Yamatake Corporation
4-10
ST3000 Smart Transmitter Series 900 Electronic Differential Pressure/Pressure Transmitter
Table 4-3 Process Connections
Transmitter type
Process Connection
Differential Pressure
Process heads with 1/4 inch NPT internal thread
connection.
Flange adapters and manifolds with 1/2 inch
internal thread connections are optional.
Gauge Pressure
Process head with 1/2 inch NPT internal thread
connection.
Process heads with 1/4 inch NPT internal thread
connection. (STG
9
0
)
Flange adapters and manifolds with 1/2 inch
internal thread connections are optional
(STG9
0)
Absolute Pressure
Process heads with 1/2 inch NPT internal thread
connection (STA923, 940)
Flange Mounted Liquid
Level
1.5. 2 or 3 inches flange with flush or 2, 3 or 4
inches extended diaphragm on high pressure
side*.
Reference side has standard differential pressure
process head.
Remote Diaphragm Seals
See Model Selection Guide for description of
available Flanged, Button-diaphragm (
G1·1/2
),
and Wafer type process connections.