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Digital Panel Meters K3MA Series User`s Manual

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1. X2 g 5 key tte Operation Adjustment E level level When key is key senennnnnnnn released sat Hea key di When key is at least 1 second x1 released X1 This value can be changed using the move to protect level time parameter X2 Only K3MA L Moving to the protect level Moving to the adjustment level Moving to the initial setting level Protect level C Heelkey at least 1 d key secon at least Hold down the key 1 second at least 2 seconds Initial setting level _ key Password at least 0169 1 second Advanced function setting level Press the 4el keys simultaneously and hold them down for at least 5 seconds The main indicator starts blinking and then the product enters the protect level The time required for moving to the protect level can be changed using the move to protect level time parameter at the advanced function setting level To return from the protect level to the operation level press the 4cel keys simultaneously and hold them down for at least one second Press the L key at the operation level W hen you release the key the product enters the adjustment level To return from the adjustment level to the operation level press the L key Press the _ key and hold it down for one second The main indicator starts blinking Continue holding the key down furt
2. Comparative output 1 cr U limit SBBBES AL per R RPP Comparative a output 2 K3MA F A2 AC100 240V Lower limit signal Output for indication Inverter gog e TheK3MA F monitors the rotational speed by monitor output of an inverter e The monitor output of the inverter produces a voltage pulse proportional to the rotational speed of the motor W hen the rotational speed of the motor is 60 rps it produces 1440 Hz e The unit of indicated values by the K 3M A F is rpm e When the rotational speed reaches 3000 rpm comparative output 1 is turned ON e When the rotational speed decreases to 2000 rpm comparative output 2 is turned ON Wiring K3MA F A2 AC100 240V Operation power supply 100VAC Comparative output 1 Comparative output 2 COM Inverter Output for indication 3 5 Monitoring the Rotational Speed by Monitor Output of an Inverter K3MA F ji Parameter Setting The inputtype is set to 5K e Thescaling is set as follows INP 1440 DSP 3600 Position of decimal point aaaaa Calculation of scaling factor Since 60 rps can be converted into 3600 rpm the scaling is set in such a way that an input of 1440 Hz is indicated as 3600 rpm e Comparative output 1 is used to generate an upper limit signal action and the OUT upper limit value is setto 3000 rpm e Comparative output 2 is used to generate a lower limit signal action and the OUT lowe
3. C Press the I key several times until parameter ME BB Pret Pr LE appears on the main indicator g D Press the gt key to display the set value of the M E 9 parameter on the main indicator t SV is illuminated The current set value of the move to protect level time will appear on the main indicator E Press the D gt key again oW s 28 Fog The set value will start blinking indicating the product is in the change state i CHAPTER 5 OPERATION Use the Press the cel key to go to the next parameter The change is saved Press the key and hold it down for at least one second to return to the initial setting level Press the key and hold it down for at least one second to return to the operation level and A keys to change the set value ON N gE un Fla e 2 E Es 1 second 1 second Ei BB A mck a CHAPTER 6 FUNCTION DESCRIPTION This chapter describes available functions of the product including measurement and average processing 6 1 Measurement K 3M A ees ee ee ee ek N N N nnn nnns 6 2 Voltage Current Input Scaling Zero limit F orced zero 6 2 Measurement K 3M A L eene 6 5 Temperature Input Temperature Input Correction 6 3 Measurement K3M A F ees ee ee ee ee ee nennen 6 6 Pulse Input Scaling A uto zero Start up Compensation
4. e S will appear on the level indicator indicating the product has entered the initial setting level Enter password 0169 in parameter Arnau to enter the advanced function setting level For details on how to move to the advanced function setting level refer to 5 2 M oving among Levels e F will appear on the level indicator indicating the product has entered the advanced function setting level Press the cel key several times until parameter 5 Enr appears on the main indicator Press the gt key to display the set value of the parameter on the main indicator Thecurrent set value of the start up com pensa tion timer will appear on the main indicator Press the key again The set value will start blinking indicating the product is in the change state Use the and A keys to change the set value Press the ce key to go to the next parameter The change is saved Press the key and hold it down for at least one second to return to the initial setting level Press the key and hold it down for at least one second to return to the operation level pesa 3seconds 4 5 will appear ih gB LALE B t wit appear BE Ee iii ated N g8 PAR DE c BRC at ar HS B Gn SE 1 second c FF 1234S 1 second 5 22 Specifying the Zero limit K3MA J 9 22 Speci
5. K3MA L Parameter D escription D 5 200 850 C 300 1500 F S Ptl0O 199 9 500 0 C 199 9 900 0 F g E 0 0 100 0 C 0 0 210 0 F 3 E 199 9 500 0 C 199 9 900 0 F JPt100 4 E 0 0 100 0 C 0 0 210 0 F 5 200 1300 C 300 2300 F 5 20 0 500 0 C 0 0 900 0 F 100 850 C 100 1500 F B J 20 0 400 0 C 0 0 750 0 F T g 200 400 C 300 700 F T 9 199 9 400 0 C 199 9 700 0 F it 3 E 0 600 C 0 1100 F 2 L 100 850 C 100 1500 F E 2 200 400 C 300 700 F M 199 9 400 0 C 199 9 700 0 F 5 N 200 1300 C 300 2300 F 15 R 0 1700 C 0 3000 F 17 S 0 1700 C 0 3000 F E B 100 1800 C 300 3200 F 5 14 5 10 Selecting an Input Type K3MA J K3MA L u Procedure g nm A When the product is at the operation level press Ed A change ir input type the C key and hold it down for at least three initializes some parameters 3seconds 4 m K3MA J seconds to enter the initial setting level S will Parameters CAP i d5P i um Numam appear CaP dSP 2 and dP are e S will appear on the level indicator indicating riesen dk to the the product has entered the initial setting level Fre Feder E The first parameter at the initial setting level is deactivated AE m K3MAL O No parameter is initialized B Press the gt key to display the set value of the N ae 9 29 parameter on the main indicator t SV will b
6. aHPE co OP Oadueiment cCPE Setting level lockouts VEPE x Setting change lockout SFPE s oForced zero lockout Operation level ES 18345 o Current value eut i 2 OUT1 value SUE H2 lt 2 OUT1 upper limit value SUE amp Je IF 0071 iower imit value SUE Pour value BUEEH a OUT2 upper limit value oute 4 lt 2 OUT2 lower limit value M LAS Temperature input correction value SPI Advanced function d Protect level Initial setting level Y J Advanced function jea 5 t least at least io at leas seconds 2 7 second Ex J Adjustment level zt AE pe 7 LaLe g Input type fe Clearing all parameters P FrE s Hub Number of t zi ias frequency F E eua A MD d LnF 6 HYS 2 Scaling input value 1 9 OUT1 hysteresis d5P i fs HYS e 8 Scaling display value 1 2 OUT2 hysteresis APE 6 Ruta 2 Scaling input value 2 2 Auto zero time d5Pg e 8 Je Scaling display value 2 Eur vompensepon N nP 8 z Le re 6 o Scaling input value Je Zero limit 3 ccm CE al 3 Scaling display value LL 9 Zero limit value Lil oP jo s f L r atleast Decimal point position I Display color change 3 seconds d F7 ree co Temperature unit Is Display auto return time HL d PiL out LE Prit Co OUT1 type Move to protect level time Pas
7. ssseseeennnnnnnnnnnnnnnnnnnnnn nnne 2 4 Terminal A rrangement Terminal Connection 2 1 CHAPTER 2 INSTALLATION AND CONNECTION 2 1 Installation B Dimensions Character size in main indicator Bi 14 2mm B Panel Cutout Dimensions 120 min 75 min Fit the product into a rectangular panel cutout put the adapter in the fixing grooves on the left and right surfaces of the rear case and push the product until the gap between the product and the panel surface is minimized 2 2 2 1 Installation i B installation Procedure 1 Fitthe product into a rectangular panel cutout for installation 2 If you want to make the product waterproof insert a watertight packing in the product 4pm 3 Put the adapter in the fixing grooves on the left and right surfaces of the rear case push it until it contacts with the panel and fix it B Visibility of LCD K3MA is designed to obtain optimum visibility from the angle shown below 2 3 CHAPTER 2 INSTALLATION AND CONNECTION 2 2 VO Terminal Connections Operation power supply Comparative output power supply K3MA F Voltage pulse B Terminal Arrangement Terminal No Name Description A pplicable model Operation power supply Sensor power supply Sensor power supply terminals K3MA F Comparative K3MA J K3MA F output Provides comparative
8. For details on how to clear all parameters refer to 5 17 Clearing All Parameters For details on parameter setting refer to CHAPTER 5 OPERATION 4 5 i CHAPTER 4 INITIAL SETTING 4 3 K3MA F Frequency Rate meter Pulse frequency scaling factor and decimal point position should be set in this order Otherwise auto initialization of parameters may result in a failure in parameter setting If you specify the scaling factor and then the pulse frequency the scaling factor is initialized automatically The following example shows the flow of initial setting for K 3M A F Setting example The speed of a belt conveyer is indicated with the unit of m min The number of pulses per one rotation of the rotor is 4 The diameter of the rotor is 12 cm When the process value reaches 10 500 m min comparative output 1 is pro duced When the process value decreases to 9 500 m min comparative output 2 is produced mimin Comparative Normal Comparative 12cm output 2 output 1 9 500 10 500 Gd HE m min m min How to Determine the Scaling Factor Determine the scaling factor as follows Rotor rotational speed r min nput frequency Hz N umber of pulses per rotation x 60 Belt speed m min z x Rotor diameter m x Rotational speed r min Hence the speed is given as Belt speed m min 3 14159eee x 0 12 x 60 4x Input frequency Hz Namely Belt speed m min 5 654866
9. Press the ce key to go to the next parameter The change is saved Press the key and hold it down for at least one second to return to the initial setting level Press the key and hold it down for at least one second to return to the operation level Red The display color is always red BE 3 seconds t 5 wil appear ag thy BH LALE a Tg wil appear t_ sv is illuminated xxi BBE a T Wu CL VLLL AOI 1 seconds m ui 1 seconds 5 33 il CHAPTER 5 OPERATION 5 24 Changing the Display Auto return Time ww Vn pe m If the display auto return function is activated in the middle of parameter setting the product saves the current value of the parameter and then returns to the current value display mode This parameter allows you to change the display auto return time Parameter Description 0 sec Display auto return is not available 1 to 99 sec Display auto return time If no key is operated for a prescribed time the product returns to the current value display mode at the operation adjustment level This prescribed time is called the display auto return time Procedure A When the product is at the operation level press Lu BB cack the L_ key and hold it down for at least three 5 5 seconds to enter the initial setting level 3 seconds 4 6 will appears e 5 will appear on the level indicat
10. E Use the gt and Al key to change the set value M AV E y nn F Press the el key to go to the next parameter EE Be doP The change in setting is saved and a57 will appear on the main indicator G Repeat the operations of C to F to set the f BB dP parameter SP 5 When the parameter 2 57 has been set the next parameter oF will appear on the main indica tor H Press the key and hold it down for at least EL gE ied 45 one second to return to the operation level 1 second Teaching scaling The teaching function allows you to specify the value of parameter Z P also by key entry Procedure I The operation of C causes the product to enter the monitor state In the monitor state press the A key instead of the operation of D e T will starts blinking indicating the product is in teaching mode Key entry permits the actual process value to be displayed on the main indi cator J Press the A key again e The actual process value is set as the input value and then the product will return to the monitor state e Pressing the cel key instead of the A key in teaching mode cancels the teach ing mode and the display on the main indicator changes to the next parameter Teaching mode With cal without saving to the next parameter Monitor state t1 A T blinks With Al saving the
11. Initial Decimal point position setting aaaaalaaaaal aaaaalaaaaal onnan OUT1 type Hc L alnc La OUT2 type M ove to advanced function set ting level Hc Lalnc La 18585 58855 Parameter initialization OFF lan No of measurements for averaging aFF Je lB OUT1 hysteresis LE La La A dvanced OUT2 hysteresis La function A uto zero time 3 3 es ex E3 EI dol ta Lo Lo ES be in in LO ll setting Startup compensation timer Display color change Gen rliealsEd Gl rEd Display auto return time o 95 M ove to protect level time nod Al i A 7 INDEX absolute maximum rating 2 6 adapter ope dl re rere tera 2 2 adjustment octo dede 5 2 adjustment level ee 5 3 advanced function setting ees se se kk ek 5 2 advanced function setting level ee se see 5 4 alphabets EE EE 5 6 analog npULt HR cepere Db dira 1 5 MEd vets EE EE 6 8 5 28 auto zero tiIme RE EE EE eee 5 28 average processing seem 6 10 Change stale sic utet dee trot 5 6 comparative output sse eee 1 3 2 5 6 11 COR ct OUTDUE RR irre rire terra an 1 6 Crimp contact type terminals ss 2 5 current leakage with transistor turned ON 2 6 decimal point position 5 22 digital panel meter 1 2 dimensiorss ee NR n EE ERR Me 2 2 display auto return time see 5 34 displa
12. x Input frequency Hz M ultiply the result by 1000 to enable a readout to be displayed to three decimal places Belt speed m min 5654 866eee x Input frequency Hz To minimize the scaling operation error select a convenient numerical value for the scaling input value Readout and such a combination of input value and readout that 56549 F allows readouts to contain the largest possible number of digits In this example the input frequency is set to 10 Hz so that the readout is 56549 10Hz Input signal Flow of Initial Setting A Check wiring for correct connection and power the product on The product is factory set to have a pulse frequency of 5 kHz B Set pulse frequency to 30 Hz 4 3 K3MA F Frequency Rate meter j The number of measurements for averaging and hysteresis can be changed if required These parameters are to be set at the advanced function setting level 1 Make sure the main indicator displays the current process value the prod uct is at the operation level Then press the L key for at least three sec onds The product will move to the initial setting level 2 Since it is considered that taking the application into account input fre quency may be around 2 Hz may be less than 30 Hz at all events set the parameter at the initial setting level F FrE to 35 Specify the scaling factor 1 Set parameter Z AP to EBD 2 Set parameter 25 to 556545
13. 455 i appears on the main indicator Press the key to display the set value on the main indicator The current set value of event input will appear on the main indicator Press the key again The set value will start blinking indicating the product is in the change state Use the and A keys to change the set value Press the cel key to go to parameter H452 The change is saved Repeat the Steps D to G for parameter H452 The next parameter will appear on the main indi cator when you finish setting of the param eter Press the key and hold it down for at least one second to return to the initial setting level Press the key and hold it down for at least one second to return to the operation level 0 to 9999 digit H ysteresis E 3seconds m 5 will appear de 1 wil appear TREE t t sv is illuminated c WF onn 5 BE un t 1 second n E 1 second il CHAPTER 5 OPERATION 5 20 Specifying the Auto zero Time K3MA F com gt This parameter allows you to specify the auto zero time VOLL btn AUTO Z Parameter Setvalue D escription uta oo 135 0 0 to 19 9 sec A uto zero time The auto zero time is the length of time required for the product to return the readout to zero after pulse input interruption Set this parameter to a larger value
14. 800 C 1000 C Flow of Initial Setting A Check wiring for correct connection and power the product on The product is factory set to have an input type of 5 thermocouple K 200 1300 C B Set input type to thermocouple R 0 1700 C 1 Make sure the main indicator displays the current process value the prod uct is at the operation level Then press the _ key for at least 3 seconds The product will move to the initial setting level 2 Set parameter CA E to 15 C Set temperature unit to C 1 Set parameter a u to Z D Set OUT1 value type to outside the range 1 Set parameter aL iE to Hc La E Set the OUT1 upper limit value to iii and the OUT1 lower limit value to Baa 1 Make sure the main indicator displays an initial setting level parameter the product is at the initial setting level Then press the L key for atleast one second The product will move to the operation level 2 Set parameter Si CA to OOG 3 Set parameter ott i to BOG 4 4 4 2 K3MA L Temperature meter il F Bring the product into measuring operation The number of measurements for averaging and hysteresis can be changed if required These parameters are to be set at the advanced function setting level Clear All If you are confused about how parameters have been set during initial setting you can clear all the parameters and start all over again
15. Number of teeth R Rotor diameter Unit conversion m s m min 60 mm s m min x1000 60 B Auto zero Conversion of the input pulse frequency to the rotational speed involves the following scaling formula dsp r min a inp W here P Number of pulses per rotation inp Input pulse frequency Hz dsp Rotational speed r min Conversion of the input pulse frequency to the circumferential speed involves the following scaling formula dsp m min 2 TR E inp W here T Circular constant p Number of pulses per rotation R Diameter of rotor m inp Input pulse frequency Hz dsp Circumferential speed m min K3M A F has an input pulse frequency range of 0 05 to 30 Hz or 0 05 to 5 kHz and hence the maximum interval between pulses is 20 seconds This means that the product may provide a lower limit signal action as late as a maximum of 20 seconds after receiving the last pulse which results in a poor responsibility for the lower limit action Input pulse N N Input pulse frequency OUT value __ Lower limit signal Auto zero time Comparative output Auto zero ON Comparative output i Autozzero DEF ee S J To eliminate such a situation K3MA F has an auto zero function that shifts the input pulse frequency to zero forcedly when no pulse is received for a predetermined time This function improves the product responsibility for the lower limit action The time between r
16. 5 of indicated value or 1 C whichever is larger thermometer 0 0 to 210 0 F 40 0 to 250 0 F 1digit max 3 199 9 to 500 0 C 199 9 to 520 0 C JPt100 199 9 to 900 0 F 199 9 to 940 0 F 4 0 0 to 100 0 C 20 0 to 120 0 C 0 0 to 210 0 F 40 0 to 250 0 F 5 200 to 1300 C 220 to 1320 C 0 5 of indicated value or 1 C whichever is larger 7 P 1digit max K 300 to 2300 F 340 to 2340 F at a temperature of 100 C or less 2 C 1digit max 6 20 0 to 500 0 C 40 0 to 520 0 C 0 0 to 900 0 F 40 0 to 940 0 F 100 to 850 C 120 to 870 C 0 5 of indicated value or 1 C whichever is larger 7 J 100 to 1500 F 140 to 1540 F 1digit max 8 20 0 to 400 0 C 40 0 to 420 0 C 0 0 to 750 0 F 40 0 to 790 0 F 9 200 to 400 C 220 to 420 C NO T 300 to 700 F 340 to 740 F 30 596 of indicated value or 1 C whichever is larger 1digit max 10 199 9 to 400 0 C 199 9 to 420 0 C sta temperature of 100 C or less 2 C 1digit max 199 9 to 700 0 F 199 9 to 740 0 F 0 to 600 C 20 to 620 C 0 5 of indicated value or 1 C whichever is larger E 11 0 to 1100 F 40 to 1140 F 1digit max Thermocouple L 12 100 to 850 C 120 to 870 C 100 to 1500 F 140 to 1540 F 200 to 400 C 220 to 420 C Y ae U 13 300 to 700 F 340 to 749p 22 C 1 digit max 14 199 9 to 400 0 C 199 9 to 420 0 C 199 9 to 700 0 F 199 9 to 740 0 F N 15 200 to 1300 C 220 to 1320 C 0 5 of indicated value or 1 C
17. 60 Hz 24 VDC Non polar 1 3 VO Circuit il 1 3 VO Circuit B input Circuit Diagrams Analog Input Voltage input Current input Pulse Input Pulse detection circuit NPN NPN J Contact input 7 PNP Voltage pulse input PNP Voltage detection circuit al of power for the sensor and COM 63 T are connected inside the device 1 5 CHAPTER 1 INTRODUCTION B Output Circuit Diagrams Contact Output Relay Drive circuit circuit Drive 1a x 2 output Internal Block Diagram Input circuit EEPROM Input Power supply circuit 1 6 Relay Drive circuit 1c output Contact output rn X1 X1 Only the type with contact output 1 4 Parts Name and Function fil 1 4 Parts Name and Function Main indicator Operation indicator section Level indicator MAX MIN LEVEL MODE SHIFT UP MAX MIN key Level key Mode key Shift key Up key Function M ain indicator Displays a process value parameter code or set value 1 Is on when comparative output 1 is on and off when com Comparative output 1 parative output 1 is off 2 Is on when comparative output 2 is on and off when com Comparative output 2 parative output 2 is off Only K3M A J K 3M A F SV Stays on whilea set valueis displayed or being changed and Set value off at all other times M ax Stays on while a MAX value is displayed
18. Hz Programmable DSP Scaling result Ideal value Error Readout 1 00006 6000 5655 345 2 00011 5500 5655 155 5 00028 5600 5655 55 10 00057 5700 5655 45 Select a combination of the DSP and INP so that the scaling output contains the largest possible number of digits Doing so minimizes the scaling operation error 5 21 il CHAPTER 5 OPERATION 5 14 Specifying the Decimal Point Position K3MA J K3MA F 5 22 This parameter allows you to specify the decimal point position of the display value Readouts are given to four decimal places Readouts are given to three decimal places Readouts are given to two decimal places Procedure A When the product is at the operation level press the key and hold it down for at least three Seconds to enter the initial setting level e S will appear on the level indicator indicating the product has entered the initial setting level Press the cel key several times until parameter dP appears on the main indicator Press the gt key to display the set value of the parameter The current set value for the decimal point posi tion will appear on the main indicator Press the key again e The set value starts blinking indicating the prod uctis in the change state Use the Al key to change the set value Press the ce key to go to the next parameter The change
19. Specify the decimal point position 1 Set parameter d to as aaa Set OUT 1 value type to upper limit and OUT 2 value type to lower limit to HE 1 Set parameter aL i 2 Set parameter AUEZ E to La Set the OUT 1 value to 42 522 and the OUT2 value to 5 555 1 Make sure the main indicator displays an initial setting level parameter Then press the _ key for at least one second The product will move to the operation level 2 Set parameter oil i to SAO 3 Set parameter GUt2 to 9 500 Bring the product into measuring operation Clear All If you are confused about how parameters have been set during initial setting you can clear all the parameters and start all over again For details on how to clear all parameters refer to 5 17 Clearing All Parameters For details on parameter setting refer to CHAPTER 5 OPERATION E CHAPTER 5 OPERATION This chapter describes how to move among levels change parameters and operate the product from the front panel BEE EE tee onu etie oie eot e o Bee ORO HERE 5 2 5 2 Moving among Levels recenter aii a aca Pt 5 3 5 3 Parameters a i cette tiere ei i Ent ne ete red er bei a dc dd 5 5 5 4 dd SEER OR RO een de eed oed e dd ode 5 6 5 5 Viewing and Changing OUT Set Values sens 5 7 5 6 Setting Releasing the Forced zero Operation K3MA sss 5 9 5 7 Displaying Resetting the M AX M I
20. initialization FF J n No of measurements for L aFF e H 8 averaging OUT 1 hysteresis A dvanced OUT2 hysteresis function Zero limit oF Flan setting Zero limit value LA 5 588 Gen rliealsEd Gl Display color change Ed m Display auto return time a 55 M ove to protect level time A 5 APPENDIX K3MA L Operation adjustment lockouts Setting level lockout Setting change lockout OUT1 value Operation OUT1 upper limit value OUT 1 lower limit value Temperature input cor rection value Protect A djustment Ww Zee cee Lo co 3 m in Input type Initial setting Thermocouple EB 25 EA DA SE Da Ag Cr ES wg umzccrmrm 4 5 Temperature unit OUT1 type Hlal L M ove to advanced func tion setting level Parameter initialization No of measurements for averaging A dvanced OUT 1 hysteresis 0 3599 i E Display color change RES seed Display auto return time E u M ove to protect level time r1 n Li APPENDIX K3MA F Level Parameter Indication Setting range Default Unit et value Protect Setting level lockout Setting change lockout OUT1 Value OUT 1 upper limit value OUT 1 lower limit value O perati peraan OUT2 value OUT2 upper limit value OUT2 lower limit value Pulse frequency Scaling input value Scaling display value
21. levels as follows L evel Function M easurement This level allows parameter setting for protec tion against unauthorized or inadvertent key operation A ccess to protected levels or set ting items is disabled Protect Yes This level represents the normal operation state in which the product can accept input signals and provide comparative outputs At Operation this operation level not only readout of the current process value but also access to or changes of OUT set values are allowed The product enters this level at power on This level executes specifying the tempera Adjustment ture input correction value Only K3MA L This level allows initial setting of the input Initial setting type type of OUT set values and scaling fac tor This level allows setting of the number of Advanced func measurements for averaging Customizations tion setting such as a change in display color are also pos sible at this level During operation of the product the level indicator designates the current level Alphabetic characters shown on the level indicator and their corresponding levels are shown below Character L evel Bm m P Protect level gotect 000 n OO OFF Operation level Adjustment level fYdjustment Initial Setting level initial getting Advanced Function setting level advanced function setting 5 2 Moving among Levels H 5 2 Moving among Levels Power on
22. or common mode 1 us or 100 ns for square wave noise with 1 ns Vibration resistance Frequency 10 to 55 Hz Acceleration 50 m s X Y Z direction 5 minx10 sweeps Shock resistance 150 m s Relay contact 100 m s 3 axes 6 directions x 3 times Input impedance Typ Voltage range 1 MQ min Current range 45 Q max Input absolute maximum rating 30 mA 4 to 20 mA 0 to 20 mA 13 5 V 1 to 5 V 0 to 5 V 5 V 326 V 410 V Ambient temperature 10 to 55 C with no condensation or icing Ambient humidity Storage temperature 25 to 8596 25 to 65 C with no condensation or icing Altitude 2 000 m max Weight Approximately 200g J L 220g F main body J K8MA J L K3MA L F K3MA F Reley Contact Output A2 Type Item Resistive load cos 1 Inductive load cos d 20 4 L R 7ms Rated load 250VAC 5A 30VDC 5A 250VAC 1A 30VDC 1A Rated carry current 5A max at COM terminal Max contact voltage 250VAC 150VDC Max contact current 5A max at COM terminal Max switching capacity 1250VA 150W 250VA 30W Min permissible load 5VDC 10mA Mechanical life 5 000 000 times min at a switching frequency of 1 200 times min Electrical life at an ambient temperature of 20 C C Type Item 100 000 times min at a rated load switching frequency of 10 times min Resistive load
23. parameter AUEZ E to La 4 1 K3MA J Scaling Meter il F SettheOUT1 value to 458 and the OUT2 value to 555 1 Make sure the main indicator displays an initial setting level parameter the product is at the initial setting level Then press the L key and hold it down for at least one second The product will move to the operation level 2 Set parameter alt i to H500 3 Set parameter alta to 50 0 G Bring the product into measuring operation The number of measurements for averaging and hysteresis can be changed if required These parameters are to be set at the advanced function setting level Clear All If you are confused about how parameters have been set during initial setting you can clear all the parameters and start all over again For details on how to clear all parameters refer to Section 5 17 Clearing All Parameters For details on parameter setting refer to CHAPTER 5 OPERATION i CHAPTER 4 INITIAL SETTING 4 2 K3MA L Temperature meter The following example shows the flow of initial setting for K 3M A L lt Setting example gt Display the unit of the temperature of the industrial furnace with C Use a common type thermocouple R element to measure the temperature When the process value readout reaches 800 C or decreases to 1 000 C comparative output 1 is produced Industrial n furnace Comparative Normal Comparative output 1 output 1
24. the operation level press N the key and hold down it for at least three seconds to enter the initial setting level een TE SEN appear e S will appear on the level indicator indicating the product has entered the initial setting level B Enter password 0169 in the parameter HB Lact Hanau to enter the advanced function setting ay F level For details on how to move to the t advanced function setting level refer to 5 2 M oving among L evels F will appear e F will appear on the level indicator indicating the product has entered the advanced function setting level The first parameter at the advanced function set ting level is Lact C Press the gt key to display the set value of the AM EB oFF parameter on the main indicator SV is Set value aFF will appear on the main indica illuminated tor D Press the gt key again 3 BB P E er The set value will start blinking indicating the product is in the change state E UsethelA key to change the set value to an B y g an cl ue F Press the Eel key to go to the next parameter ty a All parameters are initialized Parameter Zac E is also set to aFF f G Press the key and hold it down for at least hm EE LAT t one second to return to the initial setting level d 1 second 7 EA BB 1 ud H Press the C key and hold i
25. whichever is larger 5 1digit max 300 to 2300 F 340 to 2340 F at a temperature of 100 C or less 2 C 1digit max R 16 0 to 1700 C 20 to 1720 C M 0 to 3000 F 40 to 3040 F 30 596 of indicated value or 1 C whichever is larger 1digit max S 17 ae no a E aan E at a temperature of 200 C or less 3 C 1 digit max 0 e 40 to g 5 n 30 596 of indicated value or 1 C whichever is larger AEST E Ns at a temperature of 400 C or less is unrestricted K3MA F Pulse frequency Setting range M easuring accuracy 30 0 05 to 30Hz Minimum pulse width 15ms p H 0 oC 50 5k 0 05 to 5kHz Minimum pulse width 90us POLAE STE Mako quede dote A 4 APPENDIX Parameter List Use this list to note your set values K3MA Parameter Indication Setting range Operation adjustment lockouts GAPE Setting level lockout LPE Setting change lockout MEPe Forced zero lockout OUT1 Value OUT 1 upper limit value OUT 1 lower limit value OUT2 value OUT2 upper limit value OUT 2 lower limit value Protect Operation Input type Scaling input value 1 Scaling display value 1 Scaling input value 2 Scaling display value 2 Initial setting naaaalssaaal Decimal point position aaaaalaaaaal pafa a a a OUT1 type Heje lH L OUT2 type i Heje lH L M ove to advanced function set 5 45559 55999 ting level Parameter
26. 00 DSP 18850 Position of decimal point aaaaa Calculation of scaling value Peripheral velocity D is expressed by the next equation Peripheral velocity D m min fx60xdxx f Frequency Hz d Roller diameter m The scaling factor 60xdxz is calculated and multiplied by 10 to indicate down to one tenth s The value obtained is 188 496 The scaling factor is set to a larger value to minimize the errors INP is set to 100 and DSP is set to 18850 e Comparative output 1 is used to generate an upper limit signal action and the OUT upper limit value is setto 22 0 m min e Comparative output 2 is used to generate an lower limit signal action and the OUT lower limit value is setto 18 0 m min Parameter Set value 3d ig oh l esd Initial setting ooo N 5 Operation aut i dan setting alt BG For details of parameters refer to CHAPTER 5 OPERATION Operation OUT upper limit value 22 0m min Speed OUT lower limit value 10 0m min Comparative HE SEE n EK e output 1 Comparative mcis output 2 e When the feed speed reaches 22 0 m min comparative output 1 is turned ON e When the feed speed decreases to 18 0 m min comparative output 2 is turned ON 3 9 il CHAPTER 3 APPLICATION EXAMPLES 3 5 Monitoring the Rotational Speed by Monitor Output of an Inverter K3MA P Application Circuit breaker Three phase m AC power x supply
27. 8A A M 10 W hen the pressure is 0 980 kPa current of 4 20 mA is generated e The unit of indicated values by the K 3M A J is kPa and the values are indi cated to one tenth s e When the internal pressure of the tank reaches 550 kPa comparative output 1 is turned ON e When the internal pressure of the tank decreases to 100 kPa comparative output 2 is turned ON Wiring K3MA J A2 AC DC24V Operation at power supply T A2 24VDC Comparative output 1 Comparative output 2 Pressure sensor E8AA M10 4 20mA BROWN 3 4 3 2 Monitoring the Internal Pressure of a Tank K3MA J j Parameter Setting The scaling is set as follows INP1 4 00 DSP1 0 INP2 20 00 DSP2 9800 Position of decimal point aaaa n Comparative output 1 is used to generate an upper limit signal action and the OUT upper limit value is set to 550 0 kPa Comparative output 2 is used to generate a lower limit signal action and the OUT lower limit value is set to 100 0 kPa Parameter Set value Initial setting EI q 20 400 Lt eos sou Pa Pm Dm Dm Pm Operation setting cz re Lr EA wr Ca EI oe E3 E2 cz re ut For details of parameters refer to CHAPTER 5 OPERATION Operation OUT upper limit value 650 0kPa Pressure OUT lower limit value 100 0kPa Comparative j output 1 Comparative o
28. 9 55995 For the calculation of scaling refer to 6 3 M easurement K 3M A F Display value dep aP Input value CARES DG mese SURE Teaching by key entry is possible To allow a readout of 10 000 when the input value is 4 2 kHz 4200 Hz for example set the parameters as follows 1a 24200 d5P 10000 Specify the decimal point position of the display value with parameter oF Procedure A When the product is at the operation level press the L_ key and hold it down for at least three seconds to enter the initial setting level B ETE 3 seconds 85 will appear e 5 will appear on the level indicator indicating the product has entered the initial setting level are EE g B Press the ce key several times until the ER parameter lt n appears on the main indicator z T is illuminated e T will be illuminated indicating teaching of this parameter scaling input value is possible For the procedure of teaching refer to the next page C Press the gt key to display the set value of the parameter on the main indicator OM WE Saag The current set value of scaling input value will appear on the main indicator D Press the gt key again RITA BH nn DELE i Li n The current set value starts blinking indicating the productis in the change state 5 19 i CHAPTER 5 OPERATION
29. CHAPTER 1 INTRODUCTION 1 1 Main Features of the K3MA TheK3MA isa digital panel meter that is capable of converting an input signal into a digital value and displaying it on the main indicator The main features of the product include the following Measurement This feature measures an input signal and displays it as a digital value The input signal to be measured by each type is as follows K3MA J Voltage Current V I a crt V K3MA J K3MA L Temperature K3MA L K3MA F Pulse signal O 1 ON OFF K3MA F Scaling This feature converts an input signal into a desired physical value Only K3MA J F For example when a pressure sensor iS Readout connected in which a current range of 4 20 100kPa mA corresponds to a pressure range of 0 100 kPa the readout for the input of 4 mA is converted into 0 and that for the input of 20 mA is converted into 100 kPa Since OkPa Scaling converts an input signal as a value of current into a unit kPa that is used in the system it will enable you to get the value intuitively 4mA 20mA 1 1 Main Features of the K3MA ii Comparative Output This feature compares a scaled value measurement value with a programmed OUT set value and produces output according to the comparison result This is useful in monitoring various systems for malfunction or determining whether products are within acceptance limits A ee pd CS2 Cu C22 Cx2 Cs Thre
30. Current value display OUT set value display adjustment level Enable Enable Enable Enable Enable Disable Enable Disable Disable This type of key protect restricts moving to initial setting level and advanced function setting level M ove to advanced function setting level M ove to initial Saree setting level Parameter Enable Disable Disable Disable This type of key protect restricts the key operation for setting change It prohibits the product from entering the changing state except that the following operation is allowed Changes in set values of all parameters at the protect level Move to the advanced function level K ey operation for setting changes UL PE arr Enable WTPT 5 Disable Parameter Set value This type of key operation restricts the key operation that activates or deactivates the forced zero function K ey operation for Setvalue activating or deactivating the forced zero function Parameter e Pe Enable ZRPT Disable For the factory set values refer to the Parameter L ist at the end of this document 5 9 Key Protect Setting i Procedure l A When the product is at the operation level press ex e HE APE Appropriate setting of the the L_ltcel keys and hold them down for at least move to protect level time 5 seconds parameter allows Wolk 10 five secon
31. N Value sassis 5 10 5 8 Specifying the Temperature Input Correction Value K 3M A L 5 11 5 0 Sad EE ER atten cte titer ain cuc Peine 5 12 5 10 Selecting an Input Type K 3M A J K 3M A L ee se ek ek se Ge Rek ee Ge SR N 5 14 5 11 Selecting an Input pulse Frequency K3MA F eese 5 16 5 12 Specifying the Scaling Factor K3M A J ees es se se Re Ge Ge Rek ee Ge SR ek N 5 17 5 13 Specifying the Scaling Factor K 3M A F ees ee ee se Re Ge Ge SR ek ee Ge Se ek ee 5 19 5 14 Specifying the Decimal Point Position K 3M A J K 3M A F ese sesse ee 5 22 5 15 Specifying the Temperature Unit K3M A L een 5 23 5 16 Selecting a Comparative Output seen 5 24 5 17 Clearing All Parameters sse nnns 5 25 5 18 Specifying the Number of M easurements for Averaging sss 5 26 5 19 Specifying the Hysteresis se ee se se Se ek Ge Ge Re ek ek Ge RA nnns 5 27 5 20 Specifying the A uto zero Time K3MA F esse ee se ek ek se ek ek nes 5 28 5 21 Specifying the Start up Compensation Time K 3M A F iese ee se se eke 5 30 5 22 Specifying the Zero limit K 3M A J ee seen 5 31 5 23 Changing the Display Color sse eene 5 33 5 24 Changing the Display A uto return Time sese eee 5 34 5 25 Changing the M ove to Protect L evel Time sees 5 35 i CHAPTER 5 OPERATION 5 1 Levels The setting items of the product are grouped into five
32. NTRODUCTION itecto Eo db tet 1 1 1 1 Main Features of the K3MA ese ee ee se ee Re nee enne 1 2 1 2 Model Number Legend eene ete ederet 1 4 1 3 VO Circuit N EE eamm 1 5 1 4 Parts Name and Function essent enne nnne netten 1 7 CHAPTER 2 INSTALLATION AND CONNECTION 2 1 2 1 jInstallatiot REPE ene 2 2 2 2 TWO Terminal Connections essere enne enne nene E ens 2 4 CHAPTER 3 APPLICATION EXAMPLES sn 3 1 3 1 Monitoring the Liquid Level K3MA J sese 3 2 3 2 Monitoring the Internal Pressure of a Tank K3MA J sss 3 4 3 3 Monitoring the Temperature of an Industrial Furnace K3MA L 3 6 3 4 Monitoring the Feed Speed of a Conveyer K3MA P esses 3 8 3 5 Monitoring the Rotational Speed by Monitor Output of an Inverter K3MA F 3 10 CHAPTER 4 INITIAL SETTING ert t Rc Den 4 1 4 1 K3MA J Process meter sees ee se ee ee GR Re GE ER Re GR ee ennt enne nnne 4 2 4 2 K3MA L Temperature meter esse ese esse ese ee ee ee ee Ge Re Re ee enne nne 4 4 4 3 K3MA F Frequency Rate meter essere 4 6 CHAPTERS OPERATION ies ee tinent NE hae cs 5 1 Deli Levels ER Aen ie Bale en Gen Rae Ee Ge RE Ge ip 5 2 5 2 Moving among Levels esee ennt enne nennen 5 3 953 Patarneters iecit tO tette e eie ditt entm eI trie obs 5 5 524 Set Values sis iei eet neenon eedem
33. OMRON INSTALLATION AND APPLICATION INTRODUCTION CONNECTION EXAMPLES N v 2x A oO ss 2 EM iL INITIAL SETTING User OPERATION FUNCTION DESCRIPTION TROUBLESHOOTING GUIDE APPENDIX PREFACE This User s Manual provides you with information necessary For use of the K3MA series of digital panel meters Please read this manual carefully to ensure correct and efficient use of the product Keep this manual handy for future reference GENERAL PRECAUTIONS If contemplating using the product in the following environments or for the following equipment first contact a sales representative of the company and then accept responsibility for incorporating into the design fail safe operation redundancy and other appropriate measures for ensuring reliability and safety of the equipment and the overall system 1 Environments deviating from those specified in this manual 2 Nuclear power control system traffic rail car automobile aircraft control system medical equipment amusement equipment and rescue and security equipment 3 Other equipment that demands high reliability including those related to the safety of life and property About the Content of the Manual 1 Any reproduction full or in part of the manual is prohibited without prior written permission from the company 2 Descriptions in the manual may be subject to change without notice 3 Information in the manual has bee
34. P2 INPI W here INP1 Input value corresponding to process value DSP1 DSP1 Process value corresponding to input value INP1 INP2 Input value corresponding to process value DSP2 DSP2 Process value corresponding to input value INP2 inp Input value sampled 6 1 Measurement K3MA J j B Zero limit dsp Process value corresponding to inp Enter INP1 DSP1 INP2 and DSP2 to specify the scaling factor This way of specifying the scaling factor permits flexible scaling inverse scaling where the process value decreases with the increasing input value is also possible Process value Flexible scaling Input value For details on how to specify the scaling factor refer to 5 12 Specifying the Scaling Factor K 3M A J The zero limit is a function to display all the readouts lower than a predetermined value as zero This is useful when you want to display a minus numerical value as zero or display a value in the vicinity of the minimum of input range as zero Digits of 00 to 99 can be set Process value Zero limit L __ _ set value i CHAPTER 6 FUNCTION DESCRIPTION B Forced zero This feature shifts a process value to zero forcedly and can be used to evaluate and display the deviation of a process value from a reference value The forced zero function can be activated by using IA key on the front panel when a current value is displayed on the main indicator The following illustrate
35. Suppresses chattering ee 6 12 teaching function sse 5 18 5 20 terminal arrangement es ee Ge ek ek 2 4 terminal CONNECCION sereen 2 5 ultrasonic displacement sensor 3 2 upper limit signal action 3 3 3 5 3 7 3 9 3 11 6 11 viewing and changing the OUT set values 5 7 Waterproof iacuit a e e ta sabe 2 3 watertight packing 2 3 Authorized Distributor
36. TION Do not touch live terminals of the product Doing so may result in electrical shock Do not disassemble or touch the inside when the power is tuned on Doing so may result in electrical shock Do not allow pieces of metal or wire clippings to enter the product Doing so may result in electrical shock fire or malfunction Perform correct setting of the product according to the application Failure to do so may cause unex pected operation of the overall system resulting in damage to the system or personal injury Take appropriate safety measures in case the product malfunctions Otherwise a serious accident could occur if a malfunction of the product prevents comparative out put from being generated NOTICE Observe the following precautions to ensure safety en 3 4 5 6 7 8 Maintain the power supply voltage within specifications Use the product within the rated load Be sure to check each terminal for correct number and polarity before connection Incorrect or reverse connection may damage or burn out internal components of the product Be sure to tighten the terminal screws Recommended tightening torque 0 43 0 58 N m Loose screws may result in product failure or malfunction Do not connect anything to unused terminals Install a switch or a circuit breaker so that the operator can turn off the power supply without delay and attach an appropriate label Do not disassemble re
37. The current set value for the type of com para Make OUT lower limit value tive output will appear on the main indicator GUE EE TRONE D Press the D gt key again N BB K3MA L does not allow you 5 m to set the parameter e The set value starts blinking indicating the prod aut et uct is in the change state E Usethel l key to change the set value ta BB by 5 g F Press the Ce key to display parameter aut e Tey BEG utet on the main indicator The change is saved and then the next parameter aute will appear on the main indicator G Repeat the steps C to F to set parameter BB Raau Sube s Parameter Rinau will appear on the main indi cator when you finish setting of parameter aute H Press the key and hold it down for atleast iS BB ig 345 one second to the operation level 1 second 5 24 5 17 Clearing All Parameters H 5 17 Clearing All Parameters The clear all function can be used to initialize all parameters to factory settings AL FIL INIT Parameter Set value Description Parameters are all initialized This function is useful in restarting the setup of the product from the default This parameter is displayed state hen Setting level lockouts Ma PERDU DONIS For the factory set values refer to the Parameter L ist at the end of this document Procedure A When the product is at
38. Timer 6 4 Average Processing eseeeeeeneennnnn nnne tnn Ge Ge AA ek nni ti nni 6 10 6 5 Comparative QURUT ss oe reti reti ttv a teed ri erc a v 6 11 6 6 HVSteresis ee om eec re er PR en Reb a d Ra 6 12 6 7 Display Color Change cccescessssssscscsesssscsssssssssscesssssssaseseessseseseeessesesaserenes 6 13 6 1 il CHAPTER 6 FUNCTION DESCRIPTION 6 1 Measurement K3MA J B Voltage Current Input B Scaling K 3M A J operates as a Process meter M easurements are made as follows Voltage Current input Sampling Sampling of input signals Updating of process value Comparative output e Input signals are sampled in synchronization with internal timings generated at intervals of 250 ms e The input signal is scaled and the process value is updated according to the scal ing result The updated process value is displayed on the main indicator e Comparative output is provided based on the process value e The process value and comparative output are updated per sampling Scaling is to convert sampled input values to process values in sequence using a predetermined scaling formula Scaling formula Pa Scaling allows conversion of input values to process values in easy to understand notation Input value process value The scaling formula for voltage and current input is as follows _ DSP2 DSPl INP1 DSP2 INP2 DSPI dsp inp INP2 INP IN
39. al application requirements Actual performance is subject to the Omron s Warranty and Limitations of Liability Change in Product specifications and accessories may be changed at any time based on Specifications Errors and Omissions improvements and other reasons It is our practice to change part numbers when published ratings or features are changed or when significant construction changes are made However some specifications of the Product may be changed without any notice When in doubt special part numbers may be assigned to fix or establish key specifications for your application Please consult with your Omron s represen tative at any time to confirm actual specifications of purchased Product Information presented by Omron Companies has been checked and is believed to be accurate however no responsibility is assumed for clerical typographical or proofreading errors or omissions SAFETY PRECAUTIONS e Signal Words In this manual safety notices are divided into WARNING and CAUTION according to the hazard level As both of WARNING and CAUTION notices contain important information for ensuring safety be sure to observe them NN NANING A signal word indicating a potentially hazardous situation which if not avoided may result in death or serious injury A signal word indicating a potentially hazardous situation if not avoided may result in minor or moderate injury or property damage e Warnings N CAU
40. and off at all other MAX value times Operation indicator sections Min Stays on whilea MIN value is displayed and off at all other MIN value times Stays on while a set value that can be taught is displayed and blinks during teaching Stays off at all other times Only K3MA J K 3M A F Is on when zero shifting by forced zero operation is active Turns off when forced zero operation is canceled Only K3MA J L evel indicator Indicates the current level T Teaching Z Forced zero Is used to select current value M A X value or MIN value for MAA ININ Ke indication and to reset M AX M IN value Level key Is used to change one level to another M ode key Is used to select a parameter to be displayed Is used to check the set value of a parameter or enter the change state when the parameter is displayed Is used to shift the figure of the set value when it is in the change state Shift key Is used to change the set value in the change state U p key Is used to execute or cancel the forced zero operation when a process value is displayed Only K3M A J Y CHAPTER 2 INSTALLATION AND CONNECTION This chapter describes how to install and connect the product before turning the power on QoL installa On icc cec tnt e tuae ete BRUM beds 2 2 Dimensions Panel Cutout Dimensions Installation Procedure Visibility of LCD 2 2 O Terminal Connections
41. corresponding to A i Input value corresponding to d amp P Output value corresponding to Display value d5P2 GT Input value caPg Input A value Teaching by key entry is possible CaP i Inverse scaling where readout decreases with increasing input is also possible To allow a readout of 0 0 when the input value is 4 2 mA and a readout of 100 0 when the input value is 20 mA for example set the parameters as follows aF 124 20 d5P 1z0 CAP e 20 00 The decimal point position of d P 2 1000 parameters cnP i and f Ls f aP is automatically Specify the decimal point position of the display value with parameter a illuminated 4 20 mA aaa nn 1 5 V oo aaa Procedure 5 V 00 000 A When the product is at the operation level press H5 the L_ key and hold it down for at least three 3 10 V 000 00 seconds to enter the initial setting level 3 seconds S will appear e S will appear on the level indicator indicating the product has entered the initial setting level Tome a B Press the e key several times until the W Be LAPI parameter za i appears on the main indicator T is illuminated e T will be illuminated indicating teaching of this parameter scaling input value 1 is possible For the procedure of teaching refer to the next page C Press the I ke
42. cos 1 Inductive load cos 20 4 L R 7ms Rated load 250VAC 5A 30VDC 5A 250VAC 1 5A 30VDC 1 5A Rated carry current 5A max at COM terminal Max contact voltage 400VAC 150VDC Max contact current 5A max at COM terminal Max switching capacity 2000VA 192W 375VA 45W Min permissible load 5VDC 10mA Mechanical life 20 000 000 times min at a switching frequency of 1 200 times min Electrical life at an ambient temperature of 20 C 100 000 times min at a rated load switching frequency of 10 times min APPENDIX il Characteristics A D conversion method Double integral method Sampling period 250 ms J 500 ms L M ax displayd digits 19999 to 99999 J F 1999 to 9999 L Average processing Simple average of None 2 4 8 measurements Comparative output lax2 J F 1c L Relay contact output Delay in comparative output 750ms max J F 1s max L Display color change K ey protect Other functions Startup compensation timer Only K 3MA A uto zero Only K3MA Switching of comparative outputs Front side NEM A 4X equivalentto IP66 Rear case IP20 Enclosure ratings Terminal area P00 Finger Protection V DE 106 part100 when the terminal cover is mounted M emory protection EEPROM Nonvolatile storage Saving times one hundred thousand times Installation categoryll Degree of contamination 2 acco
43. details of parameters refer to CHAPTER 5 OPERATION Operation OUT upper limit value 1000 C Pressure OUT lower limit value 800 Comparative sa da ee cc EG output When the internal temperature reaches 1000 C or lower than 800 C compara tive output 1 is turned ON 3 7 CHAPTER 3 APPLICATION EXAMPLES 3 4 Monitoring the Feed Speed of a Conveyer K3MA F Application Wiring Generalized proximity switch E2E X5E1 Comparative output 1 Upper limit signal 82 G2 GO GO G3 Comparative ML output 2 K3MA F A2 AC100 240v Lowerlimit signal The K 3M A F monitors the feed speed of a conveyer Two rollers with a diameter of 0 1 m are used for the conveyer A gear to detect the speed of rotation is attached to the axis of one roller and its rotation is converted into pulse signals by a proximity switch E2E X5E1 The unit of indicated values by the K 3M A F is m min and the values are indi cated to one tenth s W hen the speed reaches 22 0 m min comparative output 1 is turned ON W hen the speed decreases to 18 0 m min comparative output 2 is turned ON K3MA F A2 AC100 24V Operation power supply 100VAC Comparative output 1 Comparative output 2 COM Black Output Generalized proximity switch E2E X5E1 Blue 0 V Brown V 3 4 Monitoring the Feed Speed of a Conveyer K3MA F ji Parameter Setting The scaling is set as follows INP 1
44. ding to the input type connect input devices to terminals shown below Be sure not to exceed the absolute maximum rating even for a moment Voltage input Current input Voltage input Eoo Current input Temperature K 3M A L According to the input type connect input devices to the terminals E4 E 6 Thermocouple Resistance thermometer Pulse signals K 3M A F A ccording to the types of signals to be input connect input devices as shown below Pr Relay input NPN sensor input Voltage pulse input Voltage pulse input For the PNP sensor input connection refer to 1 3 1 O Circuit The input equipment connected to these terminals must meet the following conditions Transistor ON residual voltage 2 5 V max OFF leakage current 0 1 mA max Current leakage with Transistor turned ON 15 mA min Relay Min load current 5 mA max Voltage pulse H L evel 4 5 to 30V L Level 0to2V Input impedance 10K Q n CHAPTER 3 APPLICATION EXAMPLES This chapter shows some examples of product applications 3 1 Monitoring the Liquid Level K3M A J ee ee se ek ek Rek ee GR N ek nne 3 2 3 2 Monitoring the Internal Pressure of a Tank K3MA J eene 3 4 3 3 Monitoring the Temperature of an Industrial Furnace K 3M A L 3 6 3 4 Monitoring the Feed Speed of a Conveyer K 3M A F voces 3 8 3 5 Monitoring the R otational Speed by M onitor O utput of an Inverter K 3M A F 3 10 3 1
45. ds to enter the protect level P will appear change the time required for PW SA EF the product to move to the P will appear on the level indicator indicating protect level the product has entered the protect level The move to protect level time is factory set to 5 f n Seconds B Press the cel key several times until the desired ER B8 ut P parameter appears on the main indicator C Press the gt key to display the set value of the As parameter on the main indicator SV will be The current set value will appear on the main Trees indicator D Press the gt key again x BB B P n e The current set value will start blinking indicat ing the product is in the change state E Usethel4A key to change the set value A g 4 4 E E F Press the el key to go to the next parameter EL BB uL pL a The change is saved G Press the 1H keys and hold down them for at d ji BB e3 45 least one second to return to the operation level 1 second 5 13 il CHAPTER 5 OPERATION 5 10 Selecting an Input Type k3MA J K3MA L i This parameter allows you to select an input type of the product from the following LATE for each product model IN T K3MA Parameter Description 0 20 mA 4 20 mA 0 5 V 1 5V 5 V
46. e The set value of the input type will appear on the illuminated main indicator C Press the gt key again ON ja 5 The current set value starts blinking indicating B LN the productis in the change state D Use thelA key to change the set value Jg 1 5 M Ss og E Press the cel key to go to the next parameter R BB CnP 1 5 ra The change is saved F Specify the values of other parameters related to the input type Refer to the TIPS G Press the _ key and hold it down for at leat Ca BB Ig 245 one second to return to the operation level t 1 second 5 15 i CHAPTER 5 OPERATION 5 11 Selecting an Input pulse Frequency K3MA F P FRE A change in frequency range some parameters E Parameters CAP g5P and dP are initialized according to the current input pulse frequency range input pulse initializes This parameter allows you to select an input pulse frequency range The value of the parameter represents the upper limit of available ranges Parameter Set value D escription P F E D M easuring range 0 05 30 Hz P FRE 5 M easuring range 0 05 5 kHz If input signals come from relay contacts set the range to 30 Hz Doing so eliminates chattering noise from input signals Procedure A When the the product is at the operation level press key and hold it down for at least three seconds to cause the produc
47. e types of comparative outputs are available those produced at the OUT upper limit value the OUT lower limit value and both the OUT values OUT upper limit value YE MERE hr Arii OUT lower limit value OUT upper limit value OUT lower limit value ra Comparative output Comparative output Comparative output Upper limit Lower limit Outside the range signal action signal action signal action Forced zero This feature shifts a process value to zero and can be used to evaluate and display the deviation of a process value from a reference value Process value ZERO 1 Display Color Change In the example shown below the display color is programmed so that it changes from green to red when a comparative output turns ON The display color can also be programmed so that it is fixed to red or green OUT 1value OUT 2 value As for K 3M A L only one reference value can be set il CHAPTER 1 INTRODUCTION 1 2 Model Number Legend KSMA LI L1 AC100 240V 1 2 3 4 M odel name Description Digital Panel M eter K3MA Series Description DC voltage C urrent input Thermocouple R esistance ther mometer input Output type Pulse input Description Not available Relay contact output 1c Relay contact output 1a x 2 Power supply Symbol Description AC100 240V AC DC24V 1 4 100 to 240 VAC 50 60 Hz 24 VAC 50
48. eception of the last impulse and zero shifting of the input pulse frequency is called the auto zero time The auto zero time can be specified using the auto zero time parameter Specify the auto zero time somewhat longer than the expected longest interval between input pulses 6 3 Measurement K3MA F ii B Start up Compensation Timer K3MA F has a start up compensation timer that prevents measurement for a predetermined time after power on This function is useful in keeping the product in wait state until a rotor reaches the Steady state speed when the product and the rotator have been powered on simultaneously The time between power on of the product and the start of measurement can be specified using the start up compensation time parameter Power ON ur RT eers OUT upperlimit value 2 22 29 QUT lowerdimit value i Measurement and comparative Sone Startup output action are prevented until P Compensation the rotor reaches the steady of the rotor time state speed Measurement No measurement Under measurement KMA no GENETTE Display Normal display of the product 6 9 i CHAPTER 6 FUNCTION DESCRIPTION 6 4 Average Processing This function averages a specified number of measurements Itis useful for preventing readout from fluctuating due to unstable input such as spike noise ae Pa The average processing of the K 3M A provides a simple average an arithmetic mean The number of meas
49. ed transistor output type can be connected to the terminal depending on parameter setting W hen using a device of low speed contact output type set the input pulse frequency to 30 Hz To remove chattering noise when the input pulse frequency is 30 Hz both ON and OFF pulses must have at least 15 ms in width When using a device of high speed transistor output type set the input pulse frequency to 5 kHz In this case both ON and OFF pulses must have at least 90 us in width F1 EN W M W Min 90 us Min 90 us 4 To remove chattering When set to 30 Hz When set to 5 kHz 6 3 Measurement K3MA F ii B Scaling Scaling is to convert sampled input values to process values in sequence using a predetermined scaling formula Scaling formula Input value Process value Scaling allows conversion of input values to process values in easy to understand notation The scaling formula for pulse input is as follows dsp Die in MEDIE W here INP Input pulse frequency Hz corresponding to process value DSP DSP Process value corresponding to input pulse frequency INP inp Input pulse frequency Hz dsp Process value corresponding to inp Enter INP and DSP to specify the scaling factor Process REN value gt Scaling with fixed zero is possible Input value gt i CHAPTER 6 FUNCTION DESCRIPTION al P Number of teeth Unit conversion t s r min 60 LA Ge O e VJ P
50. en The display color is always green Always red The display color is always red Red to green The display color is red when both of comparative outputs 1 and 2 are off and changes to green when either of comparative outputs turns on 6 13 n CHAPTER 7 TROUBLESHOOTING GUIDE This chapter describes malfunctions and troubles of the product and how to deal with these problems 1 1 indication of ETON its Re esse ee ete Gee ette ftev e meet etg Heec 7 2 7 2 Troubleshooting Table kk Ge Ge GR eN AR ek Ge Rek ek Rek ek Ge Ge N 7 3 7 1 li CHAPTER 7 TROUBLESHOOTING GUIDE 7 1 Level indicator Main indicator Indication of Error Error description Remedy Off E id Internal storage is out of order Repair of the product is necessary Contact a branch office of the company Nonvolatile storage is out of order Repair of the product is necessary Contact a branch office of the company Serr blinking The current range of 4 to 20 mA is selected for K3MA J in the factory Therefore when the product is powered on for the first time after installation and if nothing is connected to the current input terminals this state will occur because of the input of 0 mA At the initial setting level specify an appropriate input type in accordance with the application Input is abnormal K3MA J Supply voltage current inputs that fall within the measuring range The measuring range
51. eration adjustment lockouts 5 12 OUTI lower limit value enn 5 8 OUT1 upper limit value enn 5 8 OU T T values ien RED robe 5 8 OUT2 lower limit value sse 5 8 OUT2 upper limit value sss 5 8 QUT2 Value aiit tiri rn tere 5 8 output circuit diagrams eee 1 6 outside the range signal action 3 7 6 11 panel cutout dimensions ses 2 2 parameter 5 EE EE EE pa ci 5 5 DASSW Old EA EE Ct ere nr e SE re 5 4 power supply sese 2 5 pressure sensor 3 4 DEOLGCE i ic dd de tea indie 5 2 protect level 5 3 proximity switch 3 8 pulse frequency ee ee RR Ge ee Ge Ge Gee 5 16 pulse TUE s acce de bete een tne 1 5 2 6 6 6 remove chatteriNg ese se ek ke ek ek ee Ge ee 6 6 ee EE 6 2 6 5 RE ne mede c es erai 1 2 6 2 6 7 Scaling TaClOls eic dieti t niches 2 5 17 5 19 scaling formula sesse se ek ee Ge Re Se ke 6 2 6 7 scaling operation error ee ee se ke Ge ek 5 21 selecting a comparative output 5 24 Set ValU amp 8s iuste teinte ctc reddent 5 6 setting change lockout eee 5 12 setting level lockout eene 5 12 Shi tb RR tn cem tofu area ari ned 1 3 SPIKENOISC arith titre Epi re etr D cs 6 10 start up compensation time sse 5 30 start up compensation timer 6 9 supply capacity 2 5
52. ey again e The actual process value is set as the input value and then the product will return to the monitor state Pressing the cel key instead of the Al key in teaching mode cancels the teach ing mode and the display on the main indicator changes to the next parameter Teaching mode With cel without saving to the next parameter Monitor state A T blinks With Aj saving the value and to monitor state T is illuminated indicating teaching of this parameter is possible Normal change state T goes off Next parameter 5 13 Specifying the Scaling Factor K3MA F g 5 13 Specifying the Scaling Factor K3MA F L F1 INP A E oar DSP The decimal point position of parameter aP is automatically illuminated depending on the set value of input pulse frequency range as follows 30 Hz aaa an 5 kHz asaan To convert a frequency into a revolution speed or a peripheral velocity use the following equation Revolution speed fx60 P rpm Peripheral velocity fx60 PxRxz m min f Frequency Hz P Number of pulses per rotation R Diameter of rotor m These parameters allow you to specify the scaling factor when you want to cause the product to display a desired value converted from the input value LaF 5 585585 Input value corresponding to d amp F Readout corresponding to oa aar 4559
53. falls outside the range once the comparative output has turned on at the OUT set value Specifying the hysteresis suppresses chattering of comparative output caused by fluctuations of the process value in the vicinity of OUT set value OUT set value Process value OUT set value F Hysteresis Process value Comparative output Fa Hysteresis is not used Comparative output Hysteresis is used Ec Chattering is suppressed Comparative output ON OFF conditions are as follows U pper limit action ON Process value 2 OUT set value OFF Process value lt OUT set value Hysteresis L ower limit action ON Process value lt OUT set value OFF Process value gt OUT set value Hysteresis Hysteresis can be set to a desired value using parameter hysteresis 6 12 6 7 Display Color Change 6 7 Display Color Change The display color of the main indicator can be changed This feature can be used to vary the display color of the gang mounted products depending on their importance or to greater prominence to indication on the main indicator of certain products in an emergency OUT set value OUT2 set value Green to Red color change Four display color change options are available Green to red The display color of the main indicator is green when both of comparative outputs 1 and 2 are off and changes to red when either of the comparative outputs turns on Always gre
54. fying the Zero limit K3MA J y These parameters allow you to specify the zero limit Lh E ZIM Parameter Set value Description OFF Zero limit function is not available ee 2 5 ON Zero limit function LA MT 0 to 99 Zero limit value LTM P The zero limit is a function to process all the readouts lower than the set value as zero When you select ON the values lower than the zero limit value are always displayed as 0 This function is useful when you want to indicate a minus numerical value as zero or indicate the minimum value of input range as zero Display value Zero limit set value 7 a Input Procedure A When the product is at the operation level press the L_ key and hold it down for at least three a CREE 3seconds seconds to enter the initial setting level 5 will appear e G will appear on the level indicator indicating the product has entered the initial setting level B Enter password 0169 in parameter HAau to M enter the advanced function setting level For details on how to move to the advanced function Cg wil setting level refer to 5 2 M oving among Levels appear e F will appear on the main indicator indicating the product has entered the advanced function setting level C Press the Eel key several times until parameter Ee BB on LuA appears on the main indicator D P
55. g the value shown on the main indicator is a current value Current value Max value Min value Max will be illuminated Min will be illuminated Press the key and hold it down for one second when the Max or Min value is displayed The Max Min value will be reset to a current value B Resetting the MAX MIN Value TheMAX value and MIN value can be reset to a current value Procedure A Press the C key for at least one second when a process value Current value M ax valie M in value is displayed on the main indicator e BoththeMAX value and MIN value are reset to a current value 5 8 Specifying the Temperature Input Correction Value K3MA L iy 5 8 Specifying the Temperature Input Correction Value K3MA L Lt INS No key operation for 10 seconds at the adjustment level causes the product to return to the current value display mode at the operation level automatically This parameter allows you to set a correction value for temperature input The input temperature is corrected by the quantity of set value in the whole of sensor range If the correction value is 1 2 C the current value of 200 C before correction will be processed as 201 2 C after correction Temperature After correction X Before correction Correction value Input D escription Parameter Set value ond 45855 5555 value Procedure A Press the _ key at
56. ge is saved G Press the C key and hold it down for at least fy uu i2 345 one second to return to the operation level 1 second 5 23 i CHAPTER 5 OPERATION 5 16 Selecting a Comparative Output These parameters allow you to select the comparative output 1 or output 2 jw Da ad Parameter Set value Description U pper limit U pper limit action Lower limit Lower limit action Outside the range outside the range action For the details of comparative output operating action refer to 6 5 Comparative Output Procedure A When the product is at the operation level press d5 the L_ key and hold it down for at least three seconds to enter the initial setting level Hisce TE ee Wil appeai The parameter of OUT set e 5 will appear on the level indicator indicating value to be displayed at the operation level changes according to the set values of these parameters B Press the Ee key several times until parameter ER Beau T a To specify the OUT set aub 1E appears on the main indicator value for the upper or lower limit action use parameter a4 the product has entered the initial setting level m To specify the OUT set C Press the gt key to display the set value of the AM ae He values for the outside parameter on the main indicator the range action use SV is T mea Sd M ad
57. her at least two seconds The product will return to the initial setting level To return from the initial setting level to the operation level press the L key and hold it down for at least one second il CHAPTER 5 OPERATION Moving to the initial Moving to the advanced function setting level involves some particular steps setting level Proceed as follows Procedure A Move to the initial setting level and press the cel key to display the advanced function setting level parameter e Parameter Anau will appear on the main indicator B Press the gt key to cause the set value of the parameter password to appear on the main indicator Press the key again to allow the password to be changed Use the and Al keys to enter a password of 0169 Press the cel key to save the password e f the password is correct the product enters the advanced function setting level e If the password is incorrect the product remains at the initial setting level and its indicator displays the next initial setting parameter Use the SIA keys to set the password If the password is incorrect If the password is correct Next initial setting parameter ESE function setting level 5 3 Parameters il 5 3 Parameters Setting items at each level are called parameters Use the cel key to select a parameter
58. il CHAPTER 3 APPLICATION EXAMPLES 3 1 Monitoring the Liquid Level K3MA Application Wiring Ultrasonic sensor E4PA LS600 M1 Comparative output 1 A t Sapa pa pap EO limit signal P Comparative DOOD Lo wi a output 2 Lower limit signal 44 5m Upper limit signal K3MA J A2 AC DC24V lt 0 5m Lower limit signal 40m K 3MA J monitors the liquid level Using an ultrasonic displacement sensor E4PA LS600 M 1 the distance to the liquid level is detected When the distance is 800 6000 mm the output of the E4PA LS600 M 1 is 4 20 mA The unit of indicated values by the K3MA is m and the values are indicated to three decimal places Four measurements are averaged for stable indication Since the liquid can not be completely discharged the liquid level less than 0 05 m is always indicated as 0 m When the liquid level reaches 4 5 m the comparative output 1 is turned ON When the liquid level decreases to 0 5 m the comparative output 2 is turned ON K3MA J A2 AC DC24V Operation power supply 24VDC Comparative output 1 Comparative output 2 COM Ultrasonic displacement sensor E4PA LS600 M1 BLACK 4 20mA BROWN 3 1 Monitoring the Liquid Level K3MA J j Parameter Setting Operation e Thescaling is set as follows INP1 4 00 DSP1 5200 INP2 20 00 DSP2 0 Position of decimal point aa aaa e The times of measuremen
59. ines or surges 2 Attach surge absorbers or noise filters to nearby devices that generate noise particularly motors transformers solenoids magnet coils and other devices that have a high inductance component However in the case of K3MA L do not connect the surge absorber to the input unit for temperature sensors Line filter Digital Panel Meter Digital Panel Meter Surge absorber 3 To prevent inductive noise separate the terminal block wiring for the product from high voltage or high current power lines Do not route the wiring for the product in parallel with or tie it in a bundle with power lines Use of separate wiring ducts or shielded cables will also be effective for noise prevention Examples of noise prevention schemes Digital Panel Meter 2 core shielded cable 4 When using a power supply noise filter check that the filter is suitable for the supply voltage and current ratings and then install it as close as possible to the product 5 Televisions radios or other wireless devices may cause reception interference if placed near the product VI For usage of the product for a long time 1 Q 3 Avoid using the product in an area with temperature or humidity exceeding specifications or subject to dew condensation When installing the product inside a panel be sure that the temperature around the product not the temperature around the panel is within the
60. is saved Press the key and hold it down for at least one second to return to the operation level Readouts are given to one decimal place Readouts are given as integers g will appear E SV is illuminated w Basan D Beza BEG UE tk W BB ied 45 1 second 5 15 Specifying the Temperature Unit K3MA L i 5 15 Specifying the Temperature Unit K3MA L d z H This parameter allows you specify the temperature unit DU Parameter Set value Description U is d D U oF Procedure A When the product is at the operation level press n Bg cack the L_ key and hold it down for at least three s seconds to enter the initial setting level TOMOS BEER e G will appear on the level indicator indicating the product has entered the initial setting level B Press the ce key several times until parameter w a u appears on the main indicator 5 C Press the gt key to display the set value of the AM parameter on the main indicator SV is The current set value for the temperature unit will illuminated appear on the main indicator D Press the gt key again A ae 4 a e The set value starts blinking indicating the prod uctis in the change state E Use the lA key to change the set value m E F Pressthe cel key to go to the next parameter EA B85 ut it The chan
61. lue A Press the cel key to go to the next parameter E The change is saved Press the Press the key and hold it down for at least E one second to return to the initial setting level 1 second key and hold it down for at least 45 one second to return to the operation level 1 second t 5 will appear BH ence FE wil appear g BE Rut a BH a BE HYS BE wank a 5 19 Specifying the Hysteresis E 5 19 Specifying the Hysteresis LIUC Haat HY S A hysteresis setting of 0 is assumed to be a hysteresis setting of 1 With K3MA L setting of 5552 is not possible These parameters allow you to specify the hysteresis for each of comparative output 1 and 2 Parameter Set value Description Procedure A When the product is at the operation level press the L_ key and hold it down for at least three seconds to the initial setting level e G will appear on the level indicator indicating the product has entered the initial setting level Enter password 0169 in the parameter Artis to enter the advanced function setting level For details on how to move to advanced function setting level refer to 5 2 M oving among Levels e F will appear on the level indicator indicating the product has entered the advanced function setting level Press the cel key several times until parameter
62. lue of auto zero time will illuminated appear on the main indicator E Press the gt key again x EP gg The set value will start blinking indicating the product is in the change state 5 20 Specifying the Auto zero Time K3MA F ii F Usethe 2 and Al keys to change the set value A d ed G Press the cel key to go to the next parameter The change is saved and the next parameter will appear on the main indicator H Press the _ key and hold it down for at least one second to return to the initial setting level 000 DO Du 1 2 L ri second I Press the _ key and hold it down for at least one second to return to the operation level isend il CHAPTER 5 OPERATION 5 21 Specifying the Start up Compensation Time k3MA F Li XT S TMR This parameter allows you to specify the start up compensation time Parameter Set value Description B EAF 0 999 0 0 to 99 9 seconds start up compensation time The start up compensation time is a delay between power on of the product and the start of measurement This function is useful in preventing output from being produced until a rotator reaches a prescribed speed Procedure A When the product is at the operation level press the L_ key and hold it down for at least three seconds to enter the initial setting level
63. mal Comparative output 2 output 1 50 0rpm 450 0rpm 0 0kg 0 00V 10 00v Input signal Flow of Initial Setting A Check wiring for correct connection and power the product on The product is factory set to have an analog input range of 4 to 20 mA If an input that falls outside this range is received the main indicator of the product will read 5 rr and blink indicating an input range over error occurs This is nota trouble of the product B Set input type to 10 V The input type scaling factor and decimal point 1 Make sure the main indicator displays the current process value the prod position should be set in this uct is at the operation level Then press the _ key for at least 3 seconds order MSS The product will move to the initial setting level Otherwise auto initialization of parameters may result in a 2 Set parameter Cn E to i5 failure in parameter setting If you specify the scaling C factor and then the input type the scaling factor is initialized automatically Specify the scaling factor 1 Set parameter AP 4 to CLOG 2 Set parameter 452 i to Zi 3 Set parameter LaP z to IDE 4 Set parameter d amp P 2 to 5000 D Specify the decimal point position 1 Set parameter d to aaaa a E Set OUT1 value type to upper limit and OUT 2 value type to lower limit roms 1 Set parameter Sule i to Ho noi 2 Set
64. n carefully checked for accuracy If finding any suspicious or erroneous descriptions in the manual however you are kindly requested to contact a branch office of the company In such a case please let us know the Cat No shown on the front cover of the manual Terms and Conditions Agreement Warranty Limitations of Liability Warranties Exclusive Warranty Limitations Buyer Remedy Limitation on Liability Etc Omron s exclusive warranty is that the Products will be free from defects in materials and workmanship for a period of twelve months from the date of sale by Omron or such other period expressed in writing by Omron Omron disclaims all other war ranties express or implied OMRON MAKES NO WARRANTY OR REPRESENTATION EXPRESS OR IMPLIED ABOUT NON INFRINGEMENT MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OF THE PRODUCTS BUYER ACKNOWLEDGES THAT IT ALONE HAS DETERMINED THAT THE PRODUCTS WILL SUITABLY MEET THE REQUIREMENTS OF THEIR INTENDED USE Omron further disclaims all warranties and responsibility of any type for claims or expenses based on infringement by the Products or otherwise of any intellectual property right Omron s sole obligation hereunder shall be at Omron s election to i replace in the form originally shipped with Buyer responsible for labor charges for removal or replacement thereof the non complying Product ii repair the non complying Prod uct or iii repay or credit Bu
65. of each input type is as follows 0 20 mA range 4 20 mA range 0 5 V range 1 5 V range 5 V range 5 5 5 5 V 10 V range 11 11 V If the product does not return to normal repair of the product is necessary Contact a branch office of the company K3MA L Check the incorrect wiring disconnection and short of the input and input type Input value is outside the display range control range Quickly return the input value to within the display range If the product does not return to normal repair of the product is necessary Contact a branch office of the company 2 22 mA 2 22 mA 0 5 5 5 V 0 5 5 5 V 85855 blinking The scaled process value is higher than 99999 For K3MA L 9999 Supply input values that fall within allowable range The scaling factor may be inappropriate Review the scaling factor again at the initial setting level 7 2 The scaled process value is less than 19999 For K3MA L 1999 Supply input values that fall within allowable range The scaling factor may be inappropriate At the initial setting level review the scaling factor again 7 2 Troubleshooting Table ll 7 2 Troubleshooting Table Symptom Item to be checked Remedy pools The forced zero function is Check if the forced zero Atthe protect level set the 5 12 inoperative even though the lockout is active forced zero lockout to A key is pressed Enable The product doe
66. operation indicator sec tion is illuminated indicating the readout on the main indicator is a set value B If you do not want to change the set value press the el key in the monitor state to go to the next parameter C Press the gt key in the monitor state to cause the product to enter the change state A digit that can be changed will start blinking D Usethe 2 and keys to change the set value e f no key is operated for five seconds the product save the current value and returns to the monitor state automatically During setting of operation or adjustment level parameters E Press the el key to go to the next parameter the return action of the product varies depending on the display auto return time setting If the display auto return time is set to less than five Seconds e g three seconds no key operation for three ce seconds in the change state will return the product to the current value display mode not to the monitor state e Thechangein setting is saved in memory Monitor state Change state Use the Al keys to change the set value To the next parameter SV is illuminated f no key is operated for 5 seconds the product saves the current value and returns to the monitor state 5 6 5 5 Viewing and Changing OUT Set Values H ewing and Changing OUT Set Values p i21 E in The operation level allow
67. or indicating the product has entered the initial setting level a B Enter password 0169 in parameter HAau to M enter the advanced function setting level For details on how to move to the advanced function T E will setting level refer to 5 2 M oving among Levels Sep e F will appear on the level indicator indicating the product has entered the advanced function setting level C Press the el key several times until parameter E BA r Et r EE appears on the main indicator D Press the gt key to display the set value of the X ge in parameter on the main indicator SV is illuminated e The current set value of the display auto return time will appear on the main indicator E Press the gt key again M EF n The set value will start blinking indicating the product is in the change state F the gt A keys to change the set value A BB 2n Use the and eys to change the set value A AIRE 7 g G Press the cel key to go to the next parameter ES BB P lit o The change is saved H Press the C key and hold it down for at least HS Bg LATE one second to return to the initial setting level 1 second g l Press the _ key and hold it down for at least d qu e3 YS one second to return to the operation level 1 second 5 25 Changing the Move to Protect Level Time Nu 5 25 Changing
68. output E1 E3 E2 K3MA L E4 E6 E5 Voltage current analog terminals A1 A2 Operation power supply terminals All models Thermometer resistance thermometer ter E4 E5 E6 minals Open collector pulse voltage pulse input device terminals E4 E6 E5 2 2 VO Terminal Connections i B Terminal Connection Use crimp contact type terminals as shown below y 5 8mm max v Power Supply Connect the following power supply to terminals A 1 and A 2 3 100 240 VAC 50 60 Hz 6 VA S 24VAC DC 50 60 Hz 45VA 4 5 W Non polar Note that when turned on the product will require the operation power supply to have more supply capacity than rated If multiple products are used the power supply must be able to afford to supply power to the products Sensor Power Supply Only K3MA F The following sensor power supply can be supplied from terminals B5 and B 6 12VDC 40 mA EOOOOO D Comparative Output AX eie Comparative output is output to terminals E1 E3 e Configuration of contact point is as follows a Is K3MA J K 3M A F lax2 9 amp K3MA L lc ra Connect load within specifications The electrical life of the relay is 100 000 times 30VDC max S0VDC max dr K3MA J K3MA F 2 5 CHAPTER 2 INSTALLATION AND CONNECTION Input signals to be measured Input that can be measured by each model is as follows Voltage Current K 3M A J Accor
69. pair or modify the product Do not use the product in flammable or explosive atmosphere For proper usage of the product 1 Q 3 4 5 6 7 Do not use the product in such an environment that is subject to the following Direct heat radiation from any heat source e Water flooding or oil splashes Direct sunlight e Dust or corrosive gases especially sulfuric or ammonia gas Rapid temperature changes e Condensation or icing due to high humidity Strong vibration or mechanical shock Do not block heat dissipation from the product i e allow sufficient space for heat dissipation Be sure that the rated voltage is reached within 2 seconds after the power is turned ON Conduct aging for at least 15 minutes after turning ON the power for correct measurement For K3MA L 30 minutes To prevent the effect of static electricity do not touch live terminals or slit areas of the product Do not apply heavy load to the product Doing so may deform or deteriorate the product Do not use paint thinner for cleaning Use commercially available alcohol Installation and connection 1 Q 3 Mount the product to a panel that is to 8 mm thick Install the product in a horizontal position Use crimp style terminals fit for the screw size Noise prevention 1 Install the product as far as possible from devices that generate strong high frequency fields such as high frequency welders or sewing mach
70. peration was executed the forced zero operation can be further executed ZERO will be illuminated A atleast 1 second B Releasing the forced zero Release the forced zero operation Procedure A PressthelA key and hold it down for atleast one second when a shifted value is displayed e Theshifted value will be restored to the current value e ZERO in the operation indicator section will go off indicating the current value is no longer shifted i CHAPTER 5 OPERATION 5 7 Displaying Resetting the MAX MIN Value B Displaying the MAX MIN value The maximum value M AX and minimum value MIN of the current value can be displayed Procedure A Press the gt key when a current value is displayed on the main indicator e TheMAX value will be displayed on the main indicator e Max in the operator indicator section is illuminated indicating the value shown on the main indicator is the M A X value B Press the c key when the MAX value is displayed on the main indicator e TheMIN value will be displayed on the main indicator e Min in the operation indicator section is illuminated indicating the value shown on the main indicator is the MIN value C Press the l key when the MIN value is displayed on the main indicator e A current value will be displayed on the main indicator e Max or Min in the operation indicator section will go off indicatin
71. play Color This parameter allows you to change the display color of the main indicator Parameter Set value D escription Green red The display color is normally green and changes to red at comparative output ON Green The display color is always green Red green The display color is normally red and changes to green at comparative output ON Procedure A W hen the product is at the operation level press the key and hold it down for at least three Seconds to enter the initial setting level e S will appear on the main indicator indicating the product has entered the initial setting level Enter password 0169 in parameter Arnau to enter the advanced function setting level For details on how to move to the advanced function setting level refer to 5 2 M oving among Levels F will appear on the level indicator indicating the product has entered the advanced function setting level Press the cel key several times until parameter Cat ar appears on the main indicator Press the gt key to display the set value of the parameter on the main indicator e The current set value of changing the display color will appear on the main indicator Press the key again The set value will start blinking indicating the product is in the change state Use the Al key to change the set value
72. pulses Check if the set value of parameter startup compensation ti me is too long Set this parameter to a larger value than the maximum time interval of input pulses Otherwise auto zero functions to shift the readout to zero Set the set value of this parameter to an appropriate value In K3M A J the startup compensation time can be set to up to 99 seconds Comparative output does not turn off even when a process value goes back to normal Check if the set value of parameter hysteresis is too large Set this set value to an appropriate value 7 3 a APPENDIX soel te do ceed ien rie tane s YE acp NL Hn ed Haste A 2 Parameter EIS tsi rore o be da ras ca e a ed A 5 A 1 ii APPENDIX Specifications Ratings Supply voltage 100 to 240VAC 50 60Hz 24VAC 50 60Hz DC Operating voltage range 85 to 110 of the rated supply voltage Power consumption 100 to 240VAC 6 VA max 24VAC DC 4 5 VA W max at max Load Insulation resistance 20 MQ min with 500 V megger Between all the external terminals and the case Insulation provided between inputs outputs and power supply Dielectric withstand voltage 2000VAC Imin Between all the external terminals and the case Insulation provided between inputs outputs and power supply Noise immunity 1 500 V on AC power supply terminals in normal or common mode 480 V on AC DC power supply terminals in normal
73. put Correction The input temperature is corrected by the quantity of the set value of temperature input correction value at all points in the whole sensor range If the correction value is 1 2 C the current value of 200 C before correction will be processed as 201 2 C after correction Temperature After _ correction Before correction Correction value i CHAPTER 6 FUNCTION DESCRIPTION 6 3 Measurement k3MA F B Pulse Input K 3M A F operates as a Frequency Rate meter M easurements are made as follows Hz or more Less than 4 Hz Input of rotation Pulse input Measurement 3 N Measured with requency timings of input Raar Ee de process value Comparative output pulses e When the input pulse frequency is 4 Hz or more it is measured in synchroniza tion with internal timings generated at intervals of 250 ms e Theinput pulse frequency is scaled and the process value is updated according to the scaling result e Comparative output is provided based on the process value e The process value and comparative output are updated at intervals of 250 ms e When the input pulse frequency is less than 4 Hz itis measured with pulse input timings e Therefore the intervals at which the process value and comparative output are updated lengthen in accordance with the decreasing input pulse frequency Minimum Pulse Width For pulse input devices of low speed contact output type or high spe
74. r limit value is set to 2000 rpm Parameter Set value B F E Initial setting Operation setting For details of parameters refer to CHAPTER 5 OPERATION Operation OUT upper limit value 3000rpm Rotational Speed OUT lower limit value 2000rpm Comparative i j i output 1 Comparative output 2 e When the rotational speed reaches 3000 rpm comparative output 1 is turned ON e When the rotational speed decreases to 2000 rpm comparative output 2 is turned ON 3 11 n CHAPTER 4 INITIAL SETTING The K3MA includes models for Process meter Temperature meter and Frequency Rate meter Device This chapter explains the flow of initial setting for each of these models 4 1 K3MA Process meter ssseseeeeennennnnnnnnnn nnns 4 2 4 2 K3MA L Temperature meter eise ee se kk Ge Ge Rek ek Ge GR N ee Se kk ek ee Ge 4 4 4 3 K3MA F Frequency Rate meter sse 4 6 ees 4 1 i CHAPTER 4 INITIAL SETTING 4 1 K3MA J Process meter The following example shows the flow of initial setting for K 3M A J lt Setting example gt Input signals ranging from 0 to 10 V is scaled to readouts ranging from 0 to 500 0 rpm When the process value readout reaches 450 0 rpm comparative output 1 is produced When the process value readout decreases to 50 0 rpm comparative output 2 is produced Readout 500 0rpm ZA Comparative Nor
75. rding to IEC61010 1 UL3121 CSA C22 2 No 14 EN61010 1 IEC61010 1 pollution degree 2 overvoltage category 11 EN 6132644 1 Industrial use Class A EM I Emission Enclosure CISPR11 Group Class A CISPR 16 1 2 Emission AC M ains CISPR11 Group1 Class A CISPR16 1 2 EM S Immunity ESD EN61000 4 2 4 kV contact discharge A pproved standards 8 kV air discharge Immunity R F interference 10 V m amplitude modulated 80M Hz to 1GHz Immunity Burst 1000 4 4 2 kV power line 1 kV I O signal line Immunity Surge 1000 4 5 1kV L N AC Lines 2kV L PE N PE AC Lines Immunity Conducted Disturbance EN61000 4 6 3V 0 15 to 80 M Hz Immunity Voltage interrupts EN61000 4 11 0 5C ycle 0 180 100 rated voltage J K8MA J L K3MA L F K3MA F A mbient atmosphere A 3 i APPENDIX Input Characteristics Input type Setting range Control range M easuring accuracy 0 20 0 to 20mA 2 to 22mA 4 20 4 to 20mA 2 to 22mA os 0 1 FS 1digit max at 23 C 43 C 0 5 0 to 5V 0 5 to 5 5V 1 5 T to 5V 0 5 to 5 5V 5 5V 5 5V ius 1 TOV IV 0 1 FS 1digit max at 23 C 45 C Set e Input type wae Setting range Control range Indication accuracy 0 200 to 850 C 220 to 870 C 300 to 1500 F 340 to 1540 F 199 9 to 500 0 C 199 9 to 520 0 C Pt100 1 199 9 to 900 0 F 199 9 to 940 0 F Platinum resistance 3 0 0 to 100 0 C 20 0 to 120 0 C 0
76. redes 5 6 5 5 Viewing and Changing OUT Set Values sese 5 7 5 6 Setting Releasing the Forced zero Operation K3MA J 5 9 5 7 Displaying Resetting the MAX MIN Value eere 5 10 5 8 Specifying the Temperature Input Correction Value K3MA L 5 11 5 9 Key Protect AE AA OR AR EE ete a hs Daas EE 5 12 5 10 Selecting an Input Type K3MA J K3MA CL eee 5 14 5 11 Selecting an Input pulse Frequency K3MA F esee 5 16 5 12 Specifying the Scaling Factor K3MA J sese 5 17 5 13 Specifying the Scaling Factor K3MACP sese 5 19 5 14 Specifying the Decimal Point Position K3MA J K3MA P 5 22 5 15 Specifying the Temperature Unit K3MA L eee 5 23 5 16 Selecting a Comparative Output see Ge ee ee rennen 5 24 5 17 Clearing All Parameters sess ementi 5 25 5 18 Specifying the Number of Measurements for Averaging ese se ee 5 26 5 19 Specifying the Hysteresis uses sesse ese ese ese ee se ee ee Re Ge enne nee enne 5 27 5 20 Specifying the Auto zero Time K3MA F seen 5 28 5 21 Specifying the Start up Compensation Time K3MA P see 5 30 5 22 Specifying the Zero limit K3MA J sss 5 31 5 23 Changing the Display Color eese enne 5 33 5 24 Changing the Di
77. ress the gt key to display the set value of the parameter on the main indicator The current set value of zero limitwill appear on the main indicator E Press the gt key again e The set value will start blinking indicating the product is in the change state Er SV is illuminated amp EIT i CHAPTER 5 OPERATION Use the Al key to change the set value Press the cel key to go to the next parameter The change is saved and the next parameter Len P will appear on the main indicator When OFF is selected LcA P will not appear Press the 2 key to display the set value of the parameter on the main indicator Thecurrent set value of zero limitwill appear on the main indicator Press the key again The set value will starts blinking indicating the product is in the change state Use the and A keys to change the set value Press the ce key to go to the next parameter The change is saved Press the key and hold it down for at least one second to return to the initial setting level Press the key and hold it down for at least one second to return to the operation level a 2 W 0 T gyrig illuminated p EP oe BEL at ar B 1 second Ce BP 1234S 1 second 5 23 Changing the Display Color i 5 23 Changing the Dis
78. ron Companies shall not be responsible for conformity with any standards codes or regulations which apply to the combination of the Product in the Buyer s application or use of the Product At Buyer s request Omron will provide applicable third party certification documents identifying ratings and limitations of use which apply to the Product This information by itself is not sufficient for a complete deter mination of the suitability of the Product in combination with the end product machine system or other application or use Buyer shall be solely responsible for determining appropriateness of the particular Product with respect to Buyer s appli cation product or system Buyer shall take application responsibility in all cases NEVER USE THE PRODUCT FOR AN APPLICATION INVOLVING SERIOUS RISK TO LIFE OR PROPERTY WITHOUT ENSURING THAT THE SYSTEM AS A WHOLE HAS BEEN DESIGNED TO ADDRESS THE RISKS AND THAT THE OMRON PRODUCT S IS PROPERLY RATED AND INSTALLED FOR THE INTENDED USE WITHIN THE OVERALL EQUIPMENT OR SYSTEM Omron Companies shall not be responsible for the user s programming of a pro Products grammable Product or any consequence thereof Disclaimers Performance Data presented in Omron Company websites catalogs and other materials is pro Data vided as a guide for the user in determining suitability and does not constitute a war ranty It may represent the result of Omron s test conditions and the user must correlate it to actu
79. s not enter the Check the specified value of The time required for moving 5 35 protect level even though the ce keys are held down for five seconds Readouts vary greatly or decreases with increasing rota tional speed K3MA F Readouts vary or are incorrect even when the rotational speed is low K3M A F parameter move to protect level time Check if the set value of parameter input pulse frequency is 30 Hz to the protect level can be changed by this parameter Set it to an appropriate value W hen the input pulse is higher than 30 Hz set the set value of this parameter to 5 kHz Check if the pulse frequency of input pulse is higher than 5 kHz Check if the pulse width of ON OFF signals meets the specification Return the input pulse frequency to within measuring range Note that K 3MA does not generate an outside of measuring range error even if the input pulse frequency exceeds 5 kHz The product can not recognize input pulses correctly unless their width is as specified even if the rotational speed is low Supply the product with pulses that have a width specified in this manual The main indicator reads 0 when the rotational speed is low K3MA F The product continues to read 00000 on the main indicator since powered on K3MA F Check if the set value of parameter auto zero time is larger than the maximum time interval of input
80. s the forced zero and forced zero cancel operation Process value ZERO fi ae 1 second e When the IA key is pressed the current process value is shifted to zero forcedly e Thereafter measurements are made relative to the zero point e When the IA key is pressed while the forced zero function has been activated the current process value is further shifted to zero e When the l key is pressed and held down for at least one second the forced zero operation is canceled Because the forced zero and forced zero cancel operation using the Al key is stored in the internal nonvolatile storage of the product the forced zero state is alive even if the power turned off and on again 6 2 Measurement K3MA L i 6 2 Measurement K3MA L B Temperature Input K3M A L operates as a Temperature meter M easurements are made as follows Temperature input Sampling Sampling of input signals output Updating of e Input signals are sampled in synchronization with internal timings generated at intervals of 500 ms e The input signal is scaled according to the sensor type and converted into tem perature and the process value is updated The updated process value is dis played on the main indicator e Comparative output is provided based on the process value e The process value and comparative output are updated per sampling B Temperature In
81. s you to check and change OUT set values OUE The product continues measuring in the middle of checking and changing OUT set OUT values Procedure A Press the cel key several times until parameter OUT2 is displayed on the main indicator B Press the gt key to display the OUT2 value on the main indicator e The product enters the monitor state and shows the OUT2 value on the main indicator e SV in the operation indicator section is illuminated indicating the value shown on the main indicator is a set value e f you simply want to check the set value proceed to step E C Press the gt key in the monitor state to cause the product to enter the change state A digit that can be changed will start blinking D Usethe 2 and Al keys to change the set value e f no key is operated for five seconds the product saves the current value and returns to the monitor state automatically E Press the ce key several times until the product returns to the current value display mode Current value Monitor state Change state Use the gt A keys to change the set value If no key is operated for 5 SV is illuminated seconds the product saves the current value and returns to the monitor state i CHAPTER 5 OPERATION Available OUT set values and their indications are as follows W hen the process value increases or OUT1 value decrea
82. ses to the OUT set value Comparative output turns off when the process value reaches OUT set value hysteresis Lower limit Action Comparative output turns on when the process value reaches the OUT upper limit value or decreases to the OUT lower limit value Comparative output turns off when the process value falls inside the range of OUT upper limit value hysteresis to OUT lower limit value hysteresis Outside the range Action Hysteresis OUT set value Comparative output Hysteresis Comparative output OUT upper limit value Hysteresis OUT lower limit value Hysteresis Comparative output Combinations of comparative output 1 and 2 offer the possibility of producing a wide variety of actions including upper limit another upper limit actions lower limit another lower limit actions and two level outside the range actions OUT1 set OUT1 set value value OUT2 set value Comparative i Comparative output 2 output 1 Comparative output 1 OUT2 set value OUT2 upper limit value OUT 1 upper limit value OUT lower limit OUT lower limit Comparative output 2 Ae Comparative output 2 Comparative output 1 6 11 i CHAPTER 6 FUNCTION DESCRIPTION 6 6 Hysteresis In this manual hysteresis refers to a range that is provided above or below an OUT set value to avoid comparative output from turning off unless the process value
83. ses to this value comparative output lis provided OUT 1upper limit value OUT 1lower limit value W hen the process value falls outside the range specified by these values compara tive output 1 is provided W hen the process value increases or OUT2 value decreases to this value comparative output 2 is provided OUT 2 upper limit value OUT2lIower limit value W hen the process value falls outside the range specified by these values compara tive output 2 is provided With K3M A L OUT2 value OUT2 upper limit value and OUT2 lower limit value are not available For details of comparative output refer to 6 5 Comparative Output 5 8 5 6 Setting Releasing the Forced zero Operation K3MA J Nu 5 6 Setting Releasing the Forced zero Operation K3MA J B Setting the forced zero The forced zero operation allows you to shift the current value to zero forcedly Current value ZERO mn E 1 second Procedure A Press the key when a current value is displayed on the main indicator Release the key within one second e Thecurrent value will be shifted to zero e ZERO in the operator indication section is illuminated indicating the cur The forced zero operation is rent value has been shifted to zero not available when the current value is not normal input abnormally outside the range specified not measured yet After the forced zero o
84. specification The life of parts depends upon the ambient temperature Higher temperature decreases and lower temperature increases the life of parts Therefore the life can be increased by lowering the inside temperature of the digital panel meter Use or store the product within the specified ambient temperature and humidity ranges If two or more products are installed close to each other or one is installed on top of another the inside temperature of the products may be elevated due to heat generation by products themselves resulting in decreased life of the products In such cases conduct forced cooling for example by using a fan to ventilate the product Since the life of output relay depends largely upon the capacity and condition of switching be sure to take the actual conditions of usage into consideration and to use it within the rated load and the times of its electrical life Using it exceeding its life may cause welding of contact points or burning VII VIII Alphabetic Characters for Setting Data This manual uses the following alphabetic characters for setting data Ed Ed OS RES EA ke Table of Contents id dode I GENERAL PRECAUTIONS ese esse ese ee see see ene ee eke ee nennen trennen I SAFETY PRECAUTIONS te oU UR E V NOTICE ettet EE RE EE EI Stiet VI Alphabetic Characters for Setting Data esse ses see sese VIII Table of Contents eee ite eo E treten e ERE eb certes IX CHAPTER 1 I
85. splay Auto return Time seen 5 34 5 25 Changing the Move to Protect Level Time eee 5 35 CHAPTER 6 FUNCTION DESCRIPTION ee ee ee ee 6 1 6 1 Measurement K3MA J ssssssssseseseeeeee eene GR ee ER Re ee ee ee Gee ee ee 6 2 6 2 Measurement K3MA L ese ee ee Re ER Re RR GR ee enne ee ee Re Ge ee ee ee ee 6 5 6 3 Measurement K3MA F esse ee ee ae ee ee Re ER Re ee RA Ge ee ER Re ee ee ee ee ee ee 6 6 6 4 Average vs AE EE ER ON ER EE tee Peto 6 10 6 5 Comparative Outpul sie ee EE tice SE EE eere eR RI 6 11 6 6 HySteresis iS EE E E EUR Ht rue t eer Sud 6 12 6 7 Display Color Change eese eene nennen nennen nennen 6 13 CHAPTER 7 TROUBLESHOOTING GUIDE 7 1 7 L Indication of Error eet eet ie oberen OD 7 2 1 2 Troubleshooting Table aceti aget eH EROR 7 3 APPENDIX cett eR t uet a de Saas te oan ie A 1 Specifications s i dot e better ie ete idet RE A 2 Parameter List esee eI n nennen nnns serene tenere tete tenen nennen A 3 Y CHAPTER 1 INTRODUCTION This chapter provides an overview and parts name of the product 1 1 Main Features of theK 3MA sse 1 2 1 2 Model Number Legend ee eke ee Ge ek Ke Ge ek ek RR ek ek ek tnter nnne 1 4 EA ke ed RE RE RR RE NS OE AE 1 5 Input Circuit Diagrams O utput Circuit Diagrams 1 4 Parts Name and Function sse nnns 1 7 il
86. sword ol Moving to advanced 0169 function setting level OUENS g 1 Is displayed when the parameter OUT1 type is upper limit or lower limit aum 2 Is displayed when the parameter OUT1 i type is outside the range Conceptual figure for setting scaling 8 Is displayed when the parameter OUT2 Display value 2 Display value 1 Input value 1 value 2 type is upper limit or lower limit 4 Is displayed when the parameter OUT2 type is outside the range 5 Is displayed when the parameter Setting level lockout is 0 6 Is displayed with KSMA J 7 Is displayed with KBMA L 8 Is displayed with K3MA F i 9 Is displayed when the parameter zero limit is ON Display iit eem he ee Es value 1 5 5 i CHAPTER 5 OPERATION 5 4 Set Values Parameter setting are called set values Set values include those consisting of numerics and alphabets A state in which a set value is being displayed on the main indicator is called the monitor state A state in which a set value can be changed is called the change state Perform the following steps to display or change a set value Procedure A Press the key when a parameter is displayed on the main indicator The product enters the monitor state and the set value of the parameter will be displayed on the main indicator e When the productis in the monitor state SV in the
87. t down for at least i5 BH ie 4 9 one second to return to the operation level SUP 5 25 i CHAPTER 5 OPERATION 5 18 Specifying the Number of Measurements for Averaging This parameter allows you to specify the number of measurements for averaging Description No average processing Parameter Set value GEF Rus E ena Procedure A When the product is at the operation level press the L_ key and hold it down for at least three 4 seconds Number of measurements for averaging Lo seconds to enter the initial setting level e S will appear on the level indicator indicating the product has entered the initial setting level Enter password 0169 in the parameter M Anau to enter the advanced function setting level For details on how to move to the advanced function setting level refer to 5 2 M oving among L evels e F will appear on the level indicator indicating the product has entered the advanced function setting level Press the cel key several times until parameter MS Rut appears on the main indicator Press the key to display the set value by Thecurrentset value for the number of measure ments for averaging will appear on the main indicator Press the key again e The set value will start blinking indicating the product is in the change state Press the key to change the set va
88. t to enter the initial setting level 5 will appear in the level indicator section indicating the product has entered the initial set ting level The first E E PoP ee parameter at the initial setting level is B Press the parameter 2 key to display the set value of the on the main indicator The current set value of the input pulse fre quency range will appear on the main indicator C Press the key again e The set v alue starts blinking indicating the prod uctis in the change state D UsethelA key to change the set value E Press the ce The chan key to go to the next parameter ge is saved F Specify the values of other parameters related to the input pulse frequency range Refer to the TIPS G Press the key and hold it down for at least one second to return to the operation level E 3 seconds E 1 second T 6 will appear BH EB SP t sv is illuminated BH ac f 55 a n e BE a ri P 5 12 Specifying the Scaling Factor K3MA J j 5 12 Specifying the Scaling Factor K3MA J qn These parameters allow you to specify the scaling factor when you want to cause the Lr product to display a desired value converted from the input value INP Ez d 49999 99999 Input value corresponding to d 57 1 DSP 45555 35855 Output value
89. than the expected time interval of input pulses interval between pulses Failure to do so will result in incorrect measurements If auto zero time is too long on the other hand a long delay in lower limit action in response to a stop of rotation may result In the following application where a pulse is produced per rotation at 12 6000 r min for exam ple the input pulse frequency is 0 2 to 100 Hz which means the time interval of input pulses is 0 01 to 5 seconds The auto zero time should be set to five seconds or longer eee 5 seconds C o 12 6000r min Procedure 1 m A When the product is at the operation level press i5 the L_ key and hold it down for at least three seconds to enter the initial setting level e S will appear on the level indicator indicating the product has entered the initial setting level e B Enter password 0169 in parameter HAau to fy enter the advanced function setting level For L details on how to move to the advanced function Te wil setting level refer to 5 2 M oving among Levels appear Zn will appear on the level indicator indicating the product has entered the advanced function setting level C Press the el key several times until parameter dS BBAULa Rut a appears on the main indicator D Press the gt key to display the set value of the a ao igg parameter on the main indicator SV is e The current set va
90. the Move to Protect Level Time This parameter allows you to change the move to protect level time P Lt E Parameter PRLT Parameter Setvalue D escription Pree ig 0 to 19 sec M ove to protect level time If you press the cel keys and hold them down for at least five seconds a prescribed time the product enters the protect level This prescribed time is called the move to protect level time D epending on the setting of the parameter the product moves from the operation level to the protect levels as follows Current value is Li c Blinkin ce Protect level displayed He y at least 5 sec When Prit 5 sec If key is released blinking stops Hoe at least 1 sec Procedure f g A When the product is at the operation level press t Bg un t A move to protect level time the key and hold it down for at least three E setting of 0 is assumed to seconds to enter the initial setting level be a setting of 1 appear e S will appear on the level indicator indicating the product has entered the initial setting level B Enter password 0169 in parameter Acu to M HE LAL t enter the advanced function setting level For details on how to move to the advanced function E will setting level refer to 5 2 Moving among appel Levels e F will appear on the level indicator indicating the product has entered the advanced function setting level
91. the operation level to move to the adjustment level e A will appear on the level indicator indicating the product has entered the adjustment level B Press the key to display the set value of the parameter on the main indicator e The current set value for temperature input cor rection value will appear on the main indicator C Press the gt key again The set value will start blinking indicating the product is in the change state D Usethe 2 and Al keys to change the set value E Pressthe cel key to save the change The change is saved and then the main indicator returns to the parameter display mode F Press the _ key to return to the operation level 1999 9999 Temperature input correction a Es F A will appear dra T Sv is illuminated E gen i CHAPTER 5 OPERATION 5 9 Key Protect Setting xxHL Operation Adjustment Lockouts Setting Level Lockout Setting Change Lockout Forced zero Lockout Only K3MA J K ey protect includes operation adjustment lockouts setting level lockout setting change lockout and forced zero lockout and allows restrictions on moving among levels and various setting changes This types of key protect restrict the key operation at the operation and adjustment levels Operation level M ove to Parameter Set value
92. ts for averaging is set to 4 e The zero limit is turned ON and the zero limit value is set to 50 e Comparative output 1 is used to generate an upper limit signal action and the OUT upper limit value is set to 4 500 m e Comparative output 2 is used to generate a lower limit signal action and the OUT lower limit value is set to 0 500 m Parameter Set value Initial setting A dvanced function setting h L KATE Operation setting For details of parameters refer to CHAPTER 5 OPERATION The analog output characteristic mode of the sensor is set to decrease For details on sensor setting refer to the O peration M anual for the sensor E4PA OUT upper limit value 4 500m Liquid level OUT lower limit value 0 500m Comparative n E m output 1 Comparative a lL output 2 e When the liquid level reaches 4 5 m comparative output 1 is output e When the liquid level decreases to 0 5 m comparative output 2 is output il CHAPTER 3 APPLICATION EXAMPLES 3 2 Monitoring the Internal Pressure of a Tank K3MA J Application C tive 4 20mA omparati ce output 1 0 980kPa 3 E SOLDE GER Upper limit signal Pressure sensor z Dae E8AA M10 DT Comparative output 2 K3MA J A2 AC DC24V Lowerdimit signal e TheK3M A J monitors the internal pressure of a tank e The internal pressure of the tank is measured with a pressure sensor E
93. urements for averaging that can be specified is as follows No average processing the number of measurements for averaging 1 2 4 8 The number of measurements for averaging is the number of times the process value is updated as described in M easurement The following shows the relationship between the number of measurements for averaging and the interval at which the process value and comparative output are updated U pdate interval N umber of K3MA F measurements for averaging Input pulse Input pulse 4 Hz and more Less than 4 Hz No average 250 ms Every input pulse processing 500 ms 1 second 500 ms Every 2 input pulses 1 second 2seconds lsecond Every 4 input pulses 2seconds 4seconds 2 seconds Every 8 input pulses Voltage current input 250ms EEU snel NS LA EED N N Averaging 1 second value and comparative output Behavior when the number of measurements is four using an analog meter 6 5 Comparative Output il 6 5 Comparative Output Comparative outputs 1 and 2 can be produced as three types of signal actions upper limit signal action lower limit signal action and outside the range signal action Comparative output turns on when the process value reaches the OUT set value Upper limit Action Comparative output turns off when the process value decreases to OUT set value hysteresis Comparative output turns on when the process value decrea
94. utput 2 When the internal pressure of the tank reaches 550 0 kPa comparative output 1 is turned ON When the internal pressure decreases to 100 0 kPa comparative output 2 is turned ON 3 5 il CHAPTER 3 APPLICATION EXAMPLES 3 3 Monitoring the Temperature of an Industrial Furnace K3MA L Application Common type thermocouple E52 PR Industrial furnace L Comparative output 1 Outside the range signal GE Go Gp qo GO K3MA L C AC100 240V e TheK3M A L monitors the temperature of an industrial furnace e The internal temperature of the furnace is measured with a thermocouple E52 PR The temperature range to be measured by E52 PR is 0 1 400 C e Theunit of indicated values by the K 3M A L is C e When the internal temperature of the furnace reaches 1000 C or lower than 800 C comparative output 1 is turned ON Wiring K3MA L C AC100 240V Operation power supply 100VAC Q Comparative output 1 COM Common type thermocouple E52 PR 3 6 3 3 Monitoring the Temperature of an Industrial Furnace K3MA L u Parameter Setting Theinputtypeis set to 16 R element e Theunit of temperature is set to C Comparative output 1 is used as outside the range signal action and the OUT upper limit value is set to 1000 C and the OUT lower limit value is set to 800 C Level Parameter Set value Initial setting For
95. value and to monitor state T is illuminated 74 Normal change state indicating teaching of this parameter is possible T goes off Next parameter 5 13 Specifying the Scaling Factor K3MA F g How to Determine Appropriate Scaling Factor To minimize the scaling operation error select such a scaling factor that permits the largest possible number of digits to be contained in scaling display values DSP The relationship between the scaling input and display values for input pulse frequency is represented by the following equation Scaling display value o multiplication factor x Input frequency Hz W here 2 DSP INP a is often an indivisible number such as 5 654866 particularly when the input value is converted to a circumferential velocity This is because such a conversion involves m There are innumerable combination of scaling input values INP and scaling display value DSP that result in 25 654860 as follows INP Hz DSP 1 5 654866 2 11 30973 5 28 27433 10 56 54866 On the other hand DSPs that are programmable are limited to 5 digit integers T his means that D SPs must be rounded off to the nearest integers as follows INP Hz Programmable DSP 00006 00011 00028 0 00057 HUID H H Hence if the input frequency is 1000 Hz the error between the scaling result and the ideal value increases with the decreasing number of digits contained in the DSP INP
96. y Color iei 1 3 5 33 display color change s sese 6 13 TOFGEA ZEIO oio N Ee do he 5 9 6 4 forced zero lockout sse 5 12 NESER N erba det 5 27 6 12 hysteresis width sesers 6 12 I O CIECUIE sot eris nt ite fla intus 1 5 I O terminal connections see 2 4 Indication of error ee ee ee ee ee een 1 2 initial Setting tees 4 1 5 2 initial setting level sss 5 3 initialize all parameters see 5 25 input circuit diagrams eee 1 5 input range OVer issie 4 2 INPUT ty EE nid ient ege aches 5 14 installation sse 2 2 installation procedure see 2 3 internal block diagram eee 1 6 internal nonvolatile storage 6 4 AE e o ope mo ree ode Fe dus 5 12 y tans 5 2 lO Ad dar em o EE rA 2 5 lower limit signal action 3 3 3 5 3 9 3 11 6 11 main features our deter tr tig rici ee ee 1 2 lS USE trt 6 2 MINS load CUFFent ves aote carere tts 2 6 model number legend 1 4 monitor states eee e ee nee ton redire 5 6 move to protect level time sess 5 35 number of measurements for averaging 5 26 6 10 OR EO td ene EE 5 6 OFF leakage current 2 6 OFF pulse width seen 6 6 ON pulse width ee ee ek ke Ge Re Ge SA N 6 6 ON residual voltage uo ees ee ee ee ee ee kk ke ee ee 2 6 operationis ind hie eo edid ai rra 5 2 op
97. y to display the set value of the BE uan parameter on the main indicator t8 m SV is illuminated The current set value of scaling input value 1 Sve Muminated will appear on the main indicator 5 17 i CHAPTER 5 OPERATION D Press the 2 key again aL Eae P EE gano e The current set value starts blinking indicating the productis in the change state E Use the gt and Al keys to change the set value MAL EDOM F Press the Ee key to go to the next parameter f BA g6P EE The change in setting is saved and 52 i will appear on the main indicator G Repeat the operations of C to F to set the BB dP parameters d52 t CAP 2 and dSP 2 ES When the parameter d amp F Z has been set the next parameter oP will appear on the main indicator H Press the key and hold it down for at least dS HB i 3 45 one second to return to the operation level s 1 second Teaching scaling The teaching function allows you to specify the value of parameters CAP and CAP 2 also by key entry Procedure l Theoperation of C causes the product to enter the monitor state In the monitor state press the key instead of the operation of D e T will start blinking indicating the product is in teaching mode Key entry permits the actual process value to be displayed on the main indicator J Press the A k
98. yer an amount equal to the purchase price of the non complying Product provided that in no event shall Omron be responsible for war ranty repair indemnity or any other claims or expenses regarding the Products unless Omron s analysis confirms that the Products were properly handled stored installed and maintained and not subject to contamination abuse misuse or inap propriate modification Return of any Products by Buyer must be approved in writing by Omron before shipment Omron Companies shall not be liable for the suitability or unsuitability or the results from the use of Products in combination with any elec trical or electronic components circuits system assemblies or any other materials or substances or environments Any advice recommendations or information given orally or in writing are not to be construed as an amendment or addition to the above warranty See http www omron com global or contact your Omron representative for pub lished information OMRON COMPANIES SHALL NOT BE LIABLE FOR SPECIAL INDIRECT INCI DENTAL OR CONSEQUENTIAL DAMAGES LOSS OF PROFITS OR PRODUC TION OR COMMERCIAL LOSS IN ANY WAY CONNECTED WITH THE PRODUCTS WHETHER SUCH CLAIM IS BASED IN CONTRACT WARRANT Y NEGLIGENCE OR STRICT LIABILITY Further in no event shall liability of Omron Companies exceed the individual price of the Product on which liability is asserted Application Considerations Suitability of Use Programmable Om

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