Rice Lake PR5230 Fieldbus Transmitter - Manual (Page 27)

PR 5230 Instrument Manual Options
Sartorius EN-27
3.1.7 Installation
The installation must be performed by qualified personnel in compliance with the applicable laws, regulations,
ordinances and standards. In particular, the standards EN 60079-14 (gas) and EN 61241-14 (dust) must be
taken into account.
All cables to and from PR 5230 have to be installed firmly.
It is only allowed to connect instruments (not sparking during operation) to power circuits in Zone 2 which are
suitable for Zone 2 and the local conditions at the operating location.
Not used cable glands must be closed with ATEX approved screwings in order to secure IP65 protection.
Danger!
Working at the switched on unit may be dangerous to life!
• Disconnect the instrument from the supply voltage.
• When removing covers or parts by means of tools, live parts or terminals may be
exposed.
• Capacitors in the unit may still be charged also after disconnecting the unit from all
voltage sources.
3.1.8 Repairs/Cleaning/Maintenance
Warning!
In the Ex atmosphere it’s not permissible to mount/loose plug connectors or to change
fuses!
Any modifications to the instrument (except by persons authorized by Sartorius) cause loss of conformity for
use in Zone 2 and 22 hazardous areas and invalidate all guarantee claims. Similary, the instrument may only be
opened by qualified and authorized persons.
Repairs are subject to inspection and must be carried out at Sartorius. In case of defect or malfunction, please
contact your local Sartorius dealer or service center for repair. When returning the instrument for repair,
please include a precise and complete description of the problem.
Instruments used in Zone 22 remove dust regulary. Dust layers >5 mm are not permitted.
Maintenance work may be carried out only by a trained technician with expert knowledge of the hazards
involved and the required precautions.
3.1.9 Environmental Conditions
Use the transmitter only within the temperature range of -10 °C…+40 °C. Avoid the inadmissible exposure of
heat, cold, direct sunlight, UV radiation or vibration. Install the instrument in that way, that air circulation is
possible and heat sources are sufficient far away.