Maintenance, Overhaul, Repair
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230187 / 946960310010
2018-02-19·BA00·III·en·00
Ex n HART universal module, Zone 2
Series 9469/35
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If the error cannot be eliminated using the specified procedures:
• Contact R. STAHL Schaltgeräte GmbH.
For rapid processing, have the following information ready:
• Type and serial number of the device
• DCS/PLC
• Protocol
• Revision no./firmware version
• Purchase information
• Error description
• Intended use (in particular input and output wiring)
11
Maintenance, Overhaul, Repair
11.1 Maintenance
• Consult the relevant national regulations to determine the type and extent of
inspections.
• Adapt inspection intervals to the operating conditions.
During maintenance of the device, check at least:
• whether the clamping screws holding the electric lines are securely seated,
• whether the device enclosure and / or protective enclosure have cracks or other visible
signs of damage,
• whether the permissible ambient temperatures are observed,
• whether the device is used according to its designated use.
11.2 Overhaul
The device does not require regular maintenance.
11.3 Repair
If the blue "M/S" LED lights up continuously, it is recommended to replace the
module in the near future. Otherwise the likelihood of failure will increase after
12 months (see the "Indications" and "Troubleshooting" sections).
Observe the relevant national regulations in the country of use.
DANGER
Explosion hazard due to improper repair!
Non-compliance results in severe or fatal injuries.
• Repair work on the devices must be performed only by
R. STAHL Schaltgeräte GmbH.
