YSI IQ SensorNet 2020 XT Terminal - Manual (Page 29)

System 2020 XT USB Safety instructions
2 - 3 ba76019e01 12/2012
Safe operation If safe operation is no longer possible, the IQ S ENSOR N ET must be
taken out of operation and secured against inadvertent operation.
Safe operation is no longer possible if components:
 have been damaged in transport
 have been stored under adverse conditions for a lengthy period of
time
 are visibly damaged
 no longer operate as described in this manual.
If you are in any doubt, contact the supplier of your IQ S ENSOR N ET .
Obligations of the
operator
The operator of the IQ S ENSOR N ET system must ensure that the
regulations and guidelines listed below are followed when dealing with
dangerous substances:
 EEC guidelines relating to safety at work
 National laws relating to safety at work
 Safety regulations
 Safety datasheets of the chemicals manufacturers.
Warning
A circuit (except for the line power supply), that is connected to an
IQ S
ENSOR N ET component, must not feed any voltages or
currents that are not allowed. It has to be made sure that the
circuit at any time meets all requirements of a Limited circuit or
Limited Power as well as of SELV (Safety Extra Low Voltage).
These include the following limiting value specifications:
 AC voltage: max. 30 V effective / 42.4 V peak
 DC voltage: max. 60 V
 Current limit: max. 8 A
 Power output limitation: max. 150 VA