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1-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52L
1.1 Safety information
USN 52R and USN 52L have been designed and tested
according to DIN EN 61 010 Part 1, March 1994, Safety
requirements for electrical measuring, control and lab
equipment, and was technically in perfectly safe and
faultless condition when leaving the manufacturing
works.
In order to maintain this condition and to ensure a safe
operation, you should urgently read the following safety
information before putting the instrument into operation.
A Attention:
USN 52R and USN 52L are instruments for materials
testing. Any use for medical applications or other
purposes is not allowed!
The instruments may only be used in industrial environ-
ments!
Storage batteries
USN 52R/USN 52L can be operated with storage batter-
ies. Please only use the power supply/battery charger
unit UN 655 for storage battery charge.
Defects/errors and exceptional stresses
If you have reason to believe that a safe operation of
your instrument is no longer possible, you have to dis-
connect the instrument and secure it against uninten-
tional reconnection. Remove the batteries if necessary.
• A safe operation is e.g. no longer possible
• if the instrument shows visible damages,
• if the instrument no longer operates perfectly,
• after prolonged storage under adverse conditions
(e.g. exceptional temperatures and/or especially high
air humidity, or corrosive environmental conditions),
• after being subjected to heavy stresses during
transportation.
Introduction
Safety information
1-2 Issue 05, 02/00 Krautkramer USN 52R/USN 52L
1.1 Safety information
USN 52R and USN 52L have been designed and tested
according to DIN EN 61 010 Part 1, March 1994, Safety
requirements for electrical measuring, control and lab
equipment, and was technically in perfectly safe and
faultless condition when leaving the manufacturing
works.
In order to maintain this condition and to ensure a safe
operation, you should urgently read the following safety
information before putting the instrument into operation.
A Attention:
USN 52R and USN 52L are instruments for materials
testing. Any use for medical applications or other
purposes is not allowed!
The instruments may only be used in industrial environ-
ments!
Storage batteries
USN 52R/USN 52L can be operated with storage batter-
ies. Please only use the power supply/battery charger
unit UN 655 for storage battery charge.
Defects/errors and exceptional stresses
If you have reason to believe that a safe operation of
your instrument is no longer possible, you have to dis-
connect the instrument and secure it against uninten-
tional reconnection. Remove the batteries if necessary.
• A safe operation is e.g. no longer possible
• if the instrument shows visible damages,
• if the instrument no longer operates perfectly,
• after prolonged storage under adverse conditions
(e.g. exceptional temperatures and/or especially high
air humidity, or corrosive environmental conditions),
• after being subjected to heavy stresses during
transportation.
Introduction
Safety information