Grundfos CIM 2 Series Installation And Operating Instructions Manual
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Grundfos CIM 2 Series Installation And Operating Instructions Manual

Grundfos CIM 2 Series Installation And Operating Instructions Manual

Modbus module
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GRUNDFOS INSTRUCTIONS
CIM 2XX Modbus module
Installation and operating instructions

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Summary of Contents for Grundfos CIM 2 Series

  • Page 1 GRUNDFOS INSTRUCTIONS CIM 2XX Modbus module Installation and operating instructions...

  • Page 2: Table Of Contents

    CONTENTS (CIM = Communication Interface Module), which is a Page Modbus slave, enables data transmission between a Modbus RTU network and a Grundfos product. Symbols used in this document The CIM 2XX is fitted in the product to be Applications communicated with or in a CIU 2XX unit 2.1 CIM 2XX Modbus module...

  • Page 3: Cim 2Xx Modbus Module

    Red/green status LED for internal communication LED2 Slave Slave between the CIM 2XX and Slave the Grundfos product Hex switch for setting the Modbus address (four most significant bits) Slave Hex switch for setting the Modbus address LT = Line Termination...

  • Page 4: Setting The Modbus Address

    3.2 Setting the Modbus address The CIM 2XX Modbus module has two hexadecimal rotary switches for setting the Modbus address. The two switches are used for setting the four most significant bits (SW6) and the four least significant bits (SW7), respectively. See fig. 4. Fig.

  • Page 5: Termination Resistor

    3.3 Termination resistor 3.4 Setting the parity The termination resistor is fitted on the CIM 2XX The parity can be set either manually by using SW3 Modbus module and has a value of 150 . or via software-defined settings. The CIM 2XX has a DIP switch with two switches Manual setting of parity and stop bit (SW1 and SW2) for cutting the termination resistor in Default byte format (11 bits):...

  • Page 6: Setting The Modbus Transmission Speed

    Grundfos product connected. Software-defined Set register value Internal communication between transmission speed 00004 Permanently the CIM 2XX and the Grundfos green. 1200 bits/s product is OK. 2400 bits/s During start-up, there may be a delay of up 4800 bits/s...

  • Page 7: Fault Finding

    5. Fault finding Faults in a CIM 2XX Modbus module can be detected by observing the status of the two communication LEDs. See the table below. CIM 2XX fitted in a Grundfos product Fault (LED status) Possible cause Remedy Both LEDs (LED1 and LED2)
  • Page 8 The LED for internal No internal communication • Check the cable connection communication (LED2) between the CIU 2XX and the between the Grundfos product is flashing red. Grundfos product. and the CIU 2XX. • Check that the individual conductors have been fitted correctly.

  • Page 9: Technical Data

    Service documentation is available on www.grundfos.com > International website > WebCAPS > Service. If you have any questions, please contact the nearest Grundfos company or service workshop. 8. Disposal This product or parts of it must be disposed of in an environmentally sound way: 1.
  • Page 10 Appendix Modbus addresses Modbus Modbus Modbus Modbus Modbus Address Address Address Address Address It is very important to ensure that two devices do not have the same address on the Caution network. If two devices have the same address, the result will be an abnormal behaviour of the whole serial bus.

  • Page 11: Declaration Of Conformity

    GB: EU declaration of conformity BG: Декларация за съответствие на EO We, Grundfos, declare under our sole responsibility that the products Ние, фирма Grundfos, заявяваме с пълна отговорност, че CIM 05x, CIM 1xx, CIM 2xx, CIM 3xx, CIU, to which the declaration продуктите...
  • Page 12 KO: EU 적합성 선언 Mi, kompanija Grundfos, izjavljujemo pod vlastitom odgovornošću da Grundfos 는 아래의 선언과 관련된 CIM 05x, CIM 1xx, CIM 2xx, CIM je proizvod CIM 05x, CIM 1xx, CIM 2xx, CIM 3xx, CIU, na koji se 3xx, CIU 제품이 EU 회원국 법률에 기반하여 아래의 이사회 지침을 준...
  • Page 14 Argentina China Hong Kong Bombas GRUNDFOS de Argentina S.A. GRUNDFOS Pumps (Shanghai) Co. Ltd. GRUNDFOS Pumps (Hong Kong) Ltd. Ruta Panamericana km. 37.500 Centro 10F The Hub, No. 33 Suhong Road Unit 1, Ground floor Industrial Garin Minhang District Siu Wai Industrial Centre 1619 Garín Pcia.
  • Page 15 Malaysia Serbia Turkey GRUNDFOS Pumps Sdn. Bhd. Grundfos Srbija d.o.o. GRUNDFOS POMPA San. ve Tic. Ltd. 7 Jalan Peguam U1/25 Omladinskih brigada 90b Sti. Glenmarie Industrial Park 11070 Novi Beograd Gebze Organize Sanayi Bölgesi 40150 Shah Alam Phone: +381 11 2258 740...
  • Page 16 96846335 0516 ECM: 1184005 www.grundfos.com...

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