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Chino KL4000 Maintenance Instructions Manual

Multi-point type, hybrid recorder
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INST.NO. INE-841B
KL4000/KH4000
(Multi-point type)
Hybrid Recorder
[ Maintenance ]

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  • Page 1 INST.NO. INE-841B KL4000/KH4000 (Multi-point type) Hybrid Recorder [ Maintenance ]...

  • Page 2: Table Of Contents

    Table of contents 1. Introduction ......................... 1 2. Maintenance Mode ......................2 2-1. List of Functions ................................2 2-2. How to Enter Maintenance Mode ..........................3 3. Initialization of Setting Parameters ................... 5 3-1. Default value ................................5 3-2. Operation ..................................5 4.

  • Page 3: Introduction

    3. Replacement of parts or accessories that have reached the end of their life. Furthermore, the term ‘warranty’ in this sense covers only a CHINO’s product itself. Therefore, we are not responsible for compensation for whatever the damage that is triggered by failure of our product.

  • Page 4: Maintenance Mode

    2. Maintenance Mode 2-1. List of Functions The unit has [Maintenance mode] (the items enclosed by heavy lines). [Maintenance mode] allows users to perform initialization of setting parameters, hardware check and scale adjustment. Operation Display Multi-point sequential One-point continuous Time Data printing, chart speed, time, periodic Setting data printing, etc.

  • Page 5: How To Enter Maintenance Mode

    2-2. How to Enter Maintenance Mode 1. Operation procedure Read the following procedure together with the flow chart given in the next page. (1) Enter [Maintenance mode] Turn on the power while pressing the keys. (2) Enter passcode While is displayed on the window, press the key and enter a passcode.
  • Page 6 2. Operation flow chart Power on the unit while pressing the Power ON keys. key is pressed or 20 seconds have passed. Pass code entry window Enter a password within 20 seconds? Decimal points of all digits flash Register passcode Enter [Maintenance mode] corresponding to the passcode Initialization of setting Hardware check...

  • Page 7: Initialization Of Setting Parameters

    3-1. Default value All parameters are returned to factory defaults. Parameter Factory default Measuring range Specified measuring range Scale Specified scale KL4000 1: 10 (mm/H) 2: 20 (mm/H) 3: 40 (mm/H) Chart speed KH4000 1: 12.5 (mm/H) 2: 25 (mm/H)

  • Page 8: Hardware Check

    4. Hardware Check 4-1. Hardware Check Items and Overview Check the operations of printer, display, remote contacts (when the option is used), version and alarm output (when the option is used). Register passcode “07789” Check mode Digital printing: 6-digit printing is performed (using different colors) for 40 characters (A to Z, 0 to 9).

  • Page 9: Printer Check

    4-2. Printer Check Perform a test printing for digital and trace printings. The test printing allows you to check if the printer functions normally. 1. Operation procedure (1) Preparation Set a chart paper. Press the key to turn on the “REC” status LED. (2) Select check item Pressing the key changes check item.

  • Page 10: Display Check

    4-3. Display Check Check the 7-segment LEDs used for the display. 1. Operation procedure (1) Select check item Pressing the key changes check item. Select (2) Start test display Press the key to change the leftmost digit . Make sure that all segments are turned on. (3) Check 7-segment LED of each digit Pressing the key moves...

  • Page 11: Remote Contact Check

    4-4. Remote Contact Check This check is available only on units with remote contacts (option). You can check if the unit recognizes the remote contact input status (short/open) correctly. Short or open each remote contact terminal and check the input status ON/OFF on the display. 1.

  • Page 12: Version Check

    4-5. Version Check Display the ROM software version of each CPU. 1. Operation procedure (1) Select check item Pressing the key changes check item. Select (2) Check version Pressing the key displays the version of the printer. Press the key to select each CPU. (3) How to end Press the key and select...

  • Page 13: Alarm Output Check

    4-6. Alarm Output Check This check is available only on units with alarm output (option). As alarm output, contact signals (ON/OFF) are output to alarm terminals. This function forces the unit to send the ON/OFF signals to alarm output terminals. 1.

  • Page 14: Scale Adjustment

    5. Scale Adjustment When you perform a trace printing (dot printing) position adjustment only, refer to “5-2. Zero and Span Adjustment for Trace Printing”. 5-1. Scale Check The check is performed on a channel to channel basis. Even if all channels use the same measuring range, an error in measured value may occur between channels.
  • Page 15 2. How to check (1) Set a tester (standard DC voltage generator or precision variable resistor) to an input value equivalent to the check target value. (2) At this time, read the digital display and check if the error is within the specified accuracy range. (3) Next, change to the check target channel and check it likewise.

  • Page 16: Zero And Span Adjustment For Trace Printing

    5-2. Zero and Span Adjustment for Trace Printing Adjust the trace printing (dot printing) position on a chart. The adjustment does not affect digital display/recording. Note that the default position cannot be recovered after performing this adjustment. 1. Adjustment procedure (1) Preparation Chart zero position adjustment Set a chart paper.
  • Page 17 2. Adjustment flow chart Register passcode “07790” Press to align dotting position with zero line of chart. Zero/span adjustment for trace printing Save current dotting position as zero position tentatively. Press to align dotting position with span line of chart. Save current dotting position as span position with above zero position in the memory.

  • Page 18: Zero And Span Adjustment For Digital Recording

    5-3. Zero and Span Adjustment for Digital Recording When the rated accuracy still cannot be achieved after performing the scale check, perform a channel-by-channel adjustment. 1. Adjustment procedure (1) Preparation Connect a tester (standard DC voltage generator or precision variable resistor) to an adjustment target channel number.
  • Page 19 2. Adjustment flow chart Register passcode “07790” Minimum value input Correction value registered Maximum value input Correction value registered Minimum value input Correction value registered Zero/span adjustment Maximum value input for digital printing Correction value registered Minimum value input Correction value registered Maximum value input Correction value registered Minimum value input...

  • Page 20: Channel-By-Channel Shift Setting

    5-4. Channel-by-Channel Shift Setting This function is used to shift (parallel shift) the measured value of digital display/recording. The amount of shift is set on a channel to channel basis. 1. Setting procedure (1) Select shift setting Pressing the key changes adjustment item. Select (2) Select channel number Pressing the key advances/reverses channel number.
  • Page 21 2. Adjustment flow chart <Example> Measured value of channel No. 1 is changed from 151.5 to 150.0. Register passcode “07790” Display measured value after 10 Start setting No change Cursor No change Cursor Shift setting No change (10) Cursor Press set “0”...
  • Page 22 CHINO CORPORATION 32-8, KUMANO-CHO, ITABASHI-KU, TOKYO 173-8632 Telephone : 81-3-3956-2171 Facsimile : 81-3-3956-0915 Printed in Japan...

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Kh4000

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