Omron SYSMAC C200H-AD003 Operation Manual
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Omron SYSMAC C200H-AD003 Operation Manual

Analog i/o units
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Cat. No. W325-E1-04
SYSMAC
C200H-AD003/DA003/DA004/MAD01
Analog I/O Units

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Summary of Contents for Omron SYSMAC C200H-AD003

  • Page 1 Cat. No. W325-E1-04 SYSMAC C200H-AD003/DA003/DA004/MAD01 Analog I/O Units...
  • Page 2 C200H-AD003/DA003/DA004/MAD01 Analog I/O Units Operation Manual Revised June 2003...
  • Page 4 OMRON. No patent liability is assumed with respect to the use of the information contained herein. Moreover, because OMRON is constantly striving to improve its high-quality products, the information contained in this manual is subject to change without notice.

  • Page 6: Table Of Contents

    TABLE OF CONTENTS PRECAUTIONS ....... . . 1 Intended Audience .
  • Page 7 About this Manual: This manual describes the installation and operation of the C200H-AD003 Analog Input Unit, the C200H-DA003/DA004 Analog Output Unit, and the C200H-MAD01 Analog I/O Unit and includes the sec- tions described below. The C200H-AD003 Analog Input Unit converts analog sensor output to digital format and transmits it to C200H, C200HS and C200HX/HG/HE PCs.
  • Page 8 PRECAUTIONS This section provides general precautions for using the Programmable Controller (PC) and Analog I/O Units. The information contained in this section is important for the safe and reliable application of the Analog I/O Unit. You must read this section and understand the information contained before attempting to set up or operate a PC system and Analog I/O Unit.

  • Page 9: Intended Audience

    It is extremely important that a PC and all PC Units be used for the specified purpose and under the specified conditions, especially in applications that can directly or indirectly affect human life. You must consult with your OMRON representative before applying a PC System to the above-mentioned applications.

  • Page 10: Operating Environment Precautions

    Application Precautions such problems, external safety measures must be provided to ensure safety in the system. • When the 24-VDC output (service power supply to the PC) is overloaded or short-circuited, the voltage may drop and result in the outputs being turned OFF.
  • Page 11 Application Precautions • Mounting or dismounting Power Supply Units, I/O Units, CPU Units, Memory Cassettes, or any other Units. • Assembling the Units. • Setting DIP switch or rotary switches. • Connecting or wiring the cables. • Connecting or disconnecting the connectors. Caution Failure to abide by the following precautions could lead to faulty operation of the PC or the system, or could damage the PC or PC Units.
  • Page 12 Application Precautions • Changing the operating mode of the PC. • Force-setting/force-resetting any bit in memory. • Changing the present value of any word or any set value in memory. • Resume operation only after transferring to the new CPU Unit the contents of the DM Area, HR Area, and other data required for resuming operation.

  • Page 13: System Design

    SECTION 1 System Design This section describes the features and system configuration of the C200H-AD003 Analog Input Unit, the C200H-DA003 and C200H-DA004 Analog Output Units, and the C200H-MAD01 Analog I/O Unit, and explains the operations that they have in common. Features and Functions .

  • Page 14: Features And Functions

    Features and Functions Section Features and Functions Analog Input Unit Analog I/O Unit Analog Output Units C200H-AD003 C200H-DA003 C200H-DA004 C200H-MAD01 Units for C200H, C200HS, These special-purpose Units enable highly accurate analog input and output at and C200HX/HG/HE PCs a resolution of 4,000, for C200H, C200HS, and C200HX/HG/HE PC systems. The C200H-AD003 Analog Input Unit converts analog sensor output to digital format and transmits it to C200H, C200HS and C200HX/HG/HE PCs.
  • Page 15 Features and Functions Section Peak Value Function The peak value function holds the maximum digital conversion value for every input (including mean value processing). This function can be used with analog input. The following diagram shows how digital conversion values are affected when the peak value function is used.

  • Page 16: Basic Configuration

    Basic Configuration Section Basic Configuration The basic system configuration is shown in the following diagram, using the C200H-AD003 Analog Input Unit and the C200H-DA003 Analog Output Unit as examples. Analog Input Unit Analog Output Unit CPU Unit Sensor Regulator Temperature (Temperature control) Preamp Pressure...
  • Page 17 Basic Configuration Section The Units that belong to the various Special I/O Unit groups are shown in the following table. Their usage is limited according to the maximum current pro- vided for the Rack and the amount of current consumed by each Unit. For de- tails, refer to the C200H, C200HS, or C200HX/HG/HE Installation Guide.
  • Page 18 Basic Configuration Section Mounting Analog I/O Units Use the following procedure to mount an Analog I/O Unit to the Backplane. 1, 2, 3... 1. Lock the top of the Analog I/O Unit into the slot on the Backplane and rotate the Unit downwards as shown in the following diagram.

  • Page 19: Setting The Unit Number

    Setting the Unit Number Section When wiring a Unit, place a cover over the top of the Unit to prevent wire clip- pings and so on from getting inside. When the wiring has been completed, the cover must be removed to prevent heat radiation. Remove the cover after the wiring has been completed.

  • Page 20: Operating Procedure

    Operating Procedure Section Operating Procedure Follow the procedure outlined below when using Analog I/O Units. Installation and Settings 1, 2, 3... 1. Set the DIP switch on the rear panel of the Unit to normal mode. 2. Wire the Unit. 3.

  • Page 21: Section 2 C200H-Ad003 Analog Input Unit

    SECTION 2 C200H-AD003 Analog Input Unit This section provides the information required to install and operate a C200H-AD003 Analog Input Unit. Specifications ............2-1-1 General Specifications .

  • Page 22: Specifications

    Specifications Section Specifications 2-1-1 General Specifications All general specifications of the C200H-AD003 Analog Input Unit conform to those of the C200H, C200HS, and C200HX/HG/HE Series. 2-1-2 Performance Specifications Item C200H-AD003 Voltage input Current input Number of analog inputs Input signal range (note 1) 0 to 10 V 4 to 20 mA –10 to 10 V...

  • Page 23: Input Specifications

    Specifications Section 2-1-3 Input Specifications Range: 1 to 5 V (4 to 20 mA) Conversion value (16-bit binary data) 1068 0FA0 Resolution: 4,000 0000 FF38 1 V (4 mA) 5 V (20 mA) 5.2 V (20.8 mA) 0.8 V (3.2 mA) Analog input signal Range: 0 to 10 V Conversion value (16-bit binary data)

  • Page 24: Nomenclature And Functions

    Nomenclature and Functions Section Range: –10 to 10 V Conversion value (16-bit binary data) 0898 07D0 Resolution: 4,000 0000 F830 F768 –10 V +10 V –11 V +11 V Analog input signal Nomenclature and Functions Front Back Model label Indicators Unit number setting switch Operation mode switch Terminal block mounting...

  • Page 25: Indicators

    Nomenclature and Functions Section The terminal block is attached by a connector. It can be removed by loosening the black mounting screw. When removing the terminal block after wiring, re- move the wire connected to the top terminal of the right column. Check to be sure that the black terminal block mounting screw is securely tight- ened to a torque of 0.5 N S m.

  • Page 26: Operation Mode Switch

    Wiring Section Note 1. Switches A to F can be set for the C200HX/HG-CPU5j-E/6j-E. Setting numbers A to F for C200H, C200HS, C200HE, or C200HX/HG- CPU3j-E/4j-E PCs will cause an I/O UNIT OVER error and the Unit will not operate. 2.

  • Page 27: Internal Circuitry

    Wiring Section 2. The input signal ranges for individual inputs are set in the Data Memory (DM). They can be set in units of analog input numbers. 3. The COM terminal is connected to the 0-V analog circuit in the Unit. Con- necting shielded input lines can improve noise resistance.

  • Page 28: Input Wiring Example

    Wiring Section If the line breakage occurs at point A or B as shown in the preceding diagram while power is shared by the connected devices, a short-circuit line will be formed as indicated by the dotted line in the above illustration, thus generating a voltage of approximately one-third to two-thirds of the voltage output from the connected device.

  • Page 29: Input Wiring Considerations

    IR and DM Areas Section 2-3-5 Input Wiring Considerations When wiring inputs, apply the following points to avoid noise interference and optimize Analog Input Unit performance. • Use shielded twisted-pair cable for external connections and power lines. • Route input cables separately from the AC cable, and do not run the Unit’s cables near a main circuit cable, high voltage cable, or a non-PC load cable.
  • Page 30 IR and DM Areas Section Allocation for Normal For normal mode, set the operation mode switch on the rear panel of the Unit as Mode shown in the following diagram. The allocation of IR words and bits is shown in the following table. Bits Word Output...
  • Page 31 IR and DM Areas Section Allocation for For adjustment mode, set the operation mode switch on the rear panel of the Adjustment Mode Unit as shown in the following diagram. When the Unit is set for adjustment mode, the RUN indicator on the front panel of the Unit will flash. The allocation of IR words and bits is shown in the following table.

  • Page 32: Dm Allocation And Contents

    IR and DM Areas Section 2-4-2 DM Allocation and Contents DM Allocation SYSMAC C200H/C200HS/C200HX/HG/HE PC C200H-AD003 Analog Input Unit Data Memory (DM) Fixed data area DM words DM 1000 to 1099 Unit #0 DM (m) Use designation DM 1100 to 1199 Unit #1 Input signal range Data is automatically...

  • Page 33: Using The Functions

    Using the Functions Section Set Values and Stored Values Item Contents Use designation Do not use. Use. Input signal range 00: –10 to 10 V 01: 0 to 10 V 10: 1 to 5 V/4 to 20 mA (See note.) Same as for setting “10”...

  • Page 34: Reading Conversion Values

    Using the Functions Section For the DM word addresses, m = 1000 + 100 x unit number (Units #A to #F = Unit numbers 10 to 15). Note After making the DM settings from a Peripheral Device, it will be necessary to either power up the PC again or turn ON the Special I/O Unit Restart Bit in order to transfer the contents of the DM settings to the Special I/O Unit.

  • Page 35: Mean Value Processing

    Using the Functions Section 2-5-3 Mean Value Processing The Analog Input Unit can compute the mean value of the conversion values of analog inputs that have been previously sampled. Mean value processing in- volves an operational mean value in the history buffers, so it has no affect on the data refresh cycle.
  • Page 36 Using the Functions Section The history buffer operational means are calculated as shown below. (In this ex- ample there are four buffers.) 1, 2, 3... 1. With the first cycle, the data is stored with Data 1 being in all the history buff- ers.

  • Page 37: Peak Value Function

    Using the Functions Section 2-5-4 Peak Value Function The peak value function holds the maximum digital conversion value for every input (including mean value processing). This function can be used with analog input. The following diagram shows how digital conversion values are affected when the peak value function is used.
  • Page 38 Using the Functions Section The input disconnection detection signals for each input number are stored in bits 00 to 07 of IR word n+9. Specify these bits as execution conditions in order to use disconnection detection in the user’s program. Word n+9 The respective bit turns ON when a disconnection is detected for a given...

  • Page 39: Offset And Gain Adjustment

    Offset and Gain Adjustment Section Offset and Gain Adjustment This function is designed to calibrate inputs depending on the devices to be con- nected. 2-6-1 Adjustment Mode Operational Flow The following diagram shows the flow of operations when using the adjustment mode for adjusting offset and gain.

  • Page 40: Offset And Gain Adjustment Procedures

    Offset and Gain Adjustment Section Note Input adjustments can be performed more accurately in conjunction with mean value processing. 2-6-2 Offset and Gain Adjustment Procedures Specifying Input Number To specify the input number to be adjusted, write the value to the rightmost byte to be Adjusted of IR word n as shown in the following diagram.
  • Page 41 Offset and Gain Adjustment Section The following example uses input number 1 adjustment for illustration. (The unit number is 0.) 1, 2, 3... 1. Turn ON bit 00 (the Offset Bit) of IR word n+1. (Hold the ON status.) 00000 CONT SHIFT MONTR...
  • Page 42 Offset and Gain Adjustment Section While the Offset Bit is ON, the offset value will be saved to the Unit’s EE- PROM when the Set Bit turns ON. 5. To finish the offset adjustment, turn OFF bit 00 (the Offset Bit) of IR word n+1.
  • Page 43 Offset and Gain Adjustment Section 2. Check whether the input devices are connected. Voltage input – Input 1 Current input – Input 1 3. Input the voltage or current so that the conversion value is maximized (0FA0 or 07D0). The following table shows the the gain adjustment voltages and currents to be input according to the input signal range.
  • Page 44 Offset and Gain Adjustment Section Caution Do not turn OFF the power supply or restart the Unit while the Set Bit is ON (data is being written to the EEPROM). Otherwise, illegal data may be written in the Unit’s EEPROM and “Special I/O Unit Errors” may occur when the power supply is turned ON or when the Unit is restarted, causing a malfunction.

  • Page 45: Error Processing

    Error Processing Section Note The EEPROM can be overwritten 50,000 times. Error Processing 2-7-1 Troubleshooting Procedure Use the following procedure for troubleshooting Analog Input Unit errors. 1, 2, 3... 1. Error occurs. 2. Is the ERROR indicator lit? Yes: Error detected by Analog Input Unit (Refer to 2-7-2 Errors Detected by Analog Input Unit.) No: Go to the next step.

  • Page 46: Errors Detected By Cpu Unit

    Error Processing Section Note Disconnection detection (82) operates for input numbers used with a range of 1 to 5 V (4 to 20 mA). Errors indicated with 8j codes are automatically reset when proper counter- measures are taken. The errors indicated with Fj codes are cleared when the power is turned on after making the correct settings and when the Special I/O Unit Restart Bit is turned OFF, ON, and OFF again.

  • Page 47: Troubleshooting

    Error Processing Section Special I/O Unit Restart Bits Bits Functions C200HX/HG/HE C200H/HS Turning the Restart Bit 28100 AR 0100 Unit #0 Restart Bit for any Unit ON and U i ON 28101 AR 0101 Unit #1 Restart Bit then OFF again then OFF again 28102 AR 0102...
  • Page 48 Error Processing Section Conversion Values are Probable cause Countermeasure Page Inconsistent The input signals are being Change the shielded cable affected by external noise. connection to the Unit’s COM terminal. Insert a 0.01-µF to 0.1-µF ceramic capacitor or film capacitor between the input’s (+) and (–) terminals.

  • Page 49: Section 3 C200H-Da003 And C200H-Da004 Analog Output Units

    SECTION 3 C200H-DA003 and C200H-DA004 Analog Output Units This section provides the information required to install and operate a C200H-DA003 or C200H-DA004 Analog Output Unit. Specifications ............3-1-1 General Specifications .

  • Page 50: Specifications

    Specifications Section Specifications 3-1-1 General Specifications All general specifications of the C200H-DA003/DA004 Analog Output Units conform to those of the C200H, C200HS, and C200HX/HG/HE Series. 3-1-2 Performance Specifications Item C200H-DA003 C200H-DA004 Number of analog outputs Output signal range (note 1) 0 to 10 V 4 to 20 mA –10 to 10 V 1 to 5 V...

  • Page 51: Output Specifications

    Specifications Section 3-1-3 Output Specifications Range: 1 to 5 V (4 to 20 mA) Analog output signal 5.2 V (20.8mA) 5 V (20mA) 1 V (4mA) 0.8 V (3.2mA) 0000 OFA0 1068 FF38 Resolution: 4,000 Set value (16-bit binary data) Range: 0 to 10 V Analog output signal +10.5 V...

  • Page 52: Nomenclature And Functions

    Nomenclature and Functions Section Range: –10 to 10 V Analog output signal +11 V +10V –10 V –11 V 0000 F830 07D0 Resolution: 4,000 0898 F768 Set value (16-bit binary data) Nomenclature and Functions The model shown here is the C200H-DA003 Front Back Model label...

  • Page 53: Indicators

    Nomenclature and Functions Section Check to be sure that the black terminal block mounting screw is securely tight- ened to a torque of 0.5 N S m. Fasten the mounting screw. 3-2-1 Indicators The RUN and ERROR indicators show the operating status of the Unit. The fol- lowing table shows the meanings of the indicators.

  • Page 54: Operation Mode Switch

    Wiring Section 2. If two or more Special I/O Units are assigned the same unit number, an I/O UNIT OVER error will be generated and the PC will not operate. 3-2-3 Operation Mode Switch The operation mode switch on the back of the Unit is used to set the operation mode to either normal mode or adjustment mode (for adjusting offset and gain).

  • Page 55: Internal Circuitry

    Wiring Section Current Output Model (C200H-DA004) Current output 1 (–) Current output 2 (–) Current output 1 (+) Current output 2 (+) Current output 3 (–) Current output 4 (–) Current output 3 (+) Current output 4 (+) Current output 5 (–) Current output 6 (–) Current output 5 (+) Current output 6 (+)

  • Page 56: Output Wiring Examples

    Wiring Section 3-3-3 Output Wiring Examples Voltage Output Model (C200H-DA003) C200H-DA003 (Output device) (Output device) Output 1 Output 2 Output 3 Output 4 Output 5 Output 6 Output 7 Output 8 Current Output Model (C200H-DA004) (Output device) C200H-DA004 (Output device) Output 1 Output 2 Output 3...

  • Page 57: Output Wiring Considerations

    Wiring Section Note Crimp-type terminals must be used for terminal connections, and the screws must be tightened securely. Use M3 screws and tighten them to a torque of 0.5 N S m. Fork Type M3 screw 6.0 mm max. Round Type 6.0 mm max.

  • Page 58: Ir And Dm Areas

    IR and DM Areas Section IR and DM Areas The IR and DM word addresses that each Analog Output Unit occupies are set by the unit number switch on the front panel of the Unit. (For details on setting the unit number, refer to 3-2-2 Unit Number Switch.) 3-4-1 IR Area Allocation and Contents IR Area Allocation...
  • Page 59 IR and DM Areas Section Allocation for Normal For normal mode, set the operation mode switch on the rear panel of the Unit as Mode shown in the following diagram. The allocation of IR words and bits is shown in the following table. Bits Word Output...
  • Page 60 IR and DM Areas Section Allocation for For adjustment mode, set the operation mode switch on the rear panel of the Adjustment Mode Unit as shown in the following diagram. When the Unit is set for adjustment mode, the RUN indicator on the front panel of the Unit will flash. The allocation of IR words and bits is shown in the following table.

  • Page 61: Dm Allocation And Contents

    IR and DM Areas Section 3-4-2 DM Allocation and Contents DM Allocation SYSMAC C200H/C200HS/C200HX/HG/HE PC C200H-DA003/DA004 Analog Output Unit Fixed data area Data Memory (DM) DM words DM 1000 to 1099 Unit #0 DM (m) Use designation DM 1100 to 1199 Unit #1 Output signal Data is automatically...

  • Page 62: Using The Functions

    Using the Functions Section 2. For the DM word addresses, m = 1000 + 100 x unit number (Units #A to #F = Unit numbers 10 to 15). Set Values and Stored Values Item Contents Use designation Do not use. Use.

  • Page 63: Output Hold Function

    Using the Functions Section For the DM word addresses, m = 1000 + 100 x unit number (Units #A to #F = Unit numbers 10 to 15). This setting is not valid for the C200H-DA004 (current output model). The output signal range for the C200-DA004 is 4 to 20 mA, regardless of the settings.

  • Page 64: Writing Set Values

    Using the Functions Section 3-5-3 Writing Set Values Analog output set values are written to IR words n+1 through n+8. Word Function Stored value 16-bit binary data Output 1 set value Output 2 set value Output 3 set value Output 4 set value Output 5 set value Output 6 set value Output 7 set value...

  • Page 65: Output Setting Errors

    Using the Functions Section The analog output when conversion is stopped will differ depending on the out- put signal range setting. (Refer to 3-5-1 Setting Outputs and Signal Ranges.) Conversion will not begin under the following conditions even if the Conversion Enable Bit is turned ON.

  • Page 66: Offset And Gain Adjustment

    Offset and Gain Adjustment Section Offset and Gain Adjustment This function is designed to calibrate outputs depending on devices to be con- nected. 3-6-1 Adjustment Mode Operational Flow The following diagram shows the flow of operations when using the adjustment mode for adjusting offset and gain.

  • Page 67: Offset And Gain Adjustment Procedures

    Offset and Gain Adjustment Section 3-6-2 Offset and Gain Adjustment Procedures Specifying Output To specify the output number to be adjusted, write the value to the rightmost byte Number to be Adjusted of IR word n as shown in the following diagram. (Rightmost) (Leftmost) Word n...
  • Page 68 Offset and Gain Adjustment Section The following example uses output number 1 adjustment for illustration. (The unit number is 0.) 1, 2, 3... 1. Turn ON bit 00 (the Offset Bit) of IR word n+1. (Hold the ON status.) 00000 CONT SHIFT MONTR...
  • Page 69 Offset and Gain Adjustment Section Change the set value, using the Up Bit (bit 03 of word n+1) and the Down Bit (bit 02 of word n+1). Word n+1 Up Bit Down Bit While the Up Bit is ON, the resolution will be increased by 1 every 0.5 seconds.
  • Page 70 Offset and Gain Adjustment Section 6. To finish the offset adjustment, turn OFF bit 00 (the Offset Bit) of IR word n+1. CONT SHIFT MONTR 10100 10104 ^ ON ^OFF 10100 10104 OFF ^OFF RESET Caution Do not turn OFF the power supply or restart the Unit while the Set Bit is ON (data is being written to the EEPROM).
  • Page 71 Offset and Gain Adjustment Section 2. Check whether the output devices are connected. Voltage output Output 1 Current output Output 1 3. Monitor IR word n+8 and check the set value while the Gain Bit is ON. 00000 SHIFT MONTR c108 0FA0 4.
  • Page 72 Offset and Gain Adjustment Section CONT SHIFT MONTR 10102 c108 ^OFF 0FA0 The bit will remain ON until the output becomes an appropriate value, at which time, it will turn OFF. 10102 c108 PLAY 0F9F 10102 c108 0F9F RESET 5. Check the 10V/5V/20mA output, and then turn bit 04 (the Set Bit) of IR word n+1 OFF, ON, and then OFF again.
  • Page 73 Offset and Gain Adjustment Section Clearing Offset and Gain Follow the procedure outlined below to return the offset and gain adjusted val- Adjusted Values ues to their default settings. The following example uses output number 1 adjustment for illustration. (The unit number is 0.) 1, 2, 3...

  • Page 74: Error Processing

    Error Processing Section Error Processing 3-7-1 Troubleshooting Procedure Use the following procedure for troubleshooting Analog Input Unit errors. 1, 2, 3... 1. Error occurs. 2. Is the ERROR indicator lit? Yes: Error detected by Analog Output Unit (Refer to 3-7-2 Errors Detected by Analog Output Unit.) No: Go to the next step.

  • Page 75: Errors Detected By Cpu Unit

    Error Processing Section 3-7-3 Errors Detected by CPU Unit When the CPU Unit detects an error at a Special I/O Unit, it outputs to the CPU’s SR and AR areas as shown below. Special I/O Unit Error Flag Error Contents CPU Unit status LED indicators 25415...

  • Page 76: Troubleshooting

    Error Processing Section Special I/O Unit Restart Bits Bits Functions C200HX/HG/HE C200H/HS Turning the Restart Bit 28100 AR 0100 Unit #0 Restart Bit for any Unit ON and U i ON 28101 AR 0101 Unit #1 Restart Bit then OFF again then OFF again 28102 AR 0102...

  • Page 77: Section 4 C200H-Mad01 Analog I/O Unit

    SECTION 4 C200H-MAD01 Analog I/O Unit This section provides the information required to install and operate a C200H-MAD01 Analog I/O Unit. Specifications ............4-1-1 General Specifications .

  • Page 78: Specifications

    Specifications Section Specifications 4-1-1 General Specifications All general specifications of the C200H-MAD01 Analog I/O Unit conform to those of the C200H, C200HS, and C200HX/HG/HE Series. 4-1-2 Performance Specifications C200H-MAD01 Item Voltage I/O Current I/O Input Number of analog inputs Input signal range (note 0 to 10 V 4 to 20 mA –10 to 10 V...

  • Page 79: Input Specifications

    Specifications Section 4. A/D conversion time is the time it takes for an analog signal to be stored in memory as converted data after it has been input. It takes at least one cycle before the converted data is read by the CPU Unit. D/A conversion time is the time required for converting and outputting the PC data.

  • Page 80: Output Specifications

    Specifications Section Range: –10 to 10 V Conversion value (16-bit binary data) 0898 07D0 Resolution: 4,000 0000 F830 F768 –10 V +10 V –11 V +11 V Analog input signal 4-1-4 Output Specifications Range: 1 to 5 V (4 to 20 mA) Analog output signal 5.2 V (20.8mA) 5 V (20mA)
  • Page 81 Specifications Section Range: 0 to 10 V Analog output signal +10.5 V +10 V –0.5 V 0000 OFA0 Resolution: 4,000 FF38 1068 Set value (16-bit binary data) Range: –10 to 10 V Analog output signal +11 V +10 V –10 V –11 V 0000 F830...

  • Page 82: Nomenclature And Functions

    Nomenclature and Functions Section Nomenclature and Functions Front Back Model label Indicators Unit number setting switch Operation mode switch Terminal block mounting screw (black M3) External input terminal block (M3) Backplane connector The terminal block is attached by a connector. It can be removed by loosening the black mounting screw.

  • Page 83: Unit Number Switch

    Nomenclature and Functions Section 4-2-2 Unit Number Switch The CPU Unit and Analog I/O Unit exchange data via the IR area and the DM area. The IR and DM word addresses that each Analog Input Unit occupies are set by the unit number switch on the front panel of the Unit. Always turn off the power before setting the unit number.

  • Page 84: Wiring

    Wiring Section Wiring 4-3-1 Terminal Arrangement The signal names corresponding to the connecting terminals are as shown in the following diagram. Voltage output 1 (+) Voltage output 2 (+) Voltage/current output 1 (–) Voltage/current output 2 (–) B1 Current output 1 (+) Current output 2 (+) Current input 1 Current input 2...

  • Page 85: Line Breakage While Using Voltage Input

    Wiring Section Output Circuitry (Voltage Output) Output switch and Voltage conversion output (+) circuit Voltage output (–) AG (common to all outputs) Output Circuitry (Current Output) Internal power supply Output switch and conversion circuit Current output (+) Current output (–) AG (common to all outputs) 4-3-3 Line Breakage while Using Voltage Input Con-...

  • Page 86: I/O Wiring Example

    Wiring Section If a line breakage occurs while using the voltage input, either separate the power supply from the connected device or use an isolator for each input to avoid the following problem. If the line breakage occurs at point A or B as shown in the preceding diagram while power is shared by the connected devices, a short-circuit line will be formed as indicated by the dotted line in the above illustration, thus generating a voltage of approximately one-third to two-thirds of the voltage output from the...

  • Page 87: I/O Wiring Considerations

    Wiring Section 4. Crimp-type terminals must be used for terminal connections, and the screws must be tightened securely. Use M3 screws and tighten them to a torque of 0.5 N S m. Fork Type M3 screw 6.0 mm max. Round Type 6.0 mm max.

  • Page 88: Ir And Dm Areas

    IR and DM Areas Section IR and DM Areas 4-4-1 IR Area Allocation and Contents IR Area Allocation SYSMAC C200H/C200HS/C200HX/HG/HE PC C200H-MAD01 Analog I/O Unit (I/O refresh data area) (Work area) Normal Mode Words IR n IR 100 to 109 Unit #0 OUT refresh IR n+4...
  • Page 89 IR and DM Areas Section Allocation for Normal For normal mode, set the operation mode switch on the rear panel of the Unit as Mode shown in the following diagram. The allocation of IR words and bits is shown in the following table. Bits Word Output...
  • Page 90 IR and DM Areas Section Allocation for For adjustment mode, set the operation mode switch on the rear panel of the Adjustment Mode Unit as shown in the following diagram. When the Unit is set for adjustment mode, the RUN indicator on the front panel of the Unit will flash. The allocation of IR words and bits is shown in the following table.

  • Page 91: Dm Allocation And Contents

    IR and DM Areas Section 4-4-2 DM Allocation and Contents DM Allocation SYSMAC C200H/C200HS/C200HX/HG/HE PC C200H-MAD01 Analog I/O Unit (Work area) (Fixed data area) Word I/O conversion DM 1000 to 1099 DM (m) Unit #0 permission loop mode setting DM 1100 to 1199 Unit #1 Input signal range DM 1200 to 1299...
  • Page 92 IR and DM Areas Section DM Allocation Contents The following table shows the allocation of DM words and bits for both normal and adjustment mode. Bits DM word DM (m) Not used. Ratio conversion use Not used. Use desig- Not used. Use desig- designation nation...

  • Page 93: Analog Input Functions

    Analog Input Functions Section Analog Input Functions 4-5-1 Setting Inputs and Signal Ranges Input Numbers The Analog I/O Unit only converts analog inputs specified by input numbers 1 and 2. In order to specify the analog inputs to be used, turn ON from a Peripheral Device the DM bits shown in the following diagram.

  • Page 94: Reading Conversion Values

    Analog Input Functions Section 4-5-2 Reading Conversion Values Analog input conversion values are stored for each input number, in IR words n+5 and n+6. Word Function Stored value Input 1 conversion value 16-bit binary data Input 2 conversion value For the IR word addresses, n = 100 + 10 x unit number. For Units #A to #F (10 to 15), n = 400 + 10 x (unit number –...
  • Page 95 Analog Input Functions Section When mean value processing is used together with the peak value function, the mean value will be held. To specify whether or not mean value processing is to be used, and to specify the number of history buffers for mean data processing, use a Peripheral Device to make the settings in DM m+6 and DM m+7 as shown in the following table.

  • Page 96: Peak Value Function

    Analog Input Functions Section 4. With the fourth cycle, the Data 4 data is stored in the first history buffer. Data 4 Data 3 (Mean value Conversion value processing) Data 2 Data 1 Mean value = (Data 4 + Data 3 + Data 2 + Data 1) B 4 5.

  • Page 97: Input Disconnection Detection Function

    Analog Input Functions Section In the following example, the peak value function is in effect for input number 1, and the unit number is 0. Input condition The maximum 10004 conversion data value is held for input number 1. When mean value processing is used together with the peak value function, the mean value will be held.

  • Page 98: Analog Output Functions

    Analog Output Functions Section Analog Output Functions 4-6-1 Setting Outputs and Signal Ranges Output Numbers The Analog Output Units only convert analog outputs specified by output num- bers 1 and 2. In order to specify the analog outputs to be used, use a Peripheral Device to turn ON the DM bits shown in the following diagram.

  • Page 99: Output Hold Function

    Analog Output Functions Section 4-6-2 Output Hold Function The Analog I/O Unit stops conversion under the following circumstances, and output the value set by the output hold function. 1, 2, 3... 1. When the Conversion Enable Bit is OFF. (Refer to 4-4-1 IR Area Allocation and Contents and 4-6-4 Starting and Stopping Conversion.) 2.

  • Page 100: Starting And Stopping Conversion

    Analog Output Functions Section Use MOV(21) or XFER(70) to write values in the user program. Example 1 In this example, the set value from only one input is read. (The unit number is #0.) Input condition The set value stored in DM 0001 MOV (21) is written to IR word 101 (output DM0001...

  • Page 101: Output Setting Errors

    Ratio Conversion Function Section 4-6-5 Output Setting Errors If the analog output set value is outside of the range, a setting error signal will be stored in IR word n+9 (bits 00 and 02). To use disconnection detection with the user’s program, set these bits as execution conditions in the ladder program.
  • Page 102 Ratio Conversion Function Section Negative Gradient (Analog output) = F – A x (Analog input) + B Conversion ∆Y ∆X Analog output ∆Y ∆X Analog input F: Output range maximum A: Ratio set value 0 to 99.99 (BCD) B: Bias 8000 to 7FFF (16-bit binary data) Specifying I/O To specify the use of Loop 1 and Loop 2 and their I/O relationships, set bits 08 to...

  • Page 103: Adjustment Mode Operational Flow

    Offset and Gain Adjustment Section Offset and Gain Adjustment This function is designed to calibrate inputs or outputs depending on devices to be connected. 4-8-1 Adjustment Mode Operational Flow The following diagram shows the flow of operations when using the adjustment mode for adjusting offset and gain.

  • Page 104: Offset And Gain Adjustment

    Offset and Gain Adjustment Section Caution Be sure to turn off the power to the PC before mounting or removing any Units. If the I/O table is registered in the PC, an I/O setting error may occur, not allowing any adjustment. In such a case, either cancel the I/O table or create the I/O table again.

  • Page 105: Input Offset And Gain Adjustment Procedures

    Offset and Gain Adjustment Section Offset Adjustment The procedure for adjusting the analog input offset is explained below. As shown in the following diagram, the offset is adjusted by sampling inputs so that the conversion value becomes 0. 0FA0 Input signal range: –10 to 10 V 10 V Offset adjustment input range...
  • Page 106 Offset and Gain Adjustment Section 3. Input the voltage or current so that the conversion value becomes 0000. The following table shows the the offset adjustment voltages and currents to be input according to the input signal range. Input signal range Input voltage/current Input range 0 to 10 V...
  • Page 107 Offset and Gain Adjustment Section Gain Adjustment The procedure for adjusting the analog input gain is explained below. As shown in the following diagram, the gain is adjusted by sampling inputs so that the con- version value is maximized. Gain adjustment input range 0FA0 Input signal range: 0 to 10 V...
  • Page 108 Offset and Gain Adjustment Section 4. With the voltage or current having been input so that the conversion value for the Analog I/O Unit is maximized (0FA0 or 07D0), turn bit 04 (the Set Bit) of IR word n+1 ON and then OFF again. CONT SHIFT MONTR...
  • Page 109 Offset and Gain Adjustment Section 2. Turn bit 04 of IR word n+1 ON and then OFF again. CONT SHIFT MONTR 10104 10105 ^OFF ^ ON 10104 10105 PLAY ^ ON 10104 10105 ^ ON RESET While the Clear Bit is ON, the default offset and gain values will be saved to the Unit’s EEPROM when the Set Bit turns ON.

  • Page 110: Output Offset And Gain Adjustment Procedures

    Offset and Gain Adjustment Section PRES VAL? c100 0000 ???? c100 0011 WRITE Bits Used for Adjusting The IR word n+1 bits shown in the following diagram are used for adjusting offset Offset and Gain and gain. Word n+1 Offset Adjustment The procedure for adjusting the analog output offset is explained below.
  • Page 111 Offset and Gain Adjustment Section 2. Check whether the output devices are connected. Voltage output Output 1 Current output Output 1 3. Monitor IR word n+8 and check the set value while the Offset Bit is ON. 00000 SHIFT MONTR c108 0000 4.
  • Page 112 Offset and Gain Adjustment Section CONT SHIFT MONTR 10102 c108 ^OFF 0000 The bit will remain ON until the output becomes an appropriate value, at which time, it will turn OFF. 10102 c108 PLAY FFFF 10102 c108 FFFF RESET 5. Check the 0V/1V/4mA output, and then turn bit 04 (the Set Bit) of IR word n+1 ON and then OFF again.
  • Page 113 Offset and Gain Adjustment Section Gain Adjustment The procedure for adjusting the analog output gain is explained below. As shown in the following diagram, the set value is adjusted so that the analog output is maximized (to 10V/5V/20mA). Gain adjustment output range 10 V Output signal range: 0 to 10 V...
  • Page 114 Offset and Gain Adjustment Section 3. Monitor IR word n+8 and check the set value while the Gain Bit is ON. 00000 SHIFT MONTR c108 0FA0 4. Change the set value so that the output voltage and output current are as shown in the following table.
  • Page 115 Offset and Gain Adjustment Section 5. Check the 10V/5V/20mA output, and then turn bit 04 (the Set Bit) of IR word n+1 ON and then OFF again. CONT SHIFT MONTR 10104 10102 c108 ^OFF ^ OFF 0F9F 10104 10102 c108 PLAY ^ OFF 0F9F 10104 10102 c108...

  • Page 116: Troubleshooting Procedure

    Error Processing Section 2. Turn bit 04 of IR word n+1 ON and then OFF again. CONT SHIFT MONTR 10104 10105 ^OFF ^ ON 10104 10105 PLAY ^ ON 10104 10105 ^ ON RESET While the Clear Bit is ON, the default offset and gain values will be saved to the Unit’s EEPROM when the Set Bit turns ON.

  • Page 117: Error Processing

    Error Processing Section 4-9-2 Errors Detected by Analog I/O Unit When an error occurs at the Analog I/O Unit, the ERROR indicator on the front panel of the Unit lights and the error code is stored in bits 08 to 15 of IR word n+9. Word n+9 Error code Disconnection...

  • Page 118: Errors Detected By Analog I/O Unit

    Error Processing Section 4-9-3 Errors Detected by CPU Unit When the CPU Unit detects an error at a Special I/O Unit, it outputs to the CPU Unit’s SR and AR areas as shown below. Special I/O Unit Error Flag Error Contents CPU Unit status LED indicators...

  • Page 119: Restarting Special I/O Units

    Error Processing Section 4-9-4 Restarting Special I/O Units There are two ways to restart Special I/O Unit operation after having changed DM contents or having corrected the cause of an error. The first way is to power up the PC again, and the second way is to turn the Special I/O Unit Restart Bit ON and then OFF again.
  • Page 120 Error Processing Section Value Does Not Change Probable cause Countermeasure Page as Intended The input device’s signal range Check the specifications of the does not match the input signal input device, and match the range for the relevant input number settings for the input signal ranges.

  • Page 121: A Dimensions

    Appendix A Dimensions External Dimensions Unit: mm C200H-AD003 C200H-DA003 C200H-DA004 C200H-MAD01 100.7 34.5 126.2...

  • Page 122: B Changes From Earlier Models

    Appendix B Changes From Earlier Models Differences Between C200H-AD003 and C200H-AD001/AD002 Functions Conversion Permission Setting With the C200H-AD003, in contrast to the C200H-AD001/002, use designation inputs must be set in advance to “1: Use.” A/D Conversion Data Identification Setting Only the C200H-AD002 has this function; the C200H-AD003 does not. Data is always output in 16-bit binary, and a BCD display can be created using a ladder program.
  • Page 123 Changes From Earlier Models Appendix B Error Codes Error codes have been provided for the C200H-AD003. DM area setting errors and errors during operation are stored in the IR area when the ERR indicator lights. (Refer to 2-7-2 Errors Detected by Analog Input Unit.) BROKEN WIRE Indicator The C200H-AD003 does not have a BROKEN WIRE indicator.

  • Page 124: C Sample Programs

    Appendix C Sample Programs Sample Program 1: Obtaining Analog Input Unit Conversion Values This is a program for obtaining the Analog Input Unit’s conversion values. Individual input values are obtained by MOV(21) when their Disconnection Detection Flags turn OFF. (With the C200H-AD003, there are no causes for errors in normal mode other than disconnections, so a disconnection can be determined merely by seeing that bit 15 of word 109 is ON.) Unit Settings...
  • Page 125 Sample Programs Appendix C Program Example Execution condition MOV(21) DM0000 Set value Reset condition 10915 Output Setting Error Flag Output Setting Error Flag Sample Program 3: Upper- and Lower-limit Alarm (Regular Monitoring) Comparisons are made to the upper and lower limits of the A/D conversion values or D/A output values from the beginning of operation.
  • Page 126 Sample Programs Appendix C Program Example The following program can be executed only with the C200HS, C200HX/HG/HE CPU Units. Operation condition ZCP(88) Conversion value Lower limit (16-bit binary) DM0000 Upper limit (16-bit binary) DM0001 25506(=) 25503((ERR) Alarm Flag Sample Program 4: Upper- and Lower-limit Alarm (With Sequence) Comparisons are made to the upper and lower limits of the A/D conversion values or D/A output values after the value falls within the range between the upper limit and lower limit following the beginning of operation.
  • Page 127 Sample Programs Appendix C Sample Program 5: Scaling A/D conversion values are converted into BCD data whose full scale is set by the lower-limit value data and upper- limit value data and retrieved as scaling data. The DM 0000 value will vary depending on the input signal range of the input number subject to scaling.
  • Page 128 Sample Programs Appendix C • DM Area Setting Digital value for –5% DM0000: 00C8 DM0001: (Used for calculation) Conversion value +C8 (-5% portion) DM0002: 0000 Lower limit: BCD DM0003: 0000 Lower limit +C8 (-5% portion): BIN DM0004: 4400 Upper limit: BCD Used with SCL instruction DM0005: 1130 Upper limit +C8 (+5% portion): BIN...
  • Page 129 Sample Programs Appendix C • DM Area Setting DM0000: 00C8 Digital value for –5% DM0001: (Used for calculation) Conversion value +C8 (-5% portion) DM0002: 0100 Lower limit: BCD DM0003: 0000 Lower limit +C8 (-5% portion): BIN DM0004: 0500 Upper limit: BCD Used with SCL instruction DM0005: 1130 Upper limit +C8 (-5% portion): BIN...
  • Page 130 Sample Programs Appendix C Program Example The following program can be executed only with the C200HS, C200HX/HG/HE CPU Units. • Data Flow (Unit Number 0): Word 101 (AD Conversion Value) → Words 201 and 202 (Conversion Results) Execution condition MOV(21) 16-bit binary data DM0000 MOV(21)
  • Page 131 Sample Programs Appendix C Program Example The following program can be executed only with the C200HS, C200HX/HG/HE CPU Units. • Data Flow (Unit Number 0): Word 101 (AD Conversion Value) → Word 200 (Calculation Result) Execution condition ADB(50) Conversion value + Negative number DM0000 DM0001...
  • Page 132 Sample Programs Appendix C Program Example The following program can be executed only with the C200HS, C200HX/HG/HE CPU Units. • Data Flow (Unit Number 0): Word 101 (AD Conversion Value) → DM 0001 (Mean Value Result) Execution condition Conversion value #101 Number of samplings #0064...

  • Page 133: D Data Memory Coding Sheet

    Appendix D Data Memory Coding Sheet C200H-AD003 Setting contents DM word DM jj00 DM jj01 DM jj02 DM jj03 DM jj04 DM jj05 DM jj06 DM jj07 DM jj08 DM jj09...
  • Page 134 Data Memory Coding Sheet Appendix D Setting contents DM word Use designation Use Designation Input signal range setting Input 1: Mean value processing setting Input 2: Mean value processing setting 0: Do not use. Input 3: Mean value processing setting 1: Use.
  • Page 135 Data Memory Coding Sheet Appendix D C200H-DA003/DA004 Setting contents DM word DM jj00 DM jj01 DM jj02 DM jj03 DM jj04 DM jj05 DM jj06 DM jj07 DM jj08 DM jj09...
  • Page 136 Data Memory Coding Sheet Appendix D Setting contents DM word Use designation Use Designation Output signal range setting Output 1: Output status when con- version stopped Output 2: Output status when con- version stopped Output 3: Output 0: Do not use. status when con- 1: Use.
  • Page 137 Data Memory Coding Sheet Appendix D C200H-MAD01 Setting contents DM word DM jj00 DM jj01 DM jj02 DM jj03 DM jj04 DM jj05 DM jj06 DM jj07 DM jj08 DM jj09 DM jj10 DM jj11 DM jj12 DM jj13...
  • Page 138 Data Memory Coding Sheet Appendix D Use Designation Setting contents DM word 0: Do not use. 1: Use Loop use Input use Output use designation designation designation Input signal Output signal range setting range setting Output 1: Output status when conversion stopped Output 2: Output status 00: Do not use.

  • Page 139: Index

    Index CPU Unit, Special I/O Unit Error Flag C200H-AD003, 34 C200H-DA003, 63 A constant, 91 C200H-DA004, 63 C200H-MAD01, DM set value, 80 C200H-MAD01, 107 adjustment mode crimp-type terminals, torque C200H-AD003, IR area allocation, 19 C200H-AD003, 16 C200H-DA003, IR area allocation, 48 C200H-DA003, 45 C200H-DA004, IR area allocation, 48 C200H-DA004, 45...
  • Page 140 Index F–G C200H-AD003, 11 DM set value, 21 setting, 21 field devices, 4 C200H-MAD01, 67 DM set value, 80 gain adjustment function, 3 setting, 81 bits used C200H-AD003, 28 inputs C200H-DA003, 55 C200H-AD003 C200H-DA004, 55 IR adjustment mode set value, 19 C200H-MAD01 for input, 93 setting, 21 C200H-MAD01 for output, 99...
  • Page 141 Index nomenclature output signal ranges C200H-AD003, 12 C200H-DA003, 39 C200H-DA003, 40 DM set value, 50 setting, 50 C200H-DA004, 40 C200H-DA004, 39 C200H-MAD01, 70 DM set value, 50 normal mode setting, 50 C200H-AD003, IR area allocation, 18 C200H-MAD01, 68 C200H-DA003, IR area allocation, 47 DM set value, 80 C200H-DA004, IR area allocation, 47 setting, 86...
  • Page 142 Index settings, procedure, 8 troubleshooting C200H-AD003, 33, 35 signal names C200H-DA003, 62, 64 C200H-AD003, 14 C200H-DA004, 62, 64 C200H-DA003, 42 C200H-MAD01, 105, 108 C200H-DA004, 43 C200H-MAD01, 72 Slave Racks, 5 U–W Special I/O Unit Error Flags C200H-AD003, 34 unit number switch, 7 C200H-DA003, 63 C200H-AD003, 13 C200H-DA004, 63...

  • Page 143: Revision History

    Revision History A manual revision code appears as a suffix to the catalog number on the front cover of the manual. Cat. No. W325-E1-04 Revision code The following table outlines the changes made to the manual during each revision. Page numbers refer to the previous version.
  • Page 144 Wegalaan 67-69, NL-2132 JD Hoofddorp The Netherlands Tel: (31)2356-81-300/Fax: (31)2356-81-388 OMRON ELECTRONICS LLC 1 East Commerce Drive, Schaumburg, IL 60173 U.S.A. Tel: (1)847-843-7900/Fax: (1)847-843-8568 OMRON ASIA PACIFIC PTE. LTD. 83 Clemenceau Avenue, #11-01, UE Square, Singapore 239920 Tel: (65)6835-3011/Fax: (65)6835-2711...
  • Page 145 Authorized Distributor: Cat. No. W325-E1-04 Note: Specifications subject to change without notice. Printed in Japan...

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