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DT4200 

 
 

Process Indicator 

 
 
 
 
 

Operating Instructions 

 

 

Summary of Contents for DT4200

Page 1: ...DT4200 Process Indicator Operating Instructions...

Page 2: ...rmity 5 2 6 Environmental instructions 5 3 Product description 6 3 1 Delivery configuration 6 3 2 Principle of operation 7 3 3 Adjustment 8 3 4 Storage and transport 8 4 Mounting 9 4 1 General instruc...

Page 3: ...the user code 10 menu item 47 7 13 Changing the supervisor code 11 menu item 49 7 14 Display operating modes 12 menu item 51 7 15 Disable displaying the leader zeros 13 menu item 53 7 16 Clear minimu...

Page 4: ...manual should be made available to these personnel and put into practice by them 1 3 Symbolism used Information tip note This symbol indicates helpful additional information Caution warning danger Th...

Page 5: ...o application specific hazards or demage to system components through incorrect mounting or adjustment 2 4 General safety instructions The DT4200 is a high tech instrument requiring the strict observa...

Page 6: ...vered items The scope of delivery encompasses DT4200 1 pc panel sealing 1 2 pc mounting clamps enclosed in a nylon bag documentation this oparating instructions manual certification warranty The instr...

Page 7: ...The digital value is processed by a microcontroller The user may set up the the configuration parameters scaling decimal point position display refresh rate signal filtering limit modes limit values e...

Page 8: ...torage and transport This instrument should be stored and transport in places whose climatic conditions are in accordance with Chapter 10 1 Technical specifications as described under the title Enviro...

Page 9: ...panel when mounting the instrument to assure IP 65 from the front Mounting positions Select a mounting position you can easily read the display reach for mounting and connecting the instrument and tha...

Page 10: ...96 x 48 x 50 mm ABS case It can be fix in the panel with the two enclosed mounting clamps Preparatory steps Dimensions of panel cutout 1 Cut out the panel according to the figure shows above The cut o...

Page 11: ...he fitting of the seal between case and mounting surface 4 Put one of the enclosed mounting clamp onto the tip of a screwdriver A and put the clamp with the help of the screwdriwer into the hole on th...

Page 12: ...etc You may use either solid conductor or flexible conductor In case of using flexible conductor use crimped wire end In case of mains connection the wire cross section should be 0 25 1 5 mm2 In case...

Page 13: ...signal source and another cable goes to the processing unit s The following figure shows this case Wiring plan connecting the instrument as an intermediate device see also Application example Be care...

Page 14: ...the case of flexible cable ends you can facilitate opening the connection part by pushing down the white button 2 By pushing the wire in the self closing connection is being established Check it by p...

Page 15: ...has to appear on the display If nothing appears on the display most probably there is no current flowing in the loop Check if the current is present by using an ampermeter If the current value is in...

Page 16: ...of instrument than the current in mA with a resolution of 3 decimals In the case of an error message If anything else appears on the display instead of the numbers showing the current value e g a mess...

Page 17: ...ressions in abbreviated form The following part gives a list of the possible mnemonics and their meaning The left side column shows the characters appearing on the display The right side column gives...

Page 18: ...ty thousand During code writing Code Code Bad Code Bad Code A User login took place User A Supervisor login took place Supervisor During setting up The typed number is lower than allowed Low Limit The...

Page 19: ...imum Firmware version FiRMwareE Low numeric value not possible to display High numeric value not possible to display Limit values on the display Both limit outputs are switched off The limit output No...

Page 20: ...g the code password in when the right code has been given it enters into the menu During this time the measurement is suspended and the limit outputs don t change If no keys are pressed for a period o...

Page 21: ...as long as you see this The mnemonic indicates that it will be displayed the firmware version 6 Keeping the button pressed down after 1 5 sec the firmware version will be displayed as long as the but...

Page 22: ...t s functionality depends on the operating mode of displaying the limits In default factory setting this function is switched off therefore pushing the button does not cause any changes Detailed descr...

Page 23: ...the code in 1 Press the MENU button The blinking mnemonic shows that the device is asking for the code 2 Three zeros appear The zero at the left side is blinking Pressing the button you can increase...

Page 24: ...plays the mnemonic Auto Escape after 1 minute has passed from the last pressing of a button and it RESTARTS i e goes back to the measuring mode This solution is due to security unauthorised persons af...

Page 25: ...5 Scale 4 mA 37 page 06 Scale 20 mA 39 page 07 Averaging number 41 page 08 Display refresh time 43 page 09 Tests 45 page 10 User code 47 page 11 Supervisor code 49 page 12 Display mode 51 page 13 Lead...

Page 26: ...state of limit outputs default factory setting Dynamic button Dynamic Button It displays the state of limit outputs as long as the ENTER button is kept pressed Timed button Timed Button It displays th...

Page 27: ...the given menu item and you see 2 If you want to change the settings you have done just now or if you just want to check what you have typed in go on with the operation from point 2 of the Sequence of...

Page 28: ...en or out of the two adjustable limit values In Chapter 10 8 Limit outputs in the Appendix you find a detailed training material on the limit outputs Setting the operating mode Sequence of operations...

Page 29: ...ut gets switched on when the displayed physical value is between the low limit value LL and the higher limit value HL L or H The output gets switched on when the displayed physical value isn t between...

Page 30: ...can be modified by pressing the button 11 Pressing the button you can switch on or off the half digit or you can type in the value 20 000 10 000 20 000 0 000 12 Pressing the button you can select the...

Page 31: ...utput is in the operating mode Hysteresis of the low limit Sequence of operations 17 Enter by pressing the ENTER button 18 You see this on the display This is the value of L1 LH It can be changed betw...

Page 32: ...ressing the button 26 Pressing the button you can switch the half digit on or off or you can type in the value 20 000 10 000 20 000 0 000 27 Pressing the button you can select the next digit 28 Pressi...

Page 33: ...linking digit etc 38 After you have set the value of the hysteresis press the MENU button to exit from this sub menu item and you see this Exit from the menu item 1 After finishing the settings press...

Page 34: ...ou see on the display 2 Keep stepping by pressing the button as long as you see this menu item 3 Enter the menu item by pressing the ENTER button 4 Keep stepping by pressing the button as you see this...

Page 35: ...em and you see this 3 If you don t want to exit the menu as you want to do further settings then you may select the desired menu items by pressing the button Exit from the menu 1 Press the MENU button...

Page 36: ...t to the right by pressing the button 3 decimals default factory setting 2 decimals 1 decimal no decimals 4 decimals Exit from the menu item 1 After finishing the setting press the MENU button to exit...

Page 37: ...g as you see this menu item 3 Enter the menu item by pressing the ENTER button 4 You see on the display the arrow is blinking in the upper left corner The arrow indicates that the uppermost digit the...

Page 38: ...ped in go on with the operation from point 3 of the Sequence of operations 3 If you don t want to exit the menu as you want to do further settings then you may select the desired menu items by pressin...

Page 39: ...de The way the code should be type in is described in Chapter 7 1 Typing the code in You see on the display 2 Keep stepping by pressing the button as long as you see this menu item 3 Enter the menu it...

Page 40: ...Exit from the menu item 1 After finishing the setting press the MENU button to exit from the menu item and you see this 2 If you want to change the setting you have done just now or if you just want...

Page 41: ...Chapter 7 1 Typing the code in You see on the display 2 Keep stepping by pressing the button as long as you see this menu item 3 Enter the menu item by pressing the ENTER button 4 You see this on the...

Page 42: ...the input signal 0 3 seconds Exit from the menu item 1 After finishing the setting press the MENU button to exit from the menu item and you see this 2 If you want to change the setting you have done...

Page 43: ...way the code should be type in is described in Chapter 7 1 Type the code in You see on the display 2 Keep stepping by pressing the button as long as you see this menu item 3 Enter the menu item by pre...

Page 44: ...in go on with the operation from point 3 of the Sequence of operations 3 If you don t want to exit the menu as you want to do further settings then you may select the desired menu items by pressing t...

Page 45: ...display get switched on By pressing the button several times you can select from several test patterns by which you can decide whether the display is good or not You may exit from the display test by...

Page 46: ...to exit from the Tests menu item and you see this 2 If you want to return to the tests go on from point 3 of the Sequence of operations 3 If you don t want to exit the menu because you want to perfor...

Page 47: ...igit on the left side is blinking Pressing the button you can increase the value of the blinking digit etc Pressing the button you can select the next digit 3 Pressing the buttons and type in the new...

Page 48: ...lready left the menu item Changing the user code you see this 2 If you want to change the setting you have performed just now or if you just want to check what you have typed in continue the operation...

Page 49: ...side is blinking Pressing the button you can increase the value of the blinking digit etc Pressing the button you can select the next digit 3 Pressing the buttons and type in the new supervisor code 4...

Page 50: ...e menu item Changing the supervisor code you see this 2 If you want to change the setting you have performed just now or if you just want to check what you wrote in continue the operation from Point 3...

Page 51: ...by typing a supervisor code The way the code should be type in is described in Chapter 7 1 Typing the code in You see on the display 2 Keep stepping by pressing the button as long as you see this menu...

Page 52: ...typed in continue the operation from Point 3 of the Sequence of operations 3 If you do not want to exit from the menu as you want to perform further settings you may press the button to select the des...

Page 53: ...operations 1 Enter the menu by typing a supervisor code The way the code should be type is described in Chapter 7 1 Typing the code in You see on the display 2 Keep stepping by pressing the button as...

Page 54: ...ve typed in go on with the operation from point 3 of the Sequence of operations 3 If you do not want to exit from the menu because you want to perform other settings too you may press the button to se...

Page 55: ...want to clear the minimum and maximum values after all press the MENU button This takes you out from this menu item and you see this 5 If you want to clear the minimum and maximum values press the but...

Page 56: ...this on the display 2 Keep stepping by pressing the button as long as you see this menu item 3 Enter the menu item by pressing the ENTER button 4 The mnemonic is shown on the display The mnemonic is...

Page 57: ...t is recommended to notice of the displayed error message as well as of the phenomenon seen These information please communicate to the Datcon service personnel 9 Dismounting 9 1 Dismounting procedure...

Page 58: ...gn Character height 12 7 mm Display range 20 000 20 000 Relation between the display and the input signal Any values to be displayed could be selected within the display range to be assigned to the 4...

Page 59: ...Environmental conditions Operating temperature range 0 60 C 20 60 C on request Storing temperature range 25 70 C Electromagnetic compatibility EMC In accordance with EN 61326 2000 Immunity A criterion...

Page 60: ...DT4200 60 20181113 V0 10 2 Application example...

Page 61: ...h it cannot be measured Repairing the measuring loop most probably the transmitter is faulty therefore too high current flows in the loop Repair the measuring loop Scaling error Error Scale The value...

Page 62: ...PROM Protected The memory storing the operation parameters is faulty therefore changing the stored parameters in not possible Repairing by the service Calibration error Service Calibration The instrum...

Page 63: ...utomatically when changes Auto Change For a period of 2 5 sec after a change has taken place in the output Disabling by ENTER Automatically periodical Auto Periodical Periodical ON OFF in each 2 5 sec...

Page 64: ...The displayed measurement result is generated as the average of several measurements The number of measurements can be defined here By increasing this number the display stability increases too but t...

Page 65: ...ed in twice in order to avoid any typing errors The mnemonic Re Type warns you to type the code for the second time after you have typed it once If the two codes are not identical with each other the...

Page 66: ...Min max Select for clear the minimum and maximum values Access is possible by supervisor code only Restoring the default settings Reset 1 When you select all the parameters will be reset to the defau...

Page 67: ...ottom of the display Low numerical value not possible to display This mnemonic is displayed in that case when you have switched the display mode from four and a half digit to three and a half digit an...

Page 68: ...e on the display Setting the decimal point 1 Keep stepping by pressing the button as long as you see this menu item 2 Enter the menu item by pressing the ENTER button 3 You see this on the display The...

Page 69: ...om the menu item and you see this Disabling the leader zeros 1 Pressing button keep stepping as long as you see this menu item 2 Enter the menu item by pressing the ENTER button 3 You see this on the...

Page 70: ...assigned to the limit output No 1 Limit 1 Low Limit means that this is the lower one among the two limit values The high limit value is designated as where High Limit means that this is the higher one...

Page 71: ...epending on the value of the measured and displayed physical signal Default factory setting OFF Detailed description on the following page Low limit value Low Limit It is one of the numerical values t...

Page 72: ...it A range outside the low and high limits It switches ON when measured value low limit OR measured value high limit Always switched ON Independently from the measured value the output is always ON Th...

Page 73: ...istic but rippled value 1000 The value of the relevant hysteresis 0 Example Hysteresis 0 A hysteresis with a value of zero means that the limit detection has no hysteresis The output switches ON when...

Page 74: ...hysteresis 10 How does it affect the switching of the output Example Hysteresis 0 When the displayed value increases the output does not switch ON at 1000 only at the value 1000 10 1010 After it has...

Page 75: ...limit output is always switched OFF It switches ON when measured value low limit The output switches ON if the displayed value numerical value defined as the In this operating mode the value of the p...

Page 76: ...ON if the displayed value is lower than the numerical value defined as the parameter In this operating mode the value of the parameter is indifferent it does not influence the operation of the output...

Page 77: ...t AND measured value high limit The output switches ON when the displayed value numerical value defined as the parameter AND besides it is numerical value defined as the Example for the application It...

Page 78: ...the application It indicates that the measured value out of the desired limits Displaying the limit values Switching the displaying on from the 04 LD menu item Both outputs are OFF Output 1 is ON out...

Page 79: ...cause it to switch off The output can be switched off by pressing the ENTER button only acknowledgement Alarm Mode Of course if the condition that causes the output to switch on persists the limit out...

Page 80: ...signalling continuously as long as a manual acknowledgement takes place in those cases when the liquid level goes at any time lower than 50 litres or when it goes higher than 95 litres The settings o...

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