4
Safety
Pictograph
definitions
Instructions in the
text
Work instruction: here you have to do something.
Abbreviations used
TPR 270
: Pirani transmitter
2
Safety
2.1
Safety precautions
The transmitter TPR 270 has been tested and accepted in compliance with EN 61010/
VDE 0411 “Safety Equipment for Electrical Components”.
●
Observe the safety and accident prevention regulations.
●
Check regularly that all safety precautions are being complied with.
●
The unit has been accredited with protection class IP 40. Take necessary measures
when installing into ambient conditions, which afford other protection classes.
●
Consider possible reactions between the materials and the process media.
●
Consider possible reactions of the process media due to the heat generated by the
product.
●
Do not modify or alter the unit yourself.
●
Note the shipping instructions, when returning the unit.
●
Inform yourself about a possible contamination before starting work.
●
Adhere to the relevant regulations and take the necessary precautions, when handling
contaminated parts.
●
Communicate the safety instructions to other users.
2.2
Proper use
●
Only use the TPR 270 digital transmitter for measuring total pressures in the
1 • 10
-4
... 1000 hPa range.
●
Only use the transmitter for air, inert gases and gas mixtures outside their explosion
limits.
Warning of a displayed source of danger in connection with operation of
the unit or equipment
Command to perform an action or task associated with a source of dan-
ger, the disregarding of which may result in serious accidents
Important information about the product or this document
Duty to inform
Each person involved in the installation or operation of the unit must read and observe
the safety-related parts of these operating instuctions.
The operator is obligated to make operating personnel aware of dangers originating
from the unit or the entire system.
