ITVC Series – Intelligent Total Valve Controller IOM-ITVC-LB-04
DVG AUTOMATION S.p.A.
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SHEET 5 DI 28
1
Introduction
This document,
ITVC Annex B
contains the information to set and use the
Line Break function
of the
ITVC
I
ntelligent
T
otal
v
alve
C
ontroller. It is supplied to the user together with the manual
IOM-ITVC-Basic
if the
ITVC
has
the option “
Line Break function
”.
The “
Annex B: Line Break function
” should be considered an integral part of the document IOM-ITVC-Basic
for actuator with Line Break function.
Refer to document “
IOM-ITVC-Basic
” for the complete Installation, Operation and Maintenance instructions of
the ITVC
The “
Annex B: Line Break function
”, together with the “
IOM-ITVC-Basic
” is an integral part of the apparatus
and must be carefully read, understood and consulted before use and must be retained for future reference
WARNING!
Do not install, operate, or maintain an ITVC without first being fully trained and qualified in valve,
actuator and accessory installation, operation and maintenance, and carefully reading and
understanding the contents of this manual, including all safety cautions and warnings. For any
questions regarding these instructions, contact the factory before proceeding.
With reference to the manual
IOM-ITVC-Basic
, chapter ITVC HMI, paragraph
HOME
page, the Line Break function
is available only if the ITVC display shows the
icon
or .
The icon signals that the Line Break function is available and working according to the settings, but the output to
drive the actuator in safe position is
disabled
. No action is done by the ITVC to execute the
safe action
.
The icon signals that the execution of the safe action is
enabled.
If one of conditions described in the next
paragraphs occurs, the ITVC will drive actuator and process valve in safe position.
The
Line Break
pages in the HMI menu allow setting the working parameters.
In general the ITVC with Line Break function is fitted with an optional backup battery pack of rechargeable lithium-ion
batteries. The icon signals the charge level of the batteries. By the battery, the ITVC can work properly even if the
main electrical power fails (see Battery option paragraph)
The below figures show the
HOME
page,
standard, HPU
and
HIPPS types
of the ITVC HMI. Refer to IOM-ITVC-
Basic, ITVC HMI chapter, to view the HOME pages features. Refer to the above IOM to find the instructions relevant
to
MENU chart
and
menu operations.
The procedures described in this document use
HOME
page
standard type
.
The procedures to navigate in the menu are the same if the
HOME
page is
HPU
and
HIPPS type
. Only the
HOME
page changes.
LB icon
LB icon
LB icon
Battery icon
Battery icon
Battery icon
The icon
changes in if
the Line Break
function is enabled
to carry out the
safe action
HOME page standard type
HOME page HPU type
HOME page HIPPS type
ITVC equipped with
battery pack
Standard or extended endurance battery pack
(Rechargeable lithium-ion batteries)
Summary of Contents for ITVC Series
Page 2: ......
