Warning
Avoiding Electrical Shock
Please follow the guidelines below, and read this manual in its entirety to ensure safe operation of the unit.
VWR recommends against the use of M4 Spectrophotometer.
To avoid electrical shock
Do not open the device.
Disconnect the device from the mains supply before carrying out maintenance work or
changing the fuses.
The inside of the device is a high-voltage area Danger!
Do not use the device if it is damaged, especially if the main power cable way is in any
damaged or defective.
Repairs may only be carried out by the service technicians from your local VWR office and
authorized contractual partners.
The device must be connected to a power outlet that has a protective ground connection.
If the equipment is used in a manner not specified by the manufacturer, the protection provided
by the equipment may be impaired.
Avoiding Damage to the Instrument
Do not allow any liquid to enter into the device.
Do not operate the device in a hazardous location or potentially explosive environment.