Section 4 Configuration and Calibration using
AMS Device Manager or a Field Communicator17...
Configuration Advice20........................
Force Mode20............................
Write Protection20........................
Level Offset20............................
Initial Setup21................................
Device Setup21...........................
PV Setup23..............................
Process Setup23..........................
X1456
Manual Setup24..............................
General25...............................
Device25................................
Sensor26................................
Process26................................
HART27.................................
Safety Recovery27.........................
Alert Setup 28................................
Primary Variable28........................
Rate Limit29..............................
Temperature29...........................
Operational30............................
Informational30..........................
Input Compensation30.....................
Hardware31..............................
Program and Memory31...................
Alert Record31............................
Calibration32................................
Two Points Calibration32...................
Min/Max Calibration33.....................
Weight Calibration34......................
www.Fisher.com
DLC3100 Digital Level Controller
July 2019
Instruction Manual
D104213X012
Two Points Time Delay Calibration35.........
Zero Trim36..............................
Gain Trim36..............................
Torque Rate Gain36.......................
Accuracy Considerations37.....................
Effect of Proportional Band37...............
Density Variations in Interface Applications37..
Extreme Process Temperatures38............
Temperature Compensation38..............
Section 5 Service Tools39.......................
Active Alerts39...............................
Tests40.....................................
Reset/Restore Device41........................
Section 6 Maintenance and Troubleshooting42.....
Alert Messages42.............................
Hardware Diagnostics43.......................
Removing the DLC3100 from the Sensor45.......
Front Cover Assembly48.......................
Removing the Front Cover Assembly48.......
Replacing the Front Cover Assembly49.......
Main Electronics Board49......................
Removing the Main Electronics Board49......
Replacing the Main Electronics Board49.......
LCD Assembly50..............................
Removing the LCD Assembly50..............
Replacing the LCD Assembly50..............
Terminal Box Electronics Board50...............
Removing the Terminal Box
Electronics Board50.....................
Replacing the Terminal Box
Electronics Board51.....................
Packing for Shipment51.......................
Section 7 Parts52..............................
Parts Ordering52.............................
Parts Kits52..................................
Parts List52..................................
Mounting Kits56..............................
Sunshade58.................................
Appendix A Principle of Operation60..............
HART Communication60.......................
Multidrop Communication60...................
Digital Level Controller Operation61.............
Appendix B Field Communicator Fast-Key
Sequence and Menu Tree65.....................
2
Instruction Manual
D104213X012
DLC3100 Digital Level Controller
July 2019
Section 1
Introduction and Specifications
Scope of Manual
This instruction manual is a supplement to the DLC3100 and DLC3100 SIS Quick Start Guide (D104214X012) that
ships with every digital level controller. This instruction manual includes specifications, operating, and maintenance
information for FIELDVUE DLC3100 and DLC3100 SIS digital level controllers.
Notes
The DLC3100 SIS is identified by a label affixed to the terminal box cover.
Unless otherwise noted, the information in this document applies to both DLC3100 and DLC3100 SIS. However, for simplicity, the
DLC3100 model name will be used throughout.
This instruction manual supports the 475 Field Communicator with device description revision 1, used with DLC3100
instruments with firmware revision 1.0.9. You can obtain information about the process, instrument, or sensor using
the Field Communicator. Contact your Emerson sales office
to obtain the appropriate software.
Do not install, operate, or maintain a DLC3100 digital level controller without being fully trained and qualified in valve,
actuator, and accessory installation, operation, and maintenance. To avoid personal injury or property damage, it is
important to carefully read, understand, and follow all the contents of this manual, including all safety cautions and
warnings. If you have any questions regarding these instructions, contact your Emerson sales office before proceeding.
Installation, Mounting and Electrical Connections, and Initial
Configuration and Calibration using the Local User Interface
Refer to the DLC3100 and DLC3100 SIS Quick Start Guide (D104214X012) for installation and connection information,
as well as initial configuration and calibration using the local user interface. If a copy of this quick start guide is needed
contact your Emerson sales office or visit Fisher.com.
Conventions Used
This manual describes using the Field Communicator to configure and calibrate the digital level controller.
Procedures that require the use of the Field Communicator have the text path and the sequence of numeric keys
required to display the desired Field Communicator menu.
Description
DLC3100 Digital Level Controller
DLC3100 digital level controllers (figure 2) are used with level sensors to measure liquid level, the level of interface
between two liquids, or liquid density. Changes in level or density exert a buoyant force on a displacer, which rotates
the torque tube shaft (see figure 3). This rotary motion is applied to the digital level controller, transformed to an
electrical signal and digitized. The digital signal is compensated and processed per user configuration requirements,
and converted back to a 4-20 mA analog electrical signal. See the block diagram in figure 4.
3
DLC3100 Digital Level Controller
July 2019
Instruction Manual
D104213X012
Figure 2. Fisher DLC3100 Digital Level Controller
X1461
Figure 3. Fisher 249 Torque Tube Rotation
TORQUE
TUBE
DISPLACER
X1501
Figure 4. Mechanical Architecture
Mechanical
249 Torque Tube
Mechanical
Push Buttons
(with magnets)
Lever Assembly
Lock Mechanism
(with magnets)
Magnetic
Magnetic
Main Electronic Compartment - Ex 'd' IP66 Enclosure
LCD (with reed
switches)
Electrical
Electrical
Hall Sensor
Terminal
Compartment
(with cover)
Main PCB
Electrical
4
Instruction Manual
D104213X012
Several operations with the DLC3100 can be performed using the Field Communicator. The digital level controller can
be configured, calibrated, or tested. Using the HART protocol, information from the field can be integrated into
control systems or be received on a single loop basis.
DLC3100 digital level controllers are designed to directly replace standard pneumatic and electro-pneumatic level
transmitters. DLC3100 digital level controllers mount on a wide variety of caged and cageless 249 level sensors. They
can also be mounted on other manufacturers’ displacer type level sensors with designed mounting kits.
DLC3100 Digital Level Controller
July 2019
CAUTION
There are many magnets used in the DLC3100 (lever assembly, push button, coupling handle). Care must be taken to avoid
having a high powered magnet in close proximity. This could cause permanent damage to the DLC3100. Potential sources
of damaging equipment include, but are not limited to: transformers, DC motors, stacking magnet assemblies.
General Guidelines for use of High Power Magnets:
Use of high power magnets in close proximity to any instrument which is operating a process should be avoided.
Regardless of the instrument model, high power magnets can affect its functionality.
249 Caged Sensors
249, 249B, 249BF, 249C, 249K and 249L sensors side-mount on the vessel with the displacer mounted inside a cage
outside the vessel.
249 Cageless Sensors
249BP, 249CP and 249P sensors top-mount on the vessel with the displacer hanging down into the vessel.
249VS sensor side-mounts on the vessel with the displacer hanging out into the vessel.
249W wafer-style sensor mounts on top of a vessel or on a customer-supplied cages.
Related Documents
Other documents containing information related to the DLC3100 digital level controllers and 249 sensors include:
D FIELDVUE DLC3100 and DLC3100 SIS Quick Start Guide (D104214X012
D CSA (United States and Canada) Hazardous Area Approvals - DLC3100 Digital Level Controller (D104232X012
D ATEX and IECEx Hazardous Area Approvals - DLC3100 Digital Level Controller (D104233X012)
D Fisher 249 Caged Displacer Sensors Instruction Manual (D200099X012
D Fisher 249 Cageless Displacer Sensors Instruction Manual (D200100X012
D Fisher 249VS Cageless Displacer Sensor Instruction Manual (D103288X012
D Simulation of Process Conditions for Calibration of Fisher Level Controllers and Transmitters (D103066X012
D Bolt Torque Information (D103220X012
D Bulletin 11.2:DLC3100 - FIELDVUE DLC3100 and DLC3100 SIS Digital Level Controllers (D104216X012
D Bulletin 34.2:249 - Fisher 249 Sensor, Level Controller, and Transmitter Dimensions (D200039X012
These documents are available from your Emerson sales office
)
)
)
or at Fisher.com.
)
5
DLC3100 Digital Level Controller
July 2019
Table 1. Fisher DLC3100 Specifications
Instruction Manual
D104213X012
Available Configurations
Mounts on caged and cageless 249 sensors
Function: Transmitter
Communications Protocol: HART
Input Signal
(1)
Level, Interface, or Density
: Rotary motion of
torque tube shaft proportional to changes in liquid
level, interface level, or density that change the
buoyancy of a displacer.
Process Temperature: Interface for 2- or 3-wire
100 ohm platinum RTD for sensing process
temperature, or optional user-entered target
temperature to permit compensating for changes in
specific density.
Output Signal
Analog: 4 to 20 mA DC
J Direct action—increasing level, interface, or density
increases output; or
J Reverse action—increasing level, interface, or
density decreases output
High saturation: 20.5 mA
Low saturation: 3.8 mA
High alarm
Low Alarm
(2)
: > 21.0 mA
(2)
: < 3.6 mA
Digital: HART 1200 Baud Frequency Shift Keyed (FSK)
HART impedance requirements must be met to
enable communication. Total shunt impedance
across the master device connections (excluding the
master and transmitter impedance) must be between
230 and 600 ohms.
The transmitter HART receive impedance is defined
as:
Rx: 30.2 k ohms and
Cx: 5.45 nF
Supply Requirements
Transient Voltage Protection
Pulse Waveform
Rise Time
(ms)
10100048.412.4
Decay
to 50% (ms)
Max VCL @ I
(Clamping
Voltage) (V)
pp
I
pp
(Peak Pulse
Current) (A)
Electrical Classification
Overvoltage Category II per IEC 61010 clause 5.4.2d
Pollution Degree 4
Altitude Rating
Up to 2000 meters (6562 feet)
Ambient Temperature
The combined temperature effect on zero and span
without the 249 sensor is less than 0.02% of full scale
per degree Celsius over the operating range -40 to
80_C (-40 to 176_F)
LCD operating temperature limits: -20 to 70_C
(-4 to 158_F)
(3)
Process Temperature
The process density and torque rate are affected by
the process temperature (figure 6). Temperature
compensation can be implemented to correct for
process density changes.
Process Density
The sensitivity to error in knowledge of process
density is proportional to the differential density of
the calibration. If the differential specific gravity is
0.2, and error of 0.02 specific gravity units in
knowledge of a process fluid density represents 10%
of span.
DLC3100 meets EN61326-1:2013
Performance is shown in table 2
DLC3100 SIS meets EN61326-3-2:2008
Performance is shown in table 3
DLC3100 SIS
Safety Instrumented System Classification
SIL2 capable - certified by exida Consulting LLC
Performance
(1)
w/ NPS 3
249W, Using
a 14‐inch
Displacer
$0.8% of
output span
- - -- - -
$0.5% of
output span
- - -- - -
<1.0% of
output span
w/ All Other
249 Sensors
$0.5% of
output span
$0.3% of
output span
<1.0% of
output span
Performance
Criteria
Independent
Linearity
Hysteresis
Repeatability
Dead Band
Hysteresis plus
Deadband
NOTE: At full design span, reference conditions.
1. To lever assembly rotation inputs.
DLC3100
Digital Level
Controller
$0.25% of
output span
<0.2% of
output span
$0.1% of full
scale output
<0.05% of
input span
- - -
At effective proportional band (PB)<100%, linearity,
dead band, and repeatability are derated by the factor
(100%/PB)
Minimum Differential Specific Gravity
0.05 SGU
Construction Material
Housing and Cover: Low-copper aluminum die
casting alloy
Internal: Aluminum, and stainless steel; encapsulated
printed circuit board
Lever assembly: Plated steel, Neodymium iron boron
magnets
Hall Guard: Thermoplastic elastomer
Weight
Less than 3.45 kg (7.57 lb)
Options
J Heat insulator (see figure 5 for use guidelines)
J Sunshade J Mountings for Masoneilan, Yamatake,
Foxboro-Eckhardt sensors
J Factory Calibration:
available for instruments factory-mounted on 249
sensor, when application, process temperature and
density are supplied
1. Density application is not available in DLC3100 SIS.
2. Only one of the High/Low alarm definition is available in a given configuration. Both alarms are NAMUR NE43 compliant.
3. Outside of this limit, LCD will not be readable but it will not affect the functionality of DLC3100 if the temperature is still within the normal limits. Push buttons will be disabled when instrument
temperature is below -20°C (-4°F) or above 70°C (158°F) where LCD display might be intermittent.
4. Not for use in Ester and Ketone atmospheres.
Table 2. DLC3100 EMC Summary Results—Immunity per EN61326-1
SurgeIEC 61000-4-51 kV (line to ground only, each)FS
Conducted RFIEC 61000-4-610 kHz to 80 MHz at 10 VrmsA
BurstIEC 61000-4-42 kVA
Protective earth
SurgeIEC 61000-4-51 kV (line to ground only)A
Conducted RFIEC 61000-4-610 kHz to 80 MHz at 10 VrmsA
1. A = No degradation during testing. B = Temporary degradation during testing, but is self‐recovering. FS = Fail Safe. Specification limit = +/- 2% of span.
2. HART communication was considered as “not relevant to the process” and is used primarily for configuration, calibration, and diagnostic purposes.
Figure 5. Guidelines for Use of Optional Heat Insulator Assembly
-40 -30
800
-20 -10
010 20
30 40 50 60
AMBIENT TEMPERATURE (_C)
HEAT INSULATOR
400
0
1
TOO
COLD
-325
PROCESS TEMPERATURE (_F)
020 40 60 80 100 120 140 160
-20-40
REQUIRED
NO HEAT INSULATOR NECESSARY
HEAT INSULATOR
REQUIRED
AMBIENT TEMPERATURE (_F)
STANDARD TRANSMITTER
NOTES:
1 FOR PROCESS TEMPERATURES BELOW -29_C (-20_F) AND ABOVE 204_C (400_F)
SENSOR MATERIALS MUST BE APPROPRIATE FOR THE PROCESS; SEE TABLE 5.
2. IF AMBIENT DEW POINT IS ABOVE PROCESS TEMPERATURE, ICE FORMATION MIGHT
CAUSE INSTRUMENT MALFUNCTION AND REDUCE INSULATOR EFFECTIVENESS.
NOTE:
1 DUE TO THE PERMANENT DRIFT THAT OCCURS NEAR AND ABOVE 260_C (500_F), N05500 IS NOT
RECOMMENDED FOR TEMPERATURES ABOVE 232_C (450_F).
N05500
N06600
N10276
S31600
9
DLC3100 Digital Level Controller
July 2019
Table 4. Fisher 249 Sensor Specifications
Input Signal
Liquid Level or Liquid‐to‐Liquid Interface Level:
From 0 to 100 percent of displacer length
Liquid Density: From 0 to 100 percent of
displacement force change obtained with given
displacer volume—standard volumes are
J980 cm
or
J1640 cm
3
(60 inches3) for 249C and 249CP sensors
3
(100 inches3) for most other sensors;
other volumes available depending upon sensor
construction
Sensor Displacer Lengths
See tables 7 and 8 footnotes
Sensor Working Pressures
Consistent with applicable ANSI
pressure/temperature ratings for the specific sensor
constructions shown in tables 7 and 8
Caged Sensor Connection Styles
Cages can be furnished in a variety of end connection
styles to facilitate mounting on vessels; the
Instruction Manual
D104213X012
equalizing connection styles are numbered and are
shown in figure 7.
Mounting Positions
Most level sensors with cage displacers have a
rotatable head. The head may be rotated through
360 degrees to any of eight different positions.
Construction Materials
See tables 6, 7, and 8
Operative Ambient Temperature
See table 5
For ambient temperature ranges, guidelines, and use
of optional heat insulator see figure 5
Options
J Heat insulator J Gauge glass for pressures to
29 bar at 232_C (420 psig at 450_F), and
gauges for high temperature and pressure
applications
J Reflex
Table 5. Allowable Process Temperatures for
Common 249 Sensor Pressure Boundary Materials
MATERIAL
Cast Iron-29_C (-20_F)232_C (450_F)
Steel-29_C (-20_F)427_C (800_F)
Stainless Steel-198_C (-325_F)427_C (800_F)
N04400-198_C (-325_F)427_C (800_F)
Graphite
Laminate/SST
Gaskets
N04400/PTFE
Gaskets
-198_C (-325_F)427_C (800_F)
-73_C (-100_F)204_C (400_F)
PROCESS TEMPERATURE
Min.Max.
Table 6. Displacer and Torque Tube Materials
PartStandard MaterialOther Materials
316 Stainless Steel,
Displacer304 Stainless Steel
Displacer Stem
Driver Bearing,
Displacer Rod and
Driver
Torque TubeN05500
1. N05500 is not recommended for spring applications above 232_C
(450_F). Contact your Emerson sales office
temperatures exceeding this limit are required.
316 Stainless Steel
(1)
N10276, N04400,
Plastic, and Special
Alloys
N10276, N04400,
other Austenitic
Stainless Steels, and
Special Alloys
316 Stainless Steel,
N06600, N10276
or application engineer if
10
Instruction Manual
D104213X012
DLC3100 Digital Level Controller
July 2019
Table 7. Caged Displacer Sensors
TORQUE TUBE
ORIENTATION
249
SENSOR
(3)
(1)
STANDARD CAGE, HEAD,
AND TORQUE TUBE ARM
MATERIAL
Cast iron
EQUALIZING CONNECTION
StyleSize (NPS)
Screwed1‐1/2 or 2
Flanged2
Screwed or optional socket weld1‐1/2 or 2CL600
1‐1/2
2
1‐1/2
Torque tube
arm rotatable
with respect to
equalizing
connections
249B, 249BF
(3)
249C
(4)
Steel
316 stainless steel
Raised face or optional ring‐type joint
flanged
Screwed1‐1/2 or 2CL600
Raised face flanged
2
249KSteel
249LSteelRing‐type joint flanged2
1. Standard displacer lengths for all styles (except 249) are 14, 32, 48, 60, 72, 84, 96, 108 and 120 inches. The 249 uses a displacer with a length of either 14 or 32 inches.
2. EN flange connections available in EMA (Europe, Middle East and Africa).
3. Not available in EMA.
4. The 249BF available in EMA only. Also available in EN size DN 40 with PN 10 to PN 100 flanges and size DN 50 with PN 10 to PN 63 flanges.
5. Top connection is NPS 1 ring‐type joint flanged for connection styles F1 and F2.
Table 8.Cageless Displacer Sensors
MountingSensor
(1)
Standard Head
(6)
Body
and Torque Tube
(2),
Wafer
Raised face or optional ring‐type joint
flanged
1‐1/2 or 2CL900 or CL1500
(5)
Flange Connection (Size)Pressure Rating
Arm Material
NPS 4 raised face or optional ring‐type jointCL150, CL300, or CL600
NPS 6 or 8 raised faceCL150 or CL300
NPS 4 raised face or optional ring‐type joint
NPS 6 or 8 raised face
CL900 or 1CL500
(EN PN 10 to DIN PN 250)
CL150, CL300, CL600, CL900,
CL1500, or CL2500
CL125, CL150, CL250, CL300,
For NPS 4 raised face or flat face
CL600, CL900, or CL1500
(EN PN 10 to DIN PN 160)
Mounts on
top of vessel
Mounts on
side of vessel
(4)
249BP
Steel
249CP316 Stainless SteelNPS 3 raised faceCL150, CL300, or CL600
(5)
249P
Steel or stainless steel
WCC (steel) LCC (steel), or
249VS
CF8M (316 stainless steel)
WCC, LCC, or CF8MFor NPS 4 buttweld end, XXZCL2500
Mounts on top of
vessel or on
customer
249W
supplied cage
1. Standard displacer lengths are 14, 32, 48, 60, 72, 84, 96, 108, and 120 inches.
2. Not used with side‐mounted sensors.
3. EN flange connections available in EMA (Europe, Middle East and Africa).
4. Not available in EMA.
5. 249P available in EMA only.
6. Wafer Body only applicable to the 249W.
WCC or CF8MFor NPS 3 raised faceCL150, CL300, or CL600
LCC or CF8MFor NPS 4 raised faceCL150, CL300, or CL600
PRESSURE RATING
CL125 or CL250
CL150, CL300, or
CL600
CL150, CL300, or
CL600
CL150, CL300, or
CL600
CL150, CL300, or
CL600
CL2500
(3)
(2)
11
DLC3100 Digital Level Controller
July 2019
Figure 7. Style Number of Equalizing Connections
Instruction Manual
D104213X012
STYLE 1
TOP & BOTTOM
CONNECTIONS
SCREWED (S-1) OR
FLANGED (F-1)
E1697
STYLE 2STYLE 3STYLE 4
TOP & LOWER SIDE
CONNECTIONS
SCREWED (S-2) OR
FLANGED (F-2)
UPPER & LOWER SIDE
CONNECTIONS
SCREWED (S-3) OR
FLANGED (F-3)
UPPER SIDE & BOTTOM
SCREWED (S-4) OR
CONNECTIONS
FLANGED (F-4)
12
Instruction Manual
D104213X012
DLC3100 Digital Level Controller
July 2019
Section 2
Electrical Connections
Note
This information supplements the Electrical Connections section in the quick start guide (D104214X012
instrument. If a copy of this quick start guide is needed contact your Emerson sales office
or visit Fisher.com.
Test Connections
WARNING
Personal injury or property damage caused by fire or explosion may occur if this connection is attempted in an area which
contains a potentially explosive atmosphere or has been classified as hazardous. Confirm that area classification and
atmosphere conditions permit the safe removal of the terminal box cap before proceeding.
) that shipped with your
Test connections inside the terminal box can be used to measure loop current across an internal 1 ohm resistor.
1. Remove the terminal box cap.
2. Adjust the test meter to measure mV.
3. Connect the positive lead of the test meter to the + connection and the negative lead to the TEST connection inside
the terminal box.
4. Measure Loop current as mV = mA. For example, if the meter measures 12.5 mV, it means the loop current is
12.5 mA.
5. Remove test leads and replace the terminal box cover.
Alarm Conditions
Each digital level controller continuously monitors its own performance during normal operation. This automatic
diagnostic routine is a timed series of checks repeated continuously. If diagnostics detect a failure in the electronics,
the instrument drives its output to trip alarm current either below 3.6 mA or above 21 mA, depending on the position
(High/Low) of the alarm switch.
An alarm condition occurs when the self-diagnostics detect an error that would render the process variable
measurement inaccurate, incorrect, or undefined, or a user defined threshold is violated. At this point the analog
output of the unit is driven to a defined level either above or below the nominal 4-20 mA range, based on the position
of the alarm switch. The factory default Alarm Switch setting is High.
Refer to table 9 for alerts that will trigger the Trip Alarm Current when enabled.
13
DLC3100 Digital Level Controller
July 2019
Table 9. Trip Alarm Current Default Setting
AlertsTrip Alarm Current Default Setting
Device MalfunctionEnable
Reference Voltage FailedEnable
PV Analog Output Readback Limit FailedEnable
Instrument Temperature Sensor AlertEnable
Hall Sensor AlertEnable
RTD Sensor AlertEnable
Hall Diagnostic FailedEnable
RTD Diagnostic FailedEnable
Program Memory FailedEnable
NVM ErrorEnable
RAM Test Error AlertEnable
Watchdog Reset ExecutedEnable
PV HiHi AlertDisable
PV LoLo AlertDisable
Loop Test
Instruction Manual
D104213X012
Note
The DLC3100 must be put out of service during Loop Test. Place the loop into manual operation before putting device out of
service as the DLC3100 output may not be valid.
When the DLC3100 is out of service, it is locked for exclusive access by the Primary/Secondary master that put it out of service. If
the instrument reports Locked by HART or Access Restricted when you attempt to configure it, and a master of the original
priority is not available, use Force Mode on the Local User Interface menu to force the instrument mode to In Service. You will
then be able to take it out of service with your own master to make changes.
Loop Test can be used to verify the controller output, the integrity of the loop, and the operations of any recorders or
similar devices installed in the loop. To initiate a loop test, perform the following procedure:
1. Connect a reference meter to the controller. To do so, either connect the meter to the test connections inside the
terminal box (see Test Connections procedure) or connect the meter in the loop as shown in figure 8.
2. Access Loop Test via Service Tools > Maintenance > Tests > Loop Test (3-4-2-2).
3. Select OK after you set the control loop to manual. The Field Communicator displays the loop test menu.
4. Put the instrument to “Not in Service” and select analog output level: 4mA, 20mA or Other to manually input a
value between 4 and 20 milliamps.
5. Check the reference meter to verify that it reads the value that is commanded. If the readings do not match, either
the controller requires an output trim, or the meter is malfunctioning.
After completing the test procedure, the display returns to the loop test screen and allows you to choose another
output value or end the test and put instrument back in service.
14
Instruction Manual
D104213X012
DLC3100 Digital Level Controller
July 2019
Section 3
Overview
Overview provides information about the current state of the instrument, measurement data, and device variables
that are of interest.
Status
NameStatusDescription
Device
Communications
Mode
Good
Failure
Maintenance
Advisory
Polled
Simulation Active
In Service
Not In Service
There are no active alerts and instrument is In Service.
The highest severity active alert is in the Failure category.
The highest severity active alert is in the Maintenance
category.
The highest severity active alert is in the Advisory category.
Communication with digital level controller is established.
Digital level controller is in alert simulation mode.
Digital level controller is online and performing its function.
Digital level controller is Out of Service. Output may not be
valid.
Primary Purpose Variables
NameDescription
Process FluidName of the process fluid.
Process Fluid Compensated
Density
PVActual measurement in percentage of span.
PV ValueActual measurement in unit.
Process TemperatureActual temperature of the process (via RTD or manual input).
Analog OutputCurrent output of the digital level controller, in milliamps.
Density of the process fluid. If temperature compensation is enabled, the density
value is after compensation.
Device Information
Identification
NameDescription
TagA unique name to identify the HART device, up to 8 characters.
Long TagA unique name to identify the HART device, up to 32 characters.
ModelField device model: DLC3100
Device IDThe ID of the printed wiring board in the instrument.
Instrument Serial NumberSerial number printed on the nameplate of the device.
Sensor Serial NumberSerial number printed on the nameplate of the 249 sensor.
Instrument Assembly CodeUnique code in device for traceability.
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July 2019
Instruction Manual
D104213X012
Revisions
NameDescription
HART Universal RevisionThe revision number of the HART Universal Commands used by the instrument.
Device RevisionThe revision number of the instrument-to-HART communicator interface software.
HardwareThe revision number of the instrument hardware.
FirmwareThe revision number of the instrument firmware.
Alarm Type and Security
NameValueDescription
Alarm Switch
Protection
HighAnalog output will be >= 21mA when Trip Alarm Current is activated.
LowAnalog output will be <= 3.6mA when Trip Alarm Current is activated.
Enable
When protection is enabled, writing to parameters and calibration are
not allowed.
DisableWhen protection is disabled, device can be configured and calibrated.
16
Instruction Manual
D104213X012
DLC3100 Digital Level Controller
Section 4
Configuration and Calibration using AMS Device Manager or a
Field Communicator
Note
Refer to the DLC3100 and DLC3100 SIS Quick Start Guide (D104214X012
interface. If a copy of this quick start guide is needed contact your Emerson sales office
DLC3100 has to be set to “Not In Service” during configuration and calibration which include:
D Device Setup
D PV Setup
D Process Setup
D Calibration
D Manual Setup
D Alert Setup
) for configuration and calibration using the local user
or visit Fisher.com.
July 2019
The DLC3100 will continue to regulate the current output based on lever assembly position. The output can be at
failed current value (determine by alarm switch on the Main Electronics Board) depending on the device alerts/status.
This current output shall not be treated as actual level/interface measurement as the device is “Not In Service”.
CAUTION
The control loop must be in manual before putting DLC3100 to Not In Service.
Note
When configuring the DLC3100 using the DD, the access of DLC3100 via Local User Interface will be locked.
If a DLC3100 digital level controller ships from factory mounted on a 249 sensor, initial setup and calibration may not
be necessary. The factory enters the sensor data, couples the instrument to the sensor, and calibrates the instrument
and sensor combination.
17
DLC3100 Digital Level Controller
July 2019
Instruction Manual
D104213X012
Note
If the digital level controller mounted on the sensor is received with the displacer blocked, or if the displacer is not connected, the
instrument will be coupled to the torque tube assembly and the lever assembly unlocked. To place the unit in service, if the
displacer is blocked, remove the rod and block at each end of the displacer and check the instrument calibration. (If the “factory
cal” option was ordered, the instrument will be pre-compensated to the process conditions provided on the requisition, and may
not appear to be calibrated if checked against room temperature with 0% and 100% water level inputs). If the displacer is not
connected, hang the displacer on the torque tube.
If the digital level controller mounted on the torque tube arm and the displacer is not blocked when received (such as in skid
mounted systems), the instrument will not be coupled to the torque tube assembly, and the lever assembly will be locked. To
place the unit in service, couple the instrument to the sensor and unlock the lever assembly.
When the 249 assembly is properly connected and coupled to the digital level controller, establish the zero process condition and
perform the Trim Zero procedure. The torque tube rate should not need to be recalibrated.
To review the configuration data entered by the factory, connect the instrument to a 24 VDC power supply as shown in
figure 8. Connect the AMS Device Manager/Field Communicator to the instrument and turn it on. Go to Configure and
review the data under Manual Setup and Alert Setup. If application data has been changed since the instrument was
factory-configured, refer to the Manual Setup section for instructions on modifying configuration data.
Figure 8. Connecting to a Power Supply
Field Communicator may be
connected at any termination
point in the signal loop other
than across the power supply.
Signal loop must have between
230 and 600 ohms load for
communication.
230 RL 600
−
Reference meter
+
for calibration
or monitoring
operation. May
be a voltmeter
across 250 ohm
−
resistor or a
current meter.
+
+
Signal loop may be grounded at
any point or left ungrounded.
−
+
POWER
SUPPLY
−
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Instruction Manual
D104213X012
DLC3100 Digital Level Controller
July 2019
For instruments not mounted on a level sensor or when replacing an instrument, initial setup consists of entering
sensor information.
Sensor information includes displacer and torque tube information, such as:
D Displacer Information (Length, Volume and Weight)
D Driver Rod Length
D Mounting position (Left or Right of Displacer)
D Torque Tube Material
D Torque Tube Wall
D Measurement Application (Level, Interface or Density)
D Direct/Reverse Action
D Temperature Compensation (Enable/Disable)
D Process Fluid Density
Refer to table 10 for information required to setup the DLC3100. Most of the information is available from the sensor
nameplate. The moment arm is the effective length of the driver rod length, and depends upon the sensor type. For a
249 sensor, refer to table 11 to determine driver rod (moment arm) length.
2. When setting up the density in Degrees Baume, note of the range supported:
Degrees Baume Heavy - 0 degree to 37.6 degree
Degrees Baume Light - 10 degree to 100 degree
Degrees API - 0 degree to 100 degree
When the DLC3100 is out of service, it is locked for exclusive access by the Primary/Secondary master that put it out of
service. The same master must be used to put the instrument back in service; another master will not be able to
change anything on the device and the LCD will return a “Locked by HART” message, unless you run Force Mode.
Select Force Mode to force the instrument mode to In Service if the original master is not available.
Note
Make sure no outstanding tasks are on-going in the device, including configuration and calibration, before forcing the DLC3100 In
Service
Write Protection
To setup and calibrate the instrument, write protection must be set to disable.
Level Offset
Level Offset is the value DLC3100 reports when the process level is at the bottom of the displacer. Adding a level offset
permits the process variable value in engineering units to be reported with respect to a reference point other than the
bottom of the displacer. Examples include: bottom of the process vessel, the process set point, or sea level. Set Level
Offset is only available in Level or Interface measurement mode. Follow the prompts on the Field Communicator to
enter the offset value (2-3-2-1-6).
Level Offset will affect URV/LRV, PV Hi/Lo, PV HiHi/LoLo alerts. Changing PV alert points assumes you have already
considered the affect of Level Offset on the alert points. This parameter should be cleared to zero before running
Device Setup.
Figure 81. Example of the Use of Level Offset
URV
(10 FEET)
LRV
(6 FEET)
E0368
DISPLACER
LEVEL
OFFSET
(6 FEET)
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Instruction Manual
D104213X012
DLC3100 Digital Level Controller
July 2019
Initial Setup
Initial Setup consists of the following:
D Device Setup
D PV Setup
D Process Setup
All three setup procedures must be completed when configuring the DLC3100 in order for the device to function
properly.
Initial Setup directs you through initialization of configuration data needed for proper operation. When the instrument
comes out of the box, the default dimensions are set for the most common Fisher 249 construction. If any data is
unknown, it is generally safe to accept the defaults. The mounting position - left or right of displacer - is important for
correct interpretation of positive motion. Use Manual Setup to locate and modify individual parameters when they
need to be changed. Refer to the Initial Setup section below for DLC3100 configuration.
Notes
The DLC3100 has to be “Not In Service” when carrying out Initial Setup. Place the loop into manual operation before putting
device out of service as the output will not be valid.
When the DLC3100 is out of service, it is locked for exclusive access by the Primary/Secondary master that put it out of service. If
the instrument reports Locked by HART or Access Restricted when you attempt to configure it, and a master of the original
priority is not available, use Force Mode on the Local User Interface menu to force the instrument mode to In Service. You will
then be able to take it out of service with your own master to make changes.
Guided setup is available to aid initial setup. Follow the prompts to enter information required by the setup. Most of
the information is available from the sensor nameplate.
D Displacer Information (Length, Weight and Volume)
D Driver Rod Length (refer to table 11 and figure 9)
D Mounting Position (Left or Right of Displacer)
D 249 Sensor Model
D Torque Tube Material and wall thickness
The Driver Rod (moment arm) is the effective length of the driver rod length, and depends upon the sensor type. For a
249 sensor, refer to table 11 to determine driver rod length.
Once Device Setup is completed, configure the application settings using the PV Setup procedures.
21
DLC3100 Digital Level Controller
July 2019
Instruction Manual
D104213X012
Table 11. Driver Rod Length
SENSOR TYPE
2492038.01
249B2038.01
249BF2038.01
249BP2038.01
249C1696.64
249CP1696.64
249K26710.5
249L2299.01
249N26710.5
249P
(CL125-CL600)
249P
(CL900-CL2500)
249VS (Special)
249VS (Std)34313.5
249W2038.01
1. Driver rod length is the perpendicular distance between the vertical centerline of the displacer and the horizontal centerline of the torque tube. See figure 9. If you cannot determine the driver
rod length, contact your Emerson sales office
2. This table applies to sensors with vertical displacers only. For sensor types not listed, or sensors with horizontal displacers, contact your Emerson sales office for the driver rod length. For other
manufacturers' sensors, see the installation instructions for that mounting.
(1)
(2)
(1)
and provide the serial number of the sensor.
MOMENT ARM
mmInch
2038.01
2299.01
See serial cardSee serial card
Figure 9. Method of Determining Moment Arm from External Measurements
D Measurement Application (Level, Interface or Density) (see table 12)
D Analog Output Action (Direct or Reverse)
D Level Offset
D Measurement Range (Lower Range Value and Upper Range Value)
Note
For interface applications, if the 249 is not installed on a vessel, or if the cage can be isolated, calibrate the instrument with
weights, water, or other standard test fluid, in level mode. After calibrating in level mode, the instrument can be switched to
interface mode, then enter the actual process fluid specific gravity and range values, follow with Trim Zero.
July 2019
Table 12. Application Information
Measurement ApplicationDescription
The default process variable units are set to the same units chosen for displacer length. When level
Level, Interface
Density
offset is changed, range values will be initialized based on level offset and displacer length. The default
upper range value is set to equal to displacer length and the default lower range value is set to zero when
the level offset is 0.
The default process variable units are set to “SGU” (Specific Gravity Units). The default upper range value
is set to “1.0” and the default lower range value is set to ”0.1”.
When a DLC3100 with analog output is set for direct action the loop current will increase as the fluid level increases.
Upper Range Value is the process variable values at 20 mA and Lower Range Value is the process variable values at
4 mA.
Choosing Reverse action will swap the default values of the upper and lower range values. The loop current will
decrease as the fluid level increases. Upper Range Value is the process variable values at 4 mA and Lower Range Value
is the process variable values at 20 mA.
Once PV Setup is completed configure the process information using the Process Setup procedures.
Process Setup
AMS Configure > Guided Setup > Process Setup
Field Communicator Configure > Guided Setup > Process Setup (2-2-3)
Process Setup consists of the following:
D Process Temperature Input (None, Manual or RTD) (see table 13)
D Fluid Type (Water/Steam, Hydrocarbon, H
D Fluid Density
Aqueous Solution or Custom Fluid)
2SO4
23
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