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Reference Manual
00809-0200-4101, Rev AA
July 2008
Rosemount 2051
Index-2
L
L_TYPE . . . . . . . . . . . . . . . . 3-5
. . . . . . . . . . . . . . . 3-5, 3-6
LCD meter . . . . . . . . . . . . . 3-11
LCD Transducer block . . . . . . 5-7
Block Error . . . . . . . . . . . 5-8
Self Test . . . . . . . . . . . . . 5-7
Lightning . . . . . . . . . . . . . . . 2-23
LIM_NOTIFY . . . . . . . . . . . . . 3-4
Limited
Bad
. . . . . . . . . . . . . . . 3-10
Uncertain . . . . . . . . . . . 3-10
Link Active Scheduler . . . . . . . 3-2
Liquid Level Measurement
Bubbler System in Open Vessel
2-33
Closed Vessels . . . . . . . 2-31
Dry Leg Condition . . . . . 2-31
Open Vessels . . . . . . . . 2-31
Wet Leg Condition . . . . . 2-32
Liquid mounting requirements 2-16
LO_LIM . . . . . . . . . . . . . . . 3-10
LO_LO_LIM . . . . . . . . . . . . 3-10
LO_LO_PRI . . . . . . . . . . . . 3-10
LO_PRI . . . . . . . . . . . . . . . 3-10
Low Cut . . . . . . . . . . . . . . . . 3-9
LOW_CUT
AI block . . . . . . . . . . . . . 3-9
Lower Trim Method . . . . . . . . 4-3
M
Manifold installations . . . . . . 2-28
Manual
Use of
. . . . . . . . . . . . . . 1-1
Manual Mode . . . . . . . . . . . . 4-2
Manual Operation . . . . . . . . . 4-1
Master Reset Method . . . . . . . 4-2
MAX_NOTIFY . . . . . . . . . . . . 3-4
LIM_NOTIFY . . . . . . . . . 3-4
Mechanical considerations . . . 2-2
Methods . . . . . . . . . . . . . . . . 4-1
transducer block . . . . . . .C-6
Mode
simulator
. . . . . . . . . . . 2-24
transducer block . . . . . . .C-5
MODE_BLK
transducer block
. . . . . . . C-5
MODE_BLK.TARGET . . . . . . 3-2
MODE_BLOCK.ACTUAL . . . . 3-2
Modes
Changing Modes
. . . . . . . 3-2
Permitted Modes . . . . . . . 3-2
Types of Modes . . . . . . . 3-2
Auto . . . . . . . . . . . . 3-2
Man . . . . . . . . . . . . . 3-2
Other . . . . . . . . . . . . 3-2
Out of Service . . . . . . 3-2
Mounting
Bolt installation
Torque values
. . . . 2-13
Installation . . . . . . . . . . 2-10
Mounting requirements
Gas
. . . . . . . . . . . . . . . 2-16
Liquid . . . . . . . . . . . . . 2-16
Steam . . . . . . . . . . . . . 2-16
Multiple Analog Input Function Block
Simulation
. . . . . . . . . . . 3-3
Status Handling . . . . . . 3-11
N
Non-Volatile memory integrity error
5-5
O
Open Vessels
Liquid Level Measurement 2-31
Operation . . . . . . . . . . . . . . . 3-1
OUT_D . . . . . . . . . . . . . . . 3-11
AI block . . . . . . . . . . . . 3-11
P
Parameter
ALARM_TYPE
. . . . . . . 3-11
BLOCK_ERR . . . . . .5-5, 5-7
CHANNEL . . . . . . . . . . . 3-5
DEFINE_WRITE_LOCK . 3-4
HI_HI_LIM . . . . . . . . . . 3-10
HI_HI_PRI . . . . . . . . . . 3-10
HI_LIM . . . . . . . . . . . . 3-10
HI_PRI . . . . . . . . . . . . 3-10
IO_OPTS . . . . . . . . . . . . 3-9
L_TYPE . . . . . . . . . . . . . 3-5
LIM_NOTIFY . . . . . . . . . 3-4
LO_LIM . . . . . . . . . . . . 3-10
LO_LO_LIM . . . . . . . . . 3-10
LO_LO_PRI . . . . . . . . . 3-10
LO_PRI . . . . . . . . . . . . 3-10
LOW_CUT . . . . . . . . . . . 3-9
MAX_NOTIFY . . . . . . . . 3-4
MODE_BLK.TARGET . . . 3-2
MODE_BLOCK_ACTUAL 3-2
OUT_D . . . . . . . . . . . . 3-11
OUT_SCALE . . . . . . . . . 3-5
PV_FTIME . . . . . . . . . . . 3-9
REPORTS . . . . . . . . . . . 3-3
STATUS_OPTIONS . . . 3-10
UNICODE . . . . . . . . . . . 3-3
WRITE_LOCK . . . . . . . . 3-4
XD_SCALE . . . . . . . . . . 3-5
Permitted Modes . . . . . . . . . . 3-2
Piping, impulse . . . . . . . . . . 2-15
Process
Connections
. . . . . . . . . 2-17
Process Alarms . . . . . . . . . .3-10
Propagate Fault Forward . . . .3-10
PV_FTIME
AI block
. . . . . . . . . . . . . .3-9
R
Reassembly
Attaching sensor module
.5-11
Installing terminal block . . 5-11
Process sensor body . . .5-11
Reports . . . . . . . . . . . . . . . . .3-3
Resource Block . . . . . . . 3-3, 5-5
Block Errors . . . . . . . . . . .5-5
Configuration . . . . . . . . . .3-3
Detailed Status . . . . . . . .5-5
FEATURES, FEATURES_SEL
3-3
Parameters
BLOCK_ERR
. . . . . .5-5
Summary Status . . . . . . .5-5
Resource block . . . . . . . . . . C-6
parameters
BLOCK_ERR C-11, C-12
WRITE_LOCK . . . . C-12
Returning products and materials 5-12
S
Security . . . . . . . . . . . . 2-20, 3-4
Security jumper . . . . . . . . . .2-24
Self Test . . . . . . . . . . . . . . . .5-7
Sensor
calibration
. . . . . . . . . . . C-6
Module
Installing . . . . . . . . . 5-11
Removing . . . . . . . .5-10
Sensor Calibration . . . . . . . . .4-3
Sensor Transducer Block . . . .5-6
Block Errors . . . . . . . . . . .5-6
Diagnostics . . . . . . . . . . .5-6
Troubleshooting . . . . . . . .5-6
Service Support . . . . . . . . . . .1-1
Simulate . . . . . . . . . . . . . . . .4-2
Simulate jumper . . . . . . . . . .2-24
Simulation . . . . . . . . . . . . . . .4-2
Manual Mode . . . . . . . . . .4-2
Simulator mode . . . . . . . . . .2-24
Soft W Lock, Hard W Lock . . . .3-4
Spare parts . . . . . . . . . . . . A-25
Statistical Process Monitoring
(SPM) . . . . . . . . . . . . . . . . .3-12
Status . . . . . . . . . . . . . . . . . .4-2
AI block . . . . . . . . . . . . .3-10
STATUS_OPTIONS . . . . . . .3-10
Steam mounting requrements 2-16
Switches
Simulate . . . . . . . . . . . . .4-2