Circutor DHC-96 CPM Instruction Manual
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Circutor DHC-96 CPM Instruction Manual

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DC Multimeter
DHC-96 CPM
INSTRUCTION MANUAL
(M246B01-03-22A)

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  • Page 1 DC Multimeter DHC-96 CPM INSTRUCTION MANUAL (M246B01-03-22A)
  • Page 2 DHC-96 CPM Instruction Manual...

  • Page 3: Safety Precautions

    CIRCUTOR S�A�U� reserves the right to make modifications to the device or the unit specifications set out in this instruction manual without prior notice. CIRCUTOR S�A�U� on its web site, supplies its customers with the latest versions of the device specifi- cations and the most updated manuals.

  • Page 4: Table Of Contents

    3�3�- DEVICE TERMINALS ������������������������������������������������������������������������������������������������������������������������������������������������11 3�4�- CONNECTION DIAGRAM ����������������������������������������������������������������������������������������������������������������������������������������� 12 3�4�1�- DHC-96 CPM: VOLTAGE AND CURRENT MEASUREMENT WITH SHUNT AT THE NEGATIVE POLE OF THE INSTALLATION ������������������������������������������������������������������������������������������������������������������������������������������������������������ 12 3�4�2�- DHC-96 CPM: VOLTAGE AND CURRENT MEASUREMENT WITH SHUNT AT THE POSITIVE POLE OF THE INSTALLATION ������������������������������������������������������������������������������������������������������������������������������������������������������������...
  • Page 5 6�3�6�- DEVICE CONFIGURATION VARIABLES �������������������������������������������������������������������������������������������������������������47 7�- TECHNICAL FEATURES ������������������������������������������������������������������������������������������������������������������������������������������������� 50 8�- MAINTENANCE AND TECHNICAL SERVICE �������������������������������������������������������������������������������������������������������������������53 9�- GUARANTEE ������������������������������������������������������������������������������������������������������������������������������������������������������������������53 10�- EU DECLARATION OF CONFORMITY ���������������������������������������������������������������������������������������������������������������������������54 ANNEX A�- CONFIGURATION MENU ������������������������������������������������������������������������������������������������������������������������������������57 ANNEX A�1�- DHC-96 CPM ���������������������������������������������������������������������������������������������������������������������������������������������57 ANNEX A�2�- DHC-96 CPM-HS ���������������������������������������������������������������������������������������������������������������������������������������59 Instruction Manual...

  • Page 6: Revision Log

    DHC-96 CPM REVISION LOG Table 1: Revision log� Date Revision Description 09/20 M246B01-03-19A Initial version Changes in the following sections: 3.4.1. - 3.4.2. - 5.1. - 5.1.4. - 5.1.5. - 5.1.6. - 5.3.3. - 5.3.4. - 5.4.5. 12/22 M246B01-03-22A -5.4.6. - 5.6. - 5.6.6. - 6.3.6.1. - 6.3.6.3. - 6.3.6.4. - 6.3.6.5. - 7. -...

  • Page 7: 1�- Verification Upon Reception

    If any problem is noticed upon reception, immediately contact the transport com- pany and/or CIRCUTOR’s after-sales service. 2.- PRODUCT DESCRIPTION The DHC-96 CPM is designed to measure and display the DC volt age, DC current, power, energy electric charge. Depending on the input current, Circutor has two models: ...
  • Page 8 DHC-96 CPM Table 3: DHC-96 CPM Models� Power Supply Analog output Model 80��� 270 V ~ 80��� 270 V 20��� 60 V M223A8    M223A80040000   DHC-96 CPM M223AA    M223AA0040000   M223B8 ...

  • Page 9: 3�- Device Installation

    The DHC-96 CPM device must be installed by authorised and qualified staff. The power supply plug must be disconnected and measuring systems switched off before handling, al- tering the connections or replacing the device.

  • Page 10: 3�2�- Installation

    DHC-96 CPM 3�2�- INSTALLATION Terminals, opening covers or removing elements can expose parts that are hazard- ous to the touch while the device is powered. Do not use the device until it is fully installed. The device should be installed inside an electric panel or enclosure, and panel-mounted.

  • Page 11: 3�3�- Device Terminals

    DHC-96 CPM 3�3�- DEVICE TERMINALS Table 4: List of terminals of the DHC-96 CPM� Device terminals 1: L, Power supply 29: D01, Relay output 1 (NO) 2: N, Power supply 31: D02, Relay output 2 (common) 4: I +, Current measurement input...

  • Page 12: 3�4�- Connection Diagram

    DHC-96 CPM 3�4�- CONNECTION DIAGRAM 3�4�1�- DHC-96 CPM: VOLTAGE AND CURRENT MEASUREMENT WITH SHUNT AT THE NEGATIVE POLE OF THE INSTALLATION Entradas Digitales Digital inputs Salida Analógica Analog output 28 29 31 32 RS-485 Salida de relés Relay output Carga Alimentación Auxiliar...

  • Page 13: Installation

    DHC-96 CPM 3�4�2�- DHC-96 CPM: VOLTAGE AND CURRENT MEASUREMENT WITH SHUNT AT THE POSITIVE POLE OF THE INSTALLATION Note: Installation available from version 1009 of the device. Entradas Digitales Digital inputs Salida Analógica Analog output 28 29 31 32 RS-485 Salida de relés...

  • Page 14: 3�4�3�- Dhc-96 Cpm-Hs: Current Measurement Using Hall Effect Sensor

    DHC-96 CPM 3�4�3�- DHC-96 CPM-HS: CURRENT MEASUREMENT USING HALL EFFECT SENSOR Entradas Digitales Digital inputs Salida Analógica Analog output 70 59 28 29 31 32 RS-485 Salida de relés Relay output Carga Output Alimentación Auxiliar Load Power Supply +15V -15V Sensor efecto Hall / Hall e ect sensor Figure 6: Current measurement using Hall effect sensor�...

  • Page 15: 4�- Operation

     the status of the digital inputs, if an input is connected, its corresponding number flashes.  the status of the relay outputs, if a relay is closed, its corresponding number flashes. 4�2�- KEYBOARD FUNCTIONS The DHC-96 CPM features 4 keys to display and configure the device, Table 5 Table 5: Keyboard functions�...

  • Page 16: 4�3�- Relay Outputs

    DHC-96 CPM 4�3�- RELAY OUTPUTS The device features two programmable relay outputs (terminals 28, 29, 31 and 32, as shown in Figure 8 that can be programmed as remote control signals or alarms in the setup menu ( “5.4.- RELAY OUTPUT 1”...

  • Page 17: 4�6�- Display

    DHC-96 CPM 4�6�- DISPLAY The DHC-96 CPM features 7 display screens, Table 7. Use keys to browse through the different screens. The display screens can change automatically depending on the time programmed in section "5.6.2.- ". CYCLIC DISPLAY Table 7: Display menu�...

  • Page 18: 4�6�1�- Maximum & Minimum Values

    DHC-96 CPM The home screen, meaning the first screen displayed when powering up the device or when exiting the settings menu, can be programmed in section "� "5.6.5.- DISPLAY HOME SCREEN If the voltage value measured by the device is % higher than the nominal value, the device can make the digits on the display start flashing to provide a visual alarm.

  • Page 19: 5�- Configuration

    Con guration of the display Software version Figure 9: DHC-96 CPM configuration menu� From any screen of the configuration menus, if no key is pressed for 4 minutes, the device leaves the configuration menu and returns to the display screen.
  • Page 20 DHC-96 CPM , key to access the configuration menu in the display mode, i.e., On the screen, press the the configuration parameters cannot be modified. On the screen, press the keys to access the configuration menu in the program- ming mode, i.e., the configuration parameters can be modified.

  • Page 21: 5�1�- Configuration Of The Input

    DHC-96 CPM 5�1�- CONFIGURATION OF THE INPUT shows the main screen of the input configuration menu, where the input measurement range Figure 11 and the display value are configured. inPt Figure 12: Input configuration menu, main screen� Press the key to open the configuration menu.

  • Page 22: 5�1�1�- Voltage Display Value

    DHC-96 CPM 5�1�1�- VOLTAGE DISPLAY VALUE This screen is used to configure the voltage value to display when the maximum value of the voltage measurement range is input to the device. Pt-1 1000 Use the , key to modify the value of the flashing digit When the desired value is shown on the screen, press the key to skip the digit.

  • Page 23: 5�1�3�- Current Display Value

    (150.0 mV) (200.0 mV) (250.0 mV) (300.0 mV) Possible values 400.0 600.0 (400.0 mV) (600.0 mV) DHC-96 CPM-HS 4.000 5.000 (4.000 V) (5.000 V) Option available for the DHC-96 CPM-HS models from the 100A version of the device. Instruction Manual...

  • Page 24: 5�1�5�- Shunt Position

    5�1�5�- SHUNT POSITION Note: Parameter available for DHC-96 CPM models from version 1009 of the device. On this screen, select where the shunt has been inserted to measure the current in the installation.

  • Page 25: 5�1�7�- Save Configuration

    DHC-96 CPM To validate the data, press the key. Use the keys to browse the configuration screens of the menu. 5�1�7�- SAVE CONFIGURATION To save the configuration of the device, press the key, until the main screen of the input...

  • Page 26: 5�2�- Rs-485 Communications

    DHC-96 CPM 5�2�- RS-485 COMMUNICATIONS , shows the main screen of the communications menu, where the parameters of the RS-485 Figure 14 communications are configured. ñ- ñ- Conn Figure 14: RS-485 communications menu, main screen� Press the key to open the configuration menu.

  • Page 27: 5�2�2�- Baud Rate

    DHC-96 CPM Use the keys to browse the configuration screens of the menu. 5�2�2�- BAUD RATE In this screen, the baud rate of RS-485 communications is selected. 9600 bAUd Use the key to browse the different options.  Configuration values Table 17: Configuration values: Baud rate�...

  • Page 28: 5�3�- Analog Output

    DHC-96 CPM 5�3�- ANALOG OUTPUT , shows the main screen of the analog output menu. Figure 16 A0-1 Figure 16: Analog output menu, main screen� Press the key to open the configuration menu. A0-1 nodE 4-20 itEn - 0000 1000 Figure 17: Analog output menu�...

  • Page 29: 5�3�2�- Analog Output Parameter

    DHC-96 CPM  Configuration values Table 19: Configuration values: Type of output Type of output Current output model: 4-20 Current output 4 ... 20 mA 0-20 Current output 0 ... 20 mA Possible values 12.20 Current output 4 ...12 ... 20 mA...

  • Page 30: 5�3�4�-Reading For The End Of The Analog Output

    DHC-96 CPM Use the , key to modify the value of the flashing digit When the desired value is shown on the screen, press the key to skip the digit.  Configuration values Table 21: Configuration values: Reading for the start of the analog output�...

  • Page 31: 5�3�5�- Save Configuration

    DHC-96 CPM Note: The value of the A variable varies depending on the analog output parameter and the pro- grammed measurement range, see Table 22. Note: See Table 23 for the Decimal Point for the Reading for the end of the analog output.

  • Page 32: 5�4�1�- Relay Mode

    DHC-96 CPM 5�4�1�- RELAY MODE This screen is used to configure the operating mode of relay 1. ñ- ñnodE Use the key to browse the different options.  Configuration values Table 24: Configuration values: Relay mode� Relay mode relay output 1 is disabled.

  • Page 33: 5�4�3�- Alarm Parameter

    DHC-96 CPM Use the keys to browse the configuration screens of the menu. 5�4�3�- ALARM PARAMETER This screen is used to configure the parameter that will be used to activate the alarm. ñ- itEn U--H Use the key to browse the different options.

  • Page 34: 5�4�5�- Alarm Value

    DHC-96 CPM  Configuration values Table 27: Configuration values: Connection delay� Connection delay 000.0 s Minimum value Maximum value 999.9 s To validate the data, press the key. Use the keys to browse the configuration screens of the menu. 5�4�5�- ALARM VALUE The display value for voltage, current or power after which the alarm will be activated is configured on this screen.

  • Page 35: 5�4�6�- Hysteresis

    DHC-96 CPM 5�4�6�- HYSTERESIS This screen is used to configure the hysteresis value, i.e., the difference between the alarm connection and disconnection value. 0005 Use the , key to modify the value of the flashing digit When the desired value is shown on the screen, press the key to skip the digit.

  • Page 36: 5�6�- Configuration Of The Display

    DHC-96 CPM 5�6�- CONFIGURATION OF THE DISPLAY , shows the main screen of the configuration menu of the display. Figure 21 Figure 21: Configuration menu of the display, main screen� Press the key to open the configuration menu. CodE 0001...

  • Page 37: 5�6�1�- Login Password

    DHC-96 CPM 5�6�1�- LOGIN PASSWORD This screen is used to configure the value of the password used to access the configuration menu in the programming mode. CodE 0000 Use the , key to modify the value of the flashing digit When the desired value is shown on the screen, press the key to skip the digit.

  • Page 38: 5�6�3�- Backlight Of The Display

    DHC-96 CPM 5�6�3�- BACKLIGHT OF THE DISPLAY The time that the display backlight will stay lit in seconds if no key is pressed is programmed on this screen. 0100 LiGH Use the , key to modify the value of the flashing digit When the desired value is shown on the screen, press the key to skip the digit.

  • Page 39: 5�6�5�-Display Home Screen

    DHC-96 CPM 5�6�5�-DISPLAY HOME SCREEN In this section the initial display screen is configured. diSP Use the key to browse the different options.  Configuration values Table 34: Configuration values: Display home screen� Display home screen voltage screen. current screen...

  • Page 40: 5�6�7�- Deleting The Maximum & Minimum Values

    DHC-96 CPM 5�6�7�- DELETING THE MAXIMUM & MINIMUM VALUES This screen determines whether the maximum and minimum values are deleted or not. ñ- CLr.n Use the key to browse the different options.  Configuration values Table 36: Configuration values: Deleting the maximum & minimum values�...

  • Page 41: 5�6�9�- Deleting The Energy Totalisers

    DHC-96 CPM 5�6�9�- DELETING THE ENERGY TOTALISERS On this screen, the user selects whether or not to clear the energy totalisers. Clr.E Use the key to browse the different options.  Configuration values Table 38: Configuration values: Deleting the energy totaliser�...

  • Page 42: 6�- Rs-485 Communications

    DHC-96 CPM 6.- RS-485 COMMUNICATIONS The DHC-96 devices have one RS-485 communications port, with communications protocols: MODBUS RTU ®. 6�1�- CONNECTIONS The RS-485 cable must be wired with twisted pair cable with mesh shield, with a maximum distance between the DHC-96 and the master device of 1200 metres.

  • Page 43: 6�2�- Modbus Protocol

    DHC-96 CPM 6�2�- MODBUS PROTOCOL In the Modbus protocol, the DHC-96 device uses the RTU (Remote Terminal Unit) mode. The Modbus functions implemented in the device are as follows: Function 0x01: Reading a relay. Function 0x02: Reading input status. Function 0x03 and 0x04: Reading integer registers.

  • Page 44: 6�3�- Modbus Commands

    DHC-96 CPM Response: Initial Address Function Relay action Register 0000 FF00 8C3A 6�3�- MODBUS COMMANDS 6�3�1�- MEASUREMENT VARIABLES AND DEVICE STATUS All the addresses of Modbus memory are in Hexadecimal. For these variables is implemented the Function 0x03 and 0x04.

  • Page 45: 6�3�2�- Relay Outputs

    DHC-96 CPM Table 42:Format of the parameter: Device status� Bits Bit 0 0: Device measuring Device status 1:Device in configuration mode Bit 1 Bit 2 Malfunction 0: Voltage 1: Current Bit 3 Light alarm 2: Power Bit 4 Relay output...

  • Page 46: 6�3�4�- Remote Control Output (Relay Output)

    DHC-96 CPM Table 48:Format of the parameter: Digital inputs� Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Digital input 2 Digital input 1 1: Closed 1: Closed 0: Open 0: Open 6�3�4�- REMOTE CONTROL OUTPUT (Relay output) All the addresses of Modbus memory are in Hexadecimal.

  • Page 47: 6�3�6�- Device Configuration Variables

    Shunt position 0: Negative Pole - 1: Positive Pole Parameter available for the DHC-96 CPM-HS models from version 100A of the device. Parameter available from version 1008 of the device. Parameter available for the DHC-96 CPM models from version 1009 of the device.
  • Page 48 DHC-96 CPM 6�3�6�3� Analog output Table 55:Modbus memory map: Analog output Analog output Parameter Format Address Valid data margin Current output model: 0: 4... 20 mA - 1: 0... 20 mA - Type of output 2: 4... 12... 20 mA Voltage output model: 7: 0...
  • Page 49 DHC-96 CPM 6�3�6�5� Configuration of the display Table 57:Modbus memory map: Configuration of the display Configuration of the display Parameter Format Address Valid data margin Login password 0000... 9999 Cyclic display 0... 60 s (10) Backlight 0... 9999 s (11) Light alarm 300...

  • Page 50: 7�- Technical Features

    DHC-96 CPM 7.- TECHNICAL FEATURES AC Power supply (13) Rated voltage 100... 270 V ~ Frequency 50 / 60 Hz Consumption 6... 18 VA Installation category CAT III 300V DC Power supply (13) Rated voltage 100... 270 V 20... 60 V Consumption 1,3...
  • Page 51 DHC-96 CPM Analog output Quantity Maximum internal voltage 17 V Linearity 0,5% Current output model: 0-20 mA, 4-20 mA, 4-12-20 mA (programmable) Nominal output range (12) Voltage output model: 0-10 V, 2-10 V (programmable) Maximum load resistor 350 Ω (12)
  • Page 52 Power frequency magnetic field immunity test Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - IEC 61000-4-11 Voltage dips, short interruptions and voltage variations immunity tests 10(max) 95.1 107.8 Figure 24: Dimensions of the DHC-96 CPM� Instruction Manual...

  • Page 53: 8�- Maintenance And Technical Service

    DHC-96 CPM 8.- MAINTENANCE AND TECHNICAL SERVICE In the case of any query in relation to device operation or malfunction, please contact the CIRCUTOR S�A�U� Technical Support Service. Technical Assistance Service Vial Sant Jordi, s/n, 08232 - Viladecavalls (Barcelona) Tel: 902 449 459 (Spain) / +34 937 452 919 (outside of Spain) email: sat@circutor.com...

  • Page 54: 10�- Eu Declaration Of Conformity

    DHC-96 CPM 10.- EU DECLARATION OF CONFORMITY Instruction Manual...
  • Page 55 DHC-96 CPM Instruction Manual...
  • Page 56 DHC-96 CPM Instruction Manual...

  • Page 57: Annex A.- Configuration Menu

    DHC-96 CPM ANNEX A.- CONFIGURATION MENU ANNEX A�1�- DHC-96 CPM 1000 >3s 0000 rEAd ProG CodE inPt Pt-i 1500 Voltage display value Voltage measurement 600.0 1500 150.0 300.0 Pt-2 range Ct-1 100.0 Current display value 200.0 250.0 Ct-2 75.00 100.0 150.0...
  • Page 58 CLr.E Deleting the energy totalisers 3021 Software version (13) Parameter available for DHC-96 CPM models from version 1009 of the device. (14) Parameter available from version 1008 of the device. (15) Parameter available from version 1009 of the device. Instruction Manual...

  • Page 59: Annex A�2�- Dhc-96 Cpm

    DHC-96 CPM ANNEX A�2�- DHC-96 CPM-HS 1000 >3s 0000 rEAd ProG CodE inPt Pt-i 1500 Voltage display value Voltage measurement 600.0 1500 150.0 300.0 Pt-2 range Ct-1 100.0 Current display value (16) Ct-2 4.000 4.000 5.000 Current input (17) Poin 00.00...
  • Page 60 CLr.E Deleting the energy totalisers 3021 Software version (16) Parameter available for DHC-96 CPM-HS models from version 100A of the device. (17) Parameter available from version 1008 of the device. (18) Parameter available from version 1009 of the device. Instruction Manual...
  • Page 61 DHC-96 CPM Instruction Manual...
  • Page 62 CIRCUTOR S.A.U. Vial Sant Jordi, s/n 08232 - Viladecavalls (Barcelona) Tel: (+34) 93 745 29 00 - Fax: (+34) 93 745 29 14 www.circutor.com central@circutor.com...

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