SITRANS P DS III (7MF4.33.. 7MF4.34.. 7MF4.35..)
10 A5E03434626-03, 06/2013
Open cable inlet or incorrect cable gland
Danger of explosion in hazardous areas.
● Close the cable inlets for the electrical connections. Only use cable glands or plugs which are approved for the relevant
Danger of explosion in hazardous areas as result of open cable inlet or incorrect conduit system.
● In the case of a conduit system, mount a spark barrier at a defined distance from the device input. Observe national
regulations and the requirements stated in the relevant approvals.
Technical specifications (Page 35)
Incorrect mounting at Zone 0
Danger of explosion in hazardous areas.
● Ensure sufficient tightness at the process connection.
Observe the standard IEC/EN 60079-14.
Danger with "flameproof enclosure" protection
Danger of explosion in hazardous areas. An explosion may be caused by hot gas escaping from the flameproof enclosure
if there is too little space between it and the fixed parts.
Ensure that there is a space of at least 40 mm between the flameproof joint and the fixed parts.
Loss of explosion protection
Danger of explosion in hazardous areas if the device is open or not properly closed.
Close the device as described in Chapter "Connecting the device (Page 21)".
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