Eclipse 705 Installation And Operating Manual page 33

Guided wave radar level transmitter
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TRANSMITTER SPECIFICATIONS
PERFORMANCE
Description
Reference Conditions with a 1,8 m (72")
coaxial type GWR probe
Linearity ¡
Coaxial/twin lead probes
Single lead probes
Accuracy ¡
Coaxial/twin lead probes
Single lead probes
7MT/7ML interface
Resolution
Repeatability
Hysteresis
Response Time
Warm-up Time
Ambient Temp.
Process Dielectric Effect
Operating Temp. Effect
Humidity
Electromagnetic Compatibility
¿
May degrade for 7MD/7ML probe or with fixed threshold.
¡
Top 600 mm (24") of twin rod probe: 30 mm (1.18").
Top 1220 mm (48") of single rod: application dependant.
Accuracy may degrade when using compensation.
¬
Accuracy may degrade slightly < 2,5 m (8')
Specification
Reflection from liquid, with dielectric in center of selected range, at +20 °C (70 °F) with
CFD threshold ¿
< 0,1 % of probe length or 2,5 mm (0.1"), whichever is greater
< 0,3 % of probe length or 8 mm (0.3"), whichever is greater
< 0,1 % of probe length or 2,5 mm (0.1"), whichever is greater
± 0,5 % of probe length or 13 mm (0.5"), whichever is greater
± 25 mm (1")
± 2,5 mm (0.1")
< 2,5 mm (0.1")
< 2,5 mm (0.1")
< 1 second
< 5 seconds
-40 °C to +80 °C (-40 °F to +175 °F)
-20 °C to +70 °C (-5 °F to +160 °F)
-40 °C to +70 °C (-40 °F to +160 °F)
-20 °C to +70 °C (-5 °F to +160 °F)
< 7,5 mm (0.3") within selected range
Approx. +0,02 % of probe length/°C for probes ≥ 2,5 m (8') ¬
0-99 %, non-condensing
Meets CE requirements (EN 61326: 1997 + A1 + A2) and NAMUR NE 21
(Single and Twin-Rod probe must be used in metallic vessel or stillwell)
– blind transmitter
– with digital display
– for Ex ia and Ex d[ia] with blind transmitter
– for Ex ia and Ex d[ia] with digital display
33

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