Why is the Chino DB600 control unstable?
If the control of your Chino Controller is unstable, check the following: 1. Ensure that the wiring is done properly. 2. Confirm that the terminal screws are tightened firmly. 3. Check for any noise influence. 4. Verify that the parameters (PID, output limiter, etc.) are set correctly.
What to do if Chino DB600 behaves strangely and the cause is unknown?
If your Chino Controller is behaving strangely and the cause is unknown: * First, check that the parameters are set correctly. * If the problem persists, initialize the settings, redo all the settings, and then check if the issue is resolved.
What to do if PV display shows " " on Chino DB600 Controller?
If the PV display on your Chino Controller shows " ", this indicates an over range or upper limit burnout for the measuring range. To resolve this, check the sensor signal.
What does it mean when PV display shows " " on Chino DB600 Controller?
If the PV display on your Chino Controller shows " ", it means there is an under range issue for the measuring range. You should check the sensor signal.
What to do if Chino DB600 control is unstable?
If you are experiencing unstable control with your Chino Controller, consider the following: * Check that the wiring is done properly. * Check that the terminal screws are tightened firmly. * Check that there is no noise influence. * Check that the parameters (PID, output limiter, etc.) are set correctly.
What to do if the Chino DB600 PV display shows "?????"?
If the PV display on your Chino Controller shows "?????", it indicates an under-range condition for the measuring range. Check the sensor signal.
What to do if my Chino DB600 behaves strangely and the cause is unknown?
If your Chino Controller is behaving strangely and the cause is unknown, first check that the parameters are set correctly. If that doesn't solve the problem, initialize the settings, redo all the settings, and check if the problem is eliminated.
How to troubleshoot errors in measured value (PV) on Chino DB600?
If you are experiencing errors or instability in the measured value (PV) on your Chino Controller, consider the following checks: * Ensure the wiring to the sensor is properly connected. * For thermocouples, verify the wiring to the terminal screw uses thermocouple or compensation lead wire. * Confirm that terminal screws are firmly tightened. * Make sure the sensor signal isn't connected in parallel with another instrument. * Check that any protection element connected to the sensor signal maintains a low resistance. * Verify there are no issues with the output signal or specifications of the sensor itself. * Look for any noise influence. * Confirm the operating environment is appropriate. * Check that parameters are set correctly. * If using a calibrator with a therm...
Why is the Chino DB600 Controller measured value (PV) unstable or showing an error?
An error in the measured value (PV) or PV instability in your Chino Controller can stem from several factors. To resolve this: * Verify the sensor wiring is correctly configured. * For thermocouples, ensure the wiring is properly connected to the terminal screw using thermocouple or compensation lead wire. * Confirm all terminal screws are firmly tightened. * Ensure the sensor signal isn't connected in parallel with another instrument. * Check that any protection elements connected to the sensor signal maintain a low resistance. * Examine the sensor's output signal and specifications (resistance, etc.) for any issues. * Rule out any noise interference. * Ensure the operating environment (ambient temperature, wind, etc.) is suitable. * Verify that the parameters (measurin...
What to do if the Chino DB600 Controller host communication read/write does not work?
Details correct usage to prevent safety hazards to people and property.
Lists essential preconditions before using the product.
Provides cautions for maintaining the product's condition over time.
Explains the meaning of various symbol marks used in the manual and on the product.
Provides requests and guidelines for opening and handling the product.
Highlights important warnings and precautions for safe operation to avoid major accidents.
Outlines checks to perform after opening the package before using the instrument.
Lists and describes the accessories attached to the instrument.
Instructs to confirm the instrument's exterior for any damage.
Guides the user to confirm the instrument's model code.
Provides a detailed list and explanation of model codes for DB630.
Specifies the environmental and physical conditions for mounting the instrument.
Details the recommended environmental conditions for indoor use of the instrument.
Lists recommended surrounding conditions to ensure proper instrument operation.
Specifies mounting posture and altitude conditions for the instrument.
Provides the external dimensions for DB630 and DB650 units.
Shows unit dimensions for DB630 and DB650.
Shows panel cutout and mounting dimensions for DB630, DB650, and DB670.
Details the procedure for panel mounting the instrument.
Details the procedure for panel mounting the instrument.
Outlines the steps for ensuring waterproof specifications during panel mounting.
Provides precautions to be taken during the wiring process.
Lists important warnings and precautions to ensure safe and proper wiring.
Details the insulation blocks for DB630 and DB650/DB670 circuits.
Provides terminal layout and functionality for DB630.
Covers basic wiring principles including terminal connection and power supply wiring.
Provides wiring examples for ON-OFF servo output type and mechanical relay output.
Outlines checks and procedures for trial operation.
Details the essential checks for wiring, power supply, and setting contents.
Provides a step-by-step procedure for conducting a trial operation of the instrument.
Explains the procedure for minimum initial settings after mounting.
Details how to reset user parameters or all parameters to factory default settings.
Provides an overview and visual identification of the main parts of DB630, DB650, and DB670.
Details the names and functions of the display elements on the instrument.
Explains the 11-segment character display for alphabets, numbers, and special characters.
Lists the keys on the instrument and their respective functions.
Lists important cautions before turning on the power and starting operation.
Describes the instrument's operation and status for various items immediately after power ON.
Overview of monitoring and operating the constant value operation screen.
Provides an overview of how to monitor and operate the constant value operation screen.
Explains the setting items and functions for the operation initial screen and PV/SV display.
Overview of monitoring and operating the program operation screen.
Provides an overview of how to monitor and operate the program operation screen.
Explains setting items and functions for PV/SV display in program operation.
Explains the operation methods for program operation (RESET, RUN, STOP, ADV, END).
Details how to switch between AUTO and MANUAL output operations.
Lists important operational cautions.
Warns about setting/changing parameters during operation that might affect control.
Provides cautions regarding SV slope operation and its time accuracy.
Explains how setting screens transition between operation, MODE, and setting screens.
Illustrates the screen transitions for operation, MODE, and setting screens.
Provides a step-by-step guide to basic operations on the setting screen.
Shows a step-by-step example of setting a value for event 1 of group 1.
Lists precautions for setting parameters, including range and cross-screen effects.
Covers settings for executing parameters during operation.
Explains that MODE0 allows parameter setting during operation.
Details setting items and functions for MODE0 initial screen, Executing SV, and Executing step time.
Explains how changes to SV and step time affect the executing step.
Describes the function of setting lower/higher limits for output variation.
Provides settings related to constant value operation.
Explains that MODE1 provides settings related to constant value operation.
Details setting items and functions for MODE1 initial screen, SV rate of change, and PV start.
Explains how to gradually change SV using rise/fall settings and time units.
Details the conditions under which SV rate of change operates with PV as a start point.
Provides settings related to program patterns.
Explains that MODE2 provides pattern settings for program operation.
Details setting items and functions for MODE2 initial screen and pattern setting.
Explains how to set up to four program patterns with multiple steps.
Allows selection of SV start or PV start for program operation.
Explains selecting group parameters for each program pattern step.
Describes how to connect multiple patterns to create a single program.
Allows selection of constant value control or fixed value output at program end.
Groups main control parameters and allows execution No. registration.
Explains that MODE3 groups main control parameters and allows execution No. registration.
Details setting items and functions for MODE3 initial screen, Group No., and Event 1-4.
Explains setting 8 types of parameters for each group, including events, PID, output limiter, and guaranty soak.
Provides settings related to event configuration.
Explains that MODE4 provides event related settings.
Details setting items and functions for MODE4 initial screen, Event No., and Event mode.
Explains how to set alarm and status events, and assign them to output terminals.
Details the event extension function, including event standby and event keep operations.
Explains how to set the event deadband for alarm events.
Describes how to reverse the relay operation for event outputs.
Provides settings for input type, range, and scale.
Explains that MODE5 provides input-related settings for type, range, and scale.
Details setting items and functions for MODE5 initial screen and input type selection.
Covers sensor correction and digital filter settings for signal conditioning.
Explains the function of limiting the SV operation range for program and constant value operations.
Provides settings for output control.
Explains that MODE6 provides output related settings, adding conditions or limits.
Details setting items and functions for MODE6 initial screen, Pulse cycle, and Feedback settings.
Explains how pulse cycle determines output value for ON-OFF/SSR drive pulse output types.
Explains setting feedback zero, span, and deadband for ON-OFF servo output.
Details PID and output deadbands to improve control stability and reduce noise effects.
Explains the two types of control action: heating (Reverse) and cooling (Direct).
Limits rapid output variation, useful for preventing control target exposure to rapid changes.
Covers output preset, PV abnormal output, and preset manual settings.
Explains the two control algorithms: Position PID and Velocity PID.
Provides settings for output 2.
Explains that MODE7 provides output 2 related settings, available for 2-output specifications.
Details setting items and functions for MODE7 initial screen and Output 2 control system.
Explains the PID and split control systems available for output 2.
Provides settings related to communication.
Explains that MODEa provides communication related settings.
Details setting items and functions for MODEa initial screen, Communication protocol, and Communication function.
Provides settings related to transmission signal output.
Explains that MODEb provides settings for transmission signal output.
Details setting items and functions for MODEb initial screen and Transmission type.
Explains how to set the scale for analog transmission signal output.
Provides settings related to remote input.
Explains that MODEc provides remote input settings.
Details setting items and functions for MODEc initial screen, Remote/local switch, and Remote SV shift/filter.
Specifies how to switch between remote and local SV settings.
Explains how to set the remote SV shift and filter for correction.
Describes the tracking function for smooth SV transition between remote and local modes.
Explains how to set the scale for remote signal input.
Provides settings for external signal input.
Explains that MODE0 provides settings for external signal input.
Details setting items and functions for MODEd initial screen and External input 1.
Provides system-level settings.
Explains that MODEt provides system related settings.
Details setting items and functions for MODEt initial screen, Model No., and Key operation.
Details the measuring ranges for various input types like thermocouples and voltage.
Explains setting linear scales for mV and V inputs, including decimal points and zero/span.
Describes various alarm event types, including absolute value and deviation alarms.
Lists various status event types and their descriptions for program operation.
Explains the auto tuning function for calculating PID constants automatically.
Explains the PID control algorithm, including P, I, and D controls.
Explains the basic operation of PID control affecting responsiveness and stability.
Explains I control for eliminating deviation and its effect on stability.
Explains D control for response performance to disturbance and its effects.
Details actuator adjustment for ON-OFF servo output, covering auto and manual methods.
Provides steps for auto adjustment, including initialization and zero/span adjustment.
Guides through manual adjustment steps for actuator zero, span, and deadband.
Covers setting the control calculation method for specifications with 2 outputs.
Explains PID calculation for heating and cooling controls with two outputs.
Describes the split control calculation method for cooling and heating outputs.
Explains how to select measured values for analog signal transmission output.
Shows an example of setting PV transmission and transmission scale.
Details how to set transmission scale for PV/SV signals.
Details how to set transmission scale for MV/MFB signals.
Explains how to set SV using an external analog signal.
Shows an example of setting the remote scale for signal input.
Explains using the instrument as a secondary controller in a cascade control loop.
Explains assigning functions to external contact inputs for various operations.
Covers the communication interface for connecting to external devices.
Describes the engineering port for connecting to a PC for parameter setting.
Details the connection procedure for the IR engineering cable.
Outlines specifications for communication interfaces like RS-422A and RS-485.
Mentions moisture-proof coating on the printed board.
Refers to section 2-2-2 for installation with waterproof sealing.
Explains the square root function for linear input (mV, V).
Describes PV display behavior and alarms for lower limit burnout.
Explains output scaling to set higher/lower limit values for control calculation results.
Provides an overview of output scaling for setting limits and continuous output.
Details output scaling settings for MODE0, MODE3, and MODE7.
Explains the ON-OFF servo open-loop system and its adjustment.
Explains the ON-OFF servo open-loop system and its adjustment.
Provides wiring diagrams for DB650 and DB670 for ON-OFF servo output.
Details setting items for motor tuning and deadband for ON-OFF servo.
Guides through the auto adjustment process for the ON-OFF servo system.
Details manual adjustment steps for time registration and deadband.
Lists optional accessories like terminal covers and protection elements.
Describes the terminal cover for preventing electric shock.
Explains the use and types of contact protection elements for noise removal.
Lists the shunt resistor model for current input.
Lists error numbers and their meanings, and describes functions during error display.
Lists warning numbers and their meanings, and provides advice for setting or operation.
Provides a checklist for common symptoms like unstable PV or communication issues.
Covers inspection procedures like trial operation, accuracy check, and overhaul.
Recommends performing trial operation before starting each operation.
Suggests periodical accuracy checks and offers dealer services.
Recommends overhaul after two or three years for reliable operation.
Lists consumable parts like relays and capacitors with their expected life.
Provides cautions regarding the disposal of the instrument according to local regulations.
Gives instructions for cleaning the instrument's front panel and keys.
Lists detailed input, control, and display specifications of the instrument.
Provides a comprehensive list of all parameters, their ranges, and default settings.
Provides a hierarchical list to locate specific parameters within different MODEs.
An alphabetical index to help locate specific topics and features within the manual.
General| Input type | Thermocouple, RTD, DC voltage, DC current |
|---|---|
| Communication | RS-485 (Modbus RTU) |
| Control output | Relay, Voltage pulse, Current |
| Control method | PID control, ON/OFF control |
| Alarm output | Relay contact |
| Power supply | 100 to 240 VAC, 50/60 Hz or 24 VAC/VDC |
| Operating temperature | 0 to 50°C |
| Display | LED display |
| Power Consumption | 10 VA max. |
| Storage Temperature | -20 to 60°C |
| Protection Class | front panel |
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