![](/html/14/14e2/14e26493b8bc79e0c058399654a72b88647b4033e2ddfd086af16a0a4e14472b/bg1.png)
RTD Probes with
M12 Molded Connectors
Standard and Metric Sizes
15⁄10"
7
⁄16"
Dia
PR-22 Series
ACCURACY
IEC CLASS
(±0.15ºC @ 0ºC)
U -30 to 350°C (-22 to 622°F) Probe
Temperature Range (Class A) Standard,
-50 to 500°C (-58 to 932°F) (Class B)
U -50 to 90°C (-58 to 194°F) Connector
Temperature Range
U 316 Stainless Steel
Probe in Imperial and
Metric Diameters
U Many Standard
Lengths Available
U IP67 Molded
4-Pin M12
Connector
Standard
A
ACCURACY
IEC CLASS
(±0.30ºC @ 0ºC)
B
Probe
diameter
PR-22-3-100-A-1/8-0600-M12
Probe
length
shown actual size.
0.50" Ref
Pt100
4-pin
connector
Molded
transition
1.1" Ref
M12C-SIL-4-R-F-1.5,
extension cable sold
separately.
Visit omega.com/
m12c for optional
extension cables.
To Order Visit omega.com/pr-22 for Pricing and Details
Model Number Probe Length Element Specification
PR-22-3-100-A-(*)-0600-M12 6" Pt100, Class A
PR-22-3-100-A-(*)-0900-M12 9" Pt100, Class A
PR-22-3-100-A-(*)-1200-M12 12" Pt100, Class A
PR-22-3-100-A-(*)-1800-M12 18" Pt100, Class A
PR-22-3-100-A-(*)-2400-M12 24" Pt100, Class A
(*) = Insert probe diameter of 1⁄8 of 1⁄4 inches.
For Class B, change “-A” in model number to “-B” and visit omega.com/pr-22 for pricing.
Ordering Examples: PR-22-3-100-A-1/8-0600-M12,
PR-22-3-100-A-1/4-1200-M12,
1
⁄4" diameter by 12" long Pt100 Class A RTD sensor with molded M12 connector.
Metric
Model Number Probe Length Element Specification
PR-22-3-100-A-(*)-100-M12 100 mm Pt100, Class A
PR-22-3-100-A-(*)-150-M12 150 mm Pt100, Class A
PR-22-3-100-A-(*)-250-M12 250 mm Pt100, Class A
PR-22-3-100-A-(*)-350-M12 350 mm Pt100, Class A
PR-22-3-100-A-(*)-500-M12 500 mm Pt100, Class A
PR-22-3-100-A-(*)-750-M12 750 mm Pt100, Class A
PR-22-3-100-A-(*)-1000-M12
(*) = Insert probe diameter of “M2”, “M3” or “M6” for 2 mm, 3 mm or 6 mm probe diameters shown in table. (M2 only available in 150 mm and
250 mm lengths.
For Class B, change “-A” in model number to “-B” and visit omega.com/pr-22 for pricing.
Ordering Examples: PR-22-3-100-A-M3-250-M12, 3 mm diameter by 250 mm long Pt100 Class A RTD sensor with molded M12 connector.
PR-22-3-100-A-M6-500-M12, 6 mm diameter by 500 mm long Pt100 Class A RTD sensor with molded M12 connector.
1000 mm Pt100, Class A
1
⁄8" diameter by 6" long Pt100 Class A RTD sensor with molded M12 connector.
C-31