1523, 1524 Thermometer Readout
Safety Information
2
Safety Information1.3
The Reference Thermometer is designed in accordance with EN 61010-1 {2nd Edition}, and CAN/CSA 22.2
No 61010.1-04. Use this instrument only as specied in this manual, otherwise the protection provided by the
instrument may be impaired.
A Warning identies conditions and actions that pose hazard(s) to the user; a Caution identies conditions
and actions that may damage the instrument being used.
International symbols used on the reference thermometer and in this manual are explained in Table 1 on page
4.
1.3.1 Warning
To avoid possible electric shock or personal injury:
Do not use the reference thermometer in environments other than those listed in the user’s guide.
Do not use the reference thermometer for any application other than that which is specied. The
instrument was designed for temperature measurement and calibration. Any other use of the instrument
may cause unknown hazards to the user.
If the reference thermometer is used in a manner not in accordance with the equipment design, the
operation and the protection provided by the instrument may be impaired. In addition, safety hazards
may arise.
Do not apply more than the rated voltage, as marked on the reference thermometer, between the inputs,
or between any input and earth ground (30 V, 24 mA max all terminals).
Follow all equipment safety procedures.
Calibration equipment should only be used by trained personnel.
The reference thermometer is intended for indoor use only.
Before you use the instrument, inspect the case. Look for cracks or missing plastic. Pay particular
attention to the insulation surrounding the connectors. Do not use the reference thermometer if it