Page 1
Sanitary RTD Assemblies
Standard Duty with Protection Head
PRS-S-NB9W Series
®
74-03
3
⁄4 NPT conduit
connection.
For Use in
CIP and Sanitary
Processes
U Standard Duty 1⁄4" Probe Diameter
U 11⁄2" 16 AMP Tri-Grip™ (Tri-Clamp®
Compatible) Fitting Standard
U White Polypropylene Head
with Screw Cap Standard, Optional
316L SS Head Available
U 316L SS Wetted Surfaces with 32 µin
or Better Finish
U 4-Wire Pt100 Class A Element Standard
U -50 to 200°C (-58 to 392°F)
Temperature Range
Options
U Fitting Styles
U Protection Heads
U Probe Lengths
Sensor Flange Size
3
to 4" Tri-Grip
4
⁄
Range
Process Flange.
Visit omega.com for
Details
TM
U RTD Elements
1
⁄4" diameter.
11⁄2"
White
polypropylene
screw cover
connection
head.
Visit omega.com
for Head Mounted
Transmitter
Options
316L SS 11⁄2"
16 AMP Tri-GripTM
cap standard.
32 µin Finish
The OMEGA® PRS-S-NB9W Series RTD probe
assemblies are available in standard lengths from
3 to 6", with a 4-wire Pt100 Class A element
(100 ±0.06 Ω at 0°C) that is compatible with 3-wire
RTD instrumentation. Standard features include
a 11⁄2" 16 AMP Tri-Grip™ fitting, type NB9W white
polypropylene protection head with screw cap.
Please consult sales for available options, including
Probe
length
Cable and Connection
Head Style Sensors
PRS-3-100-A-S-0300-D1-NB9W
shown smaller than actual size.
element types and curves, probe lengths, protection
heads and sanitary fitting styles.
To Order Visit omega.com/prs-3-100 for Pricing and Details
Sheath Probe
Model No. Lead Wire Style Ω at 0°C Diameter Length
PRS-3-100-A-S-0300-D1-NB9W 4-wire 100
PRS-3-100-A-S-0400-D1-NB9W 4-wire 100
PRS-3-100-A-S-0500-D1-NB9W 4-wire 100
PRS-3-100-A-S-0600-D1-NB9W 4-wire 100
Optional protection heads: To order with NB15 large 316 SS head, change model number suffix from “-NB9W” to “-NB15” for additional cost.
Note: Please consult sales for available options, including element types and curves, probe lengths, and sanitary fitting styles.
Ordering Examples: PRS-3-100-A-S-0400-D1-NB9W, 4-wire Pt100 RTD sensor (100 Ω @ 0°C, Class A accuracy), 1
fitting, 4" length, standard duty probe, NB9W white polypropylene screw cap protection head.
PRS-3-100-A-S-0400-D1-NB15, 4-wire Pt100 RTD sensor (100 Ω @ 0°C, Class A accuracy), 1
duty probe with NB15 316 SS screw top cap protection head.
1
" 16 AMP Tri-Grip™ fitting, 4" length, standard
⁄
2
C-19
1
" 3"
⁄
4
1
" 4"
⁄
4
1
" 5"
⁄
4
1
" 6"
⁄
4
1
" 16 AMP Tri-Grip™
⁄
2
Page 2
Sanitary RTD Assemblies
Heavy-Duty with Protection Head
PRS-H-NB9W Series
74-03
®
3
⁄4 NPT conduit
connection.
C
C
U Heavy-Duty Probe Design With
Stepped Probe Stem for
Additional Strength
U 1 1⁄2" 16 AMP Tri-Grip™ (Tri-Clamp
Compatible) Fitting Standard
®
For Use in
CIP and Sanitary
Processes
U White Polypropylene Head with Screw
Cap Standard, Optional 316L SS
Connection Head Available
U 316L SS Wetted Surfaces with
32 µin or Better Finish
Visit omega.com
for Head Mounted
Transmitter
Options
U 4-Wire Pt100 Class A Element Standard
U -50 to 200°C (-58 to 392°F) Temperature Range
Options
U Fitting Styles
U Protection Heads
U Probe Lengths
U RTD Elements
Sensor Flange Size
3
to 4" Tri-Grip
4
⁄
Range
Process Flange.
Visit omega.com for
Details
The OMEGA® PRS-H-NB9W Series RTD probe
assemblies are available in standard lengths from
3 to 6", with a 4-wire Pt100 Class A element
(100 ±0.06Ω at 0°C) that is compatible with 3-wire
RTD instrumentation. These heavy-duty probes
have a 3⁄8" diameter, which steps down to a 3⁄16" dia
at the probe tip, for fast response and additional
strength. Standard features include a 11⁄2" 16 AMP
Tri-Grip™ fitting, type NB9W white polypropylene
protection head with screw cap. Please consult
sales for available options, including element types
and curves, probe lengths, protection heads and
sanitary fitting styles.
TM
3
⁄8" diameter.
3
⁄16" diameter.
1
1
⁄
2
"
Probe
length
32 µin Finish
11⁄4"
PRS-3-100-A-H-0300-D1-NB9W
shown smaller than actual size.
White
polypropylene
screw cover
connection
head.
1
316L SS 1
16 AMP Tri-GripTM
cap standard.
⁄2"
Cable and Connection
Head Style Sensors
To Order Visit omega.com/prs-3-100 for Pricing and Details
Sheath Probe
Model No. Lead Wire Style Ω at 0°C Diameter Length
PRS-3-100-A-H-0300-D1-NB9W 4-wire 100
PRS-3-100-A-H-0400-D1-NB9W 4-wire 100 3⁄8" 4"
PRS-3-100-A-H-0500-D1-NB9W 4-wire 100 3⁄8" 5"
PRS-3-100-A-H-0600-D1-NB9W 4-wire 100 3⁄8" 6"
Optional protection heads: To order with NB15 large 316 SS head, change model number suffix from “-NB9W” to “-NB15” for additional cost.
Note: Please consult sales for available options, including element types and curves, probe lengths, and sanitary fitting styles.
Ordering Examples: PRS-3-100-A-H-0400-D1-NB9W, 4-wire Pt100 RTD sensor (100 Ω @ 0°C, Class A accuracy), 1
fitting, 4" length, heavy-duty probe, NB9W white polypropylene screw cap protection head.
PRS-3-100-A-H-0400-D1-NB15, 4-wire Pt100 RTD sensor (100 Ω @ 0°C, Class A accuracy), 1
heavy-duty probe, NB15 316 SS screw cap protection head.
C-20
C-20
1
" 16 AMP Tri-Grip™ fitting, 6" length,
⁄
2
3
⁄8" 3"
1
" 16 AMP Tri-Grip™
⁄
2
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