Operation And Maintenance; Safety Messages - Emerson Rosemount 928 Reference Manual

Reference Manual
00809-0100-4928
5

Operation and maintenance

5.1

Safety messages

Instructions and procedures in this section may require special precautions to ensure the
safety of personnel performing them.
WARNING
Failure to follow these installation guidelines could result in death or serious injury.
• Ensure that only qualified personnel perform the installation.
• Replace Rosemount
WARNING
Explosions could result in death or serious injury.
• Before connecting a handheld communication device in an explosive atmosphere,
ensure that the instruments are installed in accordance with Intrinsically Safe or non-
incendive field wiring practices.
• When connecting an external device to the Rosemount
discrete output in a hazardous area, ensure that the external device is installed in
accordance with Intrinsically Safe or non-incendive field wiring practices.
• Verify that the transmitter operating atmosphere is consistent with the hazardous
location certifications.
WARNING
Electrical shock could cause death or serious injury.
• Use extreme caution when making contact with the leads and terminals.
• The power module may be replaced in a hazardous area. The power module has a
surface resistivity greather than 1 Gigaohm and must be properly installed in the
wireless device enclosure. Take care during transportation to and from the point of
installation to prevent electrostatic charge buildup.
• The surface resistivity of the antenna is greater than 1 Gigaohm. To avoid electrostatic
charge buildup, do not rub or clean the antenna with solvents or a dry cloth.
• Substitution of components may impair intrinsic safety.
™
628 Gas Sensor Modules if the tabs do not latch as intended.
Operation and maintenance
August 2018
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928 Wireless Gas Monitor's
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