Watts TBR User Manual
For Commercial, Residential and Institutional HVAC Applications
ES-TBR
Watts product specifications in U.S. customary units and metric are approximate and are provided for reference only. For precise measurements,
please contact Watts Technical Service. Watts reserves the right to change or modify product design, construction, specifications, or materials without prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.
Series TBR
Bottom Entry Bimetal
Thermometers
Dial Size: 3" (80mm)
Series TBR Bottom-Entry Bimetal Thermometers are used in
commercial, residential, and institutional HVAC applications.
These thermometers feature chrome steel cases, Kostil polymer windows, brass stems, brass amplifying movements,
1
⁄2"
(15mm) NPT brass snap-in thermowells, and bimetal spiral
spring sensing elements. The Series TBR thermometers are
available in various temperature rating scales.
Features
• Chrome steel case
• Kostil polymer window
• Brass stem
• Brass amplifying movements
•
1
⁄2" (15mm) NPT brass snap-in thermowells
• Bimetal spiral spring sensing element
Approvals
Certified by The Northern Certification Society of Italy
(Det Norske Verita Italia S.r.l.)
Temperature
Working Temperature: 32°F to 248°F (0°C to 120°C) or
-22°F to 122°F (-30°C to 50°C)
TBR
Job Name
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Contractor
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Job Location
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Approval
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Engineer
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Contractor’s P.O. No.
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Approval
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Representative
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ES-TBR 0630 © Watts Regulator Company, 2006
USA: 815 Chestnut St., No. Andover, MA 01845-6098; www.watts.com
Canada: 5435 North Service Rd., Burlington, ONT. L7L 5H7; www.wattscanada.ca
Water Safety & Flow Control Products
Materials
Case: Chromed steel
Window: Kostil polymer
Stem: Brass
Amplifying Movement: Brass
Thermowell: Brass
Sensing Element: Bimetal spiral spring
Dimensions — Weights
SIZE (DN) MODEL SCALE PROBE SIZE DIMENSIONS WEIGHT
AB C DE
in. mm ˚F °C in. mm in. mm in. mm in. mm in. mm in. mm lbs. kgs.
1
⁄2 15 TBR-3-2 -22 – 122 -30 – 50 2 51 3 80 53⁄8 137 2 51 13⁄16 30
7
⁄16 11 .4 .18
1
⁄2 15 TBR-3-2 32 – 248 0 – 120 2 51 3 80 53⁄8 137 2 51 13⁄16 30
7
⁄16 11 .4 .18
1
⁄2 15 TBR-3-3 -22 – 122 -30 – 50 3 76 3 80 65⁄16 160 215⁄16 75 13⁄16 30
7
⁄16 11 1.2 .54
1
⁄2 15 TBR-3-3 32 – 140 0 – 60 3 76 3 80 65⁄16 160 215⁄16 75 13⁄16 30
7
⁄16 11 1.2 .54
1
⁄2 15 TBR-3-4 -22 – 122 -30 – 50 4 102 3 80 75⁄16 186 315⁄16 100 13⁄16 30
7
⁄16 11 .8 .36
1
⁄2 15 TBR-3-4 32 – 140 0 – 60 4 102 3 80 75⁄16 186 315⁄16 100 13⁄16 30
7
⁄16 11 .8 .36
1
⁄2 15 TBR-3-4 32 – 248 0 – 120 4 102 3 80 75⁄16 186 315⁄16 100 13⁄16 30
7
⁄16 11 1.2 .54
C
D
E
A
Bottom Entry
TBR
B
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