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Monitoring device, Multi-gas detector, Sensor, Gas detector, Gas sensor
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teCHniCAl speCiFiCAtion
MeAsUreMent prinCiple
Continuous hydrogen collection and analysis
stAndArd CoMponents
Hydrosteel 7000 analyser: includes all sensing, pneumatic,
electrical and diagnostic circuits. Solid impact resistant GRP IP66
rated enclosure with support holes for racking, gland connectors
for power input, thermocouple input, 2 x 4-20 mA output. Flux and
ambient gas and thermocouple inputs.
Non-intrusive probes: Hydrostell AT-F for use on steel
from -40 oC to 500 oC, includes magnetic and banding attachment
means for attachment to steel >4” diameter.
Conduit: Incorporates ambient and flux sample and K-type
thermocouple, up to 20 ft or 6 m.
Software: Enabling downloading of internally stored data via
RS-232 in a safe area or with a permit in hazardous areas.
CertiFiCAtions
Ingress protection rating IP66
II 2G EEx ia IIC T4 Baseefa 04ATEX0205
-20 oC < = T ambient < = +60 oC
US Equivalent
NEC 505 Class 1, Zone 1, Gas Group B, T4
NEC 500 Class 1, Division 1, Gas Group B, T4
ACCUrACy
Logged and output data:
± 10% logged reading ± resolution
response
< 3 minutes
resolUtion
1 pl/cm2/s (AT-S probe)
(note 1 pl = 10.12 Litres at s.t.p)
dynAMiC rAnGe
AT-F probe: 0 to 2000 pl/cm2/s
dAtA loGGinG
Via analog outputs or internally
CAliBrAtion
At factory. Checked with CalCheck Hydrogen
operAtion
24 V (accepts 15 – 26 V) d.c.
teMperAtUre
Analyser: -20 oC to 55 oC (-4 oF to 131 oF)
Probe: steel surface up to 500 oC
diMensions
Analyser (excluding ports): 4” x 7” x 10”, or 10 x 16 x 26 cm
AT-F probe: 6” or 15 cm diameter
WeiGHt
Analyser: less than 5.75 lb or 2.6 kg
Conduit and collector: less than 5.75 lb or 2.6 kg
ION SCIENCE is ISO9001:2008 certified
Part number HS7 V2.2 This publication is not intended to form the basis of a contract and specifications can change without notice.
EMC tested to EN61000-6-3 & EN61000-6-1 2001
Designed to function in the harshest of environments, Hydrosteel
7000 is operational in dust storms, heavy wind and rainfall and
ambient temperatures varying between –20 oC to 55 oC, -4 oF to 131 oF .
The instrument is also suitable for use in environments containing
ambient variable levels of volatile organic compounds (VOCs),
hydrogen and humidity.
The need for a fixed hydrogen flux monitor emerged from findings
that corrosion is often highly episodic and continuous monitoring is
required at most high criticality sites, especially at times of high
flux incidents which often occur during process upsets when
inspection staff are not available.
Hydrogen flux measurements relates directly to active sour
and HF corrosion and any acid corrosion (e.g. sulfidic-naphthenic
acid) at higher temperatures, and is designed for fixed monitoring.
Typical locations for monitoring include:
• Sour gas lines
• Amin treatment plants
• HF alkylation units
• Delsufurisation units
• Distillation outlets and heat exchangers
• Distillation and cracking unit overheads
Applications include:
• Corrosion control
• Feedstock blending
• HIC damage reduction and control
• Sour, HF acid and high temperature corrosion monitoring
• Risk based inspection of prospective hydrogen damage
For further information and ordering please call:
tel: +44 (0) 1763 208 503
email: info@ionscience.com
www.ionscience.com
ION SCIENCE LIMITED
The Way, Fowlmere, Cambs. SG8 7UJ, UK
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