IRD811 - Instrument does not turn ON
In rare cases, if your
IRD811 Vibration Meter does not turn ON, it could be because of the following reasons:
- Wear and Tear of your Battery Snappers causing loss of contact
- Installed Batteries having insufficient voltage or loss of energy capacity of the batteries
- Fault in the Power Control Rotary Switch
- Amplitude Meter has gone bad. The instrument is ON, but because of faulty amplitude meter, you are unable to tell whether or not the meter has turned ON
These problems can be solved by:
- Replacing the Battery Snappers - requires skill and opening up of the instrument. Recommended to be done by a trained technician
- Replacing the batteries with fresh 9V batteries or recharging the batteries in case of rechargeable batteries - does not require special skills and can be done by anyone
- Replacing or repairing the Power Control Rotary Switch - requires skill and opening up of the instrument. Recommended to be done by a trained technician
- Repairing or Replacing the Amplitude Meter - requires skill and opening up of the instrument. Recommended to be done by a trained technician

You can always call us for help on +91-2248972000. We are available between 9:00 AM to 6:00 PM IST, Monday to Friday. You can also raise a ticket requesting support from the Help Center or write to us at
service@irdmech.com for raising your ticket. We are here to help and set your instrument right.
Related Articles
How to Power On and Turn Off IRD301 Vibration Meter?
IRD301 is a simple Vibration Meter. It has just one button on the front face. Pressing and releasing that button once Powers On the instrument and pressing and releasing the same button once agains Turns off the instrument. Yellow Button in Middle ...
How to use IRD CAL Portable Calibrator?
IRD CAL Portable Calibrator is an easy to use device that can be used to quickly check Calibration of Vibration Meters on-site. It has Three Switch Positions - OFF, mV/g and mV/mm/s. It has a 2 Pin MS Male Connector and an Indication Lamp for Power ...
User Manual of vbseries and SCOUT
User Manual of vbseries (vbBalancer, vbBalancer+, vb5, vb6, vb7 and vb8) SCOUT100 and SCOUT140 is attached.
How to Operate IRD306DP
IRD306DP is a Digital Vibration Meter that allows for measurement of General Machinery Vibration. It works with the Velometer IRD531. The following steps list the method of operating an IRD306DP. Step 1: Insert two numbers of 9 V Batteries ...
IRD306 User Manual
Attached to this Article is the User Manual of IRD306 - Analog Vibration Meter manufactured by IRD Mechanalysis Limited.