STG940-Series Yamatake Corporation, STG940-Series Datasheet - Page 4

• Manufacturer Part Number: STG940-Series
• Description: Pressure Transmitter
• Manufacturer: Yamatake Corporation

No. SS2-STJ400-0100 (Rev.5)
OPTIONAL SPECIFICATIONS
Lightning protection
Peak value of voltage surge: 200 kV
Peak value of current surge: 2000A
Built-in indicating meter
The digital LCD indicator (optional) indicates engineering
units and can be set freely between -19999 and 19999 (4.5
digits). For meter calibration, specify the following items
when placing your order
• Meter calibration range
• Meter calibration unit
• Linear / Square-root for meter indication
Bolts and nuts materials (for fastening
meter body cover)
Carbon steel (SNB7), SUS304, SUS630
Corrosion-resistant finish
Oil free finish
The transmitter is shipped with oil-free wetted parts.
Long vent/drain plugs
A longer (58 mm) drain than the standard (24 mm) can be
used for maintenace, process, and safety reasons.
External zero/span adjustment function
The transmitter can be easily zero/span adjusted in the
field.
Burnout feature
Choice of three states at abnormal condition
Burnout of output values: None, upper limit, lower limit
Elbow
This is an adaptor for changing the electrical conduit con-
nection port from the horizontal to the vertical direction, if
required by wiring conditions in the field. One or two
elbows may be used as needed.
Conformance to SI units
We deliver transmitters set to any SI units as specified.
Various kinds of data can be set using the SFC smart
communicator (Ver. 7.1 or later) or HART ® 275 commu-
nicator.
Corrosion-resistant finish
Corrosion-resistant paint (baked acrylic paint), fungus-
proof finish
Corrosion-proof finish
Corrosion-proof paint (baked epoxy paint), fungus-proof
finish
Corrosion-resistant finish (silver paint)
Transmitter case is coated with silver paint in addition to
the above corrosion-resistant finish.
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PHYSICAL SPECIFICATIONS
Materials
Finish
Baked acrylic paint
Housing light beige (Munsell 4Y7.2/1.3)
Cap dark beige (Munsell 10YR4.7/0.5)
Weight
Approx. 4.4 kg
INSTALLATION
Electrical connection
1/2NPT internal thread
Grounding
Resistance 100 Ω max.
Mounting
Can be installed on a 2-inch horizontal or vertical pipe
(can be directly mounted on a process pipe)
Process connection
Rc1/2, 1/2NPT internal thread and Rc1/4, 1/4NPT internal
thread
Fill fluid
Silicone oil for general purpose and high-temperature
vacuum models
Center body
SUS316
Transmitter case
Aluminum alloy
Meter body cover
Carbon steel (SF440A), galvanized
Carbon steel (SF440A), nickel plated
SCS14A (equivalent to SUS316) or SUSF316, PVC
For Wetted parts
Fluorine oil for oxygen and chlorine models
Adapter flange (option)
SCS14A (equivalent to SUS316), PVC
Center body
SUS316 (diaphragm SUS316L)
Hastelloy C, Tantalum, SUS316L
Vents and plugs
SUS316, PVC
Gaskets
FEP, SFVC2A for STG981
Yamatake Corporation