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The performance specifications are nominal and conform to acceptable industry standards. For applications at conditions beyond these specifications, consult the local Johnson Controls office.
Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products. © 2015 Johnson Controls, Inc. www.johnsoncontrols.com
R-33
A19 Temperature Control with Rainproof Enclosure
Description
The A19 Temperature Control is a remote
bulb temperature control with a rainproof
(NEMA Type 3R) enclosure.
Refer to the A19 Series Hot Water Heating
Controls Well Immersion Product Bulletin
(LIT-125025) for important product application
information.
Features
This control has a rainproof gasketed
enclosure.
Applications
Use for control of cooling tower sump heaters.
Repair Information
If the A19 Temperature Control with Rainproof
Enclosure fails to operate within its
specifications, replace the unit. For a
replacement control, contact the nearest
Johnson
Controls®
representative.
Selection Chart
Product
Code
Number
Switch
Action
Range
°F (°C)
Diff.
F° (C°)
Bulb and
Capillary
Bulb Well No.
(Order
Separately)
Range
Adjuster
Max.
Bulb
Temp.
°F (°C)
A19ANC-1C Single-Pole,
Double-Throw
(SPDT)
0 to 150
(-18 to 66)
5 (2.8)
fixed
3/10 x 2-1/2 in.
10 ft. capillary
WEL11A-601R Screwdriver
slot
190 (88)
Technical Specifications
maximum bulb temperature: 190°F (88°C)
maximum ambient temperature: 140°F
(60°C)
Electrical Ratings
Motor Ratings VAC 120 208 240 277
AC Full Load A 16.0 9.2 8.0
AC Locked Rotor A 96.0 55.2 48.0
Non-Inductive A When connected Single-Pole,
Single-Throw (SPST)
22.0 22.0 22.0 22.0
When connected SPDT 16.0 9.2 8.0 6.9
Pilot Duty 125 VA, 24 to 600 VAC
A19ANC-1 Temperature Control
Single-Stage Electromechanical Temperature Controls
Code No. LIT-1927040