Instruction Manual
748441-D
April 2002
ii Contents
Rosemount Analytical Inc. A Division of Emerson Process Management
Model CAT
100
3-3
Entry of System Parameters..................................................................................................3-7
A. Pressure
Correction ........................................................................................................3-7
b. Cross
Compensation ......................................................................................................3-7
c. Cross Compensation Calibration ....................................................................................3-7
d. Hold .................................................................................................................................3-8
e. Automatic
Calibration ......................................................................................................3-8
f. Tolerance
Check .............................................................................................................3-8
g. Display
Off.......................................................................................................................3-9
h. Analog Signal Outputs ....................................................................................................3-9
i. Flushing
Period ...............................................................................................................3-9
j. User
Code .......................................................................................................................3-9
k. Response
Time ...............................................................................................................3-10
l. Offset
Value ....................................................................................................................3-10
m. Range Value ...................................................................................................................3-10
n. Reset ...............................................................................................................................3-10
o. Program
Version .............................................................................................................3-11
p. Serial
Number .................................................................................................................3-11
q. Pump ...............................................................................................................................3-11
3-4 Calibration..............................................................................................................................3-12
a. Zeroing ............................................................................................................................3-12
b. Spanning .........................................................................................................................3-12
3-5 Manual
Calibration.................................................................................................................3-13
a. Zeroing ............................................................................................................................3-13
b. Spanning .........................................................................................................................3-13
3-6 Automatic
Calibration
(Option) ..............................................................................................3-15
a. Zeroing ............................................................................................................................3-15
b. Combined Zeroing and Spanning ...................................................................................3-15
3-7 Concentration
Limits..............................................................................................................3-16
3-8 Measurement.........................................................................................................................3-17
3-9 Shut
Down .............................................................................................................................3-18
3-10 Temperature
Stabilization (option) ........................................................................................3-19
a. Changing Temperature Settings .....................................................................................3-19
b. Controller
Settings...........................................................................................................3-20
4.0 SERIAL
INTERFACE
OPTION .............................................................................................4-1
4-1 Overview................................................................................................................................4-1
4-2 Protocols................................................................................................................................4-2
a. RS
232 ............................................................................................................................4-2
b. RS
485 ............................................................................................................................4-2
4-3
Setting Interface Parameters.................................................................................................4-3
a. ON/OFF
Status ...............................................................................................................4-3
b. Communication
Parameters ...........................................................................................4-3
4-4 String
Syntax .........................................................................................................................4-4
a. Status
Strings..................................................................................................................4-5
b. Numerical
Representations.............................................................................................4-6
c. Block Parity Check ..........................................................................................................4-6
4-5
Instruction (Receive) Syntax..................................................................................................4-7
a. Instruction
Listing ............................................................................................................4-7
b. Response String Syntax .................................................................................................4-8
