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DT4220 E 

44

 

20180619-V0 

 
 

7.14. Menu item 14: Limit output state display mode

 

Function

 

The state of limit outputs may present on the display. Here you can 
set the condition of presenting the states. 
[Factory default: dynamic] 
 

Sequence of operations

Read the chapter 

7.1. Functions of the push-buttons during 

navigation in the menu

 for learning the buttons handle. 

 
1. Enter the menu by typing the supervisor code. 
2. Keep stepping by pressing the 

 button as long as you see this 

menu item. 
3. Enter the menu item by pressing the Menu button. 
4. Pressing the 

 button, select the desired value. 

5. Exit from menu item by pressing the Esc button. The change is 
saved to FRAM. 
(6. Press Esc button again if you want to leave the menu.) 
 
The selectable values: 
 



 dynamic: 

It displays the limit output state as far as the Esc button is pressed. 




 timed: 

It displays the limit output state as far as the Esc button is pressed 
and 5 sec. long after releasing button. 
  



 static: 

Pressing Esc button the limit output display can be switch on or switch 
off. 
 



 changing: 

Changing the state any of the limit outputs (switch on or switch off) it 
displays the state automatically for 5 sec. long. 
Keeping the Esc button pressed it displays the measuring value. 
 



 periodical: 

It changes between the limit display and measuring display mode in 5 
sec. period. 
Keeping the ENTER button pressed it displays the measuring value. 
 



 on: 

It displays the limit output state continuously. 
Keeping the ENTER button pressed it displays the measuring value. 
 



 off: 

There is no limit output display. 
 

 

Summary of Contents for DT4220 E Series

Page 1: ...DT4220 E xx xx xx PS Process Indicator Operating Instructions...

Page 2: ...instrument 10 4 3 Mounting 11 5 Connecting 13 5 1 Preparing the connection 13 5 2 Connecting the mains 15 5 3 Connecting to active current transmitter 17 5 4 Connecting to passive current transmitter...

Page 3: ...13 2 Low limit value 41 7 13 3 Hysteresis of the limit output 42 7 13 4 High limit value 43 7 13 5 Limit output hold mode 43 7 14 Menu item 14 Limit output state display mode 44 7 15 Menu item 16 Ana...

Page 4: ...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 This symbol informs you o...

Page 5: ...lel vagy helytelen haszn lat alkalmaz st l f gg en zavart okozhat a k sz l khez kapcsol d egy b k sz l kekben rendszerekben 2 4 General safety instructions The DT4220 E Process Indicator is a high tec...

Page 6: ...oduct description 3 1 Delivery configuration Delivered items The scope of delivery encompasses DT4220 E 2 pc mounting clamps enclosed in a nylon bag documentation this operating instructions manual wa...

Page 7: ...ol tasks IA IP 4 20 mA 0 20 mA galvanic isolated scaleable analogue output The output can be active A or passive P TS Galvanic isolated power supply output for 2 3 or 4 wires transmitter RS2 RS232 gal...

Page 8: ...e output and the communication output Easy on site configuration through the front panel membrane keypad is a major advantage of the microcontroller based technology The configuration parameters input...

Page 9: ...r indicating that limit output 2 is in on state LIMIT2 4 Status yellow indicator for indicating that a successful data exchange has granted through the communication output 3 6 Storage and transport T...

Page 10: ...uctions Mounting position Select a mounting position you can easily read the display reach for mounting and connecting the instrument and that minimizes the hazard of water dust or dump getting into t...

Page 11: ...nt is housed in a DIN standard ABS case Fix it in the panel with the two enclosed mounting clamps Dimensions of panel cutout 1 Cut out the panel according to the figure shows above The cut out needs s...

Page 12: ...the fitting of the seal between case and mounting surface 3 Put one of the enclosed mounting clamp onto the tip of a screwdriver A and put the clamp with the help of the screwdriver into the hole on t...

Page 13: ...ate head Select connecting cable Take note the suitability of the connecting cable wire cross section insulation etc You may use either solid conductor or flexible conductor In case of using flexible...

Page 14: ...DT4220 E 14 20180619 V0 Preparing cables Prepare the cable for the connection Strip approx 6 mm insulation In case of using flexible cable use crimped wire end...

Page 15: ...pe instrument to the mains Wiring plan connecting the PS type instrument to the mains In case of DC supply the polarity is indifferent 1 Loosen terminal screws 2 Insert the wire ends into the open ter...

Page 16: ...ply Wiring plan connecting the 24 V type instrument to the the low voltage power supply In case of DC supply the polarity is indifferent 1 Loosen terminal screws 2 Insert the wire ends into the open t...

Page 17: ...me options but the input signal connecting are not compatible The following figure shows the wiring plan Wiring plan 1 Pull out the terminal so you can make connection easier 2 Loosen terminal screws...

Page 18: ...The instrument is connected to passive current transmitter via TS transmitter supply option Wiring plan 1 Pull out the terminal so you can make connection easier 2 Loosen terminal screws 3 Insert the...

Page 19: ...ptions but the input signal connecting are not compatible The following figure shows the wiring plan Wiring plan 1 Pull out the terminal so you can make connection easier 2 Loosen terminal screws 3 In...

Page 20: ...use damages to the terminal assembly Using of the push in direct connectors 1 Push the stripped cable end until it possible into the terminal assembly In the case of flexible cable ends you can facili...

Page 21: ...iring plan Wiring plan 1 Pull out the terminal so you can make connection easier 2 Loosen terminal screws 3 Insert the wire ends into the open terminals according to the wiring plan 4 Screw the termin...

Page 22: ...nsert the wire ends into the open terminals according to the wiring plan 4 Screw the terminal in 5 Check the hold of the wires in terminals by pulling on them firmly 6 Push in the terminal The RS 232...

Page 23: ...3 Insert the wire ends into the open terminals according to the wiring plan 4 Screw the terminal in 5 Check the hold of the wires in terminals by pulling on them firmly 6 Push in the terminal The RS...

Page 24: ...4 Screw the terminal in 5 Check the hold of the wires in terminals by pulling on them firmly 6 Push in the terminal 5 11 Final steps Checking the connections Check if the cables are connected properl...

Page 25: ...ut signal is correct The analogue output signal option IA or IP is less or more than the specified levels of Namur standard Solution scale the analogue output corresponding the measured signal level 2...

Page 26: ...that maximum 7 bars are used to form each characters The numbers can be read easily some of the letters marks however looks unusual 1 2 3 4 5 6 7 8 9 0 A B C D E F G H I J K L M N O P Q R S T U V W X...

Page 27: ...e than the specified input range The instrument can not measure it In this case the analogue output value indicates the error it is 3 2 mA or 22 mA according the actual settings The input signal is le...

Page 28: ...er is higher than allowed High Limit Re type it please Re type Automatic escaping Auto Escape over 5 minutes Exit from the setting Exit The requested operation has been completed Ready Error Error No...

Page 29: ...the menu when the right code has been given it enters into the menu During this time the instrument works continually and the outputs are refreshed If no keys are pressed for a period of 5 minutes the...

Page 30: ...e limit output 1 is in on state LIMIT1 2 Rel 2 limit output indicator yellow indicates that the limit output 1 is in on state LIMIT2 3 Status Communication status indicator yellow The indicator gives...

Page 31: ...You can select the next menu item by pressing this button If this button is held on over 1 sec the first menu item is selected During selecting a parameter item from a list You can select the next par...

Page 32: ...ss the Menu button The blinking mnemonic shows that the device is asking for the code 2 Four zeros appear The zero at the left side is blinking 3 Use the and the buttons type in either the user code o...

Page 33: ...80619 V0 33 7 3 The menu structure The following figure shows the menu structure The detailed description is on next pages Comment The menu items shown in grey appear only in the case of a supervisor...

Page 34: ...unding 09 refresh Display refresh time 10 limit1 1 Limit output 10 limit2 2 Limit output 14 limit displaying Limit display mode 16 analog Analogue output select 17 analog scale low Assign 4 mA to low...

Page 35: ...you want to leave the menu The selectable values 100 90 80 70 60 50 40 30 20 10 7 6 Menu item 02 Input selection Function The instrument has current and voltage inputs Here you can select the input a...

Page 36: ...e selectable values 2 1 0 4 3 7 8 Menu item 04 Low value of scale Function Any optional display range can be assigned to the input signal range scaling Here you can set the low value of the desired di...

Page 37: ...menu Notice For scaling must be assign the low start value also Previous menu item 7 10 Menu item 06 Enable disable displaying the leader zeros Function Leader zero the zeros that stand in front of a...

Page 38: ...hange is saved to FRAM 6 Press Esc button again if you want to leave the menu The selectable values 1 2 5 10 20 50 100 7 12 Menu item 09 Display refresh time Function Here you can define the time peri...

Page 39: ...f the push buttons during navigation in the menu for learning the buttons handle 1 Enter the menu by typing the supervisor code 2 Keep stepping by pressing the button as long as you see this menu item...

Page 40: ...switched on when the displayed physical value is higher than or equal with the low limit value low The output gets switched on when the displayed physical value is lower than the low limit value insid...

Page 41: ...ns Read the chapter 7 1 Functions of the push buttons during navigation in the menu for learning the buttons handle 1 Enter the menu by typing the supervisor code 2 Keep stepping by pressing the butto...

Page 42: ...vs input signal where the value of hysteresis is 0 Remark this operation is working in the mode HIGH Sequence of operations Read the chapter 7 1 Functions of the push buttons during navigation in the...

Page 43: ...you want to leave the menu If the high limit value is less than the low limit value then the instrument will exchange these values when exits from the menu 7 13 5 Limit output hold mode Function In c...

Page 44: ...ress Esc button again if you want to leave the menu The selectable values dynamic It displays the limit output state as far as the Esc button is pressed timed It displays the limit output state as far...

Page 45: ...uence of operations 1 Enter the menu by typing the supervisor code 2 Keep stepping by pressing the button as long as you see this menu item 3 Enter the menu item by pressing the Menu button 4 Pressing...

Page 46: ...nu item by pressing the Esc button The change is saved to FRAM 6 Press Esc button again if you want to leave the menu 7 17 Menu item 18 Assignment analog output high end value to display value scaling...

Page 47: ...pressing the Menu button and you can exit from sub menu item by pressing the Esc button 6 Press Esc button again if you want to leave the menu The selectable sub menus MODBUS mode RTU or ASCII MODBUS...

Page 48: ...ou have defined If you forget it defining another one is possible only by using a supervisor code for entering into the menu 7 21 Menu item 22 Changing the supervisor code Function You can define new...

Page 49: ...ible to cancel this operation once the command has been issued Sequence of operations Read the chapter 7 1 Functions of the push buttons during navigation in the menu for learning the buttons handle 1...

Page 50: ...total inability of the instrument to function nothing appears on the display 8 2 Repairing In accordance with Point 2 1 For safety and warranty reasons any internal work on the instrument must be car...

Page 51: ...er in this position draw back the mounting clamp Figure step 3 Please do not exercise forces higher than necessary as it may cause damages to the clamp 4 Repeat the 1 2 3 steps with the other clamp 5...

Page 52: ...play and the input signal Any values to be displayed could be selected within the display range to be assigned to the input values Display refresh time 0 01 0 1 0 3 0 5 1 0 2 0 sec adjustable Indicato...

Page 53: ...kV Passive analog output optional Output type galvanic isolated DC current Output ranges 4 20 mA 0 20 mA scalable Characteristic Linear Accuracy at 23 C 2 C after 10 min warm up time 0 03 Accuracy at...

Page 54: ...can order instrument for 20 60 C operating temperature range Electromagnetic compatibility EMC In accordance with the standard IEC 61326 1 2005 Emission Conducted EN 55011 2010 Limits for Class A equ...

Page 55: ...2 Displayed value 32 bit signed integer This value is without reference to the place of decimal point U16 Number of decimal character 0 4 U16 Error 0 no error 1 repearing must be carried out in servic...

Page 56: ...DT4220 E 56 20180619 V0 10 3 Application example Analog output option Use the current input or the voltage input only Do not use do not wire both at the same time...

Page 57: ...DT4220 E 20180619 V0 57 RS232 communication interface option Use the current input or the voltage input only Do not use do not wire both at the same time...

Page 58: ...DT4220 E 58 20180619 V0 RS485 communication interface option Use the current input or the voltage input only Do not use do not wire both at the same time...

Page 59: ...DT4220 E 20180619 V0 59 Shematic for units of RS 485 communication...

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