A: Technical Reference
Maximum Process Temperature Chart
WARNING: Internal temperature must not exceed 85 oC (185 oF).
Note: The chart below is for guidance only.
To check maximum and minimum temperatures recorded via SIMATIC PDM, open the menu View – Peak Values, and click on the temperature tab. The peak temperatures indicate the extent of change required to the installation in order to provide a reliable
•For example, if the internal temperature exceeds the maximum allowable limit, a sun shield or a longer nozzle may be required.
To check temperature peaks via the handheld programmer, press | 6 | (#6) to view internal |
temperature on the LCD secondary display.
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Maximum Flange and Process Temperatures versus Allowable Ambient
for SITRANS LR 460
| 60 |
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Temperature | 40 |
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Ambient |
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20 |
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| 0 |
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| 0 | 50 | 100 | 150 | 200 |
Flange and Process Surface Temperatures (oC)
•The chart above is provided for guidance only.
•It does not represent every possible process connection arrangement.
•It does not take into consideration heating from direct sunshine exposure.
ambient temperature
flange temperature
process temperature
Where the chart does not apply, please use your own judgement regarding the use of SITRANS LR 460.
Page | SITRANS LR 460 – INSTRUCTION MANUAL | 7ML19985JM01 |
