Safety information
2.4 Use in hazardous areas
SITRANS LR250 with mA/HART
18 Operating Instructions, 10/2019, A5E32220602-AG
Loss of safety of device with type of protection "Intrinsic safety Ex i"
If the device has already been operated in non-intrinsically safe circuits or the electrical
specifications have not been observed, the safety of the device is no longer ensured for use
in hazardous areas. There is a danger of explosion.
• Connect the device with type of protection "Intrinsic safety" solely to an intrinsically safe
circuit.
• Observe the specifications for the electrical data on the certificate.