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Immingham Storage Co Ltd
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Immingham East Terminal
IME-SIS1
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Safety Instrument System Shutdown Conditions Proof Testing Procedure
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Controlled Copy 2017 Proof Test
P & I Design Ltd
DOCUMENT NO: SI483018_RPT
2 Reed Street, Thornaby, UK, TS17 7AF
ISSUE: A DATE: 09.04.14
Tel: + 44 (0)1642 617444
PAGE 10 OF 17
Fax: + 44 (0)1642 616447
Controlled Copy 20170704
www.pidesign.co.uk7.1
Tank 561 As Found Functional Testing Continued…
Step
Method of Test
Acceptance Criteria
Pass (
)
Fail (x)
Initial
7.1.5
Refer to SI483015_RPT
Wet test of probe required minimum
of every 5 years.
5 yearly wet test due, remove probe
from tank and immerse in suitable
liquid.
5 yearly wet test not due not use
Nivotester test button.
Record method of test
…Nivotester
System trips closing and inhibiting from
reopening FINAL ELEMENT valve and
initiating DIAGNOSTICS as detailed on
SI483012_SCH Sheet 2
Comment differences from SCH in
section 7.1.12.
Pass
FINAL ELEMENT valve action found
smooth.
Comment poor action / sticking in
section 7.1.12.
Pass
Time from test initiation to trip
activation <=2 seconds.
Comment failures in section 7.1.12
Pass
FINAL ELEMENT valve traveling time
>= 90 Seconds
Comment times < 90 Seconds in section
7.1.12
Pass
105 Seconds
Time from test initiation to FINAL
ELEMENT valve closed <= 180 Seconds
Comment times > 180 Seconds in section
7.1.12
Pass
168 Seconds
7.1.6
Remove probe from liquid/ release
Nivotester test button.
System remains tripped inhibiting from
reopening FINAL ELEMENT valves.
DIAGNOSTICS as detailed on
SI483012_SCH sheets 1 & 2
Comment failure in section 7.1.12
Pass
7.1.7
Operate Logic Solver Panel
SYSTEM RESET pushbutton
System healthy and reset as detailed on
SI483012_SCH Sheet 1.
FINAL ELEMENT valve automatically
reopens.
Comment differences from SCH in
section 7.1.12
Pass
Valve action found smooth.
Comment poor action / sticking in
section 7.1.12.
Pass
Opening time
–
No specific requirement.
Comment times > 120 seconds in section
7.1.12.
Pass
Correct FINAL ELEMENT valve
position and DIAGNOSTICS as detailed
on SI483012_SCH Sheet 1.
Comment differences from SCH in
section 7.1.12.
Pass
7.1.8
Operate HS561 Tank 561 Isolation
Pushbutton.
Correct FINAL ELEMENT valve
position and DIAGNOSTICS as detailed
on SI483012_SCH Sheet 2.
Comment differences from SCH in
section 7.1.12.
Pass
Time from test initiation to trip
activation <=2 seconds.
Comment failures in section 7.1.12
Pass
Tank 561 As Found Functional Testing Continued on page 11