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Minebea CSD-819D Instruction Manual

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Digital Peak Holder
CSD-819D
Instruction Manual
EN294-2037

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Summary of Contents for Minebea CSD-819D

  • Page 1 Digital Peak Holder CSD-819D Instruction Manual EN294-2037...

  • Page 3: Introduction

    Introduction Thank you for purchasing the CSD-819D Digital Peak Holder. This manual contains important information to ensure correct and safe use of this product. Please be sure to read the “Safety Precautions” thoroughly and make sure you understand the details before using the product.
  • Page 4 Guide to Reading this Document █ The meanings of the indications and markings used in this document are explained below. Marking Description This indicates circumstances in which incorrect handling may result in death or WARNING serious injury to users. Avoid the actions described here at all times. This indicates circumstances in which incorrect handling may result in injury to CAUTION users or damage to property.
  • Page 5 Panel mounting brackets: ×2 Startup Guide (Japanese): ×1 Startup Guide (English): ×1 デジタルピークホルダ DIGITAL PEAK HOLDER スタートガイド このたびは 、 CSD-819Dをご購入いただき 、 誠にありがとうございます 。 このたびは 、 CSD-819Dをご購入いただき 、 誠にありがとうございます 。 本書 「スタートガイド 」 では、 本器の設置方法 、 ロードセルとの接続方法 、 校正手順を説明 本書 「スタートガイド 」 では、 本器の設置方法 、 ロードセルとの接続方法 、 校正手順を説明...

  • Page 6: Safety Precautions

    Safety Precautions This section describes important information to ensure correct and safe use of this product. Before using this product, ensure you thoroughly understand the following information, observe the instructions, and handle the product with care. Installation Location █ Install in a location where temperature and humidity conditions are within the ranges described below.
  • Page 7 Usage and Operation Precautions █ The equipment must always be calibrated before using for the first time or after replacing a strain gage based transducer. Failure to calibrate may result in incorrect measurement results or malfunctions, and may possibly damage peripheral CAUTION equipment.
  • Page 8 CE Compliance █ This equipment conforms to the following standards: EN IEC 61326-1:2021 “Electrical equipment for measurement, control, and laboratory use - EMC requirements” “Immunity requirements for equipment intended to be used in industrial locations” EN 61010-1:2010+A1:2019 “Safety Requirements for Electrical Equipment for Measurement, Control, and Laboratory Use” RoHS directive compliance The usage conditions to ensure the compliance of the equipment with this standard are as follows: •...

  • Page 9: Revision History

    Revision History Date Manual No. Revision details 2024/5 EN294-2037 New, ROM Ver. 1.000...

  • Page 10: Table Of Contents

    Contents Introduction ________________________________________________________________________ i Safety Precautions ________________________________________________________________ iv Revision History __________________________________________________________________ vii 1. Part Names and Functions ___________________________________________________ 1 Front (Front Panel) ......................... 1 1.1.1 Display ..........................1 1.1.2 Operation Panel ......................2 Rear (Rear Panel) ..........................3 Top and Sides ........................... 4 1.3.1 Top............................
  • Page 11 4.2.3 Calibration Fine Adjustment and Resetting ............29 4.2.4 Calibration Procedure (CCAL) ................. 30 4.2.5 Calibration Procedure (LCAL).................. 35 4.2.6 Zero Fine Adjustment ....................41 4.2.7 Span Fine Adjustment ....................43 4.2.8 Calibration to Re-register Zero Point Only ............44 4.2.9 Symmetry Correction (Negative Side Span Fine-Adjustment) ....
  • Page 12 6.5.1 Display Frequency Selection ................... 77 6.5.2 Decimal Point Display Position Selection ............77 6.5.3 About the Load Display Range ................77 Using Peak/Bottom Hold ......................78 6.6.1 Related Functions ......................78 6.6.2 Peak Hold Function with Entire Section Specified ......... 79 6.6.3 Peak Hold Function with Section Specified ............
  • Page 13 7.3.5 Data format ........................ 123 7.3.6 Communication Function Data ................129 7.3.7 Calibration Command .................... 134 7.3.8 Communication Error Processing ..............157 RS-422/485 Interface ....................... 158 7.4.1 Related Functions ..................... 158 7.4.2 Interface Specifications ..................158 7.4.3 Data Transfer Procedure ..................159 7.4.4 Connector Pin Layout and Connections ............

  • Page 15: Part Names And Functions

    Indicates the value currently measured in measurement mode. The status or settings are displayed respectively in calibration and setting modes. ② Status display Indicates the CSD-819D status. SEL.1, SEL.2 Illuminate depending on the calibration number selected. CHECK Illuminates when CHECK is on.

  • Page 16: Operation Panel

    1.1.2 Operation Panel The main functions of the individual keys are described here. For more details of key operations, see “4.1 Operating Instructions”. Resets the display to zero (easy zero adjustment). ⑦ Switches to function mode. ⑧ Switches between peak mode and tracking mode. ⑨...

  • Page 17: Rear (Rear Panel)

    1.2 Rear (Rear Panel) ① Load cell and monitor output Used to connect strain gage based transducers, such as load cells. (Here, strain gage based connector transducers are referred to simply as load cells.) Also used to connect the monitor output to external devices.

  • Page 18: Top And Sides

    1.3 Top and Sides 1.3.1 Top ① ② ③ Serial number Indicates the serial number of the equipment. ① ② Fitted options Circles marked under numbers corresponding to options fitted to the equipment. The numbers correspond to the following options: 07: Current output 31: Voltage input 44: External control voltage input type circuit...

  • Page 19: Sides

    1.3.2 Sides ① Bracket attachment slots Used for attaching the dedicated panel mounting ① brackets when the equipment is installed in a control panel. For details of the installation procedures, see “2.1 Installation”.

  • Page 20: Installation

    2. Installation 2.1 Installation 2.1.1 Control Panel Installation Procedure When mounting the equipment in a control panel, use the panel mounting brackets provided. If the equipment is to be used in an environment where water droplets or dust may be present, insert the panel mounting seal provided between the equipment and the control panel (cabinet).

  • Page 21: External Dimensions

    2.1.2 External dimensions Units: mm 2.1.3 Panel Cutting Dimensions Units: mm...

  • Page 22: Connections

    3. Connections 3.1 Wiring precautions The following points must be strictly observed regarding the connections for CAUTION this equipment. Failure to do so may result in unforeseen failure, damage, or malfunctions. Always turn off the power before connecting wires.  The connector board at the rear of the equipment is made of resin.
  • Page 23 The analog specifications of this device are shown below. Specifications Details Bridge power supply 10 V DC ± 0.5 V within 60 mA (Changeable to 5 V DC or 2.5 V DC） Applicable transducers At 10 V DC Up to 2 pieces of strain gage applied transducers (350 Ω) are connectable.
  • Page 24 Mount the plug on the equipment connector and tighten the two screws (B) at both ends of the plug.
  • Page 25 For details of the bridge power supply setting, see “6.8 Switching Bridge Power Supply Voltage”. Connection between one load cell and the CSD-819D Load cell ロードセル A C D B E ＋...
  • Page 26 1.25 - 4 or 2 - 4 To load cell to CSD-819D • If the total CAB-502 length is 30 m or greater, the input voltage to the equipment may drop due to the resistance of the cable, which may affect the guarantee regarding...
  • Page 27 Connection between two to four load cells, a summing type junction box (B-307), and the CSD-819D Load cell Junction box Load cell Load cell Load cell CAB-502 total length not exceeding 30 m Load cell White Green Blue Yellow (shield)
  • Page 28 Connection between two to four load cells, a summing type junction box (SB-310), and the CSD-819D JJunction box Load cell Load cell Load cell Load cell CAB-502 total length not exceeding 30 m Compatible crimp SB-310 internal terminal connection diagram...

  • Page 29: Monitor Output Connection

    3.2.2 Monitor Output Connection A voltage proportional to the input from a load cell can be extracted as a monitor output. The monitor output can be used when you wish to observe or record waveforms using a recorder. The monitor output will be as follows per input signal width of 1 mV/V according to the voltage applied to the load cell.

  • Page 30: Analog Output Connection

    3.2.3 Analog Output Connection The standard equipment configuration provides analog output in the form of voltage output. Current output can be used as an option instead of the voltage output. The terminal layout of the analog output connector board is shown below. Terminal Signal Description...
  • Page 31 Use the screwdriver to press in the release button and at the same time insert the wire into the wire opening as far as it will go. Wire • If using a ferrule connector, you can insert the ferrule connector into the wire opening without pressing the release button.
  • Page 32 The specifications and wiring for the various output types are shown below. Standard equipment (with voltage output) █ The standard equipment configuration provides analog output in the form of voltage output. The specifications and connections for voltage output are as shown below. Voltage output -10.0 V to 10.0 V DC For “-OL”...
  • Page 33 With current output (option) █ The specifications and connections for current output are as shown below. Current output 4.0 mA to 20.0 mA DC For “-OL” indication Approx. 2.4 mA DC Overload For “OL” indication Approx. 21.6 mA DC Load resistance Max.

  • Page 34: External Control Input/Output Connection

    3.2.4 External Control Input/Output Connection External control input/output connector connections █ To remotely control the equipment or verify its status, the external control input/output connector is used. The terminal layout of the external control input/output connector is shown below. Terminal Terminal Purpose Purpose...
  • Page 35 External control input connections █ The types of external control input consist of a no-voltage contact input type (standard) and a voltage input type (option). The no-voltage contact input type circuit inputs signals by short-circuiting/opening the path between the input and COM1 terminals. To short, use contact (such as relays and switches) or non-contact methods (such as open collector output).
  • Page 36 The external control output circuit consists of a semiconductor relay output (photo MOS relay output). A positive common connection or negative common connection can be used. The equivalent circuit for the external control output is shown below. +Vext CSD-819D interior COM2 With positive common connection 0.047 μ...

  • Page 37: Power And Ground Connections

    3.2.5 Power and Ground Connections Power supply terminal board connections █ Connect the power supply using round or spade-type crimp terminals. • The tightening torque for the set screws on the terminal board is as follows: Set screw tightening torque Terminal board 0.6 Nm •...

  • Page 38: Operation

    4. Operation 4.1 Operating Instructions This section describes how to operate the equipment using the keys on the front panel. 4.1.1 Measurement Mode and Key Operation ■ Measurement mode This mode displays the current load and status when the equipment power is turned on. •...
  • Page 39 (CAL- Z/ ) key █ ◁ When Operated in Measurement Mode Using the key on its own Decrements the comparison value selection display in sequence from 4 to 0 and then back to 4, and displays the comparison value setting for the number selected. Pressing the key for at least two seconds Selects easy zero calibration.

  • Page 40: Mode Selection

    (CHECK) key █ When Operated in Measurement Mode Turns on the CHECK function, and “CHECK” lights up on the status display. The load equivalent to the value set using F-11 is also added to the load display. Pressing again turns off the CHECK function and returns to the previous state.

  • Page 41: Mode Overview

    4.1.3 Mode Overview FUNC Function Mode Used to set and enable/disable functions. CCAL Electrical calibration mode This is a calibration method in which the load is set to zero (initial load state including tare), and the output of the load cell at the maximum reading (maximum load) is registered (converted to mV/V).

  • Page 42: Calibration

    4.2 Calibration 4.2.1 What is Calibration? To ensure the electrical signal from a measuring device (load cell) displayed as a load is accurate, the reading on the equipment must match the load acting on the measuring device. This is referred to as calibration.

  • Page 43: Selecting Calibration Method

    • The equipment must always be calibrated before it is used for the first time, or after replacing a load cell. Failure to calibrate may result in incorrect measurement results or malfunctions, and may possibly damage peripheral equipment. Likewise, recalibrate the equipment if it has already been calibrated but gives CAUTION incorrect results.

  • Page 44: Calibration Procedure (Ccal)

    4.2.4 Calibration Procedure (CCAL) This section describes the procedure for calibration from the initially shipped state. • Before calibrating, be sure to cancel the correction data using zero setting (using F-98 and entering “Zero Set Clear” for the external control input) and disable PEAK.
  • Page 45 Press the key from the display to display * The decimal point is displayed at the currently stored position. 記憶されている Stored position 位置 Set the desired decimal point position. Use the key or key to select the desired position. The decimal point position changes in the sequence Set position [0 (none)], [0.0], [0.00], [0.000], [0.0000].
  • Page 46 Press the key from the display to display * The currently stored maximum reading is displayed. • The blinking smallest digit will be as follows depending on the minimum scale division setting: Minimum scale division 1, 2, 5: 10⁰ digit 記憶されている...
  • Page 47 Press the key from the display to display * The currently stored maximum reading is displayed. Blink Set the desired span calibration value. key: Selects the digit to be altered. key: Alters the value of the digit to be altered. Set span •...
  • Page 48 With only the initial load or tare applied to the measuring device, read off the load cell output, then store the zero point. Press the key with displayed. blinks and the zero point is read in. • Take care to avoid load fluctuations here, such as due to vibration.

  • Page 49: Calibration Procedure (Lcal)

    Error indications during measurement after calibration has been completed Lights up when the load reading exceeds +110 % of the maximum reading. Lights up when the load reading is below -110 % of the maximum reading. * Check parameters such as the calibration conditions to ensure that the load reading is not ±110% of the maximum reading.
  • Page 50 Press the key from the display to display * The decimal point is displayed at the currently stored position. 記憶されている Stored position 位置 Set the desired decimal point position. Use the key or key to select the desired position. The decimal point position changes in the sequence [0 (none)], [0.0], [0.00], [0.000], [0.0000].
  • Page 51 Press the key from the display to display * The currently stored maximum reading is displayed. • The blinking smallest digit will be as follows depending on the minimum scale division setting: Minimum scale division 1, 2, 5: 10⁰ digit Stored maximum Minimum scale division 10: 10¹...
  • Page 52 Press the key from the display to display * The currently stored weight mass is displayed. 最大表示値分 Weight mass for maximum reading の分銅質量 Set the weight mass. key: Selects the digit to be altered. key: Alters the value of the digit to be altered. key: Resets the value set.
  • Page 53 With only the initial load or tare applied to the measuring device, read off the load cell output, then store the zero point. Press the key with displayed. blinks and the zero point is read in. ・Take care to avoid load fluctuations here, such as due to vibration.
  • Page 54 Span calibration error display This blinks for approximately two seconds if the load cell output is not within the span adjustment range (i.e., span point load cell output voltage - zero point load cell output voltage ≤ 0.0 mV/V). This blinks for approximately two seconds if the load cell output (span point) for the maximum reading or span width for the entered value (width from zero point to span point) is outside the span adjustment range (i.e., is greater than 3.1 mV/V).

  • Page 55: Zero Fine Adjustment

    4.2.6 Zero Fine Adjustment • Zero fine-adjustment mode cannot be accessed (ER-5 is displayed) when zero setting is operating or when PEAK is enabled. To access zero fine-adjustment mode, cancel correction data with zero setting (use F-98 and enter “Zero Set Clear” for the external control input) and disable PEAK.
  • Page 56 Press the key. Zero fine-adjustment mode is exited, and the current load is displayed on the load display. • Be sure to press to return to measurement mode. The calibration details will not be updated if the CAUTION key is used to return while displayed or if the procedure is quit by turning off the power to the equipment.

  • Page 57: Span Fine Adjustment

    4.2.7 Span Fine Adjustment • Zero fine-adjustment mode cannot be accessed (ER-5 is displayed) when zero setting is operating or when PEAK is enabled. To access span fine-adjustment mode, cancel correction data with zero setting (use F-98 and enter “Zero Set Clear” for the external control input) and disable PEAK.

  • Page 58: Calibration To Re-Register Zero Point Only

    Press the key. Span fine-adjustment mode is exited, and the current load is displayed on the load display. • Be sure to press to return to measurement mode. The calibration details will not be updated if the CAUTION key is used to return while displayed or if the procedure is quit by turning off the power to the equipment.
  • Page 59 With no load placed on the measuring device, press the key. blinks on the load display, and zero calibration starts. Take care to avoid load fluctuations here, such as due to vibration. CAUTION If the load fluctuates, the zero point will not stabilize, preventing the correct zero value from Error code エラーコード...

  • Page 60: Symmetry Correction (Negative Side Span Fine-Adjustment)

    4.2.9 Symmetry Correction (Negative Side Span Fine-Adjustment) • Symmetry correction mode cannot be accessed when zero setting is operating or when PEAK is enabled. (ER-5 is displayed). To access symmetry correction mode, cancel correction data with zero setting (use F-98 and enter “Zero Set Clear” for the external control input) and disable PEAK.

  • Page 61: Calibration Locking

    Press the key. Symmetry correction mode is exited, and the current load is displayed on the load display. • Be sure to press to return to measurement mode. The calibration details will not be updated if the CAUTION key is used to return while displayed or if the procedure is quit by turning off the power to the equipment.

  • Page 62: Calibration Data Selection

    4.3 Calibration Data Selection This equipment is capable of storing and selecting up to four sets of calibration data. The data can be selected by setting using the function F-81 or using an external control input. The function F-80 is used to select the selection method. Selection method Function F-80 setting 0 = Function...

  • Page 63: Easy Calibration

    4.4 Easy Calibration Holding down the key for at least two seconds allows quick access to the corresponding setting screen and calibration screen. • The easy calibration function is initially locked when shipped. Refer to “4.4.1 Easy Calibration Lock” to first unlock the easy calibration function. 4.4.1 Easy Calibration Locking Holding down the keys together for at least two seconds locks or unlocks easy...

  • Page 64: Zero Mode

    4.4.2 ZERO Mode Holding down the key for at least two seconds reads in the load cell zero point output and performs zero calibration. Measurement Mode Hold down the key in measurement mode to display on the load display and on the comparison value display.

  • Page 65: Span Mode

    4.4.3 SPAN Mode This is used to set the maximum reading and weight mass, read in the load cell output, and perform span calibration. 計測モード Measurement Mode Hold down the key in measurement mode to display on the load display and on the comparison value display.

  • Page 66: Check Mode

    4.5 Check mode The following items can be checked in check mode: Selecting EzCTS mode  ROM version  Options  Bridge voltage  External control input  External control output  Analog output  BCD output (option)  • BCD output checking is available only when the optional BCD output is included. 4.5.1 Setting procedure •...
  • Page 67 Checking ROM version Press the key. The ROM version is displayed on the load display. Pressing the key again causes the display to change to Checking options Press the key. For the standard configuration, is displayed. If three or more options are mounted, these are displayed alternately two at a time.
  • Page 68 Checking external control output Press the key. The display changes to and blinks. Use the keys to change the display as shown below and forcibly turn on the contact output. The assessment display LEDs S0 to S4 and also End light up here. →...

  • Page 69: Ezcts Mode

    The load is displayed on the display. 4.5.2 EzCTS Mode EzCTS2 (communication tool software) is a PC application sold separately. It allows CSD-819D function data to be imported/exported easily via a PC. It is useful for maintenance and data backup. USBケーブル...

  • Page 70: Monitor Mode

    4.6 Monitor Mode Monitor mode converts the load currently applied to a load cell to mV/V and displays the result. For example, if the output is unknown when using a load cell, this function should be used to read off the load cell output for initial load and maximum load, and these values should be used for calibration.

  • Page 71: Function Mode

    4.7 Function Mode • While in function mode, measurement will not be performed normally, with delays CAUTION occurring. Do not perform measurements while in function mode. • Function mode cannot be selected if a HOLD signal is input while HOLD is enabled (F-10) for the display.

  • Page 72: Function Data

    5. Function data ●: Default setting Function Setting Reference Item Details value 6.5.2 Decimal point display F-01 ●0 None position selection AD sampling frequency F-02 100 cycles setting 500 cycles 1000 1,000 cycles ●2000 2,000 cycles 6.5.1 Display frequency F-03 4 cycles/s ●20 20 cycles/s...
  • Page 73 Function Setting Reference Item Details value 6.12.2 Display value for F-22 -99999 to Units: digits maximum analog output 99999 value ●03000 6.1.1 INPUT1 F-24 ●00 Zero setting instruction Zero setting clear instruction Hold (level) instruction Hold (pulse) instruction PEAK/TRACK instruction RESET (level) instruction RESET (pulse) instruction CHECK...
  • Page 74 Function Setting Reference Item Details value 6.2.6 Comparator S0 F-33 ●00 On when load reading ≥ Maximum operating conditions reading Same for all four kinds ※ On when both S1 and S2 outputs are off of comparator. On when both S1 and S3 outputs are off On when both S1 and S4 outputs are off On when both S2 and S3 outputs are off On when both S2 and S4 outputs are off...
  • Page 75 Function Setting Reference Item Details value RS-232C/422/485 F-49 Stream mode operating mode setting ●1 Command mode RS-232C/422/485 F-50 ●0 TRACK stream mode PEAK output target setting Display linked RS-232C/422/485 F-51 1,200 bps baud rate setting 2,400 bps 4,800 bps ●9.6 9,600 bps 19.2 19,200 bps...
  • Page 76 Function Setting Reference Item Details value Local maximum/ F-64 00 to 49 Units: 0.1 times minimum detection ●15 magnification setting (enabled for local maximum/minimum hold) Inflection point detection F-65 -99999 Units: digits data width setting to 99999 (enabled for inflection ●00100 point hold) Inflection point detection...
  • Page 77 Memory clear F-99 Returns function data other than Minebea calibration mode settings to default settings. • Functions related to options are valid only when the corresponding options are fitted. (With a few exceptions, functions can be set even when the options are not fitted.) •...

  • Page 78: Other Functions

    6. Other Functions 6.1 External Control Input Signals, External Control Output Signals This equipment can be controlled externally using input and output signals. 6.1.1 External Control Input Signals This equipment can respond to up to six external signal inputs. Any of the following functions can be assigned to these inputs.

  • Page 79: Enable Recognition Time For Input And Input Logic

    For details of the functions that can be used with the external control input, see below. Function Reference Zero setting instruction 6.9 Zero Setting Zero setting clear instruction 6.9 Zero Setting Hold (level) instruction 6.7 HOLD Target Selection Hold (pulse) instruction 6.7 HOLD Target Selection PEAK/TRACK instruction 6.6 Using Peak-Bottom Hold...

  • Page 80: External Control Output Signals

    6.1.3 External Control Output Signals The equipment outputs six different signals externally according to the results of the comparator function detection. The individual outputs are outlined below. For details of the comparator function, see “6.2 Comparator ” Name Action Output (output linked to END LED) when measurement ends in each peak mode. Operates in accordance with any of the following conditions depending on the function F-33 setting.

  • Page 81: Comparator

    6.2 Comparator The equipment incorporates a comparator, which uses the four S1, S2, S3, and S4 settings and a comparator S0 for which the operation can be selected using the function F-33 setting. Four comparator brands can also be stored and selected. •...

  • Page 82: Changing Comparator Settings (Comparison Values)

    Comparator brand selection using function F-82 When “Selection using function (F-82)” is selected for function F-80, the comparator brand is selected according to the function F-82 setting. By default, brand 0 is selected. Brand No. Function F-82 setting • Use external control input or the function F-82 setting to select the brand to be changed before altering the comparator setting.

  • Page 83: Comparator Comparison Target

    6.2.4 Comparator Comparison Target The operation of the S0, S1, S2, S3, and S4 comparators for the equipment can be individually selected to compare “TRACK” or “PEAK”. These can be selected using function mode. The default for S0 to S4 is “TRACK”. These can be selected using function F-31.

  • Page 84: Comparator Operation Direction

    6.2.5 Comparator Operation Direction The operation of the S0, S1, S2, S3, and S4 comparators for the equipment can be individually selected to “On for setting value or greater” or “On for setting value or less”. By default, “On for setting value or greater” is selected for all comparators. These can be selected using function F-32.

  • Page 85: Comparator S0 Operation

    6.2.6 Comparator S0 Operation The operation for comparator S0 on the equipment can be selected from 11 different operations. These can be selected using function F-33. By default, “00” is selected. • The S0 output on/off conditions will vary depending on the S0 operation selection. Note that there is a risk of the S0 output on/off conditions being invalid, resulting in CAUTION unforeseen accidents due to malfunction in peripheral equipment if the incorrect...
  • Page 86 When “or less” is selected for S1 and “or greater” is selected for S2 using function F-32 S1 assessment display and S1 output on when (S1 setting) ≥ (Reading) S2 assessment display and S2 output on when (S2 setting) ≤ (Reading) S0 assessment display and S0 output on when (S1 setting) <...

  • Page 87: Comparator Hysteresis

    When “or less” is selected for both S1 and S2 using function F-32 S1 assessment display and S1 output on when (S1 setting) ≥ (Reading) S2 assessment display and S2 output on when (S2 setting) ≥ (Reading) S0 assessment display and S0 output on when (S1 setting) < (Reading) and (S2 setting) < (Reading) Reading: Low Reading: High...
  • Page 88 The following example illustrates the assessment display and output operations for S1 when the comparator hysteresis is set. S2, S3, S4, and S0 normal mode also operates in the same way. With “On for setting value or greater” selected for S1 and hysteresis effective direction set to “On delay”...

  • Page 89: Comparison Value Display Light On/Off Setting

    With “On for setting value or less” selected for S1 and hysteresis effective direction set to “On delay” Hysteresis duration S1 setting Hysteresis data width Time S1 assessment display, S1 output With “On for setting value or less” selected for S1 and hysteresis effective direction set to “Off delay”...

  • Page 90: Using Filters

    6.4 Using Filters The equipment incorporates an analog filter in the form of a low-pass filter included in the analog circuit and a digital filter which uses arithmetic processing to stabilize digitally converted data. • The filters can be selected while in measurement mode. CAUTION •...

  • Page 91: Display Related Functions

    6.5 Display Related Functions 6.5.1 Display Frequency Selection Function F-03 is used to set the display frequency for the equipment. Setting range: Selectable from 4, 20, 50, 100 (Default setting: 20) Units: cycles/s 6.5.2 Decimal Point Display Position Selection Function F-01 is used to select the decimal point display position. Setting range: 0 to 4 (Default setting: 0) 0: No decimal point 1: 0.0...

  • Page 92: Using Peak/Bottom Hold

    6.6 Using Peak/Bottom Hold The equipment features six types of peak bottom hold function: “peak hold”, “bottom hold”, “peak- bottom hold”, “local maximum hold”, “local minimum hold”, and “inflection point hold”. There are also four different types of peak-bottom hold detection modes: “entire section”, “specified section”, “time specified section”, and “automatic start time specified section”.

  • Page 93: Peak Hold Function With Entire Section Specified

    6.6.2 Peak Hold Function with Entire Section Specified ① Entire section peak hold Holds the maximum load value. (Related functions: F-60: 0, F-61: 0) A RESET input during detection resets the load display to zero, and turning off the RESET input restarts detection.
  • Page 94 ② Entire section bottom hold Holds the minimum load value. (Related functions: F-60: 1, F-61: 0) A RESET input during detection resets the load display to zero, and turning off the RESET input restarts detection. Reference point setting Time RESET Detection Detection section...
  • Page 95 ③ Entire section peak-bottom hold Holds the maximum (or minimum) difference between the preset reference point setting (F-62) and the load from the point at which the PEAK/TRACK signal is input. (Related functions: F-60: 2, F-61: 0, F-62: -99999 to 99999) The reference point setting here will be the reference (load display = 0) on the load display.
  • Page 96 ④ Entire section local minimum hold Detects and holds the local minimum load value. (Related functions: F-60: 3, F-61: 0, F-63: 00000 to 99999, F-64: 00 to 49) A RESET input during detection resets the load display to zero, and turning off the RESET input restarts detection.
  • Page 97 ⑤ Entire section local maximum hold Detects and holds the local maximum load value. (Related functions: F-60: 4, F-61: 0, F-63: 00000 to 99999, F-64: 00 to 49) A RESET input during detection resets the load display to zero, and turning off the RESET input restarts detection.
  • Page 98 ⑥ Entire section inflection point hold Detects and holds values immediately prior to sudden load fluctuations. (Related functions: F-60: 5, F-61: 0, F-65: -99999 to 99999, F-66: 000 to 450, F-67: 000 to 450) A RESET input during detection resets the load display to zero, and turning off the RESET input restarts detection.

  • Page 99: Peak Hold Function With Section Specified

    6.6.3 Peak Hold Function with Section Specified ① Section peak hold Detects and holds the local maximum load value for the detection section specified externally. (Related functions: F-60: 0, F-61: 1) The RESET signal must be input to cancel the hold. Note that a RESET input during detection resets the load display to zero, and turning off the input restarts detection.
  • Page 100 ② Section bottom hold Detects and holds the minimum load value for the detection section specified externally. (Related functions: F-60: 1, F-61: 1) The RESET signal must be input to cancel the hold. Note that a RESET input during detection resets the load display to zero, and turning off the input restarts detection.
  • Page 101 ③ Section peak-bottom hold Detects and holds the maximum (or minimum) difference between the preset reference point setting (F-62) and the load from the point at which the PEAK signal turns on for the detection section specified externally. (Related functions: F-60: 2, F-61: 1, F-62: -99999 to 99999) The reference point setting here will be the reference (load display = 0) on the load display.
  • Page 102 ④ Section local minimum hold Detects and holds the local minimum load value for the detection section specified externally. (Related functions: F-60: 3, F-61: 1, F-63: 00000 to 99999, F-64: 00 to 49) The RESET signal must be input to cancel the hold. Note that a RESET input during detection resets the load display to zero, and turning off the input restarts detection.
  • Page 103 ⑤ Section local maximum hold Detects and holds the local maximum load value for the detection section specified externally. (Related functions: F-60: 4, F-61: 1, F-63: 00000 to 99999, F-64: 00 to 49) The RESET signal must be input to cancel the hold. Note that a RESET input during detection resets the load display to zero, and turning off the input restarts detection.
  • Page 104 ⑥ Section inflection point hold Detects and holds values immediately prior to sudden load fluctuations for the detection section specified externally. (Related functions: F-60: 5, F-61: 1, F-65: -99999 to 99999, F-66: 000 to 450, F-67: 000 to 450) The RESET signal must be input to cancel the hold. Note that a RESET input during detection resets the load display to zero, and turning off the input restarts detection.

  • Page 105: Peak Hold Function With Time Section Specified

    6.6.4 Peak Hold Function with Time Section Specified ① Time section peak hold Detects and holds the maximum load from the point at which the PEAK/TRACK signal is input for the detection period set by the function (F-68). (Related functions: F-60: 0, F-61: 2, F-68: 0000 to 9999) The RESET signal must be input to cancel the hold.
  • Page 106 ② Time section bottom hold Detects and holds the minimum load from the point at which the PEAK/TRACK signal is input for the detection period set by the function (F-68). (Related functions: F-60: 1, F-61: 2, F-68: 0000 to 9999) The RESET signal must be input to cancel the hold.
  • Page 107 ③ Time section peak bottom hold Detects and holds the maximum (or minimum) difference between the preset reference point setting (F-62) and the load from the point at which the PEAK/TRACK signal is input for the detection period set by the function (F-68). (Related functions: F-60: 2, F-61: 2, F-62: -99999 to 99999, F-68: 0000 to 9999) The reference point setting here will be the reference (load display = 0) on the load display.
  • Page 108 ④ Time section local minimum hold Detects and holds the local minimum load from the point at which the PEAK/TRACK signal is input for the detection period set by the function (F-68). (Related functions: F-60: 3, F-61: 2, F-63: 00000 to 99999, F-64: 00 to 49, F-68: 0000 to 9999) The RESET signal must be input to cancel the hold.
  • Page 109 ⑤ Time section local maximum hold Detects and holds the local maximum load from the point at which the PEAK/TRACK signal is input for the detection period set by the function (F-68). (Related functions: F-60: 4, F-61: 2, F-63: 00000 to 99999, F-64: 00 to 49, F-68: 0000 to 9999) The RESET signal must be input to cancel the hold.
  • Page 110 ⑥ Time section inflection point hold Detects and holds the value immediately prior to a sudden load fluctuation from the point at which the PEAK/TRACK signal is input for the detection period set by the function (F-68). (Related functions: F-60: 5, F-61: 2, F-65: -99999 to 99999, F-66: 000 to 450, F-67: 000 to 450, F-68: 0000 to 9999) The RESET signal must be input to cancel the hold.

  • Page 111: Peak Hold Function With Automatic Start Time Section Specified

    6.6.5 Peak Hold Function with Automatic Start Time Section Specified ① Automatic start time section peak hold Detects and holds the maximum load from the point at which the load reading passes the automatic start level (F-69) for the detection period set by the function (F-68). (Related functions: F-60: 0, F-61: 3, F-68: 0000 to 9999, F-69: -99999 to 99999) The RESET signal must be input to cancel the hold.
  • Page 112 ② Automatic start time section bottom hold Detects and holds the minimum load from the point at which the load reading passes the automatic start level (F-69) for the detection period set by the function (F-68). (Related functions: F-60: 1, F-61: 3, F-68: 0000 to 9999, F-69: -99999 to 99999) The RESET signal must be input to cancel the hold.
  • Page 113 ③ Automatic start time section peak-bottom hold Detects and holds the maximum (or minimum) difference between the preset reference point setting (F-62) and the load from the point at which the load reading passes the automatic start level (F-69) for the detection period set by the function (F-68). (Related functions: F-60: 2, F-61: 3, F-62: -99999 to 99999, F-68: 0000 to 9999, F-69: -99999 to 99999) The reference point setting here will be the reference (load display = 0) on the load display.
  • Page 114 ④ Automatic start time section local minimum hold Detects and holds the local minimum load from the point at which the load reading crosses the automatic start level (F-69) for the set period. (Related functions: F-60: 3, F-61: 3, F-63: 00000 to 99999, F-64: 00 to 49, F-68: 0000 to 9999, F-69: -99999 to 99999) The RESET signal must be input to cancel the hold.
  • Page 115 ⑤ Automatic start time section local maximum hold Detects and holds the local maximum load from the point at which the load reading passes the automatic start level (F-69) for the detection period set by the function (F-68). (Related functions: F-60: 4, F-61: 3, F-63: 00000 to 99999, F-64: 00 to 49, F-68: 0000 to 9999, F-69: -99999 to 99999) The RESET signal must be input to cancel the hold.
  • Page 116 ⑥ Automatic start time section inflection point hold Detects and holds the value immediately prior to a sudden load fluctuation from the point at which the load reading passes the automatic start level (F-69) for the detection period set by the function (F-68).

  • Page 117: Local Maximum/Minimum Detection Condition Setting

    6.6.6 Local Maximum/Minimum Detection Condition Setting The peak hold function of the equipment includes the “local maximum hold function”, which holds the first peak value (first local maximum value) in response to load fluctuations, and the “local minimum hold function”, which holds the first bottom value (first local minimum value) after passing the first peak value (first local maximum value).

  • Page 118: Inflection Point Detection Condition Setting

    6.6.7 Inflection Point Detection Condition Setting An “inflection point hold function” is provided to hold values immediately prior to the first sudden load fluctuation. In the “inflection point hold function”, parameters for detecting the inflection point are set using function mode. Function F-65 is used to set the data width for detecting inflection points.

  • Page 119: Hold Target Selection

    6.7 Hold Target Selection Function F-10 can be used to set combinations of “Load display”, “Comparator S0 output, LED display”, “Comparator S1, S2, S3, S4 output, LED display”, “Analog output”, and “Option output” as the target for the equipment hold function. The same operations can also be achieved using the “Hold (level)”...

  • Page 120: Zero Set

    6.9 Zero Set The equipment incorporates a zero set function. When the reading on the load display is within 10 % of the maximum reading (see “4.2 Calibration”), pressing the key while pressing the key will activate the zero set function and reset the display to zero.

  • Page 121: Check

    6.11 CHECK Pressing the in measurement mode enables the CHECK value corresponding to the setting using function F-11. The CHECK LED illuminates on the status display, and the load corresponding to the value set using function F-11 is added to the load reading. Pressing the key again turns off the CHECK value and returns to the previous state.

  • Page 122: Analog Output Scaling

    6.12.2 Analog Output Scaling The analog output minimum and maximum values for the standard specifications are set to 0 and 3,000 digits, respectively. F-21 and F-22 can be used to modify the minimum and maximum values. Function F-21 is used to set the reading when the minimum value is output. Setting range: -99999 to 99999 (Default setting: 00000) Function F-22 is used to set the reading when the minimum value is output.
  • Page 123 Voltage output When minimum reading F-21 = -10,000 and maximum reading F-22 = 10,000 Voltage output Approx 11 V 10 V, -10 V (Minimum reading - 10%) Minimum reading Reading Zero reading Maximum reading + 10% Maximum reading Approx -11 V Current output When minimum reading F-21 = 0 and maximum reading F-22 = 10,000 Current output...

  • Page 124: Analog Fine Adjustment 1

    Current output When minimum reading F-21 = -10,000 and maximum reading F-22 = 10,000 Current output Approx 21.6 mA Reading Zero reading Maximum reading + 10% Maximum reading Approx 2.4 mA 6.12.3 Analog Fine Adjustment 1 The fine adjustment described here involves adjusting the respective maximum and minimum values without applying an actual load.
  • Page 125 Press the key. The load display changes to blinking. The analog output corresponding to the minimum analog output value is output here. Standard equipment Option (voltage output) (current output) 0.0 V 4.0 mA Use the following keys to adjust the minimum output. key: Decrease analog output key: Increase analog output •...

  • Page 126: Analog Fine Adjustment 2

    6.12.4 Analog Fine Adjustment 2 The fine adjustment described here is performed while applying an actual load. • Be sure to perform analog output scaling as described in “6.12.2 Analog Output Scaling” before this fine adjustment. Otherwise, it may not be CAUTION possible to completely adjust output discrepancies using fine adjustment.

  • Page 127: Analog Output Target Selection

    Press the key. The load display changes to Pressing the key again exits VADJ mode and returns to measurement mode. The current load is displayed. The fine adjustment results for the maximum and minimum analog output values are updated here. •...

  • Page 128: Optional Functions

    (Only one of the above can be mounted) None: Standard configuration (Strain gage based transducer connection) Voltage input *3 External control input None: No-voltage input type Voltage input type Example: When ordering current output + voltage input + RS-232C version: CSD-819D-07-31-74...

  • Page 129: Current Output

    7.1 Current output • For details of the wiring procedures, see “3.2.3 Analog Output Connection”. • The voltage output cannot be used when the current output option is mounted. 7.1.1 Related Functions F-20 Analog output target setting TRACK, PEAK (display linked) F-21 Reading for minimum analog output value -99999 to 99999...

  • Page 130: Bcd Output Specifications

    7.2.2 BCD Output Specifications Specifications Details Output logic Negative or positive logic can be selected using related functions F-41, F-42, F-43, F-44. Output data BCD five-digit parallel output polarity (POL.) (Output on for negative polarity and off for positive polarity) P.C.

  • Page 131: Input Output Equivalent Circuit

    7.2.4 Input Output Equivalent Circuit Input equivalent circuit Approx. 12 V Output equivalent circuit 7.2.5 Timing Chart • To avoid errors when reading in data, read in BCD output data via a sequencer or other device timed to coincide with the on-to-off change edge of the P.C. CAUTION (print command).
  • Page 132 When data over occurs • The OVR signal output transistor turns on when OVR is output (negative electrical logic). • All output transistors turn off for DATA when OVR is output (positive electrical logic). (However, POL. is always off for “OL” and always on for “-OL”.) The output transistor turns on when data is output for P.C., DATA, and POL.

  • Page 133: Output Status

    • The following response times apply after HOLD signal input until DATA or POL is held or until HOLD is canceled. 2,000 cycles/s: Max. approx. 0.5 ms + input response time 1,000 cycles/s: Max. approx. 1 ms + input response time 200 cycles/s: Max.

  • Page 134: Rs-232C Interface

    External control input █ External control input signals can be input via the BCD connector. The BCD external control input function signal settings are linked with the standard configuration external control input function. For details of the signals, see “6.1 External Control Input Signals, External Control Output Signals”.

  • Page 135: Data Transfer Procedure

    Command mode Predetermined commands or data from the host (e.g., PC or sequencer) are sent to the CSD-819D, and data is returned to the host by the CSD-819D in response to those commands or data. Always use the following steps for communications.
  • Page 136 RS-232C Interface Wiring Examples █ Example 1: Host (25-pin) CSD-819D N.C. S.G. N.C. S.G. N.C. Example 2: Host (9-pin) CSD-819D N.C. S.G. S.G. N.C. N.C.

  • Page 137: Data Format

    7.3.5 Data format Stream mode Terminator Command Load data sign Load data The terminator contains the data set by F-55.  The load data is right-aligned.  The sign is “-” when negative and “+” when positive.  The load data is subject to zero suppression. ...
  • Page 138 Command mode Load data reading (Host → CSD-819D) Command number Action Display value reading TRACK value reading PEAK value reading ターミネーター Terminator Command number コマンド番号 Return (CSD-819D → Host) リターン（CSD-701C→ホスト） ターミネーター Terminator Load data 荷重データ符号 荷重データ Load data sign Command number コマンド番号...
  • Page 139 SEL2. indicator LED c: CHECK indicator LED d: HOLD indicator LED e: PEAK indicator LED f: MEAS. indicator g: END indicator LED * “1” = On, “0” = Off Comparison results reading return (CSD-819D → Host) ターミネーター Terminator S4（0固定） Command コマンド S3（0固定）...
  • Page 140 Comparison data reading (Host → CSD-819D) Command number Action S0 data reading S1 data reading S2 data reading S3 data reading S4 data reading ターミネーター Terminator Command number コマンド番号 Return (CSD-819D → Host) リターン（CSD-701C→ホスト） ターミネーター Terminator Sign 符号 Setting value 設定値...
  • Page 141 Command The same command number is returned when executed successfully. • To perform a zero set clear via communication, execute F-98 as described in “⑦ Function setting”. Comparison data writing (Host → CSD-819D) Command number Action S0 data writing S1 data writing...
  • Page 142 Function setting Command number Action Function setting change Function setting value reading Function setting change ターミネーター Terminator Command Function No. コマンド ファンクション番号 設定値 Setting value The same command number and setting are returned when the setting has been successfully changed. Function reading Terminator Command...

  • Page 143: Communication Function Data

    7.3.6 Communication Function Data ●: Default setting Function Setting Reference Item Details value 6.5.2 Decimal Point Display F-01 ●0 None Position Selection AD sampling frequency F-02 100 cycles setting 500 cycles 1,000 cycles ●3 2,000 cycles 6.5.1 Display frequency F-03 4 cycles/s ●1 20 cycles/s...
  • Page 144 Function Setting Reference Item Details value 6.1.1 INPUT1 F-24 ●00 Zero setting instruction Zero setting clear instruction Hold (level) instruction Hold (pulse) instruction PEAK/TRACK instruction RESET (level) instruction RESET (pulse) instruction CHECK All key lock SEL1 instruction SEL2 instruction 6.1.1 INPUT2 F-25 00 to 10...
  • Page 145 Function Setting Reference Item Details value 6.2.7 Comparator hysteresis F-34 ●0 On delay operating conditions Off delay setting 6.2.7 Comparator hysteresis F-35 00 to 99 Units: digits data width setting ●00 6.2.7 Comparator hysteresis F-36 0.00 to Units: s duration setting 9.99 ●0.00 6.3.8...
  • Page 146 Function Setting Reference Item Details value RS-232C/422/485 F-52 8 bit Data bit length setting ●1 7 bit RS-232C/422/485 F-53 No parity Parity setting Even parity ●2 Odd parity RS-232C/422/485 F-54 ●1 1 bit Stop bit setting 2 bit RS-232C/422/485 F-55 terminator setting ●1 CR+LF...
  • Page 147 Function Setting Reference Item Details value Inflection point detection F-67 Units: ms time width B setting to 450 (enabled for inflection point ●100 hold) Hold detection time setting F-68 0000 Units: ms (enabled for time section to 9999 and automatic start time ●1000 section modes) Automatic start level...

  • Page 148: Calibration Command

    1 for Returns function data other than execution Minebea calibration mode settings to default settings. Functions related to RS-232C, RS-422/485, BCD, and serial I/F are valid only when the corresponding options are fitted. (With a few exceptions, functions can be set even when the options are not fitted.)
  • Page 149 (2) CCAL communication calibration mode 1. Overview The load is set to zero before reading and storing the output of the strain gage based transducer at the maximum reading. 2. Operating procedure 1) Mode selection Transmit the following command to switch to CCAL calibration mode. ①...
  • Page 150 2) Decimal point display position The load display alternates between “-RS-” and “D.P.”. ① Transmission command Terminator Decimal point display position Command ② Response command for correct end Terminator Decimal point display position Command ③ Response command for setting error The load display changes to “ER-2”...
  • Page 151 ③ Response command for setting error The load display changes to “ER-2” blinking for two seconds. Terminator Command 4) Maximum reading registration The load display alternates between “-RS-” and “DISP”. ① Transmission command Terminator Command ② Response command for correct end Terminator Command ③...
  • Page 152 ② Response command for correct end Terminator SPAN XXXX mV value Command ③ Response command for setting error The load display changes to “SP-L” blinking for two seconds. Terminator Command ④ Response command for setting error The load display changes to “SP-H” blinking for two seconds. Terminator Command 6) Zero point registration...
  • Page 153 ② Response command for correct start Terminator Command 7) Calibration status determination ① Transmission command Terminator Command ② Response command during registration The load display alternates between “-RS-” and “ZERO”. Terminator Command ③ Response command for correct end The load display alternates between “-RS-” and “END”. Terminator Command ④...
  • Page 154 The load display changes to “TE-H” blinking for two seconds. Terminator Command 8) Calibration data registration The load display alternates between “-RS-” and “END”. ① Transmission command Terminator Command ② Response command for correct end Terminator Command 9) Calibration stop ①...
  • Page 155 (3) LCAL communication calibration mode 1. Overview The load is set to zero using communication or an actual load is applied before reading and storing the output of the individual strain gage based transducers. 2. Operating procedure 1) Mode selection Transmit the following command to switch to LCAL calibration mode.
  • Page 156 2) Decimal point display position The load display alternates between “-RS-” and “D.P.”. ① Transmission command Terminator Decimal point display position Command ② Response command for correct end Terminator Decimal point display position Command ③ Response command for setting error The load display changes to “ER-2”...
  • Page 157 ③ Response command for setting error The load display changes to “ER-2” blinking for two seconds. Terminator Command Maximum reading registration The load display alternates between “-RS-” and “DISP”. ① Received command Terminator Command ② Response command for correct end Terminator Command ③...
  • Page 158 5) Actual load reading registration The load display alternates between “-RS-” and “LOAD”. ① Received command Terminator Command ② Response command for correct end Terminator Command ③ Response command for setting error The load display changes to “ER-2” blinking for two seconds. Terminator Command 6) Zero point registration...
  • Page 159 7) Status determination ① Received command Terminator Command ② Response command during registration The load display alternates between “-RS-” and “ZERO”. Terminator Command ③ Response command for correct end Terminator Command ④ Response command for error The load display changes to “TE-L” blinking for two seconds. ターミネーター...
  • Page 160 8) Span point registration The load display alternates between “-RS-” and “SPAN”. ① Received command Terminator Command ② Response command for correct start Terminator Command Calibration determination ① Received command Terminator Command ② Registration in progress ターミネーター Terminator コマンド Command ③...
  • Page 161 ④ Response command for error The load display changes to “SP-L” blinking for two seconds. Terminator Command The load display changes to “SP-H” blinking for two seconds. Terminator Command 10) Calibration data registration ① Transmission command Terminator Command ② Response command for correct end The load display returns to measurement mode.
  • Page 162 ② Response command for correct end Terminator Command (4) ZERO fine-adjustment communication calibration mode 1. Overview This function fine-adjusts the zero point if the measured weight and actual weight do not correspond. 2. Operating procedure 1) Mode selection Transmit the following command to switch to ZERO fine adjustment mode. ①...
  • Page 163 ④ Response command for command error (subsequently the same) Terminator Command Total load value reading ① Transmission command Terminator Command ② Response command Terminator Total load value Command 3) ZERO fine-adjustment registration ① Transmission command Terminator Zero fine adjustment value Command ②...
  • Page 164 ③ Response command for setting error (TE-L) The load display shows “TE-L” for two seconds before returning to fine adjustment mode. Terminator Command ④ Response command for setting error (TE-H) The load display shows “TE-H” for two seconds before returning to fine adjustment mode. Terminator Command 4) Calibration data registration...
  • Page 165 ② Response command Terminator Command (5) SPAN fine-adjustment communication calibration mode 1. Overview This function fine-adjusts the span point if the measured weight and actual weight do not correspond. 2. Operating procedure 1) Mode selection Transmit the following command to switch to SPAN fine-adjustment communication calibration mode.
  • Page 166 ④ Response command for command error (subsequently the same) Terminator Command 2) Total load value reading ① Transmission command Terminator Command ② Response command for correct end Terminator Total load value Command 3) SPAN fine-adjustment registration The load display alternates between “-RS-” and the load value. ①...
  • Page 167 ③ Response command for setting error (SP-L) The load display shows “SP-L” for two seconds before returning to fine adjustment mode. Terminator Command ④ Response command for setting error (SP-H) The load display shows “SP-H” for two seconds before returning to fine adjustment mode. Terminator Command 4) Calibration data registration...
  • Page 168 ② Response command Terminator Command (6) TARE communication calibration mode 1. Overview Communication calibration is used to read in the strain gage based transducer output at the zero load point to register only the zero point. 2. Operating procedure 1) Mode selection Transmit the following command to switch to TARE calibration mode.
  • Page 169 ④ Response command for command error (subsequently the same) Terminator Command 2) Zero point registration The load display alternates between “-RS-” and “ZERO”. ① Transmission command Terminator Command ② Response command Terminator Command 3) Status determination ① Transmission command ターミネーター Terminator コマンド...
  • Page 170 ③ Response command for correct end Terminator Command ④ Response command for error The load display changes to “TE-L” blinking for two seconds. Terminator Command ⑤ Response command for error The load display changes to “TE-H” blinking for two seconds. Terminator Command 4) Calibration data registration...

  • Page 171: Communication Error Processing

    5) Calibration stop (to measurement mode) ① Received command Terminator Command ② Return command for correct end Terminator Command 7.3.8 Communication Error Processing If communication errors or execution errors occur, the equipment returns an error command to the host. ターミネーター Terminator エラーコマンド番号...

  • Page 172: Rs-422/485 Interface

    7.4 RS-422/485 Interface • In calibration mode, fine adjustment mode, setting mode, check mode, and monitor mode, an error command will be sent in response to commands from the host. • Enabling CHECK may result in an “OL” error appearing. If a load read CAUTION command is executed at this time, “OL”...

  • Page 173: Data Transfer Procedure

    Predetermined commands or data from the host (e.g. PC or sequencer) are sent to the CSD-819D, and data is returned to the host by the CSD-819D in response to those commands or data. Always use the following steps for communications.

  • Page 174: Connector Pin Layout And Connections

    7.4.4 Connector Pin Layout and Connections Pin layout █ Pin No. Signal Description Shield S.G. Signal ground TRM. Terminal resistance Differential input (-) Differential input (+) Differential output (-) Differential output (+) Insulated by photocoupler from internal circuit. Compatible connector plug: XW4B-07B1-H1 (OMRON) * Accessory...
  • Page 175 Wiring █ The wiring procedure for RS-422/485 connectors is as follows. A flathead screwdriver is required. Strip the cable sheath by approximately 7 mm. Insert the wire into the wire opening as far as it will go. Tighten the screw on the top of the connector using a screwdriver. Attach the connector to the equipment.
  • Page 176 Wiring examples 1 to 1 RS-422ホスト CSD-701C RS-422 host CSD-819D TRM. S.G. S.G. RS-485 host CSD-819D RS-485ホスト CSD-701C TRM. S.G. S.G.

  • Page 177: Data Format

    • TRM. is the termination resistance. Short between TRM. and RDB at the terminating CSD-819D as viewed from the host (PC or sequencer). A 330 Ω terminal resistance is connected internally. • Twisted pair cable is recommended for the wiring.

  • Page 178: External Control Input: Voltage Input Type

    7.5 External Control Input: Voltage Input Type 7.5.1 Overview Model CSD-819D-44  Voltage input type overview  A signal is input by applying a voltage between the input and COM.1 terminals. In this case, you must short-circuit or open the path between these terminals using the external power supply voltage, contacts (e.g., relays and/or switches), or...

  • Page 179: Voltage Input Type

    (within ±10 V), including those from other companies, to be connected. (2) If an external power supply is used as the sensor power source, allows connection to Minebea pressure gages with voltage output specifications. 7.6.2 Voltage Input Specifications Specifications...

  • Page 180: Connection Method

    CAUTION if there is a potential difference between them. If a potential difference exists, the connectors should be shorted externally. Voltage input connection █ Connection between voltage output supply and the CSD-819D Voltage output supply Shield...
  • Page 181 Wiring between NS Series pressure transmitter (4-wire cable type) and CSD-819D (The wire colors shown here are based on our standard cable.) External power supply: 24 V DC (18 V to 28 V DC) Wiring between NS Series pressure transmitter (3-wire cable type) and CSD-819D (The wire colors shown here are based on our standard cable.)

  • Page 182: Calibration Preparation

    7.6.4 Calibration Preparation Connect the equipment and the signal cable through which voltage is input correctly as described in “7.6.3 Connection Method”, then turn on the power. • The equipment must be calibrated before it is first used or after changing the voltage input specifications.

  • Page 183: Selecting Calibration Method

    7.6.6 Selecting Calibration Method The calibration procedure will differ depending on factors such as the usage conditions. CCAL (electrical calibration) █ Read in the input voltage and register the zero point with an initial value, tare, or equivalent voltage input. Register the span point by entering the input voltage for the maximum reading.

  • Page 184: Calibration Procedure (Ccal)

    7.6.8 Calibration Procedure (CCAL) This section describes the procedure for calibration from the initially shipped state. • Before calibrating, be sure to cancel the correction data using zero setting (using F-98 and entering “Zero Set Clear” for the external control input) and disable PEAK.
  • Page 185 Press the key from the display to display * The decimal point is displayed at the currently stored position. 記憶されている Stored position 位置 Set the desired decimal point position. Use the key or key to select the desired position. The decimal point position changes in the sequence Set position [0 (none)], [0.0], [0.00], [0.000], [0.0000].
  • Page 186 Press the key from the display to display * The currently stored maximum reading is displayed. • The blinking smallest digit will be as follows depending on the minimum scale division setting: Minimum scale division 1, 2, 5: 10⁰ digit Stored maximum 記憶されている...
  • Page 187 Set the desired span calibration value. key: Selects the digit to be altered. key: Alters the value of the digit to be altered. • The value can be incremented continuously by holding down the key. Blink Press the key to display zero.
  • Page 188 Press the key with displayed. blinks and the zero point is read in. • Here, set the voltage input to 0 V. • If the voltage input cannot be set to 0 V, disconnect the voltage input wires, then short B (-SIG) and D (+SIG).

  • Page 189: Calibration Procedure (Lcal)

    7.6.9 Calibration Procedure (LCAL) This section describes the procedure for calibration from the initially shipped state. • Before calibrating, be sure to cancel the correction data using zero setting (using F-98 and entering “Zero Set Clear” for the external control input) and disable PEAK.
  • Page 190 Press the key from the display to display * The decimal point is displayed at the currently stored position. 記憶されている Stored position 位置 Set the desired decimal point position. Use the key or key to select the desired position. The decimal point position changes in the sequence Set position [0 (none)], [0.0], [0.00], [0.000], [0.0000].
  • Page 191 Press the key from the display to display * The currently stored maximum reading is displayed. • The blinking smallest digit will be as follows depending on the minimum scale division setting: Minimum scale division 1, 2, 5: 10⁰ digit Stored maximum 記憶されている...
  • Page 192 Press the key from the display to display * The currently stored input voltage is displayed Input voltage 最大表示値分 equivalent to の入力電圧値 maximum reading Set the voltage to be input for calibration. key: Selects the digit to be altered. key: Alters the value of the digit to be altered.
  • Page 193 With only the initial load or tare applied to the measuring device, read off the input voltage, then store the zero point. With no load placed on the measuring device, press the key. blinks, then changes to • Here, set the voltage input to 0 V. •...
  • Page 194 Input the same voltage set in Step 5 or an equivalent voltage, then register the span point. Input the same voltage set in Step 5 “Setting input voltage” or an equivalent voltage to the measuring device, then press the key. blinks and the span point is read in.

  • Page 195: Monitor Mode

    7.6.10 Monitor Mode In monitor mode, the current input voltage is displayed. For example, if the initial output value of the sensor is unknown, this function can be used to read off the initial output and then use F-86 to set the zero point offset before calibration. Checking method •...

  • Page 196: Troubleshooting

    8. Troubleshooting 8.1.1 Error Code List When an error occurs in the equipment, the code showing the type of error appears in the load window. The table below shows error codes, meanings, the behavior of the equipment in response to errors, and remedial actions. Error type/Error code Error description Remedial action...

  • Page 197: Troubleshooting

    If the problem persists even after turning EEPROM error: ER-W EEPROM. the power off and then back on again, there may be a fault. Contact Minebea. Occurs when data cannot be read from If the problem persists even after turning EEPROM error: ER-R EEPROM.

  • Page 198: Monitor Output

    Voltage is not output correctly. Check whether the readings for minimum analog output and maximum analog output (F-21, F-22) are correctly set. Check whether the analog output has been fine adjusted. Current Output (CSD-819D-07) █ Phenomenon Check point Check whether the analog output cable is correctly connected.
  • Page 199 BCD Output (CSD-819D-15) █ Phenomenon Check point Check whether the BCD cable is correctly connected. The BCD output can be checked in check mode. Communications are not Check whether the output logic settings (F-41 to F-44) are correctly established. set.
  • Page 200 External Control: Voltage Input (CSD-819D-44) █ Phenomenon Check point Check whether the signal cable is correctly connected. The external control input can be checked in check mode. Check whether the operation is correctly set for the input signal. Check whether the pulse input is a signal at least 50 ms long (F-72 setting).

  • Page 201: Technical Information

    9. Technical Information 9.1 EMC Information The equipment complies with the following EMC (electromagnetic compatibility) standards. • The equipment is intended for use in industrial environments. • The equipment is not intended for use in non-industrial environments such as in homes, where electromagnetic emissions may affect other devices. CAUTION •...

  • Page 202: Appendix

    10. Appendix 10.1 Character Display Patterns The equipment displays characters as follows on the 7-segment display:...

  • Page 203: Function Setting Table

    10.2 Function Setting Table Refer to this if you have changed the function settings. Function No. Default Customer Function No. Default Customer setting setting F-01 F-55 F-02 2 000 F-56 F-03 F-57 F-04 F-58 F-05 F-59 F-06 00000 F-60 F-10 11111 F-61 F-11...
  • Page 206 ●The contents of this manual may subject to change without notice. MinebeaMitsumi Inc. HEAD QUARTER: 4106-73 Miyota, Miyota-machi, Kitasaku gun, Nagano-ken 389-0293 Japan Tel: +81-267-32-2200 Fax: +81-267-31-1350 Sensing Device Product Sales Management: 1-1-1, Katase, Fujisawa-shi, Kanagawa-ken, 251-8531 Japan Tel: +81-466-23-2681 Fax: +81-466-22-7191 Sensing Device Business Unit FUJISAWA PLANT 1-1-1, Katase, Fujisawa-shi, Kanagawa-ken, 251-8531 Japan...

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