RIA261
4 Endress+Hauser
Performance characteristics
Reference conditions T = 25 °C
Maximum measured error < 0.1% of scaled analogue range
Non-repeatability Not specified
Influence of ambient
temperature
Temperature drift = 0.01%/K ambient temperature
Operating conditions
Installation instructions • Installation area: Wall or pipe mounting (see Accessories)
• Installation angle: No limitations
Environment
Ambient temperature range −20 to +60 °C (for Ex areas, see Ex certificate)
Ambient temperature limits See ambient temperature range
Storage temperature -25 to +70 °C
Climate class To IEC 60654-1, Class D1
Degree of protection IP66, NEMA 4X
Shock resistance 7 Nm housing, 4 Nm glass to IEC 60079-0
Vibration resistance Not specified
Electromagnetic compatibility RF protection
To EN 55011 Group 1, Class B
Interference safety
• ESD to IEC 61000-4-2, 6 kV/ 8 kV
• Electromagnetic fields to IEC 61000-4-3, 10 V/m
• Burst (power supply) to IEC 61000-4-4, 4 kV
• Surge to IEC 61000-4-5, 1 kV
• Cable high frequency to IEC 61000-4-6, 10 V
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