Watts LFTBR User Manual
For Commercial, Residential and Institutional HVAC Applications
ES-LFTBR
Job Name
Job Location
Engineer
Approval
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LEAD FREE
*
Contractor
Approval
Contractor’s P.O. No.
Representative
Series LFTBR
Bottom Entry Bimetal Thermometers
Dial Size: 3" (80mm)
Series LFTBR Bottom-Entry Bimetal Lead Free* Thermometers are used in commercial, residential, and institutional
HVAC applications. These thermometers feature chrome
steel cases, Kostil polymer windows, Lead Free* brass
stems, brass amplifying movements,
brass snap-in thermowells, and bimetal spiral spring sensing
elements. The LFTBR features Lead Free* construction to
comply with Lead Free* installlation requirements. The Series
LFTBR thermometers are available in various temperature
rating scales.
Features
• Chrome steel case
• Kostil polymer window
• Lead Free* Brass stem
• Brass amplifying movements
1
•
⁄2" NPT Lead Free* brass snap-in thermowells
• Bimetal spiral spring sensing element
1
⁄2" NPT Lead Free*
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LFTBR
Materials
Case: Chromed steel
Window: Kostil polymer
Stem: Lead Free* Brass
Amplifying Movement: Brass
Thermowell: Lead Free* Brass
Sensing Element: Bimetal spiral spring
*The wetted surface of this product contacted by consumable
water contains less than 0.25% of lead by weight.
a
D
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)
b
c
Dimensions — Weights
SIZE MODEL ScaLE PrObE SIZE DIMENSIONS WEIght
in. ˚F ˚C in. mm in. mm in. mm in. mm in. mm in. mm lbs. kgs.
1
⁄2 LFTBR-3-232-248 32 – 248 0 – 120 2 51 3 80 53⁄8 137 2 51 13⁄16 30
1
⁄2 LFTBR-3-332-140 32 – 140 0 – 60 4 102 3 80 75⁄16 186 315⁄16 100 13⁄16 30
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.
A Watts Water Technologies Company
ES-LFTBR 1329 © 2013 Watts
A B C D E
USA: Tel: (978) 688-1811 • Fax: (978) 794-1848 • www.watts.com
Canada: Tel: (905) 332-4090 • Fax: (905) 332-7068 • www.watts.ca
Bottom Entry
LFTBR
E
7
⁄16 11 .4 .18
7
⁄16 11 .8 .36
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