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Grundfos CIM 200 Modbus RTU Instructions Manual
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Grundfos CIM 200 Modbus RTU Instructions Manual

Grundfos CIM 200 Modbus RTU Instructions Manual

Modbus for dedicated controls
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GRUNDFOS INSTRUCTIONS
Modbus for Dedicated Controls
CIM 200 Modbus RTU
CIM 260 3G/4G Cellular
CIM 500 Ethernet for Modbus TCP
Functional profile and user manual

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Summary of Contents for Grundfos CIM 200 Modbus RTU

  • Page 1 GRUNDFOS INSTRUCTIONS Modbus for Dedicated Controls CIM 200 Modbus RTU CIM 260 3G/4G Cellular CIM 500 Ethernet for Modbus TCP Functional profile and user manual...
  • Page 3 Modbus for Dedicated Controls English (GB) Functional profile and user manual ............4 Appendix A .
  • Page 4 Modbus RTU telegram examples ....68 CIM 200 Modbus RTU ..... . . 7 13.1 Read holding registers, 0x03.
  • Page 5 Read this document before you install the product. Installation and operation must comply with local regulations and accepted codes of good practice. 1.1 Hazard statements The symbols and hazard statements below may appear in Grundfos installation and operating instructions, safety instructions and service instructions. DANGER Indicates a hazardous situation which, if not avoided, will result in death or serious personal injury.
  • Page 6 Packet InterNet Groper. A software utility that tests the Ping • CIM 500 Modbus ethernet for Modbus TCP connectivity between two TCP/IP hosts. This functional profile applies to the following Grundfos products: Personal Unblocking Key. For SIM cards. • Grundfos Dedicated Controls 361 Flow rate.
  • Page 7 3.2 CIM 200 Modbus RTU The table below provides an overview of the specifications for Grundfos CIM 200 and CIU 200. For further details, refer to the specific sections of this functional profile. Modbus RTU...
  • Page 8 Off, permanently green, flashing red, permanently red. Related information 5.5 Status LEDs 4.2 CIM 200 Modbus RTU The table below provides an overview of the specifications for Grundfos CIM 200. For further details, refer to the specific sections of this functional profile. Modbus RTU specifications Description...
  • Page 9 4.3 CIM 260 3G/4G Cellular Modbus The table below provides an overview of the specifications for Grundfos CIM 260. For further details, refer to the specific sections of this functional profile. Modbus cellular specifications Description Comments Data protocol Modbus TCP...
  • Page 10 5. CIM 200 Modbus RTU setup 5.1 Setting the Modbus transmission speed Set the transmission speed correctly before the CIM 200 Modbus module is ready to communicate with the Modbus network. Use DIP switches SW4 and SW5 for setting the transmission speed.
  • Page 11 5.2 Setting the stop bits and the parity bit 5.3 Modbus address selection A Modbus slave on a Modbus network must have a unique address When software-defined transmission speed is enabled from 1-247. Address 0 is reserved for broadcasting, and is not a (SW4 and SW5 are ON), software-defined parity and stop valid slave address.
  • Page 12 Cut in No internal communication between CIM 200 and Flashing red the Grundfos product. Cut out CIM 200 does not support the Grundfos product Permanently red connected. Internal communication between CIM 200 and the Permanently green Default setting: Termination resistor cut out.
  • Page 13 If CIU 260 is installed in a metal control cabinet, we Inserting the SIM card recommend fitting an external antenna. Grundfos offers different kinds of antennas. No antenna is supplied with CIU 260. You can order it separately. Pos. Description...
  • Page 14 For software configuration of CIM 260, which includes setting of WARNING SMS functions and SCADA communication parameters, see "CIM Electric shock 260 SMS commands", which you can download from Grundfos Death or serious personal injury Product Center. ‐ Connect CIM 260 only to SELV circuits.
  • Page 15 7. CIM 500 Modbus TCP setup 7.2 Setting the Industrial Ethernet protocol The CIM 500 Ethernet module has a rotary switch for selection of WARNING the Industrial Ethernet protocol. Electric shock Death or serious personal injury ‐ Connect CIM 500 only to SELV circuits. 7.1 Connecting the Ethernet cable Use RJ45 plugs and Ethernet cable.
  • Page 16 CIM 500 is switched off. No internal communication between CIM 500 Flashing red and the Grundfos product. CIM 500 does not support the Grundfos Permanently red product connected. Internal communication between CIM 500 CIM 500 connected to a PC via Ethernet cable Permanently green and the Grundfos product is OK.
  • Page 17 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 Reading or writing coils are not supported. The same data are available in both holding registers and input registers, meaning that either function (0x03 or 0x04) can be used for reading data.
  • Page 18 9. Modbus register overview 9.1 Register block overview The Modbus RTU registers are grouped in the following register blocks: Start address Register block Permissions Description 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 19 ● ● Verify acceptance in GeneralStatus.WriteAccess (register 00029, bit 1). Programme 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 20 1: PIN code required to perform remote control and configuration. Bit 0: ScadaPinCodeEnabled Activation of SCADA PIN code protection takes place via the SMS command SCADACODE. See "CIM 260 SMS commands", supplement to installation and operating instructions, which you can download from Grundfos Product 00029 Center.
  • Page 21 Address Register name Description State of CIM 260 module battery 0: Battery not present 1: Battery must be replaced 2: Battery charging 00033 BatteryState 3: Battery needs charging, but temperature too high 4: Battery needs charging, but temperature too low 5: Battery low 6: Battery OK 255: Battery state not available...
  • Page 22 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 codes 0x06 and 0x10. Unless otherwise stated, the data type used for counters and scaled values is always an unsigned integer. Address Register name Scale...
  • Page 23 Address Register name Scale Description Remote manual control of pump 1. 0: "Auto" mode (the pump is controlled by the CU 36X) 00103 PitPump1Control Enum 1: Forced start 2: Forced stop. Remote manual control of pump 2. 0: "Auto" mode (the pump is controlled by the CU 36X) 00104 PitPump2Control Enum...
  • Page 24 Address Register name Scale Description 00139 SetCurrentMinAlarmGrp1 0.01 A Set current min. alarm for group 1 00140 SetCurrentMaxWarnGrp1 0.01 A Set current max. warning for group 1 00141 SetCurrentMinWantGrp1 0.01 A Set current min. warning for group 1 00142 SetCurrentMaxAlarmGrp2 0.01 A Set current max.
  • Page 25 Address Register name Scale Description Sets the feedback sensor type for pump 4: 4: Flow rate 5: Level, pressure 6: Level, Ultrasound 00161 SetFeedbackSensorTypePump4 Enum 13: User-defined Sensor 1 14: User-defined sensor 2 15: User-defined sensor 3 Sets the feedback sensor type for pump 5: 4: Flow rate 5: Level, pressure 6: Level, Ultrasound...
  • Page 26 Address Register name Scale Description 00180 SetFixedFrequencyPump5 Fixed frequency for pump 5 00181 SetFixedFrequencyPump6 Fixed frequency for pump 6 00182 SetH2SLevel 1 ppm For reception of Hydrogen sulfide (H2S) measurement via GRM For reception of H2S sensor signal fault via GRM SetH2SSensorFaults 00183 Bool...
  • Page 27 9.6 Pit status 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. Unless otherwise stated, the data type used for counters and scaled values is always an unsigned integer. Address Register name Scale...
  • Page 28 Address Register name Scale Description Register for reading the actual operating mode of the pit. 0: Standby (stopped from level control) 1: Startup delay 2: Pumping 3: Stop delay 4: Pumping max. 5: Stopped 6: Foam draining 00203 OperatingMode enum 7: Daily emptying 8: Pump anti-seizing 9: Manual control (all enabled pumps in manual control mode)
  • Page 29 Address Register name Scale Description Running state of pump 1. PitPumpsRunning Bool 0: Not running Bit 0: Pump1Running 1: Running. Running state of pump 2. PitPumpsRunning Bool 0: Not running Bit 1: Pump2Running 1: Running. Running state of pump 3. PitPumpsRunning Bool 0: Not running...
  • Page 30 Address Register name Scale Description Alarm state of pump 1. PitPumpsAlarm Bool 0: No alarm Bit 0: Pump1Alarm 1: Alarm. Alarm state of pump 2. PitPumpsAlarm Bool 0: No alarm Bit 1: Pump2Alarm 1: Alarm. Alarm state of pump 3. PitPumpsAlarm Bool 0: No alarm...
  • Page 31 Address Register name Scale Description Function of the float switch. 0: Not used 1: Dry running 2: - 3: Stop of all pumps 4: Stop 5: Stop of first pump 6: Stop of second pump 00219 FloatSwitch1Function enum 11: Start/stop 12: Start of first pump/stop 13: Start 14: Start of first pump...
  • Page 32 Address Register name Scale Description Function of the float switch. 0: Not used 1: Dry running 2: - 3: Stop of all pumps 4: Stop 5: Stop of first pump 6: Stop of second pump 00223 FloatSwitch5Function enum 11: Start/stop 12: Start of first pump/stop 13: Start 14: Start of first pump...
  • Page 33 Address Register name Scale Description 00241 HighLevel 0.01 m Level for activation of high-level alarm. 00242 AlarmLevel 0.01 m Level for activation of alarm level alarm. 00243 DryRunningLevel 0.01 m Level for activation of dry-running level alarm. 00244 FoamDrainingLevel 0.01 m Level for foam-draining stop.
  • Page 34 Address Register name Scale Description Pit warning events, item 4. 00270 PitWarnings4 Bits Bit-interpreted. 0: Grinder not present 1: Grinder out of operation 2: Grinder alarm 00271 GrinderOperatingMode Enum 3: Grinder stopped 4: Grinder running forward 5: Grinder running reverse Pit warning events, item 5.
  • Page 35 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. Unless otherwise stated, the data type used for counters and scaled values is always an unsigned integer. The table below shows for which CU 36X type the registers are supported.
  • Page 36 Address Register name Scale Description 00351 UserAnalogInput1 0.1 % User-defined measurement, analog input 1. 00352 UserAnalogInput2 0.1 % User-defined measurement, analog input 2. 00353 UserAnalogInput3 0.1 % User-defined measurement, analog input 3. 00354 Pit0PumpsOprTimeHI 1 minute Total operating time, no pumps operating. 00355 Pit0PumpsOprTimeLO 00356...
  • Page 37 9.8 Pump 1 register block All register values are read-only, and 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. Address Register name Scale Description Presence of pump.
  • Page 38 Address Register name Scale Description 00419 Pump1LatestCurrent 0.1 A Latest motor current. 00420 Pump1Voltage 0.1 V Voltage. 00421 Pump1Insulation 10 kΩ Motor insulation resistance. 00422 Pump1WaterInOil 0.1 % Motor water-in-oil measurement. 00423 Pump1Alarms1 Bits 00424 Pump1Alarms2 Bits 00425 Pump1Alarms3 Bits 00426 Pump1Warnings1 Bits...
  • Page 39 9.9 Pump 2 register block All register values are read-only, and 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. Address Register name Scale Description Presence of pump.
  • Page 40 Address Register name Scale Description 00469 Pump2LatestCurrent 0.1 A Latest motor current. 00470 Pump2Voltage 0.1 V Voltage. 00471 Pump2Insulation 10 kΩ Motor insulation resistance. 00472 Pump2WaterInOil 0.1 % Motor water-in-oil measurement. 00473 Pump2Alarms1 Bits 00474 Pump2Alarms2 Bits 00475 Pump2Alarms3 Bits 00476 Pump2Warnings1 Bits...
  • Page 41 9.10 Pump 3 register block All register values are read-only, and 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. Address Register name Scale Description Presence of pump.
  • Page 42 Address Register name Scale Description 00519 Pump3LatestCurrent 0.1 A Latest motor current. 00520 Pump3Voltage 0.1 V Voltage. 00521 Pump3Insulation 10 kΩ Motor insulation resistance. 00522 Pump3WaterInOil 0.1 % Motor water-in-oil measurement. 00523 Pump3Alarms1 Bits 00524 Pump3Alarms2 Bits 00525 Pump3Alarms3 Bits 00526 Pump3Warnings1 Bits...
  • Page 43 9.11 Pump 4 register block All register values are read-only, and 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. Address Register name Scale Description Presence of pump.
  • Page 44 Address Register name Scale Description 00569 Pump4LatestCurrent 0.1 A Latest motor current. 00570 Pump4Voltage 0.1 V Voltage. 00571 Pump4Insulation 10 kΩ Motor insulation resistance. 00572 Pump4WaterInOil 0.1 % Motor water-in-oil measurement. 00573 Pump4Alarms1 Bits 00574 Pump4Alarms2 Bits 00575 Pump4Alarms3 Bits 00576 Pump4Warnings1 Bits...
  • Page 45 9.12 Pump 5 register block All register values are read-only, and 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. Address Register name Scale Description Presence of pump.
  • Page 46 Address Register name Scale Description 00619 Pump5LatestCurrent 0.1 A Latest motor current. 00620 Pump5Voltage 0.1 V Voltage. 00621 Pump5Insulation 10 kΩ Motor insulation resistance. 00622 Pump5WaterInOil 0.1 % Motor water-in-oil measurement. 00623 Pump5Alarms1 Bits 00624 Pump5Alarms2 Bits 00625 Pump5Alarms3 Bits 00626 Pump5Warnings1 Bits...
  • Page 47 9.13 Pump 6 register block All register values are read-only, and 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. Address Register name Scale Description Presence of pump.
  • Page 48 Address Register name Scale Description 00669 Pump6LatestCurrent 0.1 A Latest motor current. 00670 Pump6Voltage 0.1 V Voltage. 00671 Pump6Insulation 10 kΩ Motor insulation resistance. 00672 Pump6WaterInOil 0.1 % Motor water-in-oil measurement. 00673 Pump6Alarms1 Bits 00674 Pump6Alarms2 Bits 00675 Pump6Alarms3 Bits 00676 Pump6Warnings1 Bits...
  • Page 49 9.14 Alarm simulation register block Address Register name Scale Description 00701 SimulationEventCode enum Event code to simulate. 00702 SimulationEventSource enum Event source to simulate. 00703 SimulationEventDeviceNo enum Event device number to simulate. 0: Warning 00704 SimulationEventActionType enum 1: Alarm 2: Disabled. Activation of simulation features.
  • Page 50 9.17 Hour log register block Generally the Modbus master application can select the relevant log series and the relevant number of hours back in time. Typically several communication sessions (request telegrams) are needed to read the data. The communication interface ensures that logged data are protected against internal update during the time it is accessed from Modbus, so that the hour log constitutes a time-consistent block (data coherency).
  • Page 51 9.18 Event log register block The event log contains the latest 50 event entries. Each entry consists of seven registers, containing information about the event. Address Register name Scale Description 06001 NoOfEventsInLog Unscaled Number of events in the event log. 06002 EventIDLog1 Unscaled...
  • Page 52 9.19 Data log index register block This is an index area for the configurable data log. The log data index registers are read-only. By default the configurable logs are not set. This can only be done with a PC Tool or via the CU 36X control panel. For further information, see installation and operating instructions for Dedicated Controls.
  • Page 53 9.20 Data log series register block Data area for the configurable data log series (max. 64 series). The log data are read-only and have a fixed starting address, so log series 1 always starts at register 07301. Address Register name Scale Description 07301...
  • Page 54 Install CIM 200 in the Grundfos product according to the product documentation. Complete the product configuration, for example sensor configuration. This can be done either on the pump control panel, via Grundfos GO. Select the Modbus slave address (1-247). Select the bit rate of the Modbus slave.
  • Page 55 Select position 1 at the protocol rotary switch. Power on the Grundfos product, and observe LED2 turn permanently green and LED1 remaining off. Complete the pump configuration, for example sensor configuration and selection of local Operating mode, local Control mode and local Setpoint, for example via Grundfos GO Remote Connect one of the CIM 500 ethernet ports (RJ45) to a PC using an ethernet cable.
  • Page 56 11. Detailed descriptions of functionality 11.1 SCADA PIN-code protection It is always possible to get read access via Modbus, but if the CU 36X control unit is SCADA PIN-code protected (PitStatus.ScadaPinCodeEnabled, register 00202, bit 4: 1), write access requires that the user has entered the correct PIN code in (ScadaPinCode, register 00109).
  • Page 57 11.3 Reading the configurable data log series Log series Log item register Scale item No LogSeriesItemNo 3004 Pump3WaterInOil 0.1 % The log series item numbers are shown in the table below. Note 3005 Pump3MotorTemperature1 1 °C that the scaling of the registers with the present values is identical to the scaling of the logged data values except for power values 3006 Pump3MotorTemperature2...
  • Page 58 11.5 Control bit acknowledgement Log series Log item register Scale item No All control bits in the functional profile are triggered on the rising edge of a bit. The system supports two different approaches to 6012 Pump6LatestOperatingTime 1 second control-bit acknowledgement: Auto and manual. 6013 Pump6Frequency 0.01 Hz...
  • Page 59 11.6 Use of SMS messages 11.6.3 Change cellular module battery If CIM 260 detects that the optional CIM 260 battery is worn out and The setting and use of the SMS functions are described in the must be replaced, it sends this message to all numbers in the installation and operating instructions for Dedicated Controls.
  • Page 60 - Connected: A client has established a socket connection. to change some of them. This can only be done with the Grundfos The system is ready for TCP/IP data exchange or already PC Tool WW Controls: exchanging data.
  • Page 61 11.7.4 Operation A common standard for call-back via a data connection does not exist. In CU 36X, this function is implemented as a Modbus TCP When powering on CU 36X with the correct APN setting, the write telegram sent from CIM 260. following APN connection sequence takes place: 1.
  • Page 62 CIM 260 Celluar connection via VPN tunnel 11.8 Interlocking Pos. Description PC tool and SCADA system clients 11.8.1 Interlocking from SCADA system via cellular data connection GRE router by customer Interlocking can be done from a Modbus master, like a SCADA VPN tunnel over the internet system, via the Modbus interface.
  • Page 63 11.8.2 Interlocking from another controller via SMS Figures Inserting the SIM card and Figure 1 illustrate the CU 36X CU 36X CU 36X SMS interlocking mechanism. The CU 36X interlock master issues an SMS command containing a 4-digit PIN-code ’pppp’ matching the SMS PIN code of the interlock slave CU 36X.
  • Page 64 11.10 Event simulation It is possible to simulate alarm or warning events by writing appropriate values to the following registers: • SimulationEventCode (register 00701) • SimulationEventSource (register 00702) • SimulationEventDeviceNo (register 00703) • SimulationEventActionType (register 00704). Afterwards it is possible to trigger the simulated event via SimulationActivate (register 00705, bit 0).
  • Page 65 11.11 Alarms and warnings These registers reflect the actual alarm and warning conditions of the pit or the pump. Alarms and warnings which have acknowledgement type "Auto-ack", are automatically cleared when normal conditions are restored. Alarms and warnings which have acknowledgement type "Manual-ack", require a PitControl.ResetAlarm command to be cleared.
  • Page 66 Description Data item Code Event source RESERVED PitAlarms/Warnings3.13-15 Pit alarms 4 (register 00269), Pit warnings 4 (register 00270) Dosing pump overpressure alarm PitAlarms/Warnings4.0 Dosing pump Dosing pump mean pressure to low (Under pressure) PitAlarms/Warnings4.1 Dosing pump Gas in dosing pump head, de-aerating problem PitAlarms/Warnings4.2 Dosing pump Dosing pump cavitation...
  • Page 67 Description Data item Code Event source Pump low flow PumpAlarms/Warnings2.10 Pump No [1; 6] Pump max. continuous runtime limit exceeded PumpAlarms/Warnings2.11 System, pump No [1; 6] Motor cos φ too high PumpAlarms/Warnings2.12 MP 204, pump No [1; 6] Motor cos φ too low PumpAlarms/Warnings2.13 MP 204, pump No [1;...
  • Page 68 12. Modbus function code overview 13.1 Read holding registers, 0x03 This function is used for reading holding registers from the slave. The supported function codes are shown in the table below: The request telegram specifies the starting address, that is the address of the first register to be read, and the number of holding Type Code...
  • Page 69 0x06 This function provides a test for checking the communication Address HI 0x10 system between the master and the Grundfos slave. It contains a single-byte subcode to identify the test to be performed. Address LO 0x00 The following subcodes are supported:...
  • Page 70 13.6 Diagnostics register interpretation 13.6 Diagnostics register interpretation The diagnostics register is interpreted as follows: Bit Description Communication failure (with the Grundfos product). EEPROM self-test failed (the test is carried out when system is booted). Grundfos product not supported. Modbus address offset is different from default value, i.e. it differs from Using software-defined Modbus transmission speed.
  • Page 71 14. Application example Pit operation Pit status Pump 1 Pump 2 Setup Event log Hour log Data log Alarm/warning Grey Pump OK. Yellow Pump warning. 47.9 m /h Pump alarm (device alarm or monitoring fault). High level Run/stop Start 2 Grey Pump not running.
  • Page 72 Pit operation Pit status Pump 1 Pump 2 Setup Event log Hour log Data log Motor Overflow Temperature XXX °C Total volume XXXXX m Actual current XXX.X A Overflow time XXXXX h Latest current XXX.X A Number of overflows XXXXX Water in oil XX.X % Overflow volume yesterday...
  • Page 73 14.1 Adaptation of pit graphics to installation values 14.2 Main status 14.2.1 Pit operation display • Pump object graphics, the shown register addresses are for pump 1: Before trying to operate the CU 36X control unit, - Presence (pump object drawn or not) Pump#Status.Presence remember to write the ScadaPinCode (register 00109) if (register 00401, bit 0) PIN code protection has been enabled.
  • Page 74 14.2.2 Pit status display 14.2.3 Pump status display The data item registers mentioned below are for pump 1. Adding 50 • Water level: PitWaterLevel (register 00301 [0.01 m]). to the register addresses gives you the equivalent register • Pit depth: PitDepth (register 00303 [0.01 m]). addresses for pump 2.
  • Page 75 • See the figure below for logic and priority for the pump control, • Overflow level: SetOverflowLevel (register 00121 [0.01 m]). and note that the control sources "Switch" and "Display" have • High level: SetHighLevel (register 00122 [0.01 m]). higher priority than Remote. •...
  • Page 76 An example is shown below Event log Code Description Source Type Time Overflow System Alarm appearing 05-08-2008 09:25 Overflow System Alarm disappearing 05-08-2008 11:09 Time for service, mixer Mixer Warning appearing 07-08-2008 02:38 Motor insulation resistance low Pump 2 Warning appearing 11-08-2008 08:24 The time stamp is in Unix time format.
  • Page 77 Data Log • The "Data log" button opens the display for showing the configurable data log. The illustrations in Data logging show a way of visualising the pit water level, motor current for pump 1 and motor current for pump 2. Data logging Pos.
  • Page 78 15. Modbus telegram examples 15.3 Reading the pit water level This section shows how to read and interpret the water level of the The Modbus data model states that registers numbered X pit. are addressed in telegrams as X - 1, for example register In the example, slave address 0x01 is used.
  • Page 79 15.4 Reading the pit alarms 15.5 Setting pit auto mode This section shows how to read and interpret the three alarm This section shows how to set "Auto" mode in CU 36X. registers of the pit. The pit alarms start at Modbus register address In the example, slave address 0x01 is used.
  • Page 80 15.6 Interlocking the pit This shows how to interlock CU 36X. In the example, slave address 0x01 is used. Note that the register is reset by CIM 200 when the command has been acknowledged. The value is only triggered on rising edge. The register on address 00101 is set to the following: Description 0 (do not reset)
  • Page 81 Ensure that CIM 200 is fitted correctly in the the Grundfos product. Grundfos product. LED2 for internal communication is permanently red. CIM 200 does not support the Grundfos product Contact the nearest Grundfos company. connected. Modbus LED1 is permanently red.
  • Page 82 Ensure that CIM 260 is fitted correctly in the CU 36X. red. Grundfos product. LED2 for internal communication is CIM 260 does not support the Grundfos product Contact the nearest Grundfos company. permanently red. connected. LED1 for cellular communication keeps The SIM card has not been inserted in CIM 260.
  • Page 83 See section Modbus RTU commissioning, step-by- configuration or the actual conditions of the system. step guides for available data. For example, trying to request data from a Grundfos product which is not present will return "data not available" (0xFFFF). The slave does not react to control actions or to...
  • Page 84 Grundfos product. product. LED2 for internal communication is CIM 500 does not support the Grundfos product connected. Contact the nearest Grundfos company. permanently red. LED1 forethernet is permanently red. Fault in the CIM 500 Modbus TCP configuration. Check that the rotary switch SW1 is set to 1.
  • Page 85 Grundfos product. The slave does not react to control actions or to The Grundfos product might be in "Local" Set the Grundfos product in "Remote mode" by setting writing of settings. mode, in which case Operating mode, Control register 00101 bit 0 RemoteAccessReq to "1"...
  • Page 86 17. Modbus RTU rotary switch addresses Modbus Modbus Modbus Modbus Modbus address address address address address Example: To set the slave address to the value 142, set the rotary It is very important to ensure that two devices do not have switches SW6 and SW7 to "8"...
  • Page 87 18. 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 Leakage current...
  • Page 88 Code Description Code Description Code Description Run capacitor, low (single-phase motors) Signal fault, outdoor temperature sensor Signal fault, air temperature sensor Signal fault, shunt relative pressure Strainer clogged sensor Motor temperature 3 (Pt100, t_mo3) Bearing temperature high (Pt100), in Bearing temperature high (Pt100), middle Bearing temperature high (Pt100), bottom general or top bearing bearing...
  • Page 89 Code Description Code Description Code Description User-defined relay has been forced Fault, On/Off/Auto switch Pump continuous runtime too long (manually operated or commanded) Power-on notice, (device or system has Fault, battery/UPS User-defined event 1 been switched off) User-defined event 2 User-defined event 3 User-defined event 4 SMS data from DDD sensor not received...
  • Page 90 Appendix A A.1. Webserver configuration The built-in webserver offers easy monitoring of the CIM 500 module and makes it possible to configure the selected Industrial Ethernet protocol. Using the webserver, you can also update the firmware of the CIM 500 module and store or restore settings, among other functions. To connect a PC to CIM 500, proceed as follows: 1.
  • Page 91 Object Description Enter username. Username Default: admin. Enter password. Default: Grundfos. After the first log in, you are forced to change the password. The password must contain: • at least 8 and maximum 20 characters • at least one lower case letter Password •...
  • Page 92 A.3. Modbus TCP configuration This web page is used to configure all the parameters relevant to the Modbus TCP protocol standard. Real Time Ethernet Protocol Configuration - Modbus TCP Object Description The default value is 502, the official IANA-assigned Modbus TCP port number. The number 502 is always active implicitly. TCP Port Number If you select another value in the webserver configuration field, both the new value and value 502 will be active.
  • Page 93 A.4. User Management A login is required for any change of the CIM 500 settings, and this web page is used to configure the username and password. It is only possible to configure one user. User management Related information A.2. Login...
  • Page 94 A.4.1. Update You can update the firmware by means of the built-in webserver. The binary file is supplied by Grundfos. To make installation and configuration easier, you can upload the configuration to a PC for backup or distribution to multiple modules.
  • Page 95 Fax: +32-3-870 7301 P.O. Box 71 Turkey GR-19002 Peania GRUNDFOS Pumps NZ Ltd. Bosnia and Herzegovina GRUNDFOS POMPA San. ve Tic. Ltd. Sti. Tel.: +0030-210-66 83 400 17 Beatrice Tinsley Crescent GRUNDFOS Sarajevo Gebze Organize Sanayi Bölgesi Fax: +0030-210-66 46 273...
  • Page 96 98393520 03.2023 ECM: 1363739 www.grundfos.com...

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