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Connecting
6.1
Basic safety notes
NOTICE
Condensation in the device
Damage to device through formation of condensation if the temperature difference
between transportation or storage and the mounting location exceeds 20 °C (36 °F).
• Before taking the device into operation, let the device adapt for several hours in the new
Connecting device in energized state
Risk of explosion in hazardous areas.
• Connect devices in hazardous areas only in a de-energized state.
6.2
Connecting SITRANS Probe LU240
Incorrect connection to power source
Risk to personnel, system and environment can result from improper power connection.
• The DC input terminals shall be supplied from a source providing electrical isolation
• All field wiring must have insulation suitable for rated voltages.
Loss of protection
Loss of approvals can result from improper connection.
• Check the nameplate on your device, to verify the approval rating.
• Use approved cable gland/conduit seal to maintain TYPE 4X, TYPE 6, IP66, IP68 ratings.
• See Hazardous area installations (Page 24).
SITRANS Probe LU240 with mA/HART
Compact Operating Instructions, 09/2021, A5E42673704-AE
environment.
WARNING
WARNING
between the input and output, in order to meet the applicable safety requirements of
IEC 61010-1. For example, SELV source.
WARNING
6
21
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