Page 16 SLN 700 SmartLine NCR Level Transmitter User’s Manual Revision 1
Figure 4-3: Intrinsically Safe Wiring
Special Conditions for safe use:
• Electrical connections and IS input parameters should be observed in
accordance with Ex instruction
• WARNING – Potential Electrostatic Charging Hazard
• When the enclosure is made of aluminum alloy, impact or friction
should be avoid to Control the mechanical spark
• The equipment shall be protected from sunlight to avoid the UV impact
• The temperature class depends on Ta and process temperature as per
Table 4-4
•
The radar level instrument shall use the suitable certified cable gland
and blank element with Ts≥100˚C
•
The equipment should be protected to avoid high risk from mechanical
impact.
•
Installation of the equipment shall follow IEC 60079-14 last edition or
any national equivalent standards
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