Grundfos CIU 202 Functional Profile And User Manual
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Grundfos CIU 202 Functional Profile And User Manual

Grundfos CIU 202 Functional Profile And User Manual

Modbus for seg autoadapt, modbus rtu, 3g/4g cellular, ethernet for modbus tcp
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GRUNDFOS INSTRUCTIONS
Modbus for SEG AUTO
ADAPT
CIU 202 Modbus RTU
CIU 262 3G/4G Cellular
CIU 502 Ethernet for Modbus TCP
Functional profile and user manual

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  • Page 1 GRUNDFOS INSTRUCTIONS Modbus for SEG AUTO ADAPT CIU 202 Modbus RTU CIU 262 3G/4G Cellular CIU 502 Ethernet for Modbus TCP Functional profile and user manual...

  • Page 2: Table Of Contents

    English (GB) Functional profile and user manual 13.3 Read input registers, 0x04 Original functional profile and user manual. 13.4 Write single register, 0x06 This functional profile describes Grundfos Modbus for IPP. 13.5 Write multiple registers, 0x10 13.6 Diagnostics, 0x08 CONTENTS 13.7...

  • Page 3: General Information

    Description of hazard Consequence of ignoring the warning. - Action to avoid the hazard. 1.2 Notes The symbols and notes below may appear in Grundfos installation and operating instructions, safety instructions and service instructions. Observe these instructions for explosion-proof products.

  • Page 4: Introduction

    Order a CIU 902 box unit and a CIM 500 module to cards. install in the CIU 902 box. Packet InterNet Groper. A software utility This functional profile applies to the following Grundfos products: Ping that tests the connectivity between two TCP/ •...

  • Page 5: System Description

    SEG AUTO pumps SEG AUTO pumps ADAPT ADAPT * CIU 202 is a combination of a CIU 902 unit and a CIM 200 * CIU 502 is a combination of a CIU 902 unit and a CIM 500 module. module.

  • Page 6: Specifications

    Storage temperature -13 °F to +158 °F 4.2 CIU 202 Modbus RTU The table below provides an overview of the specifications for Grundfos CIU 202. For further details, refer to the specific sections of this functional profile. Modbus RTU specifications Description Comments 3 pins.

  • Page 7: Ciu 262 Cellular Modbus

    Total Modbus TCP/IP application data unit. See fig. 21. 4.4 CIU 502 Modbus TCP The table below provides an overview of the specifications for Grundfos CIU 502 for Modbus TCP. For further details, refer to the specific sections of this functional profile. Modbus TCP specifications...

  • Page 8: Cim 200 Modbus Rtu Setup

    Value to set in register Red and green status LED for speed 00004 LED2 internal communication between 1200 bits/s CIM 200 and the CIU 202 unit. 2400 bits/s Hexadecimal rotary switch for setting the Modbus address (four 4800 bits/s most significant bits) 9600 bits/s...

  • Page 9: Setting The Parity

    5.2 Setting the parity 5.3 Modbus address selection You can set the parity either manually by using SW3 or via A Modbus slave on a Modbus network must have a unique software-defined settings. address from 1-247. Address 0 is reserved for broadcasting, and is not a valid slave address.

  • Page 10: Leds

    CIM 200 does not support the Grundfos Permanently red product connected. Internal communication between CIM 200 Permanently green and the CIU 202 unit is OK. During startup, there may be a delay of up to 5 seconds before the LED2 status is updated.

  • Page 11: Cim 260 Modbus 3G/4G Cellular Setup

    If CIU 262 is installed in a metal control cabinet, we recommend fitting an external antenna. Grundfos offers different kinds of antennas. No antenna is supplied with CIU 262. You can order it separately. Fig. 11 Inserting the SIM card Pos.

  • Page 12: Leds

    LED2 is permanently green, indicating that you have fitted CIM 260 correctly in CIU 262. 6.1.4 Configuration For software configuration of CIU 262, which includes setting of SMS functions and SCADA communication parameters, see "CIM 260 SMS commands", which you can download from Grundfos Product Center.

  • Page 13: Cim 500 Modbus Tcp Setup

    7. CIM 500 Modbus TCP setup Pos. Description Designation CAUTION Industrial Ethernet RJ45 connector 1 ETH1 Electric shock Industrial Ethernet RJ45 connector 2 ETH2 Minor or moderate personal injury Rotary switch for protocol selection - Connect CIM 500 only to SELV or SELV-E circuits. Data activity LED for connector 1 DATA1 7.1 Connecting the ethernet cable...

  • Page 14: Setting Up The Ip Addresses

    Red and green status LED1 for ethernet communication • Red and green status LED2 for internal communication Default IP settings IP address: 192.168.1.100 between CIM 500 and the Grundfos product. used by the Subnet mask: 255.255.255.0 webserver Gateway: 192.168.1.1 LED1 IP settings for Configure the settings via the webserver.

  • Page 15: Modbus Function Code Overview

    8. Modbus function code overview The supported function codes are shown in the table below: Type Code Name 0x03 Read holding registers 0x04 Read input registers 16-bit data (registers) 0x06 Write single register 0x10 Write multiple registers Diagnostics Diagnostics See section for subcodes.

  • Page 16: Modbus Register Overview

    9. Modbus register overview 9.1 Register block overview The Modbus registers are grouped in the following register blocks: Starting Register block Permissions Description address 00001 CIM configuration Configuration of the CIM module. 00021 CIM status Status registers for the CIM module. 00101 Pit control and configuration Registers for control and configuration of wastewater pit.

  • Page 17: Cim Configuration Register Block

    9.2 CIM configuration register block Registers in this block can be read by means of function codes 0x03 and/or 0x04. They can be written as holding registers with function codes 0x06 and 0x10. Address Register name Description The minimum reply delay from the slave in ms. Value range: 0-10000, i.e.
  • Page 18 ● Verify acceptance in GeneralStatus.WriteAccess (register 00029, bit 1). Programming of the SCADA PIN code made via the SMS command "SETSCADACODE". See "CIM 260 SMS commands" which you can download from Grundfos Product Center. 00012 RESERVED RESERVED For disabling the GENIbus LED2.

  • Page 19: Cim Status Register Block

    Holds a data error counter for the GENIbus connection to the product. ● ● ● 00023 VersionNumber A Grundfos-specific version number. This is an unsigned integer value. ● ● ● Holds the current Modbus slave address of the device. 00024 ActualModbusAddress ●...

  • Page 20: Pit Control And Configuration Register Block

    9.5 Pit control and configuration register block Registers in this block can be read by means of function codes 0x03 and/or 0x04. They can be written as holding registers with function code 0x06 and 0x10. Unless otherwise stated, the data type used for counters and scaled values is always an unsigned integer.
  • Page 21 Address Register name Scale Description Control bit that resets alarms and warnings from pump 4. 0: No resetting 1: Resetting alarm. Bit 9: PitPump4ResetAlarm Bool This control bit is triggered on rising edge only, meaning setting logical 0 to See section block, address 00005, for 9.2 CIM configuration register acknowledgement behaviour.
  • Page 22 Address Register name Scale Description Setting of start level max., pump 3. Used in multi-pit mode only. 00115 SetMultiPitPump3StartLevelMax 0.01 m Pit mode: 1. Pit mode is set in register 00203. Setting of start level band, pump 3. Used in multi-pit mode only. 00116 SetMultiPitPump3StartLevelBand 0.01 m...

  • Page 23: Pit Status Register Block

    9.6 Pit status register block Unless otherwise stated, the data type used for counters and scaled values is always an unsigned integer. Address Register name Scale Description Indicates if a ResetAlarm control bit is acknowledged by the device. This bit is only active if AutoAckControlBits (register 00005, bit 0) is set Bit 0: Bool to "0".
  • Page 24 Address Register name Scale Description Indicates if a PitPump1PumpDown control bit is acknowledged by the device. Bit 10: This bit is only active if AutoAckControlBits (register 00005, bit 0) is set Bool PitPump1PumpDownAck to "0". 0: Not acknowledged 1: Acknowledged. Indicates if a PitPump2PumpDown control bit is acknowledged by the device.
  • Page 25 PitPump3OperationMode Enum 1: Started 2: Stopped. Operating mode of pump 4. 0: "Auto" mode 00227 PitPump4OperationMode Enum 1: Started 2: Stopped. A Grundfos-specific alarm code. 00228 AlarmCode Enum See section 14.2 CIU 262. A Grundfos-specific warning code. 00229 WarningCode Enum See section 14.2 CIU...
  • Page 26 Address Register name Scale Description Indicates if there is a communication fault on pump 1. Bit 0: Bool 0: No fault Pitpump1CommFault 1: Fault. Indicates if there is a communication fault on pump 2. Bit 1: Bool 0: No Fault Pitpump2CommFault 1: Fault.

  • Page 27: Pit Data Register Block

    9.7 Pit data register block Registers in this block can be read by means of function codes 0x03 and/or 0x04. It is not possible to write to these registers. 0xFFFF indicates that the data value is not available. Unless otherwise stated, the data type used for counters and scaled values is always an unsigned integer.

  • Page 28: Pump 1 Register Block

    Total number of starts, pump 1. 00422 Pump1.NumberOfStartsLO 00423 Pump1.NumberOfStartsTripCounterHI Unscaled Trip counter of total number of starts, pump 1. 00424 Pump1.NumberOfStartsTripCounterLO Grundfos-specific alarm code, pump 1. 00425 Pump1.AlarmCode Unscaled See section 14.2 CIU 262. Grundfos-specific warning code, pump 1. 00426 Pump1.WarningCode...
  • Page 29 Address Register name Scale Description Bit 0: Subpump1WarningsWarningsPhaseSequence Phase sequence reversed Bit 1: Subpump1WarningsOvervoltage Overvoltage Bit 2: Subpump1WarningsUndervoltage Undervoltage Bit 3: Subpump1WarningsOverload Overload Bit 4: Subpump1WarningsBlockedMotor Blocked motor or pump Bit 5: Subpump1WarningsAlarmBit5 Bit 6: Subpump1WarningsMotorTemperature Motor temperature 00429 Bit 7: Subpump1WarningsElectronicTemperature Temperature, control electronics Bit 8: Subpump1WarningsTermoRelay1 Temperature relay 1 in motor, for example Klixon...

  • Page 30: Pump 2 Register Block

    Unscaled Total number of starts, pump 2. 00472 Pump2.NumberOfStartsLO 00473 Pump2.NumberOfStartsTripCounterHI Unscaled Trip counter of total number of starts, pump 2. 00474 Pump2.NumberOfStartsTripCounterLO Grundfos-specific alarm code, pump 2. 00475 Pump2.AlarmCode Unscaled See section 14.2 CIU 262. Grundfos-specific warning code, pump 2.
  • Page 31 Address Register name Scale Description Bit 0: Subpump2WarningsWarningsPhaseSequence Phase sequence reversed Bit 1: Subpump2WarningsOvervoltage Overvoltage Bit 2: Subpump2WarningsUndervoltage Undervoltage Bit 3: Subpump2WarningsOverload Overload Bit 4: Subpump2WarningsBlockedMotor Blocked motor or pump Bit 5: Subpump2WarningsAlarmBit5 Bit 6: Subpump2WarningsMotorTemperature Motor temperature 00479 Bit 7: Subpump2WarningsElectronicTemperature Temperature, control electronics Bit 8: Subpump2WarningsTermoRelay1 Temperature relay 1 in motor, for example Klixon...

  • Page 32: Pump 3 Register Block

    Total number of starts, pump 3. 00522 Pump3.NumberOfStartsLO 00523 Pump3.NumberOfStartsTripCounterHI Unscaled Trip counter of total number of starts, pump 3. 00524 Pump3.NumberOfStartsTripCounterLO Grundfos-specific alarm code, pump 3. 00525 Pump3.AlarmCode Unscaled See section 14.2 CIU 262. Grundfos-specific warning code, pump 3. 00526 Pump3.WarningCode...
  • Page 33 Address Register name Scale Description Bit 0: Subpump3WarningsWarningsPhaseSequence Phase sequence reversed Bit 1: Subpump3WarningsOvervoltage Overvoltage Bit 2: Subpump3WarningsUndervoltage Undervoltage Bit 3: Subpump3WarningsOverload Overload Bit 4: Subpump3WarningsBlockedMotor Blocked motor or pump Bit 5: Subpump3WarningsAlarmBit5 Bit 6: Subpump3WarningsMotorTemperature Motor temperature 00529 Bit 7: Subpump3WarningsElectronicTemperature Temperature, control electronics Bit 8: Subpump3WarningsTermoRelay1 Temperature relay 1 in motor, for example Klixon...

  • Page 34: Pump 4 Register Block

    Total number of starts, pump 4. 00572 Pump4.NumberOfStartsLO 00573 Pump4.NumberOfStartsTripCounterHI Unscaled Trip counter of total number of starts, pump 4. 00574 Pump4.NumberOfStartsTripCounterLO Grundfos-specific alarm code, pump 4. 00575 Pump4.AlarmCode Unscaled See section 14.2 CIU 262. Grundfos-specific warning code, pump 4. 00576 Pump4.WarningCode...

  • Page 35: Alarm Simulation Register Block

    9.12 Alarm simulation register block See alarm simulation example in section 10.3 Alarm simulation example. Address Register name Scale Description The Grundfos-specific alarm code to simulate. 00701 Simulation.AlarmCode Enum See section 14.2 CIU 262. The Grundfos-specific warning code to simulate.

  • Page 36: Detailed Descriptions Of Registers

    10. Detailed descriptions of registers 10.2 Control bit acknowledgement All control bits in the functional profile are triggered on the rising 10.1 Separation of reads and writes edge of a bit. The system supports two different approaches to This functional profile supports Modbus holding registers, which control bit acknowledgement: Auto and manual.

  • Page 37: Single-Pit And Multi-Pit Mode

    Switching between single-pit and multi-pit mode can only be done via the Grundfos PC Tool Water Utility for sewage applications or with a Grundfos remote control (Service mode). Details can be found in the SEG AUTO multi-pit application note.

  • Page 38: Ciu 202 Modbus Rtu Commissioning, Step-By-Step Guides

    Step Action Complete the system configuration. This can be done either via Grundfos GO Remote or Grundfos PC Tool Wastewater. Select the Modbus slave address (1-247). Select the transmission speed of the Modbus slave. Select parity and stop bits of the Modbus slave (even parity with 1 stop bit or no parity with 2 stop bits).

  • Page 39: Ciu 502 Modbus Tcp Communication Setup

    Log in to the webserver. Default: User name: admin Password: Grundfos In the menu column to the left select: Configuration > Real time ethernet protocol Type in an IP address belonging to the same subnet as your PC, for example 192.168.1.2.

  • Page 40: Detailed Descriptions Of Functionality

    "SCADA". Cellular network, CIU 262 For details about the use of SMS commands, see "CIM 260 SMS e.g. SCADA commands", which you can download from Grundfos Product Call-up Center. 12.2 APN Silence timeout after 1 min 12.2.1 What is APN and Modbus TCP? without communication An APN connection (Access Point Name) is a wireless, ’always...
  • Page 41 – "Connected": A client has established a socket connection. The system is ready for TCP/IP data exchange, or already exchanging data. For details about the use of SMS commands, see "CIM 260 SMS commands", which you can download from Grundfos Product Center.
  • Page 42 A total of three Modbus clients can be connected to the Modbus TCP port of CIU 262 and communicate simultaneously. Each connection, called a socket connection, is handled independently. If all three sockets are used simultaneously, a "Silence timeout" of only one minute is used to prevent a complete occupation for a long time.

  • Page 43: Modbus Rtu Telegram Examples

    13. Modbus RTU telegram examples 13.3 Read input registers, 0x04 This function is used for reading input registers from the slave. The Modbus data model states that registers Input registers are read-only registers by definition. The request numbered X are addressed in telegrams as X - 1, for telegram specifies the starting address, that is the address of the example register 00104 (setpoint) is addressed as first register to be read, and the number of holding registers to...

  • Page 44: Write Multiple Registers, 0X10

    13.6 Diagnostics, 0x08 This function provides a test for checking the communication Field Value system between the master and the Grundfos slave. It contains a single-byte subcode to identify the test to be performed. Address 0x01 The following subcodes are supported:...

  • Page 45: Diagnostics Register Interpretation

    This section shows how to read the first four registers of the CIM configuration register block. Description In the example, slave address 0x01 is used. Communication failure with the Grundfos product. Request from master to slave EEPROM self-test failed. The test is carried out when Field...

  • Page 46: Reset Alarm

    13.11 Reset alarm This section shows how to reset an alarm. In the example, slave address 0x01 (1) is used. The ResetAlarm is the first bit in register 00101, so the bit must be set from 0 to 1. Request from master to slave Field Value Description...

  • Page 47: Fault Finding

    14. Fault finding 14.1 CIU 202 You can detect faults in a CIU 202 by observing the status of the two communication LEDs. See the table below and section Specifications. 14.1.1 LED status Fault (LED status) Possible cause Remedy 1. LED1 and LED2 remain off when the a) CIM 200 is fitted incorrectly in CIU 202.
  • Page 48 0xFFFF does not necessarily indicate an error available data. condition. It means that the value is unavailable from the Grundfos product. b) The Grundfos product is not configured to See section for data 9.7 Pit data register block show the value or lacks a sensor to read the values that require a sensor.

  • Page 49: Ciu

    Ensure that CIM 260 is fitted correctly in the flashing red. 260 and the Grundfos product. Grundfos product. 3. LED2 for internal communication is a) CIM 260 does not support the Grundfos Contact the nearest Grundfos company. permanently red. product connected. 4. LED1 for cellular communication is a) The SIM card has not been inserted.
  • Page 50 0xFFFF. b) With its present configuration or operating See section 9.7 Pit data register block mode, the Grundfos product is unable to data values that require a sensor. supply the requested data. 5. The slave does not react to control...

  • Page 51: Ciu

    Grundfos product and CIU 502. • Check that the individual conductors have been fitted correctly, for example not reversed. • Check the power supply to the Grundfos product. 3. LED2 for internal communication is a) CIM 500 does not support the Grundfos Contact the nearest Grundfos company.
  • Page 52 It means that the value is unavailable from the Grundfos product. b) The Grundfos product is not configured See section 9.7 Pit data register block to show the value or lacks a sensor to data values that require a sensor.

  • Page 53: Modbus Rtu Rotary Switch Addresses

    15. Modbus RTU rotary switch addresses Modbus Modbus Modbus Modbus Modbus SW6 SW7 SW6 SW7 SW6 SW7 SW6 SW7 SW6 SW7 address address address address address Example: To set the slave address to the value 142, set the rotary switches SW6 and SW7 to "8" and "E", respectively. Note that 0 is not a valid slave address as this is used for broadcasting.
  • Page 54 16. Grundfos alarm and warning codes This is a complete list of alarm and warning codes for Grundfos products. For the codes supported by this product, see the alarms and warnings section. Code Description Code Description Code Description Outlet valve...
  • Page 55 Code Description Code Description Code Description Electronic inverter protection Signal fault, temperature sensor 3 activated (EIP) (t_mo3) Signal fault, Smart trim gap sensor Signal fault, vibration sensor Signal fault, bearing temperature Motor temperature 3 (Pt100, sensor (Pt100), general or top t_mo3) bearing Bearing temperature high (Pt100),...
  • Page 56 Code Description Code Description Code Description Low pressure Communication fault, I/O module Motor phase failure Diaphragm tank precharge Automatic motor model recognition Combi event pressure out of range failed Motor relay has been forced VFD not ready Night flow max. limit exceeded (manually operated or commanded) Water shortage, level 2...
  • Page 57 Appendix The appendix describes the parts of the CIM 500 webserver A.2 Webserver configuration needed for the configuration of a Modbus TCP ethernet The built-in webserver is an easy and effective way to monitor the connection. For other CIM 500 webserver features not specifically status of the CIM 500 module and configure the available related to Modbus TCP, see the installation and operating functions and Industrial Ethernet protocols.
  • Page 58 User name and password can be changed on the User name Enter user name. Default: admin. webserver under "User Management". Password Enter password. Default: Grundfos. A.4 Modbus TCP configuration Real Time Ethernet Protocol Configuration - Modbus TCP Fig. 3 Object Description The default value is 502, the official IANA-assigned Modbus TCP port number.
  • Page 59 GRUNDFOS Pumps (Hong Kong) Ltd. Turkey BOMBAS GRUNDFOS DO BRASIL Unit 1, Ground floor Norway GRUNDFOS POMPA San. ve Tic. Ltd. Sti. Av. Humberto de Alencar Castelo Branco, Siu Wai Industrial Centre GRUNDFOS Pumper A/S Gebze Organize Sanayi Bölgesi 29-33 Wing Hong Street &...
  • Page 60 96846341 0119 ECM: 1243494 www.grundfos.com...

This manual is also suitable for:

Ciu 262Ciu 502

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