Datcon DT9000 Operating Instructions Manual Download Page 6

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DT9000

20171205-V2

2.6. Safety information for Ex areas

Please note the Ex-specific safety information for
installation and operation in Ex areas. These safety
instructions are part of the operating instructions manual
and come with the Ex-approved instruments.

2.7. Environmental instructions

Protection of the environment is one of our most important
duties.
Please take note of the instructions written in the following
chapters:

•

Chapter

3.4. Storage and transport

•

Chapter

9.2. Disposal

Summary of Contents for DT9000

Page 1: ...DT9000 Intrinsically Safe Process Indicator Operating Instructions...

Page 2: ...ronmental instructions 6 3 Product description 7 3 1 Delivery configuration 7 3 2 Principle of operation 8 3 3 Adjustment 9 3 4 Storage and transport 9 4 Mounting 10 4 1 General instructions 10 4 2 Ma...

Page 3: ...e 10 menu item 52 7 13 Changing the supervisor code 11 menu item 54 7 14 Display operating modes 12 menu item 56 7 15 Disable displaying the leader zeros 13 menu item 58 7 16 Clear minimum and maximum...

Page 4: ...e personnel and put into practice by them 1 3 Symbolism used Information tip note This symbol indicates helpful additional information Caution warning danger This symbol informs you of a dangerous sit...

Page 5: ...strument can give rise to application specific hazards or demage to system components through incorrect mounting or adjustment 2 4 General safety instructions The DT9000 is a high tech instrument requ...

Page 6: ...reas These safety instructions are part of the operating instructions manual and come with the Ex approved instruments 2 7 Environmental instructions Protection of the environment is one of our most i...

Page 7: ...000 2 pcs of srew clamps only panel mounting version 2 pcs Pg 11 cable entries instrument sealing only panel mounting version documentation this oparating instructions manual certification warranty Th...

Page 8: ...hrough a measuring resistor and is converted by a 16 bit A D converter into digital value The digital value is processed by a microcontroller The user may set up the the configuration parameters scali...

Page 9: ...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 10: ...d connecting the instrument and that minimises the hazard of water dust or dump getting into the instrument Mounting cable entries The insrument is equipped with one PG11 cable entry and two additiona...

Page 11: ...ivers with inappropriate head size may cause a damage in the screws heads or in the instrument front panel Remove the screws by turning them in anticlockwise direction as shown in the drawing Step 1 T...

Page 12: ...ing for the fastening of the housing The diameters of the holes are made for M3 screws Holes for mounting 1 Mark the places of the holes in accordance with the drawing 2 Make the holes for mounting re...

Page 13: ...ing on the material of the wall and in order to ensure the most practicable mounting method it is not mandatory of course to use the above described threaded joints Depending on the situation special...

Page 14: ...V2 4 4 Mounting as a panel instrument Preparatory steps 1 Cut out the panel according to the figure shows below The cut out needs spetial tools it must be carried out by trained specialist personnel...

Page 15: ...p 2 3 Put the instrument into the prepared cut out until it possible and check the fitting of the seal between case and mounting surface 4 Put on the enclosed screw clamps onto the sides of the instru...

Page 16: ...ly transmitter etc The connection must be carried out by trained and authorised personnel only There are two different cases for the current loop to be connected The DT9000 acts as a terminal device o...

Page 17: ...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 18: ...sides for suppress the influence of high frequency interference signals this can be achived by use of a capacitor e g ceramic capacitor 1 nF 1500 V or separate potential equalisation The low frequenc...

Page 19: ...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 20: ...t the nominal 4 20 mA current should flow in the loop If the connection is correct numbers or a characters has to appear on the display If nothing appears on the display most probably there is no curr...

Page 21: ...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 22: ...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 23: ...e value presented on the display is twenty thousand 20000 The value presented on the display is minus twenty thousand During code writing Code Code Bad Code Bad Code A User login took place User A Sup...

Page 24: ...es the menu can be started Yes Minimum maximum values on the display button Minimum value MINimum Maximum value MAXimum Firmware version FiRMwareE Low numeric value not possible to display High numeri...

Page 25: ...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 26: ...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 27: ...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 28: ...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 29: ...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 30: ...5 Scale 4 mA 42 page 06 Scale 20 mA 44 page 07 Averaging number 46 page 08 Display refresh time 48 page 09 Tests 50 page 10 User code 52 page 11 Supervisor code 54 page 12 Display mode 56 page 13 Lead...

Page 31: ...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 32: ...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 33: ...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 34: ...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 35: ...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 36: ...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 37: ...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 38: ...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 39: ...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 40: ...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 41: ...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 42: ...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 43: ...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 44: ...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 45: ...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 46: ...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 47: ...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 48: ...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 49: ...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 50: ...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 51: ...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 52: ...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 53: ...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 54: ...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 55: ...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 56: ...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 57: ...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 58: ...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 59: ...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 60: ...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 61: ...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 62: ...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 63: ...Maximum current and voltage see at Safety data Input parameters Input signal Current Range 3 5 20 5 mA Voltage drop 2 V at 20 mA 2 2 V at 4 mA Charasteristics Linear Display manual controls Display u...

Page 64: ...ion U 1 V at 10 mA Load rating 10 V 16 mA max Ex safety data Refreshing time same as the display s one Hysteresis 0 999 the last 3 digits of the display Environmental conditions Operating temperature...

Page 65: ...DT9000 20171205 V2 65 10 2 Application example...

Page 66: ...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 67: ...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 68: ...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 69: ...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 70: ...u have typed it once If the two codes are not identical with each other the mnemonic Bad Code appears on the display and the instrument exits the menu item Make sure not to forget the Supervisor Code...

Page 71: ...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 72: ...e on the display Setting the decimal point1 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 73: ...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 74: ...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 75: ...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 76: ...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 77: ...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 78: ...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 79: ...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 80: ...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 81: ...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 82: ...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 83: ...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 84: ...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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