TIS CHECKBOX Instruction Manual page 4

Safety Warnings and Precautions must be read and understood before the instrument is used.
It is advised that the user is observed during use.

The instrument should not be used if any part of it is damaged.

Replacement fuses must be of the correct type and rating, failure to fit the correctly rated fuse
may result in a safety hazard / damage to the TIS Checkbox.

The polarity of the mains input must be verified before powering the TIS Checkbox, failure to do
so may result in a safety hazard / damage to the TIS Checkbox.

Damaged leads / accessories must not be used in conjunction with the TIS Checkbox as this
may result in a safety hazard / damage to the TIS Checkbox.

Do not use the TIS Checkbox on supply systems with a voltage greater than 250V.

Do not disassemble, risk of electric shock – service intervention or adjustment procedure is
allowed to be carried out only by a competent authorized person.
The TIS Checkbox is manufactured and tested to the following standards:

EN 61326 – Electromagnetic Compatibility Regulations.

EN 61010 – Safety Regulations.
Caution: Risk of Electric Shock
Equipment protected throughout by Double Insulation (Class II)
Equipment complies with relevant EU Directives
Do not dispose in normal waste stream.