation temperature 18 3 Measurement with manual temperature compensation Initial condition A conductivity cell is attached to the Type 202540 transmitter Chapter 7 1 Electrical connection page 18...

Page 52: ...isition is configured as Manual temperature compensation Chapter 21 2 Analog inputs C111 page 61 The operating level is unlocked Unlocking the levels page 27 code word 0110 The instrument is in the me...

Page 53: ...ly by the user The temperature coefficient can be determined automatically by the JUMO dTRANS Az 01 or entered manually Preparation for calibration Before the first calibration it is necessary to sele...

Page 54: ...again Select calibration procedure The instrument is in the measurement mode Unlock the configuration level if necessary Unlocking the levels page 27 code word 0300 Press the key twice for more than...

Page 55: ...asurement mode 18 7 1 Automatic determination of the relative cell constant with a calibration solution If the cell constant is not known it can be determined and automatically stored You will need A...

Page 56: ...er is connected to the JUMO dTRANS Az 01 Chapter 18 1 Conductivity measurement circuit page 48ff The calibration procedure has been configured to Calibration of the cell constant process value output...

Page 57: ...the measurement mode 18 8 Calibrating the temperature coefficient 18 8 1 Automatic determination of the temperature coefficient using manual temperature entry The instrument uses the non temperature c...

Page 58: ...ows the temperature that was set before the start of calibration 18 8 2 Automatic determination of the temperature coefficient using automatic temperature entry The instrument uses the non temperature...

Page 59: ...d solution at 25 C alternating with CAL1 the lower display shows the temperature measured by the probe Press the key The upper display shows the uncompensated conductivity value for the measured solut...

Page 60: ...ary page 93ff How to configure controllers Chapter 27 1 Configuration page 83ff Designation Parameter display Value range Factory setting displayed if is configured see Configura tion parameter Setpoi...

Page 61: ...Value range Factory setting displayed if is configured Proportional band 1 Pb1 mS or S 50 of full scale Relay 1 pulse frequency or pulse width in C211 Proportional band 2 Pb2 Relay 2 pulse frequency...

Page 62: ...t value in C214 Drop out delay 1 Ofd1 0 2 sec Relay 1 limit value in C211 Drop out delay 2 Ofd2 Relay 2 limit value in C211 Drop out delay 3 Ofd3 Relay 3 limit value in C213 Drop out delay 4 Ofd4 Rela...

Page 63: ...set parameters are shown in the position boxes If it is necessary to reconfigure a number of instrument parameters Chapter 35 1 Programming the controller page 103ff For an explanation of the terminol...

Page 64: ...ge from 80 to 120 C311 5 0 Bilinear characteristic I I I I 0 0 0 1 0 1 99 9 9 Display range Application Range rAng 0 9999 Conductivity no decimal places 22 0 0 999 9 Conductivity one decimal place 23...

Page 65: ...ter or entered manually Calibrating the temperature coefficient page 55 SiL Start of transmission range This value is taken from the operating instructions for the attached instrument Example for the...

Page 66: ...or free chlorine type 202630 Example a combination of 1 JUMO dTRANS Az 01 configured as a universal indicator rAnG 27 to 30 rAnG 27 no decimal places 1999 to 9999 rAnG 28 one decimal place 199 9 to 99...

Page 67: ...on when configured as a universal indicator the dTRANS Az 01 provides calibration procedures to suit a wide range of requirements 1 point calibration Zero point The zero point is determined here or an...

Page 68: ...t remains unchanged After the chlorine cell has been installed once more the key must be pressed The process value output is now coupled to the display again Select calibration procedure Press the key...

Page 69: ...he calibration procedure can be completed Press the key The instrument stores the new zero The instrument is in the measurement mode again 22 5 End value for 1 point calibration Initial condition A tr...

Page 70: ...ys the upper display shows a value The lower display shows Cal1 with the decimal point flashing Using the or keys adjust the display value to the value that was simulated or the value that was determi...

Page 71: ...83ff Designation Parameter display Value range Factory setting displayed if is configured see Configurat ion parameter Setpoint 1 SP r 1 SiL SiH start to end of the transmission range SiL K1 C211 Setp...

Page 72: ...Display Value range Factory setting displayed if is configured Proportional band 1 Pb1 0000 to SiH 50 SiH Relay 1 pulse frequency or pulse width C211 Proportional band 2 Pb2 Relay 2 pulse frequency o...

Page 73: ...sec Relay 1 limit value C211 Drop out delay 2 Ofd2 Relay 2 limit value C211 Drop out delay 3 Ofd3 Relay 3 limit value C213 Drop out delay 4 Ofd4 Relay 4 limit value C213 Drop out delay 5 Ofd5 Relay 5...

Page 74: ...the process is then shown in the lower display In this mode the temperature can be monitored with a limit comparator see also configuration codes C211 or 213 If it is necessary to reconfigure a number...

Page 75: ...tart of transmission range This value is taken from the operating instructions for the attached instrument Example for a JUMO 202630 transmitter for free chlorine transmission range 0 2 0 mg l SiL 0 0...

Page 76: ...Programming the controller page 103ff For an explanation of the terminology used Chapter 33 Glossary page 93ff How to configure controllers Chapter 27 1 Configuration page 83ff a b c d C112 0 0 0 0 Fu...

Page 77: ...e between the two setpoints 0 The I component of the controller is not active between the two setpoints 1 a b c d C113 0 1 0 0 Device address I I I I Address 0 0 0 I I Address 1 0 1 I I I I Address 99...

Page 78: ...I Pulse frequency controller 3 I I I Modulating controller2 4 I I I Proportional controller 5 I I I I I I Function K21 output 2 I I I off 0 I I Limit controller 1 I I Pulse width controller 2 I I Puls...

Page 79: ...tput level 100 1 I I I Output level 50 not for limit controller 2 I I I Output accepted 3 I I I I I I Signal K2 for overrange hold I I I Output level 0 0 I I Output level 100 1 I I Output level 50 not...

Page 80: ...only 8 I I I Process value temperature analog output only 9 I I I Proportional controller 1 analog output only 1 A I I I Proportional controller 2 analog output only 1 b I I I I I I Signal for output...

Page 81: ...or relay only 2 4 I I I MIN temperature limit comparator relay only 2 5 I I I MAX pH redox limit comparator relay only 2 6 I I I MIN pH redox limit comparator relay only 2 7 I I I Process value pH ana...

Page 82: ...g setting must be made in C211 x0xx 6 Enter the desired controller function in C211b 7 The corresponding setting must be made in C211 0xxx 26 8 Response for HOLD Overrange C215 I Function of output 1...

Page 83: ...8 V of the output signal but the standard output signal of the controller is 0 10 V SoL 0 SoH 120 SoH Standard signal scaling of the analog process value output End value of the range for standard si...

Page 84: ...ting instructions for the attached instrument Example for a JUMO 202630 transmitter for free chlorine transmission range 0 2 0 mg l SiL 0 00 SiH End of transmission range This value is taken from the...

Page 85: ...el2 Operating level3 C211 C212 C212 C213 C214 Controller off Limit controller MIN MAX contact make break contact Switching differential HYS Pull in delay Ond Drop out delay Ofd Setpoint SP r Pulse wid...

Page 86: ...combination t Range I Range II Range III w2 w1 Process value Range I Range II Range III LED contact LED contact LED contact MIN make contact on 1 off 0 off 0 break contact on 0 off 1 off 1 MAX make c...

Page 87: ...te where the adjustments may be incorrect and how they can be rectified It can be seen that a slower control action with higher stability can be achieved by increasing either the proportional band Pb...

Page 88: ...between the momentary value and the text HAnd the lower display shows the present temperature Activate or deactivate a particular output see table Return to measurement mode with 1 Output level will...

Page 89: ...figured Chapter 26 4 Controller options C211 page 76 the upper display shows HAnd alternately with 50 0 Use to reduce the signal at the process value output in 10 steps use to increase the signal at t...

Page 90: ...the measurement mode Activate Hold manual Press for longer than 2 seconds but less than 4 seconds The upper LED display shows HoLd alternately with the momentary measurement Return to measurement mode...

Page 91: ...emperature unit Display the software version and unit for temperature with The software version is shown in the upper display The unit lower display can be either C or F standard is C a conversion to...

Page 92: ...t The alarm contact is deactivated Any alarm delay that has started to run will be set to zero and held Hold Controller active Hold Chapter 29 Hold page 88 Hold reversed Hold Chapter 29 Hold page 88 C...

Page 93: ...ogging The bus system is designed around the master slave concept A master computer can communicate with up to 31 controllers or other devices slaves The interface is a serial interface using the RS42...

Page 94: ...the field level and optimized for speed Data transmission The data transmission is made serially using the RS485 standard GSD generator GSD generator the project planning tool that is supplied with t...

Page 95: ...ustable Alarm tolerance AL1 and remains outside this tolerance for longer than the Alarm delay AL2 then the alarm contact is activated Alarm delay AL2 If the control deviation exceeds the adjustable A...

Page 96: ...de word A code word is also required to be able to calibrate the electrode It is not necessary to remove the protection against editing if you just want the check the settings Derivative time dt This...

Page 97: ...oller with pull in and or drop out delay Logic input 1 2 C112 see Logic inputs page 45 Make contact break contact C212 Make contact As long as the switching condition is fulfilled the corresponding ou...

Page 98: ...troller The value selected is determined by the technical requirements of the equipment operated by the controller solenoid valves dosing pumps etc MIN temperature limit comparator C211 SP A E SP A E...

Page 99: ...requency controller C211 The repetition rate of the pulses depends on the output level and the controller parameters proportional band Pb derivative time dt reset time rt pulse frequency Fr and output...

Page 100: ...alarm is no longer present Steady contact The alarm output remains active until the switching condition the cause of the alarm is no longer present The LED blinks for the output that was defined as th...

Page 101: ...rameter is used to define the lower limit setting for the controller setpoints SPr1 2 3 4 Start of transmission range SiL This value is taken from the operating instructions for the attached instrumen...

Page 102: ...is is the deviation of the process value from the setpoint that is required to trigger the switching of the control contact in response to a falling or rising process value Term Parameter Explanation...

Page 103: ...e acquisition a temperature was measured below 50 C or above 250 C Controller goes to Hold Chapter 29 Hold page 88 Check the connection to the resistance thermometer Chapter 7 1 Electrical connection...

Page 104: ...ger than the pulse period 2 CY2 only if controller 2 is configured as a pulse width controller or Minimum ON time tr2 is longer than 1 60 of the pulse frequency 2 Fr2 only if controller 2 is configure...

Page 105: ...3 Other outputs I 8030 C214 Other outputs II 0011 C215 Response for HOLD Overrange 0000 C311 Process value output conductivity 5000 SoL1 Scaling of the standard signal start value K3 0 00 SoL2 Scaling...

Page 106: ...aximum pulse frequency 2 100 CY1 Pulse period 1 20 CY2 Pulse period 2 20 Y1 Output level limit for K1 100 Y2 Output level limit for K2 100 dF Filter constant 0 6 tt Actuator time 60 Operating level SP...

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