Figure 3 Functional Block Diagram For Transmitter In Digital De Mode Of Operation - Honeywell ST 3000 User Manual

1.2 ST 3000 Smart Transmitters,
Figure 3 Functional Block Diagram for Transmitter in Digital DE Mode of Operation.
Meter Body
DP or PP
Sensor
Temperature
Sensor
Static Pressure
Sensor
Pressure
Series and model
number data
4 ST 3000 Release 300 and SFC Model STS103 User's Manual
Factory
Characterization
Data
PROM
Microprocessor
A/D
Honeywell's line of ST 3000 Smart Transmitters includes these two
series designations:
 Series 100
 Series 900
Each series includes several models to meet various process pressure
measurement and interface requirements. Each transmitter comes with a
nameplate located on the top of the electronics housing that lists its given
"model number". The model number format consists of a Key Number
with several Table selections as shown below.
Key Number Table I
S T D 1 2 0 E 1 H
Continued
Electronics Housing
Digital I/O
Modular Electronics
Table II Table III
0 0 0 0 0 S B
Digital signal
broadcasts PV
in floating point
format over
20 mA loop.
Terminal Block
Table IV
X X X X
1 C
,
Continued on next page
February 2012