RIA452 Technical data
Endress+Hauser 51
•Impedance: ≤ 345 Ω
Approvals:
•ATEX
•FM
•CSA
Transmitter power supply 2, terminal 91/92:
Electrical specifications:
• Output voltage: 24 V ± 15%
• Output current: max. 250 mA (sustained short-circuit proof)
Transmitter power supply 1 and 2:
Galvanic isolation
• Towards all other circuits
HART
®
:
•HART
®
signals are not impaired
10.3 Installation
10.3.1 Installation instructions
Mounting location
Panel, cutout 92 x 92 mm (3.62x3.62 in) (see 'Mechanical construction').
Orientation
Horizontal +/- 45° in every direction
10.3.2 Environment
Ambient temperature range
-20 to +60 °C (-4 to 140 °F))
Storage temperature
-30 to +70 °C (-22 to 158 °F)
Operating height
< 3000 m above MSL (9800 ft)
Climate class
As per IEC 60654-1, Class B2
Condensation
Front: permitted
Device casing: not permitted
Degree of protection
Front IP 65 / NEMA 4
Device casing IP 20
Shock and vibration resistance
2(+3/-0) Hz - 13.2 Hz: ±1.0 mm
13.2 Hz - 100 Hz: 0.7 g
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