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Essential operational and handling guidelines for safe use.
Explains visual indicators and their meanings for safety.
Details critical warnings and cautions for safe operation.
Information on EMC and noise filtering for reliable operation.
General description of the VM-5S Dual Tachometer.
Key features and functionalities of the VM-5S monitor.
Connection of signal transmission cable from transducer.
Guidelines on selecting appropriate cables for signal transmission.
Wiring details for intrinsic safety explosion-proof environments.
Wiring details for non-intrinsic safety explosion-proof environments.
Wiring examples for VE and VM-5G/VM-5Y units.
Wiring examples for MS magnetic pickup connections.
Description of the LCD display for measured values and settings.
Functions of the speed relay for monitoring rotation speed.
Functionality of the OK alarm for detecting input abnormalities.
Functionality of the first-out display for indicating the first alarm.
Disabling speed relay output for setting or maintenance.
Mode active after power-on with alarms disabled.
Setting the normal state of OK alarm and SPEED RELAY contacts.
Configuration of automatic or manual alarm reset.
Selection and description of monitor and pulse output signals.
Description of the analog signal for recorder output.
Built-in function to detect and report system failures.
Function for cutting off secondary power supply in emergency.
Disabling OK alarm and other outputs for a timed period.
Selection of automatic or manual trigger modes for input waveform.
Function to hold and display the peak measured speed value.
Identification and layout of components on the front panel and side.
Detailed explanation of each part of the VM-5S unit.
Detailed breakdown of the information shown on the LCD display.
Procedure for removing the front panel to access internal settings.
Explanation of how to use the keys for parameter adjustment.
Configuration of DIP switches for mode selection and parameter setting.
Setting parameters for alarm modes, delays, and addresses.
Flowchart illustrating the hierarchy of parameter settings.
Explanation of displayed characters during parameter setting.
Detailed key sequence for setting parameters in Setting 1.
Setting speed relay values, trigger levels, and span adjustments.
Flowchart for parameter settings in Setting 2.
Explanation of displayed characters during parameter setting 2.
Detailed key sequence for setting parameters in Setting 2.
Setting trigger levels and hysteresis for signal processing.
Recommended gear tooth forms and dimensions for detection.
Choosing between Auto and Manual trigger modes.
Procedure for selecting and configuring Auto Trigger mode.
Procedure for selecting and configuring Manual Trigger mode.
Understanding and setting hysteresis values for stability.
Procedure for setting hysteresis via jumper pins.
Selecting between monitor and pulse output signals.
Using hysteresis to prevent contact chattering.
Overall block diagram of the VM-5S unit.
Detailed explanation of functional blocks within the VM-5S.
List of necessary tools and equipment for maintenance.
Testing the OK alarm and its contact output.
Testing the speed relay output and contact function.
Testing measured values and recorder output accuracy.
Adjusting measured values and recorder output for accuracy.
Procedures for replacing internal components like capacitors and LCD.
Procedures for adjusting LCD contrast and backlight.
Troubleshooting steps for abnormal LCD display.
Diagnosing and resolving issues with flashing OK display.
Steps to troubleshoot abnormal measured values.
Troubleshooting when the speed relay fails to operate.
Diagnosing and correcting incorrect speed relay behavior.
Troubleshooting when the OK alarm is not functioning.
Diagnosing and resolving issues with recorder output.
Checks performed before the unit is turned on.
Verification steps performed while the unit is running.
Checks performed during normal operation.
Comprehensive checklist before starting operation.
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General