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Honeywell
Housings for STT 3000
Series STT250
SMART TEMPERATURE TRANSMITTER
EN0I-6032 01/98 Housing Specifications and Dimensional Drawings
OVERVIEW
Honeywell’s STT250 range of
Temperature Transmitters
can
be supplied with
a wide variety
of enclosures for direct sensor
head, 2” pipe or wall mounting.
Available materials include
Aluminium, Plastic, Cast Iron
and 316 Stainless Steel.
Select the most suitable
housing for lowest installed
cost, lightweight, corrosive
environments or for safety
approvals - whichever is most
important to match your
requirements.
• All the housings for direct
sensor head mounting include
the facilities for spring loading
of the STT250 transmitter
module at a 33mm pitch (DIN
43729).
• When integral meter is
required, choose the pipe or
wall (field) mount housing.
For Flame-Proof EEx d
applications, choose the Cast
Iron housing and ensure that
the sensor connection is
sealed with an approved
flametrap by ordering the
sensor assembly with the
transmitter and housing.
• For FM or CSA Explosion-Proof
applications, choose the
Aluminium or 316 SS field
mount housing.
• The housings can be supplied
with the STT250 transmitter
installed by specifying from the
STT250 Model Selection Guide
included in Sales Specification
Sheet EN0I-6031.
• If the temperature transmitter is
pipe or wall mounted, a housing
can be supplied with a sensor
and a terminal block installed
for connection to the remote
mounted transmitter.
• Order sensor and thermowells
for this direct sensor head
mounting by referring to
Specification EN0I-6033 (non-
North America) and 34-44-29-
01 (North America).