Chino KR2S Instruction Manual
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Chino KR2S Instruction Manual

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INST.No.INE-882A
Thank you for purchasing the KR series graphic recorder.
Before using your new recorder, please be sure to read this instruction manual that will advise
you on how to use the instrument correctly and safely and how to prevent problems.
－ Request to instrumentation engineers, constructors, and sale agents －
Make sure to deliver this instruction manual to the operator of this instrument.
This instruction manual is necessary for maintenance, too. Keep this manual
with care until the instrument is discarded.
Graphic Recorder
KR2S/KR3S
【Wiring/Installation】
Instruction Manual
－ Request to the operator of this instrument －
KR2S/KR3S【Wiring/Installation】Instruction Manual

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  • Page 1 INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Graphic Recorder KR2S/KR3S 【Wiring/Installation】 Instruction Manual Thank you for purchasing the KR series graphic recorder. Before using your new recorder, please be sure to read this instruction manual that will advise you on how to use the instrument correctly and safely and how to prevent problems.
  • Page 2 INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual...

  • Page 3: Preface

    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 INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Disposal  Disposal Separate the box, plastic bags, and cushioning materials the recorder is packaged in according to the garbage collection method of the each community, and please cooperates to recycle. A small amount of hazardous substance below the specified level ...
  • Page 5 ● Product category With the reference to the equipment types in WEEE [2002/96/EC] ANNEX I, this recorder is classified as a “Monitoring and control instruments”. Do not dispose as general household waste. When disposing discarded recorder, please contact local CHINO sales agent.

  • Page 6: Table Of Contents

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Table of Contents PREFACE ................................1 Table of Contents ..............................4 For safe use ......................... 5 1-1 Preconditions for use ............................. 5 1-2 Labels on this instrument ..........................5 1-3 Symbols in this manual ..........................5 Before use ........................8 2-1 Exterior check ..............................

  • Page 7: For Safe Use

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual For safe use This section “For safe use” has been compiled to promote the correct use of the instrument in order to prevent human injury or damage to property before they occur. If this instrument is used other than description of this document, protection provided by the instrument may be vitiated.
  • Page 8 Power supply label  Don't repair or modify this instrument Make sure that any persons other than service engineers approved by CHINO CORPORATION do not repair or modify this instrument by replacing parts. Otherwise it may be damaged or will not function normally or an accident such as electric shock and burn may occur by putting your hand and a tool in the internal unit.
  • Page 9  Turn off the power supply if an abnormal symptom occurs Turn off the power supply immediately and contact your local CHINO’s sales agent if any abnormal odor, noise or any smoke occurs, or if this recorder becomes high temperature that is too hot to be touched.

  • Page 10: Before Use

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Before use Check the following items before using the recorder. If something is wrong, contact your local CHINO's sales agent. Exterior check Check that the instrument is not broken on the outer side. Model check The model number and serial number of this recorder can be confirmed by the label on the upper side of the case.
  • Page 11 INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual <KR3S> KR3S□□‐□□□‐□□□ KR3S**-***-*** Model (Check with model code.) Serial No. K*********** MADE IN JAPAN Measurement point/ Measuring period 2: 12 points/1 sec. 4: 24 points/1 sec. 6: 36 points/1 sec. 8: 48 points/1 sec. Communication interface (Option)

  • Page 12: Checking Attachments

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Checking attachments Package contains the following attachments. Please confirm. <KR2S> Parts name Quantity Remarks Instruction INE-861□(General) CD-ROM manual INE-863□(Communication interface) (1 copy) INE-862□(Wiring/Installation) A4 Booklet RZMC-01-□(CF card) Mounting For panel mounting bracket Terminal screw M3.5 for measuring input terminals (Spares for missing)
  • Page 13 INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual <KR3S> Parts name Quantity Remarks Instruction INE-881□(General) CD-ROM manual INE-883□(Communication interface) (1 copy) INE-882□(Wiring/Installation) A4 Booklet RZMC-01-□(CF card) Mounting bracket For panel mounting Wrench Terminal screw M3.5 for measuring input terminals (Spares for missing) CF card RZ-CMC256(256MB) ①Instruction manual...

  • Page 14: Installation

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Installation Make sure to read and understand this instruction manual to Caution ！ prevent any accident. Mounting location In order to avoid unfavorable effects on the measurement accuracy and recording operation, install this recorder at the following locations.

  • Page 15: External Dimensions

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual External dimensions The following figure shows the dimensions of this recorder with its mounting brackets. <KR2S> Unit : mm <KR3S> Unit : mm -13-...

  • Page 16: Method Of Mounting The Panel

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Method of mounting the panel Mount on the panel and use Caution ！  This instrument has been designed to be mounted on an indoor instrumentation panel.  Use a panel made of a steel plate of 2mm to 6mm in thickness or a panel equivalent in strength.
  • Page 17 INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual 2. Mounting method <KR2S> (1) Insert this recorder into the panel cutout from the front of the panel. (2) Insert the mounting brackets into the holes of the top and bottom sides, and fix them with screws using a Phillips screwdriver. Set the tightening torque on screws to 1.0 N•m (when using Phillips-head screwdriver).

  • Page 18: Connections

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Connections Terminal board arrangement The following diagram shows the terminal board arrangements in which option (Mechanical relay output [4 points ‘c’ contact], communication interface) are mounted. <KR2S> Power terminal Alarm output(option) Protective conductor terminal ‘c’ contact output:...
  • Page 19 INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual [Option terminal block]  Alarm relay output (4 points ‘c’ contact)  No-voltage contact input(4 points)  Alarm relay output (2 points ‘c’ contact) + No-voltage contact input(2 points)  Communication terminals SA SB SG Ethernet connector...
  • Page 20 INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Alert symbol marks （ ） and places Warning ！ The alert mark is pasted at danger places where may causes electric shock. (See the following table). Name of terminals Places marked with the symbol Power terminals Lower left of power terminals...

  • Page 21: Precautions While Connections

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Precautions while connections Observe the following cautions during connections for securing safety and reliability. 4-2-1 Power supply Use a single-phase power supply having a stable voltage without any waveform distortion for the purpose of preventing wrong operations.

  • Page 22: Unused Terminals

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual 4-2-6 Unused terminals Don’t use any unused terminals for relaying; otherwise the electric circuits may be damaged. ■Secure the connected cables properly. Warning ！ Secure the connected cables so as not to allow them to be hooked by a person or a substance, otherwise the connections may be cut and disrupted that may cause an electric shock or other accidents.

  • Page 23: Connection Of Power And Protective Conductor Terminals

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Connection of power and protective conductor terminals 4-3-1 Power and protective conductor terminals <KR2S> Power terminals Protective conductor terminal 100-240V AC 50/60Hz 35VA MAX Power supply (voltage, frequency, power consumption) <KR3S> Power terminals Protective conductor terminal 100-240V AC...

  • Page 24: Connection Of Power Terminals

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual 4-3-2 Connection of power terminals For connection to the power terminals, use a 600 V PVC insulated cable terminated by the crimp style terminals with insulation sleeve.Note) Use the cords approved by the following standards. (1) IEC 227-3 (2) ANSI/UL817 (3) CSA C22.2 No.21/49...

  • Page 25: Connection Of Measuring Input Terminals

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Connection of measuring input terminals 4-4-1 Measuring input terminals Be sure to turn off the power supply to prevent an electric shock. For the connections to the input terminals, use cables terminated by the crimp style terminals with insulation sleeve.

  • Page 26: Connection Of Resistance Thermometer (Rtd) Input

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual 4-4-4 Connection of resistance thermometer (RTD) input Use a 3-core cable where each lead wire has an equal resistance value. Don’t use one resistance thermometer in parallel with other instruments (controller, etc.). ● Resistance thermometer (RTD) input...

  • Page 27: Connection Of Alarm Output Terminals (Option)

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Connection of alarm output terminals (Option) This is for the recorder with alarm output terminals (Option). 4-5-1 Alarm output terminal The terminal arrangement depends upon the type of alarm output. Alarm relay output 4 points (‘c’ contact) Alarm relay output 2 points (‘c’...

  • Page 28: Connections

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual 4-5-2 Connections Turn off the power supply and buffer relay power supply before connections to prevent an electric shock. (1) Connect cables to the load via a buffer relay. (2) Use cables with the crimp style terminals with insulation sleeves for the alarm output terminals.

  • Page 29: Precautions For Connection

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual 4-5-3 Precautions for connection Be careful with the following cautions for connections. Item Contents Power Resistive Inductive Contact rating of supply load load (Minimum load) Mechanical relay outputs 100V AC 1.5A 100mA 5VDC (‘c’ contact) 240V AC 1.5A...

  • Page 30: Connection Of Digital Input Terminals And Function Selection (Option)

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Connection of digital input terminals and function selection (Option) This is for the recorder with digital input terminals (Option) 4-6-1 No-voltage contact input terminal No-voltage contact input(4 points) DI1 DI2 DI3 DI4 No-voltage contact input(2 points) DI1 DI2 ...

  • Page 31: Connections

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual 4-6-2 Connections Turn off the power supply before connections to prevent an electric shock. Apply a no-voltage contact signal to digital input terminals. Use cables terminated by crimp style terminals with insulation sleeves for the digital input terminals.

  • Page 32: Connection Of Communication I/F Terminal (Option)

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual Connection of communication I/F terminal (Option) The KR can be communicated with a master unit (high order instrument) via Ethernet and RS-485, and with a slave unit (low order instrument) via RS-485. *Ethernet and RS-485 communication function are optional.

  • Page 33: Connections Of Low Order Communication Rs-485

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual 4-7-2 Connections of low order communication RS-485 Connect SA1, SB1 of KR3S and SA, SB of low order connected instrument like the following figure. Refer to instruction manual of each instrument for detail method of low order instrument connection.

  • Page 34: Ethernet Wiring

    INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual 4-7-3 Ethernet wiring ① Example of connection between PC and Ethernet devices(one-to-one connection) Crossover twist-pair cable PC side with shield（Max.100m） Device side ＤＢ１０００ ② Example of connection between PC and HUB/Ethernet devices(one-to-N connection) Straight twist-pair cable PC side with shield（Max.100m）...
  • Page 35 INST.No.INE-882A KR2S/KR3S【Wiring/Installation】Instruction Manual...
  • Page 36 32-8,KUMANO-CHO,ITABASHI-KU,TOKYO 173-8632 Telephone :81-3-3956-2171 Facsimile :81-3-3956-0915 E-mail: inter@chino.co.jp Printed Japan...

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