Omron K3TS Operation Manual
Omron K3TS Operation Manual

Omron K3TS Operation Manual

Intelligent signal processor

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K3TS Intelligent Signal Processor
Operation Manual
Revised August 1997

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Summary of Contents for Omron K3TS

  • Page 1 K3TS Intelligent Signal Processor Operation Manual Revised August 1997...
  • Page 3: Omron Product References

    All OMRON products are capitalized in this manual. The word “Unit” is also capitalized when it refers to an OMRON product, regardless of whether or not it appears in the proper name of the product. The abbreviation “Ch,” which appears in some displays and on some OMRON products, often means “word”...
  • Page 5                                                                            ! ...
  • Page 7: About This Manual

    Section 4 provides the dimensions and environmental conditions needed for mounting the K3TS In- telligent Signal Processor. Section 5 briefly describes the sensors that can be connected to the K3TS Intelligent Signal Proces- sor. Section 6 gives comprehensive descriptions on setting the parameters and the operation of the K3TS Intelligent Signal Processor.
  • Page 8    $! /     * ) $*   !  '!  '! %)$$) 9 ) * /)  $!  ' 1! $*  4$) * )...
  • Page 9 With the Intelligent Signal Processor, the set value can be altered without key operation via the selection of an another bank when making a level change. The K3TS has 8 banks; each bank can output HH, H, L, and LL set values. Hysteresis...
  • Page 10 Section 1 Maximum/Minimum Values The maximum and minimum of the values measured since power application or RESET signal input up to the present point are retained. When the RESET signal turns ON, both the maximum and minimum values are reset to the present value.
  • Page 11    $! ' 1  '!) /)  $! $*  !  '!  '! %)$$); *)$! !                                                                          ...
  • Page 12 Section 2-1 K3TS-SD (with Set Value LED Display) The following diagram identifies the major features found on the K3TS with Set Value LED Display front panel. The table gives a brief description of the function of each front panel feature.
  • Page 13 To alter the set value without key operation, select another bank when making a level change. The K3TS has eight banks; each bank can output HH, H, L, and LL set values. The selected bank is displayed in the binary system.
  • Page 14 Section 2-2 K3TS-SD1 D- (with Thumbwheel Switches) The following diagram identifies the major features found on the K3TS with Thumbwheel Switches front panel. The table gives a brief description of the function of each front panel feature. 2. Comparative output status indicators 3.
  • Page 15 Section 2-2 Name Functions Operation Selects the setting mode, in which the set levels can be changed. For details on the Keys set levels, refer to 6-1 Before Setting the Parameters . Level Key This key has no function in RUN mode. In the setting mode, after a parameter is selected with the Shift Key, the selected setting is enabled or disabled or the Display set value is written to memory with this key.
  • Page 16    $! ' 1  '!) /)  $! $*   !  '!  '! %)$$); ) !  !                                                                     "                                                                   ...
  • Page 17 RESET With the RESET signal to this terminal, the present maximum, minimum, and average process values are cleared, and the K3TS is reset. RESET status continues while the RESET signal is ON. These are common input terminals for RESET, HOLD, ZERO, and Banks 1 through 4.
  • Page 18 Section 3-1 Name Function TIMING input The TIMING input must be supplied from an open collector. + 12 V TIMING IN Timing sensor A photoelectric sensor or a proximity sensor can be used as a timing sensor. HOLD With normal setting on operating parameter 3: When the HOLD signal to this terminal is turned ON, measurement is stopped and the value input immediately before the HOLD signal is retained.
  • Page 19 Section 3-2 Outputs Depending upon the requirements of the output device, the K3TS Intelligent Signal Processor can use one of the following outputs. K31-C1: Relay (3 Outputs) K31-C2: Relay (5 Outputs) Outputs (5 A max. at 250 VAC) Outputs (5 A max. at 250 VAC)
  • Page 20    $! )$1 /  / ! $! !/ ! ) $! )< )/ *$) $! !'   !  '!  '! %)$$) &$! !' $!/ $! *$)  =! ) $ ' 1! #  ! $!                                                               # %! &$! !'                                                          ...
  • Page 21: Panel Mounting

    Section 4-2 Dimensions All dimensions are in millimeters. Panel Mounting The mounting dimensions of the Intelligent Signal Processor conform to DIN 43700. Recommended panel thickness is 1 to 3.2 mm. Attach the mounting brackets supplied as accessories to the Intelligent Signal Processor from be- hind and tighten the mounting screws of the brackets to a torque of 5 kgf cm (0.49 N Whenever possible, keep the Intelligent Signal Processor horizontal.
  • Page 22    $! ' 1  ) * /)  $! $!  !$)  !  $!! / $   !  '!  '! %)$$) (  !) !$)                                                            (   !' !$)                                                           ...
  • Page 23 Section 5-2 Linear Sensors The K3TS incorporates a current input terminal and a voltage input terminal, thus corresponding to a wide variety of linear sensors. Terminal Linear sensor output Current input 4 to 20 mA DC Voltage input 1 to 5 VDC ±9.999 VDC...
  • Page 24    $! )$1 / ! ) $! *$)  $) $! $*   !  '!  '! %)$$)  $) $! )$/)  /) /    / $*  !/ / ')  *$)  !'  %) )                                                 1 $*  !' &$/ !/ %) )                                 ...
  • Page 25 Section 6-1 Before Setting the Parameters 6-1-1 Level of Setting Mode and Parameters The Intelligent Signal Processor is used mainly in two modes: the RUN mode and the setting mode. In these two modes, the various parameters of the In- telligent Signal Processor can be set.
  • Page 26 Section 6-1 When setting mode is selected, measurement is stopped. Some parameters may not be displayed (i.e., cannot be selected or set), depending on the op- erating parameter selected and whether the Model is a Display Model or Out- put Model. For details, refer to the list of valid parameters by operating pa- rameter see 6-1-3 List of Parameters for Each Model .
  • Page 27: Parameter Setting Procedure

    Parameters other than the operating parameters and the input range can be set in any order. 6-1-3 List of Parameters for Each Model The following tables indicate which parameters are available for each Model. Set Value LED Display Models: K3TS-SD Level Parameter Display Output...
  • Page 28 Section 6-1 Thumbwheel Switches Models: K3TS-SD1 Level Parameter Display Output C1,T1/2  Bank 0 set values  Bank 1 set values  Bank 2 set values  Bank 3 set values  Bank 4 set values  Bank 5 set values...
  • Page 29 Section 6-1 List of Valid Parameters by Operating Parameter The following parameters are not available with all Models. For further infor- mation, refer to 6-1-3 List of Parameters for Each Model. If  is set to  :  Level Parameter Display ...
  • Page 30: Parameter Setting

    Section 6-2 Parameter Setting 6-2-1 Operating Parameter 1 (2-Input) Operating parameter 1 can convert outputs into actual figures. Set operating parameter 1 according to the following instructions outlined in the table and the flow diagram: Setting A + B A -- B  K -- (A + B) ...
  • Page 31 Section 6-2 RUN mode Press and hold the Level Key for 2 seconds to select level 1. Press and hold the Level Key for 1 second to return to RUN mode. Press and hold the Level Key and Up Key Setting level 1 simultaneously for 1 second to return to...
  • Page 32 6-2-2 Operating Parameter 2 (Previous Average Value Comparison) When the K3TS is set to  in operating parameter 2, the K3TS detects only values fluctuating rapidly, dismissing slowly fluctuating ones such as values caused by the decentering of a sensing object or the sagging of a belt con- veyor.
  • Page 33 Section 6-2 Set operating parameter 2 according to the following instructions outlined in the table and the flow diagram: Average comparison RUN mode Press and hold the Level Key for 2 seconds to select level 1. Press and hold the Level Key for 1 second to return to RUN mode.
  • Page 34: Operating Parameter

    6-2-3 Operating Parameter 3 Holding Data (TIMING Input) When the K3TS is set to  on operating parameter 3, the TIMING input is Normal not effective, and the K3TS continues data sampling. When the K3TS is set to  on operating parameter 3, the K3TS retrieves...
  • Page 35 Section 6-2 When the K3TS is set to on operating parameter 3, the K3TS continues Minimum Hold data sampling while the TIMING input is ON. When the TIMING input is OFF, the K3TS displays the minimum value of the data that has been sampled and holds the value until the next TIMING input signal is OFF.
  • Page 36 Section 6-2 Settings  Normal Sampling HOLD Maximum HOLD Minimum HOLD  Peak-to-peak HOLD RUN mode Press and hold the Level Key for 2 seconds to select level 1. Press and hold the Level Key for 1 second to return to RUN mode. Press and hold the Level Key and Up Key Setting level 1...
  • Page 37: Input Range

    Section 6-2 6-2-4 Input Range Set input range according to the following instructions outlined in the table and the flow diagram: Setting  4 to 20 mA 1 to 5 V ±9.999 V   RUN mode Press and hold the Level Key for 2 seconds to select level 1. Press and hold the Level Key for 1 second to return to RUN mode.
  • Page 38 Section 6-2 6-2-5 Number of Process Values to Average Set the number of process values to average according to the following tables and flow diagram. The setting range available for averaging is shown below. Setting period  1024 ! 2048  4096 !...
  • Page 39 Section 6-2 RUN mode Press and hold the Level Key for 2 seconds to select level 1. Press and hold the Level Key for 1 second to return to RUN mode. Setting level 1 Press and hold the Level Key Press and hold the Level Key and Up Key simultaneously for 1 second to return to level 1.
  • Page 40 6-2-6 TIMING-delay The TIMING-delay function is available only when the K3TS is set to  , , , or on operating parameter 3. With the TIMING-delay function, the time immediately after the TIMING input is turned ON until the start of pulse counting operation can be freely set within a range of 0.00 to 1.99 s.
  • Page 41 Section 6-2 6-2-7 Parameters for Display Prescaling Set prescaling data to convert an input value into a desired displayed value. Prescaling data can be freely set within a range of --9999 to 9999. -- Y and X -- Y must be input (X: Input value, Y: Corresponding dis- played value).
  • Page 42 Section 6-2 RUN mode Press and hold the Level Key for Press and hold the Level Key for 2 seconds to select level 1. 1 second to return to RUN mode. Setting level 1 Press the Shift Key several times to display  . LED Models Thumbwheel Switches Models Press the Display Key.
  • Page 43 Section 6-2 K Constant The K constant is used to convert the outputs of the displacement sensors into actual figures. The setting of K constant is available only when the K3TS is set to  on operating parameter 1. to ...
  • Page 44 Section 6-2 Display Refresh Period The alteration of the display refresh period does not change the sampling range. The comparative outputs and BCD data are updated in synchroniza- tion with the sampling range. The display refresh period parameter will not appear when the sampling hold, maximum hold, minimum hold, or peak-to- peak hold parameter is set on operating parameter 3.
  • Page 45: Set Values

    Section 6-2 6-2-8 Parameters for Output Set Values To establish whether the measured values are within a given range or crite- ria, they are regularly compared with set values. In order to establish set val- ues, follow the instructions outlined in the flow diagram (the example is for the setting of set values on Bank 0).
  • Page 46 Press the Up Key and Shift Key to set the hysteresis value and press the Display Key to write the value. Logically, 0 cannot be set as a hysteresis value. If 0 is set, the K3TS takes the hysteresis value as 1. If sampling hold, maximum hold, minimum hold, peak-to-peak hold values are set on operating parameter 3 (on setting level 3), no hysteresis setting is available.
  • Page 47 Section 6-2 OFF-delay The OFF-delay function is available only when the K3TS is set to  on operating parameter 3. With the OFF-delay function, the comparative output OFF-delay time can be freely set within a range of 0.00 to 1.99 s. The follow-...
  • Page 48 Section 6-2 Protecting Set Values With the Set Value LED Display Models, the set values can be changed in the RUN mode. However, this feature can be disabled to protect the set val- ues. In order to protect them, follow the instructions outlined in the flow dia- gram.
  • Page 49: Linear Output Range

    Section 6-2 Linear Output Range This setting is only for Models with 4 to 20 mA, 1 to 5 V linear output. Output Linear scaling (for 4 to 20 mA output) (mA) Displayed value For operating parameters 1 through 3, the Intelligent Signal Processor out- puts a linear voltage or current in proportion to the changes in the measured value.
  • Page 50 Section 6-2 RUN mode Press and hold the Level Key for 2 seconds to select level 1. Press and hold the Level Key for 1 second to return to RUN mode. Setting level 1 Press the Shift Key several times to display  . LED Models Press the Display Key.
  • Page 51: Communications Unit Number

    Intelligent Signal Processor. The Thumbwheel Switches Models are not provided with the communications output function; therefore, communica- tions unit number setting is not required. For details, refer to the K3TS Com- munication Operation Manual. In order to set the communications unit number, follow the instructions out-...
  • Page 52: Baud Rate

    The Thumbwheel Switches Models are not provided with a communications output function; therefore, setting of the baud rate is not required. For details, refer to the K3TS Communication Operation Manual. In order to set the baud rate, follow the instructions outlined in the flow dia-...
  • Page 53 Section 6-2 RUN mode Press and hold the Level Key for 2 seconds to select level 1. Press and hold the Level Key for 1 second to return to RUN mode. Setting level 1 Press and hold the Level Key and Up Key simultaneously for 1 second to select level 2.
  • Page 54: Operations In Run Mode

    Section 6-3 Operations In order to perform operations in RUN mode and other special functions, graphs and flow diagrams are given as explanations. 6-3-1 Operations in RUN Mode Checking Set Values The Intelligent Signal Processor allows set values to be checked even in RUN mode.
  • Page 55: Changing Set Values

    Section 6-3 Changing Set Values Set values can be changed even in RUN mode. The values, however, cannot be changed when the protect input is ON. Set Value LED Display In order to change the set values on the Set Value LED Display Models, fol- Models low the instructions outlined on the flow diagram, which shows how to change set value H from 50.0 to 55.0:...
  • Page 56 Intelligent Signal Processor operates according to the new set values. Retaining, Resetting Maximum/Minimum Values The following is for when the K3TS is set to  on operating parameter 3. Operate as shown below: The maximum displayed (process) value and the minimum displayed (pro- cess) value recorded since power was applied or the RESET input turned ON are retained.
  • Page 57 Press the DATA TEACH Key to display the minimum value. Press the DATA TEACH Key to display the present measured value. While the K3TS is holding the maximum and minimum values, output data such as comparative outputs and BCD data are output according to the pro- cess value without being retained.
  • Page 58: Forced Zero (Zero-Shift)

    Section 6-3 Hold Measured Value The following is for when the K3TS is set to  . When the HOLD input is turned ON, measurement stops and the input value measured just before the HOLD input is turned ON is held. The displayed value, comparative outputs, and BCD data are also held while the HOLD in- put is ON.
  • Page 59 Each time forced zero is turned ON on the standard K3TS, the shifted value will be written to the internal non-volatile memory (EEPROM). The data will not be lost even if the K3TS has a power failure. The EEPROM can be over- written approximately 100,000 times. For applications in which the forced...
  • Page 60: Special Functions

    Section 6-3 6-3-2 Special Functions The K3TS Intelligent Signal Processor is provided with two special functions: test mode and teaching function. Test function: This function is convenient for checking a system to which the Intelligent Signal Processor is connected, especially when some in- puts cannot be operated.
  • Page 61 Section 6-3 In order to perform this operation, follow the instructions outlined in the flow diagram: RUN mode Press the Level Key and Display Key simultaneously for 2 sec- Press and hold the Level Key for onds to set the test mode. 1 second to return to RUN mode.
  • Page 62: Teaching Function

    Section 6-3 Teaching Function The teaching function of the K3TS can be set only when  is set using Set Values operating parameter 3. The Intelligent Signal Processor is provided with a teaching function that can set an actual measured value as a set value. The Thumbwheel Switches Models are not provided with this function.
  • Page 63 Section 6-3 RUN mode Press and hold the Level Key for 2 seconds to select level 1. Press and hold the Level Key for 1 second to return to RUN mode. Setting level 1 Press the Shift Key several times until  is displayed. LED Models Press the Display Key.
  • Page 64 Section 6-3 The teaching function of the K3TS can be set only when  is set using Prescaling Value operating parameter 3. With the teaching function, a prescaling value can be set as a set value. In order to perform this operation, follow the instructions...
  • Page 65 Section 6-3 Linear Output Range With the teaching function, it is possible to retrieve the actual measured val- ues and set them as a linear output range. The Thumbwheel Switches Mod- els do not incorporate a teaching function. In order to perform this operation, follow the instructions outlined in the flow from to  .
  • Page 66 Press the Display Key to complete the display shift operation, at which time the ZERO indicator will be lit. Note The K3TS with a thumbwheel switch does not incorporate a display shift function or shift protect function.
  • Page 67 Section 6-3 Shift Protect Setting It is possible to change the shift value of the K3TS in the RUN mode if the K3TS incorporates a display shift function. It is, however, possible to prohibit shift value change with the shift protect function of the K3TS.
  • Page 68    $! /)    =! ; $) 1 $  )$!  !'  !/) 1) $  !' !/ $) !' ) )  !' !/  ! 0$) 1 "                                     ...
  • Page 69 (2-in- put or holding data). The K3TS repeats operation A (input retrieval operation) and B (arithmetic pro- cessing and discrimination output operation) as shown in the figure below. While operation B is executed, the comparative output transistor operates.
  • Page 70 Section 7-1 Timing Charts (Examples) Example 1 The following timing chart shows the operating timing with the setting specified in the table. Operating parameter 1 (2-input) A only Operating parameter 3 (holding data) Normal Number of process values to be averaged Delay in comparative outputs 3.12 to 6.24 ms 1.04...
  • Page 71 Section 7-1 Example 3 The following timing chart shows the operating timing with the setting specified in the table. Operating parameter 1 (2-input) A only Operating parameter 3 (holding data) Sampling hold Number of process value averaging operations Delay in comparative outputs 4.16 to 5.20 ms 1.04 1.04...
  • Page 72 Section 7-1 1.04 1.04 1.04 1.04 1.04 1.04 1.04 1.04 1.04 1.04 1.04 1.04 1.04 Sampling time Input retrieval time 500 µs min The nth data to be retrieved Timing input accepted Timing input processing time 1.04 to 2.08 ms Next timing input can be accepted.
  • Page 73    $! )$1 / (   $! 6 $*    2 ' &)! 3 )  ! $! $* "4                                    &)! $*                                                         &)! $* %   5!...
  • Page 74 • With a synchronous sensor, the sampling hold function makes it possible to display the height of an object and hold its value. • The eight switchable banks make it possible for the K3TS to measure differ- ent kinds of objects smoothly.
  • Page 75 Synchronous Sensor K3TS Black White K3TS 1 mm White 2 mm Shape of object 12 VDC Shielded Good Insufficient No insertion cable insertion Black Displacement sensor output Near Synchronization sensor    K3TS display Comparative output of K3TS...
  • Page 76 • The measuring operation is carried on while the TIMING input (a push switch in this example) is ON. When the TIMING input is OFF, the K3TS will hold the final result. Settings...
  • Page 77 One revolution Shape of object Linear sensor output Near Press switch ON for the period in which the object makes one revolution or more. RESET condition K3TS display If the object makes one revolution or more, value A can be obtained.
  • Page 78 Section 8-3 Measurement of Plate Thickness The following operations are possible with the K3TS: • Using two displacement sensors, the plate thickness can be measured by setting operating parameter to K -- (A + B) and by converting the outputs of the displacement sensors into actual figures (the thickness of the plates).
  • Page 79 Z4W-V25R 12 VDC LED Displacement Black Sensor Shielded cable Shape of object Too thin Good Too thick A + B (the total of displacement  values measured by two Z4W-V) K3TS display     (KSET = 70.00) Comparative output...
  • Page 80 Section 8-4 Checking Height Differences The following operations are possible with the K3TS: • Using two displacement sensors, the difference in the level of an object sur- face can be measured by setting operating parameter to A -- B. • With the forced zero function, the difference in the level of an object surface can be compared with that of a standard object.
  • Page 81 22.8 mm 23.2 mm Synchronization sensor output     K3TS display Before the synchronization sensor is turned Comparitive output ON, the previous discrimination value is held of K3TS (all outputs are turned OFF when the RE- SET input goes ON).
  • Page 82 For example, the burr or a protruding part of a rubber roller or a molded ob- ject can be detected. The following operations are possible with the K3TS: • With the previous average comparison value function, only a rapid change in value will be checked, and a slow change in value (such as a change due to the deflection of the cylindrical sensing object) will be dismissed.
  • Page 83 Burr 40 mm (0 V) 30 mm (--10 V) K3TS display (The result of the previous average set value.) H Comparative output 0.1 S Examples for Forced Zero RAM Models In the following applications, the zero value is changed repeatedly for mea- surement purposes.
  • Page 84 Correction of the Sensor Mounting Position Correction of Height Measurement Values Correction with Correction with the the operation operation keys keys K3TS-SD31B- K3TS-SD31B- Z4W-V Z4W-V Standard object (50 mm) Correction of sensor errors caused by object colors, materials, and angles.
  • Page 85 * ! ))$) ' )    !'   !  '!  '! %)$$)?  )$  $) ' !  *)$  )  !$))  $*  !  '!  '! %)$$) $) *)$ 6 )! $)    *  !$)   )$$$ !'  $! ''  $ $  $) $* ))$) !/  $)) 1  $! $  5! )$$$ !' : /                                                          ...
  • Page 86: Troubleshooting Guide

    Section 9 Troubleshooting Guide The following table shows possible errors during the K3TS Intelligent Signal Processor operation and corrective actions to be taken. Item Condition Error Output status Corrective action message Compara- Linear Commun- tive output output ications outputs ...
  • Page 87: Standard Models

    Appendix A Standard Models The K3TS Intelligent Signal Processor is suited to essentially any application. The following lists the standard models available: K3TS - 2 3 4 5 1, 2: Input Sensors Codes SD: DC voltage/current inputs 3: Series number...
  • Page 88: Sensor Models

    Appendix B Sensor Models The following lists the applicable sensor models that can be used with the K3TS Intelligent Signal Processor along with the K3TS factory-set parameters associated with the use of these sensors. Examples of prescaling settings are also given.
  • Page 89 Appendix B Linear Proximity Sensors   description Sensor Amplifier Decimal   # ### E2CA-XISRAA E2CA-AN4C 0.3 to 1.5 mm   # ### E2CA-AL4C (8 X 8 X 1 mm)  ...
  • Page 90 Appendix B Photoelectric Sensors Classification Model Specifications Power supply voltage Control output Residual voltage 3-wire DC NPN E3XR- 12 to 24 VDC±10% 80 mA max. 0.75 V max. at 10 mA E3S-X3 Ripple (p-p) 10% max. E3HF E3HS E3HT E3HC E3C-GE4 E3C-WE4 E3XR-CC4...
  • Page 91: Specifications And Ratings

    Appendix C Specifications Specifications and Ratings The following lists the ratings and characteristics of the K3TS Intelligent Signal Processor: Ratings Supply voltage 100 to 240 VAC (50/60 Hz); 12 to 24 VDC Operating voltage range 85% to 110% of supply voltage Power consumption 15 VA max.
  • Page 92 Appendix C Characteristics Input signal DC voltage/current (4 to 20 mA, 1 to 5 V, 9.999 V) 2 channels A/D conversion method Sequential conversion system Sampling time 1.04 ms Display refresh period 0.1/1.0/2.0/3.0/4.0 s (switch selectable) Max. displayed digits 4 digits ( 9999) Display 7-segment LED...
  • Page 93 Appendix C List of Factory-set Parameters Setting level Parameter Displayed characters Initial value  to   Level 1 Set value    Hysteresis  Prescaling Decimal  Display shift Shift value  Shift protect  K constant...
  • Page 94    7  :  0 ;2  %          !       &' 324*  *  5 6 ) ) '             &( 324*  4  *  ( ) * +   &( + ,     &-      .     &/       &0...
  • Page 95 A5  324*  *  5 6 ) ) ' 324*  4  *  ( ++  0 10 A5          7 0 0; 324*  *  5 6 ) ) ' 324*  4  *  (      0       0&...
  • Page 96   (0    2 ;&  324  *  5  6 ) ) &    ;; 324*  4  *  (     2 @ 3  324*  *  5 6 ) ) &     324*  4  *  ( 324*  4  *  - 4<< =  72       70...
  • Page 97: Revision History

    Page 83: Display shift rows added. Page 85: Table replaced. Page 87: Information corrected in table. Page 90: Display shift function row added. August 1997 Page 54: Paragraph added to Difference between K3TS with Forced Zero RAM Specifications and Standard K3TS.

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