©Johnstone Supply eCatalog 216

HYDRONICS Thermometers

1/2" Lead-Free Bimetal Thermometer Temperature Gauge • Used in commercial, residential, and institutional HVAC applications • Featuers zinc plated steel case, Kostil Polymer window, 1/2" NPT lead free brass thermowell with set screw, and bimetal spiral spring sensing element

• Center back entry • 2-1/2" dial • 32° to 248° F • 2" probe Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Order #

Mfg. #

Description

PSI

Conn.

Length

Temp. Range 32°-248° F

R56-897

0121668

Temperature Gauge

1 - 300

1/2" NPT

2"

Industrial Glass Vari-Angle ® Thermometers • 9" scale thermometer molded of GE Valox ® polyester, in black textured finish • 3-1/2" and 6" stems are ideal for pipeline applications for chilled and hot water installations • Heavy glass protected front, blue liquid filled

• Scale has both °F and °C • Uses include tanks, pipelines and boilers • Thermowells required for new installations Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Each

Order #

Mfg. #

Length 3-1/2" 3-1/2" 3-1/2"

Temp. Range 0°F to 120°F 30°F to 180°F 30°F to 240°F 0°F to 120°F 30°F to 240°F

L87-240 L87-241 L87-242 L87-243 L87-244

9VU35-120 9VU35-180 9VU35-240 9VU6-120 9VU6-240

89.00 89.00 89.00

6" 6"

115.00 105.00

Digital Vari-Angle ® Thermometers • Easy and modern replacement for industrial glass thermometers • Measures -50°F to +300°F (-45°C to +150°C), °F/°C selectable • LCD display updates every 10 seconds

• Casing is made of high-impact ABS • Thermowells required for new installations Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Each

Order #

Mfg. #

Description 3-1/2" Stem

L87-245 L87-246

DVU35

125.00 139.00

DVU6

6" Stem

Accessories for Industrial Glass and Digital Vari-Angle ® Thermometers Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Each

Order #

Mfg. #

Description

L41-713 L41-714

E35-75BS ER6-75BS

Thermowell, 3/4" NPT 3-1/2" Brass Socket Thermowell, 3/4" NPT 6" Brass Socket

21.99 55.00

Pressuretrol Controllers for Steam Boilers • Pressure actuated high limit • Sensitive pressure actuated diaphragm expands or contracts with pressure variations, moving lever mechanism operating snap switch • For use in 24, 120, 240 or 277V control circuits

circuit to shut down the burner if steam pressure rises above a safe level • L39-958 is a fan control for suspension-type unit heaters and makes a fan circuit when pressure rise indicates presence of steam Specifications: • Maximum operating pressure rating: 20 PSI; ambient temperature rating: 150°F • Dimensions (case): 4-15/32" H x 3-3/8" W x 2-1/4" D

or in self-powered (millivoltage) applications • L39-957 and L39-044 are safety controls for steam heating boilers and break an electrical

Order # Mfg. #

Pressure Range PSIG

Diff. PSIG

Order # Mfg. #

Pressure Range PSIG

Diff. PSIG

L39-957

L39-958

PA404A1025 3-15

Subtractive: 1-5

PA404B1023 0.5-9

Additive: 1-5

L39-044 PA404A1033 0.5-9

Additive: 1-5

534

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