TDK-Lambda GXE600 SERIES Communications Manual
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TDK-Lambda GXE600 SERIES Communications Manual

TDK-Lambda GXE600 SERIES Communications Manual

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COMMUNICATION MANUAL
BEFORE USING THE POWER SUPPLY UNIT
Be sure to read this instruction manual thoroughly before using this product. Pay attention to all cautions and
warnings before using this product. Incorrect usage could lead to an electrical shock, damage to the unit or a fire
hazard.
DANGER
Never use this product in locations where flammable gas or ignitable substances are present.
INSTALLATION WARNING
• When installing, ensure that work is done in accordance with the instruction manual. When installation is
improper, there is risk of electric shock and fire.
• Installation shall be done by Service personnel with necessary and appropriate technical training and
experience. There is a risk of electric shock and fire.
• Do not cover the product with cloth or paper etc. Do not place anything flammable around. This might cause
damage, electric shock or fire.
WARNING on USE
• Do not touch this product or its internal components while circuit in operation, or shortly after shutdown. You
might receive a burn.
• While this product is operating, keep your hands and face away from it as you may be injured by an
unexpected situation.
• For products with no cover, do not touch them as there are high­voltage and high temperature parts inside.
Touching them might cause injury such as electric shock or burn.
• There are cases where high voltage charge remains inside the product. Therefore, do not touch even if they are
not in operation as you might get injured due to high voltage and high temperature.
You might also get electric shock or burn.
• Do not make unauthorized changes to this product nor remove the cover as you might get an electric shock or
might damage the product. We will not be held responsible after the product has been modified, changed or
dis­assembled.
• Do not use this product under unusual condition such as emission of smoke or abnormal smell and sound etc.
Please stop using it immediately and shut off the product.
It might lead to fire and electric shock. In such cases, please contact us. Do not attempt repair by yourself, as it
is dangerous for the user.
• Do not operate and store these products in environments where condensation occurs due to moisture and
humidity. It might lead fire and electric shock.
• Do not drop or apply shock to this product. It might cause failure. Do not operate these products mechanical
stress is applied.
CAUTION on MOUNTING
• Confirm connections to input/output terminals are correct as indicated in the instruction manual before
switching on.
• Input/output line, please use the wires as short and thick as possible.
• Do not use this product in special environment with strong electromagnetic field, corrosive gas or conductive
substances and direct sunlight, or places where product is exposed to water or rain.
• Mount this product properly in accordance with the instruction manual, mounting direction and shall be
properly be ventilated.
• Please shut down the input when connecting input and output of the product.
• When installing in environment where conductive foreign, dust and liquid might be present,
please consider penetration of above foreign material in the power supply by installing filter, to prevent trouble
or malfunction.
GXE600 SERIES
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TDK­Lambda
GXE600 SERIES
COMMUNICATION MANUAL
A263­04­02A

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  • Page 1 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL GXE600 SERIES COMMUNICATION MANUAL BEFORE USING THE POWER SUPPLY UNIT Be sure to read this instruction manual thoroughly before using this product. Pay attention to all cautions and warnings before using this product. Incorrect usage could lead to an electrical shock, damage to the unit or a fire hazard.
  • Page 2 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL CAUTION on USE • Product individual notes are shown in the instruction manual. If there is any difference with common notes individual notes shall have priority. • Before using this product, be sure to read the catalog and instruction manual. There is risk of electric shock or damage to the product or fire due to improper use.
  • Page 3 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Special Instructions for IEC/EN/ES/CSA 60601­1 • These products are designed for continuous operation within an overall enclosure, and must be mounted such that access to the mains terminals is restricted. • These products are not suitable for use in the presence of flammable anesthetics mixtures with air or with oxygen, or with nitrous oxide.

  • Page 4: Table Of Contents

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Contents Overview Wiring / connection of communication system 2.1 Communication terminal of GXE series 2.2 Connection with host device 2.3 Setup of GXE Communication specification 3.1 Transmission specification 3.2 Communication protocol 3.3 GXE supported function code 3.4 GXE support diagnosis function...

  • Page 5: Overview

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 1. Overview GXE series use MODBUS protocol with RS-485 physical layer for communication. Transmission mode of MODBUS protocol is supported only by MODBUS-RTU (MODBUS-ASCII is not supported). MODBUS use the single master / multi-slave communication method. In MODBUS protocol, only the master device sends the query, and the slave device specified (unicasted) by master device return the response.

  • Page 6: Setup Of Gxe

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2.3 Setup of GXE When connecting plural GXEs to the system, each GXE must have a unique slave ID. Before installing into the system, set each GXE so that the slave ID does not overlap.

  • Page 7: Communication Specification

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 3. Communication specification 3.1 Transmission specification The transmission specification is shown below. Item Specification Electrical specifications 1.1 Signal Ground Isolated Functional isolation from the device secondary output. (COM, -S, -Vo, -Vm) 1.2 Transceiver voltage 1.3 Transmission standard TIA / EIA-485 1.4 Connection type...

  • Page 8: Communication Protocol

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 3.2 Communication protocol 3.2.1 Protocol overview MODBUS use the single master / multi-slave communication method. In MODBUS protocol, only the master device sends the query, and the slave device specified(unicasted) by master device return the response after completion of query processing.
  • Page 9 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 3.2.2 Message frame composition In MODBUS-RTU, the part of the message frame where data is actually transmitted is denoted as ADU (serial line Appication Data Unit). Also, in the transmission data, the data part interpreted by the protocol part is denoted as PDU (Protocol Data Unit).
  • Page 10 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Response frame The response message frame of MODBUS-RTU consists of the following fields. ADU : serial line Appication Data Unit … Dn-1 CRC16 T3.5> … MSB T3.5> PDU : Protcol Data Unit The structure of each field is the same as the query frame, but the value of the ID field is limited to the individual slave ID (1 - 247).

  • Page 11: Gxe Supported Function Code

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 3.3 GXE supported function code GXE supports the following function codes (FC). Data Type Function name 16 bit (0x04) Read Input register 16 bit (0x03) Read Holding register 16 bit (0x06) Write single Holding register...
  • Page 12 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL ・Message exchange example The Read the Input register for three words from the start address 4d (0x0004) Query Response Field [HEX] Field [HEX] Function code 0x04 Function code 0x04 Start address Hi 0x00 Number of data bytes...
  • Page 13 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL ・Message exchange example The Read the Holding register for two words from the start address 100d (0x0064) Query Response Field [HEX] Field [HEX] Function code 0x03 Function code 0x03 Start address Hi 0x00 Number of data bytes...
  • Page 14 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL ・Message exchange example The Write data 0x0001 to the Holding register at start address 5d (0x0005) Query Response Field [HEX] Field [HEX] Function code 0x06 Function code 0x06 Start address Hi 0x00 Start address Hi...
  • Page 15 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL ・Message exchange example The Write two words data to the Holding register at start address 100d (0x0064) Query Response Field [HEX] Field [HEX] Function code 0x10 Function code 0x10 Start address Hi 0x00 Start address Hi...
  • Page 16 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL It can be used to update data of multi-register block or consecutive register block. If a reserved address is included in the specified register address section [start address ～ (start address + number of registers - 1)], an exception response [Exception code 0x02: ILLEGAL DATA ADDRESS] is returned.

  • Page 17: Gxe Support Diagnosis Function

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 3.4 GXE support diagnosis function GXE supports some of the diagnostic functions specified by the MODBUS protocol. Diagnostic functions are Function code(FC) 0x08 query and actual functions are specified in sub code(SC). ADU : serial line Appication Data Unit …...
  • Page 18 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 3.4.3 SC : 4 (0x0004) / Receive only mode Set GXE to receive only mode. When set to this mode, GXE ignores all queries and does not perform actions or responses. However, only diagnostic subcode 0x0001 is accepted, the communication port is initialized and restarted, and the receive only mode is canceled.

  • Page 19: Gxe Modbus Register

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 4. GXE MODBUS Register In GXE, Input Register and Holding Register of 16-bit data are used in the data model specified by MODBUS protocol. Discrete Register and Coil Register of 1 bit data are not used.

  • Page 20: Holding Register List

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 4.2 Holding Register List Holding Registers are readable / writable 16-bit data registers. Mainly, Holding Registers has settable data. Each setting value is retained even if the GXE input is shut down unless otherwise specified.
  • Page 21 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Starting Holding Register Qty Function Address PF mode "Power Fail" detection mode setting. (0x0070) It is possible to select "Power Fail" detection target either "Output voltage" or "Output current". PF Count "Power Fail" detection sensitivity setting. It is possible to specify "PF"...

  • Page 22: Input Register Details

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 4.3 Input register details In this chapter, Details about functions of the input registers in GXE is described. ・Explanatory notes Number of words allocated to Attributes It is indicated the supported non- Address allocated to...

  • Page 23: Alarm History

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Alarm History Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Input Alarm history indicator (0x0000) 1) Register Details This Register indicates the protection that occurred from output start to next output start.
  • Page 24 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Inputs. Field Byte Value Function code 0x 04 Starting Address 0 (0x0000) Quantity of Registers 1(0x0000) R es pons e PDU Read Inputs. Field Byte Value...

  • Page 25: Output Voltage

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Output Voltage Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Input Monitor value of output voltage (0x0001) 1) Register Details This register is measurement value of output voltage. (Between "+ S" and "-S") Register value is normalized[Q10] signed data with rating.

  • Page 26: Output Current

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Output Current Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Input Monitor value of output current (0x0002) 1) Register Details This register is measurement value of output current. Register value is normalized[Q10] signed data with rating.

  • Page 27: Converter Temperature

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Converter Temperature Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Input Monitor value of device temperature[℃]. (0x0003) 1) Register Details This register is the value of the temperature sensor inside the power supply.

  • Page 28: Converter Operation Time

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Converter Operation Time Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Input Monitor value of cumulative operating time (0x0004) 1) Register Details This register is the value of the cumulative operating time.

  • Page 29: E-Cap Depletion Of Life

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL E-cap Depletion of life Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Input Remaining lifetime of the electrolytic capacitor (0x0006) 1) Register Details It is a function to predict remaining lifetime of the electrolytic capacitor.
  • Page 30 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Inputs. Field Byte Value Function code 0x 04 Starting Address 6 (0x0006) Quantity of Registers 1 (0x0001) R es pons e PD U Read Inputs. Field...

  • Page 31: Model Name Of Product

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Model Name of Product Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Input Strings of device model name. [ASCII] (0x01F4) 1) Register Details This register is the product model name registered in GXE, and it is written in ASCII.

  • Page 32: Serial Number Of Product

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Serial number of Product Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Input Strings of device serial number. [ASCII] (0x0208) 1) Register Details This register is the serial number registered in GXE, and it is written in ASCII.

  • Page 33: Lot Number Of Product

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Lot number of Product Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Input Strings of device lot number. [ASCII] (0x021C) 1) Register Details This register is the lot number registered in GXE, and it is written in ASCII.
  • Page 34 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Firmware Version Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Input Indicate the Firmware version. 1000 (0x03E8) 1) Register Details This register is 4-digit BCD (Binary coded Decimal) data of 16 bits and corresponds to the version number of the power supply installed firmware.

  • Page 35: Holding Register Details

    TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 4.4 Holding register details In this chapter, Details on the functions of the Holding registers defined in GXE. ・Explanatory notes Number of words allocated to register It is indicated the supported non- Attributes assigned to...
  • Page 36 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Remote On/Off Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding Remote On/Off (Volatile) (0x0000) Holding Remote On/Off (Non-Volatile) (0x0005) 1) Register Details This register manipulates the remote control signal via communication.
  • Page 37 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Holdings. Field Byte Value Value Function code 0x 03 0x 03 Starting Address 0 (0x0000) 5 (0x0005) Quantity of Registers 1 (0x0001) 1 (0x0001) R es pons e PDU Read Holdings.
  • Page 38 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Remote On/Off configuration Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding Remote On/Off control configuration (0x0064) 1) Register Details This is the configuration register for remote On/Off control .
  • Page 39 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL ・Terminal input sensitivity GXE has bounce removal function. Bounce (chattering) may occur in the signal due to the connection circuit form of the terminal input, but it can be removed by this function. The severity of bounce removal can be adjusted with "Terminal input sensitivity".
  • Page 40 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 3) Register Write R eques t PD U Write Holding. Field Byte Value Function code 0x 06 Starting Address 100 (0x0064) Registers value writing data. R es pons e PDU Write Holding. Field Byte Value...
  • Page 41 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL PVCC ReferenceConfiguration Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding Selection of analog or digital reference value (0x0065) 1) Register Details This register is the setting register related to the output reference value. GXE has two output reference, which are PV / CC terminal reference (Analog PV / CC) and PV / CC communication reference (Digital PV / CC).
  • Page 42 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 3) Register Write R eques t PD U Write Holding. Field Byte Value Function code 0x 06 Starting Address 101 (0x0065) Registers value writing data. R es pons e PDU Write Holding. Field Byte Value...
  • Page 43 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Protect Converter Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding Configure protection mode (0x0066) 1) Register Details This is a register that performs GXE operation configuration after exceeding the protection threshold.
  • Page 44 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Holdings. Field Byte Value Function code 0x 03 Starting Address 102 (0x0066) Quantity of Registers (0x0000) R es pons e PDU Read Holdings. Field Byte Value...
  • Page 45 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL PV Digital Reference Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding Digital reference value of output voltage (0x0067) 1) Register Details This register sets the output voltage reference value (Digital PV).
  • Page 46 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 3) Register Write R eques t PD U Write Holding. Field Byte Value Function code 0x 06 Starting Address 103 (0x0067) Registers value writing data. R es pons e PDU Write Holding. Field Byte Value...
  • Page 47 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL CC Digital Reference Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding Digital reference value of output current (0x0068) 1) Register Details This register sets the output current reference value (Digital CC).
  • Page 48 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 3) Register Write R eques t PD U Write Holding. Field Byte Value Function code 0x 06 Starting Address 104 (0x0068) Registers value writing data. R es pons e PDU Write Holding. Field Byte Value...
  • Page 49 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Over Voltage Threshold Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding Threshold value of output over voltage. (0x0069) 1) Register Details This register sets the threshold value of output overvoltage.
  • Page 50 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Holdings. Field Byte Value Function code 0x 03 Starting Address 105 (0x0069) Quantity of Registers 1 (0x0001) R es pons e PDU Read Holdings. Field Byte...
  • Page 51 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Over Current Threshold Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding Threshold value of output over current. (0x006A) 1) Register Details This register sets the threshold value of output overcurrent.
  • Page 52 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Holdings. Field Byte Value Function code 0x 03 Starting Address 106 (0x006A) Quantity of Registers 1 (0x0001) R es pons e PDU Read Holdings. Field Byte...
  • Page 53 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Rising Time of Output Voltage Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding Voltage slew rate at output start (0x006B) 1) Register Details This is the configuration register for voltage slew rate when GXE starts outputting.
  • Page 54 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Holdings. Field Byte Value Function code 0x 03 Starting Address 107 (0x006B) Quantity of Registers 1 (0x0001) R es pons e PDU Read Holdings. Field Byte...
  • Page 55 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Rising Time of Output Current Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding Current slew rate at output start (0x006C) 1) Register Details This is the configuration register for current slew rate when GXE starts outputting.
  • Page 56 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Holdings. Field Byte Value Function code 0x 03 Starting Address 108 (0x006C) Quantity of Registers 1 (0x0001) R es pons e PDU Read Holdings. Field Byte...
  • Page 57 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Changing Time of OutputVoltage at steady state Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding Voltage slew rate at steady state setting (0x006D) 1) Register Details This is the configuration register for slew rate when PV reference value is changed during steady state.
  • Page 58 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Holdings. Field Byte Value Function code 0x 03 Starting Address 109 (0x006D) Quantity of Registers (0x0000) R es pons e PDU Read Holdings. Field Byte Value...
  • Page 59 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Changing Time of Output Current at steady state Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding Current slew rate at steady state setting (0x006E) 1) Register Details This is the configuration register for slew rate when CC reference value is changed during steady state.
  • Page 60 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Holdings. Field Byte Value Function code 0x 03 Starting Address 110 (0x006E) Quantity of Registers 1 (0x0001) R es pons e PDU Read Holdings. Field Byte...
  • Page 61 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL PF Threshold Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding PF detection threshold setting (0x006F) 1) Register Details This is the configuration register for detection threshold when outputting PF signal.
  • Page 62 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Holdings. Field Byte Value Function code 0x 03 Starting Address 111 (0x006F) Quantity of Registers 1 (0x0001) R es pons e PDU Read Holdings. Field Byte...
  • Page 63 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL PF mode Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding PF mode setting (0x0070) 1) Register Details This is the configuration register for detection target when outputting a PF (Power Fail) signal.
  • Page 64 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Holdings. Field Byte Value Function code 0x 03 Starting Address 112 (0x0070) Quantity of Registers 1 (0x0001) R es pons e PDU Read Holdings. Field Byte...
  • Page 65 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL PF Count Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding PF signal output confirmation time limit setting (0x0071) 1) Register Details This is the configuration register for PF (Power Fail) signal output confirmation time (delay time).
  • Page 66 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Holdings. Field Byte Value Function code 0x 03 Starting Address 113 (0x0071) Quantity of Registers 1 (0x0001) R es pons e PDU Read Holdings. Field Byte...
  • Page 67 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Period of auto-recovery Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding (0x0072) Automatic recovery time during protection function operation setting 1) Register Details This is the configuration register for automatic recovery time during protection function operation.
  • Page 68 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Holdings. Field Byte Value Function code 0x 03 Starting Address 114 (0x0072) Quantity of Registers 1 (0x0001) R es pons e PDU Read Holdings. Field Byte...
  • Page 69 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Clear Alarm History Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding Protection operation history erase (0x0073) 1) Register Details This register is used to request clearance of alarm history.
  • Page 70 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Slave Address Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding MODBUS serial line slave ID setting (0x00C8) 1) Register Details This is the configuration register for slave ID. According to the MODBUS specification, the slave ID is specified as integer data in the range from 1 to 247.
  • Page 71 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Holdings. Field Byte Value Function code 0x 03 Starting Address 200 (0x00C8) Quantity of Registers 1 (0x0001) R es pons e PDU Read Holdings. Field Byte...
  • Page 72 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL SCI Baud Rate Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding MODBUS serial line communication speed setting (0x00C9) 1) Register Details This is the configuration register for communication speed.
  • Page 73 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Holdings. Field Byte Value Function code 0x 03 Starting Address 201 (0x00C9) Quantity of Registers 1 (0x0001) R es pons e PDU Read Holdings. Field Byte...
  • Page 74 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL SCI Parity Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding (0x00CA) MODBUS serial line transmission code configuration setting 1) Register Details This is the configuration register for transmission code (parity bit / stop bit).
  • Page 75 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PDU Read Holdings. Field Byte Value Function code 0x 03 Starting Address 202 (0x00CA) Quantity of Registers 1 (0x0001) R es pons e PD U Read Holdings. Field Byte...
  • Page 76 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Scratch Pad1 / Scratch Pad2 Re gist e r Nam e Data Type Register Function Starting Address Non-volatile Holding User data storage area 1 (0x012C) Holding User data storage area 2 (0x0140) 1) Register Details This is the register that the user can freely store data.
  • Page 77 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2) Register Read R eques t PD U Read Scratch Pad 1. Read Scratch Pad 2. Field Byte Value Value Function code 0x 03 0x 03 Starting Address 300 (0x012C) 320 (0x0140) Quantity of Registers...
  • Page 78 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL Supplementary 1. Communication configuration switch It is possible to set and check all communication configurations of the GXE series by use communication lines. GXE series don't have display function of the communication configuration. When disconnecting GXE from communication bus line due to changing system configuration, etc., you might miss the communication configuration of it.
  • Page 79 TDK­Lambda GXE600 SERIES COMMUNICATION MANUAL 2. Q format Q format is a numerical type for handling decimal virtually with integer data. GXE treat all values as integers (Binary numbers). So GXE handles numeric values with Q format data when you need decimal values.

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