Azbil SLX 110 User manual

Smart Displacement type
Level Transmitter
Model SLX 110/120
User’s Manual
CM2-SLX100-2001

Copyright, Notices and Trademarks
© 2001-2020 Azbil Corporation. All Rights Reserved.
While this information is presented in good faith and believed to be
accurate, Azbil Corporation disclaims the implied warranties of mer-
chantability and tness for a particular purpose and makes no express
warranties except as may be stated in its written agreement with and for
its customer.
In no event is Azbil Corporation liable to anyone for any indirect, spe-
cial or consequential damages. is information and specications in
this document are subject to change without notice.

ank you for purchasing the Azbil Corporation smart displacement
type level transmitter.
Model SLX110/120 oers high performance and highly reliable level
transmitters with a microprocessor incorporated in each one.
Most operations such as starting measurement, reading of measured
data, check or change of various set values and setting condition, etc.
can be easily performed by using the smart communicator SFC.

Model SLX 110/120 - Smart displacement type level transmitter i
Safety
About this manual
Correct installation, operation and periodic maintenance are essential to the safe use
of this instrument. Carefully read the safety precautions described in this instruction
manual and have a thorough understanding before starting installation, operation or
maintenance.
When you receive the product, check to see if it is of the correct specications or
if there is any damage caused by transportation. This instrument is shipped after
being tested according to a strict quality control program. If you nd any omissions
in aspects of quality and specications, inform us of the model number and product
number described on the identication plate.
The identication plate is attached to the transmitter part.
WARNING
Indicates a potentially hazardous situation that may result in death or serious injury in
the event of improper handling.
CAUTION
Indicates a potentially hazardous situation that may result in light to moderate injuries
or only in property damage in the event of improper handling.
For correct and safe use of the instrument, be sure to observe the cautions described
on the following pages. Azbil Corporation will not be responsible for any damage that
is a result of handling of the product against these cautions.

Safety Azbil Corporation
ii Model SLX 110/120 - Smart displacement type level transmitter
Safety precautions
Cautions on installation
WARNING
• Do not use the instrument beyond the rated pressure, connection specication and
rated temperature specied for the instrument. This may result in serious accident
due to damage.
• Wiring in an explosion-proof area should be performed according to the work
procedure specied in the explosion-proof guideline.
CAUTION
• After installation, do not use this instrument as a foothold, etc. This may damage
the instrument or may result in physical injury
• Avoid hitting the glass part of the display with tools. This may damage the glass
and result in physical injury.
• Perform installation correctly. Insucient installation or no installation may result
in output errors or violate applicable regulations.
• This product is heavy. Pay attention to the scaolding and wear safety shoes.
Cautions on wiring
WARNING
Do not perform wiring with wet hands or with power turned on. This may result in
electrical shock. Work with dry hands or wear gloves and turn o power.
CAUTION
• Carefully check the specications and perform wiring correctly. Incorrect wiring
may damage the instrument or cause mis-operation.
• Use a power supply that conforms to the specications. Using the wrong power
supply may damage the instrument.

Azbil Corporation Safety
Model SLX 110/120 - Smart displacement type level transmitter iii
Cautions on maintenance
WARNING
• When removing this instrument from the process for maintenance, be especially
careful of residual pressure or any residual uid remaining in the process line or in
the instrument.
• When carrying out venting or draining, check the direction of venting or draining
and prevent it from coming into contact with the human body. This may result in
burns or physical injury.
• When the instrument is used in an explosion-proof area, do not leave the
transmitter part uncovered for fear of sparks or ignition.
CAUTION
This instrument is shipped under strict product control by Azbil Corporation. Do not
modify the instrument under any circumstances as this may damage the instrument.
Cautions on use of communication devices
CAUTION
Using a transceiver, cellular phone, pager, etc. near this instrument may prevent the
instrument from functioning correctly depending on the transmission frequency being
used. Observe the following precautions.
• Check beforehand the distance at which the communication device will not aect
the operation of this instrument and use the communication device at a greater
distance.
• Use the communication device after putting the cover on the transmitter part.

iv Model SLX 110/120 - Smart displacement type level transmitter

Table of Contents
Chapter 1 : Installation
1-1 : Names of components and parts.................................................................. 1-1
1-2 : Safety precautions ........................................................................................ 1-4
1-3 : Specications................................................................................................ 1-4
1-4 : Installation condition ..................................................................................... 1-4
Installation standard of explosion-proof type.............................................. 1-5
1-5 : Unpacking and storage................................................................................. 1-6
Unpacking .................................................................................................. 1-6
Checking instrument .................................................................................. 1-6
Checking specication ............................................................................... 1-7
Storage....................................................................................................... 1-7
1-6 : Installation method........................................................................................ 1-9
External type .............................................................................................. 1-9
Internal type ............................................................................................... 1-9
Heat insulation ........................................................................................... 1-10
Main unit, oat mounting procedure........................................................... 1-10
In case of external type (* when oat is set after main unit is xed).. 1-11
In the case of internal type (when oat is set before main unit is xed)
1-16
Flange bolt tightening torque ............................................................. 1-16
Electrical wiring .......................................................................................... 1-18
Wiring for waterproof model............................................................... 1-18
Wiring for explosion-proof model....................................................... 1-20
Chapter 2 : Operation
2-1 : Principles of operation .................................................................................. 2-1
2-2 : Indicator (optional) ........................................................................................ 2-3
Component part names of indicator ........................................................... 2-3
Digital display ............................................................................................. 2-3
Analog bar graph display ........................................................................... 2-4
Display during external adjustment switch operation ................................. 2-4
2-3 : Items to be checked before operation .......................................................... 2-5
General checking procedure ...................................................................... 2-5
Checking set data ...................................................................................... 2-6
SFC connections ............................................................................... 2-6
Communication start.......................................................................... 2-7
Checking set data.............................................................................. 2-8
Printing example................................................................................ 2-9
Zero span adjustment ................................................................................ 2-10
When liquid level in chamber (liquid tank)
can be changed up to upper limit ..................................................... 2-10
When adjusting zero point to output value according to real level .... 2-16

Table of Contents
2-4 : Operation start .............................................................................................. 2-18
Before operation start................................................................................. 2-18
Start operation............................................................................................ 2-18
When steady operation is reached............................................................. 2-18
2-5 : Operation stop .............................................................................................. 2-19
2-6 : Operation using SFC .................................................................................... 2-19
Principles of key operation ......................................................................... 2-19
Interaction with screen ............................................................................... 2-20
Correction of input ............................................................................. 2-20
SFC keyboard ............................................................................................ 2-21
Basic operation of key input ....................................................................... 2-22
SFC key functions ...................................................................................... 2-23
Green key functions........................................................................... 2-24
Orange key functions......................................................................... 2-26
Yellow key functions .......................................................................... 2-28
Dark green key functions................................................................... 2-30
White key functions............................................................................ 2-31
Dedicated functions.................................................................................... 2-32
Operation when starting measurement ..................................................... 2-32
Display measured data .............................................................................. 2-33
Liquid level input (mm)....................................................................... 2-33
Output being transmitted (%)............................................................. 2-33
Torque tube temperature (°C) ........................................................... 2-33
Angle sensor temperature (°C).......................................................... 2-35
Input angle......................................................................................... 2-36
Displaying and changing set data for measurement .................................. 2-37
Lower range value (LRV)................................................................... 2-37
Upper range value (URV) .................................................................. 2-40
Span .................................................................................................. 2-41
Specic gravity................................................................................... 2-42
Torque tube temperature coe󰀩cient.................................................. 2-44
Range ................................................................................................ 2-46
O󰀨set angle ....................................................................................... 2-48
Material coe󰀩cient............................................................................. 2-50
Damping time constant...................................................................... 2-52
Printing ....................................................................................................... 2-53
How to feed recording paper ............................................................. 2-53
Maintenance printout ......................................................................... 2-54
Action printout.................................................................................... 2-56
Display and change of setting of this instrument........................................ 2-58
Changeable and non-changeable data ............................................. 2-58
Tag No............................................................................................... 2-59
Serial number .................................................................................... 2-60
Software version................................................................................ 2-61
Indicator display format...................................................................... 2-62