2022Setp - Nokeval
Contents
1. Gen The configuration menu of the master is divided in two sections Gen general and Setpoint settings Gen Bright Display brightness 1 15 Default value 7 Gen CfCode Password for all the configuration settings Will apply for the other cards too If the password is set and forgotten turn the power off hold and gt pressed and switch power on To set the password select Set push P and enter the same password twice If Set is displayed again you can exit with The password consists of six keypresses using all the buttons Setpoint Mode Operation mode as described in chapter User interface Normal mode Monitor menu The monitor menu has only one item Mainch which tells which internal channel is currently being displayed e Normal Displaying channel number reading e Setpoint Displaying the setpoint all the time e MeaSet Displaying the input reading or the setpoint Setpoint Startup Setpoint value source after power up e Preset The initial setpoint value is set in the next menu item e Last The setpoint is preserved during power off Setpoint Preset Setpoint value after power up This item is hidden if Startup is set to Last Setpoint Min Setpoint Max These define the range where the setpoint can be adjusted Setpoint Dec Number of digits after the decimal point for the setpoint Defines also the smallest setpoint step Setpoint Delay This defines how long A or2. alarm relays pulled If you have 4 20 mA input you might use MeaMin 3 5 mA To disable set to some large negative value e g 10000 Lopass Digital lowpass filter for input Functions like a RC circuit damping variations in the reading Set the time constant in seconds Recommended value 1 To disable filtering set to O Sca The scaled input reading Can be locked to test the outputs ANALOG OUTPUT 20000UT is an analog output card with one active mA or V output Configuration menu Range From Rdg1 Outi Rdg2 Out2 Limit All the output settings are in submenu Out Range Physical output range e mA milliamp output capable of generating approx 0 20 8 mA e V voltage output generating approx 0 10 5 V Monitor menu The monitor menu contains only one item Out that is the current output value in mA or V Can be From The internal channel that the output follows e 1 The input e 8 The setpoint Rdg1 Out1 The first point in output scaling The reading Rdg1 in engineering units produces physical output Outi in mA or V Rdg2 Out2 The other point in output scaling Linear interpolation and extrapolation is applied Limit Output limiting If enabled the output will be limited to Out1 Out2 except in fault indication mode when it will always give the maximum output possible If disabled the output will use all of its physical range see Range locked to feed different
3. Returns the type of the device 2022SETP V1 3 ALARMS 2000REL2 and 2000REL3 cards are alarm relay cards They have 2 and 3 relays correspondingly Configuration menu Almi Type From Level Hyst Delay NC Blink The configuration menu has two or three submenus depending on the card type The submenus are identical Type e Off The alarm is always off e Lo The alarm activates when the reading falls below the alarm level and deactivates when it goes above alarm level hysteresis e Hi The alarm activates when the reading goes above the alarm level and deactivates when it falls below alarm level hysteresis e Window The alarm activates when the reading on the channel selected in From setting deviates more than Level from the setpoint value and deactivates when the deviation falls below Level Hyst Example 1 Type Window From 1 Level 5 Hyst 1 Alarm activates when the input reading goes above setpoint 5 and deactivates at setpoint 4 The alarm also activates when the input reading goes below setpoint 5 and deactivates at setpoint 4 Monitor menu The monitor menu has only one item Alarms It tells the state of the alarms 0 no alarms From The channel that is monitored 1 level 8 setpoint Level The alarm level See Type Hyst The difference between alarm activation and deactivation levels Always positive See Type ActDelay Defines the time how long
4. signals in order to test the external system SERIAL 2000RS is a serial communications card containing both RS 232 and RS 485 connections Only one of these can be used at a time Moreover only one serial card can be used Configuration menu Mode Options SCL and Modbus Only Nokeval SCL is currently available Monitor menu Baud Baud rate 300 600 1200 2400 4800 9600 or 19200 bits s Addr Serial bus address 0 123 When using several units on the same RS 485 bus they must be set to different addresses Additionally this device will respond in general call address 126 Monitor menu has only one item Count It tells the number of serial commands processed After 255 it will roll over to 0 Serial commands Serial communications is based on Nokeval SCL protocol There is a separate manual SCL manual available from Nokeval web site The commands recognized by 2022Setp are MEA CH 1 Returns the current reading on channel 2 The channels are 1 input on slot A 8 setpoint MEA SCAN 1 3 Returns the readings from channels 1 3 separated by one space e g 101 000 0 00000 79800 Scientific representation is not used KEY Returns the current state of the keys One hexadecimal character is returned that is a sum of the codes A 1 v2 4 gt 8 Moreover it will be succeeded by letter L if the key status is remained the same for at least 0 5 seconds TYPE
5. 200 bit s Response 200 ms max Alarm relays Configuration One or two two relay cards 2000REL2 or one three relay card 2000REL3 Ratings 250 VAC 2A non inductive load General 85 260 VAC or 12 32 VDC Power supply Ordering The full ordering code for a panel indicator with one analog output and 85 260V supply is 2022SETP OUT 230VAC To add a serial card include RS in the chain To have relay cards include REL2 or REL3 Only two option cards can be included And for a wall mounted indicator precede with 2800 2800 2022SETP INSTALLATION Connectors 2022Setp OUT SERIAL v A 18 Com B mA a TxD i N m Com N RxD amp Slot A 2022Setp input card Slot B Analog output or other option card Slot C The second option card An active milliamp signal is connected to A5 and A3 A two wire transmitter may be connected to A6 and A5 Voltage signal is brought to terminals A1 and A3 Note that slot A Jumpers 2000 RS RS232 RS485 RS485 Factory setting Last unit on bus olo s 00 2 ollo g oljo ollo ollo ololl amp ollo amp oo a o a g a o 3 3 3 Configuration Using front panel The indicator can be fully configured using the front panel keys The configuration settings are explained in chapter Settings and using the front panel is described in chapter User interface The indicator keeps measuring an
6. USER MANUAL 5 8 2008 V1 3 Setpoint unit 2022Setp Nokeval INTRODUCTION 2022Setp is a special edition of Nokeval 2022 multi input indicator It is available in wall mounted 2800 enclosure or in a 1 8 DIN panel enclosure Normally it is equipped with an analog output card and possibly with serial communications card an alarm relay card or another analog output card There is always one mA V process input with transmitter supply 24 V 250 mA Configuration can be fully performed either with the front panel buttons or using serial communications and Mekuwin PC software The latter option however requires a serial communications card SPECIFICATIONS Input card Galvanic isolation Yes Update rate 6 sec typ mA input Input resistance 50 ohms Physical range 0 24 mA Calibr accuracy 8yuA Linearity 3 A Tempco 100 ppm C Transmitter supply 24 V 20 260 mA V input Input resistance 1 1 Mohms Physical range 0 12 V Calibr accuracy 45 mV Linearity 2mV Tempco 100 ppm C Analog output card Galvanic isolation Yes shared with serial communication and another output card mA output Max range 0 20 8 mA typ Calibr accuracy 8 uA Linearity 4uA Max load 12 V 600 ohm V output Max range 0 10 5 V typ Calibr accuracy 5mV Max load 3 kohm Serial communications card Ports RS 232 or RS 485 Galvanic isolation Yes shared with analog outputs Protocol Nokeval SCL Baud rates 300 19
7. V key has to be pressed until the setpoint adjustment mode is entered The time is given in seconds max 12 INPUT 2022SETP is an input card capable of measuring one mA or V signal The reading will be put on internal channel 1 Configuration menu C Mea1 Scat Mea2 Sca2 MeaMin Lopass The configuration menu has one submenu In that contains the input settings Input Input signal selection mA or V Dec Number of digits to display after the decimal point Can also be set negative to have fixed zeros E g if Dec 2 the display will be rounded to 0 100 200 etc Pts Number of scaling points e 0 No input scaling The input signal will be displayed as is in mA or V Monitor menu Mea The input reading with no scaling applied in mA or V Can be locked to test the scaling and the outputs e 1 One point offset scaling Input signal Mea1 will be converted to scaled reading Sca1 using appropriate offset In other words Sca1 Mea1 is added to the input reading e 2 Two point scaling Input signal Mea1 in MA or V is converted to scaled reading Sca1 in any engineering units and Mea2 is converted to Sca2 Linear interpolation and extrapolation is applied E g to convert 4 20 mA to 0 100 set Mea1 4 Sca1 0 Mea2 20 Sca2 100 Mea1 Sca1 Mea2 Sca2 Scaling points see Pts MeaMin Input signals in MA or V less than this will be regarded as a fault Dashes are displayed and
8. d updating the alarms but the serial output is not available Using configuration software MekuWin program free from Nokeval web site is used to configure the device using RS 232 or RS 485 communication If connection fails check the communications settings using front panel keys to Power supply L N 718 9 connectors 3 and 4 must always be linked together If a pre fuse is used in 230V power supply connection it should be at least T500mA The indicator has an internal pre fuse The polarity of the power supply has no matter match those in MekuWin The settings are described in chapter Settings Serial communications and the MekuWin program has a manual of its own The Slot parameter in Mekuwin is used to select which slot or card is configured 0 Master setpoint 1 slot A input 2 slot B output 3 slot C The indicator keeps measuring during the configuration and the MekuWin monitor function can be used to see the current readings OPERATION Data flow Internal bus Setpoint Scaling The mA or V input is first measured This information is converted to a scaled reading in any engineering units using two freely selectable sample points e g 4 112 mA corresponds to 0 bar and 16 501 mA corresponds to 6 bar This is set up in slot A configuration menu The reading is put available on internal channel 1 to be available for the outputs and the display There is one
9. dicator does not anymore A VP Editing To set a password push 4 to select Set means password will be used then push P to enter the new password Cod 0 is shown The password is a seguence of six keypresses using all the four keys Enter the same password twice if they match Set is shown again and you can exit with If they didn t match Off is shown Redo from start To disable a password push Y to select Off and exit with When all settings are done exit from the menu with key Two options are shown Save to keep the settings made and Undo to discard all the changes Select Save or Undo and push Finally exit from the slot selection by third or select another slot with AY and so on update them Then they may be changed by the user to test the system How to lock in Mekuwin see its manual To lock using the front panel do as follows 1 Enter the monitoring state as described and the slot you want to 2 Select the item to be locked using AY buttons Do not push k yet 3 Press and hold button Then push A also Release them both 4 Now you can enter a new value to simulate test something 5 Exit with To return to normal operation do the same but while holding push Y MASTER SETPOINT The master is responsible of the user interface display and buttons and of the setpoint To set up an analog output following the setpoint see chapter Analog output Configuration menu
10. s The Conf LED is lit when in configuration state Additionally M1 blinks when the setpoint is being adjusted password is set you will now need to enter it Cod 0 displayed In case the password is not known switch the power off hold and P keys pressed and switch the power on again A v Po The main level of the configuration menu is shown You can select among menu items using AY keys To edit the setting push to start editing and to get back to the menu How to edit see chapter Editing Most data types are edited simply with AY keys finally exiting with key Floating point values such as scaling and lopass filter are edited with AVP keys select digit to edit blinks with gt and change it with AV When the decimal point is blinking it can be moved with AV The first digit can be replaced with a minus sign Monitor state and simulation Monitor function can be used while troubleshooting to view some internal values of the indicator It can be accessed either from the front panel or using the configuration software Monitor mode is entered in the normal state by pressing and V together Select slot with AV and push gt to enter The monitored item can be selected with AY To return to slot selection push To return to normal state push once more Objects to monitor are described in sections of each card Some monitor items have a possibility to be locked so that the in
11. the alarm condition must be continuously true before the alarm will actually activate The time is given in seconds the maximum value being 4295 seconds DeaDelay Like ActDelay but affects the alarm deactivation This is used only when Auto is selected in the Reset setting Reset Alarm reset switch selection Select always Auto since this device does not have manual reset switches NC Invert the operation of the relay If set to Yes the relay is pulled normally and released when the alarm is active Will not affect the front panel LEDs Blink If enabled the display will blink on 1 Hz frequency when this alarm is active 1 alarm1 2 alarm2 4 alarm3 and any sum of these Can be locked to manually test the relays Nokeval Yrittajakatu 12 37100 Nokia Finland Tel 358 3 3424800 Fax 358 3 3422066 www nokeval com
12. user adjustable setpoint that can be changed using the front panel buttons A and V This setpoint is available on channel 8 The alarms and analog output s can be taken from channel 1 input or channel 8 setpoint USER INTERFACE Front panel 5620 0 Normal state In normal state this device displays the current measurement reading continuously functioning as an indicator The display can be set to three different modes They are e Normal The display consists of a channel number and a reading The channel can be selected with AY keys Channels 1 input 8 setpoint e Setpoint The display is always showing the adjustable setpoint channel 8 and it can be adjusted using buttons A and V Configuration state Press and A simultaneously two seconds to enter configuration state First select the slot to be configurated The options are Master Slot A Slot B and Slot C Proceed with gt If configuration Alarm indicators A1 and 42 Enter start editing next digit Exit Select e MeaSet The display shows normally the input channel 1 but can be requested to show the setpoint by pressing A or V for the time specified in the settings The setpoint can then be adjusted The display is returned to input display when no buttons is pressed for a while The indicator LEDs A1 A4 show the status of the alarm
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