Brochure
Table Of Contents
- Refrigeration Products Catalog, PUBL-5510
- Product Catagories
- Table of Contents
- Code Number Index
- Single-Stage Electromechanical Temperature Controls
- A11 Series Low Temperature Cutout Controls
- A19 Series Remote Bulb Control
- A19 Series High Range Temperature Control
- A19 Series Thermostat for Crop Drying
- A19 Series Hot Water Temperature Control (Well Immersion)
- A19 Temperature Control Less Enclosure (SPDT, Close Differential
- A19 Series Thermostat for Hazardous Locations
- A19 Series Coiled Bulb Space Thermostat
- A19 Thermostat for Portable Heaters (Chain Mount and Drop Cord Electrical Connection)
- A19 Thermostat for Portable Cooling Applications (Chain Mount and Drop Cord Electrical Connection)
- A19 Series Automatic Changeover with Strap-On Mounting
- A19D Series Surface Mounted Temperature Control
- A19 Flange Mounted Duct Thermostat
- A19 Series Fan or Cutout Control (Liquid Expansion Bulb)
- A19ANC-1 Temperature Control with Rainproof Enclosure
- A19 Agricultural/Industrial Thermostat with NEMA 4X Enclosure
- A19 Industrial Thermostat (Watertight and Dusttight)
- A19 Temperature Control with NEMA 4X Enclosure (Remote Bulb)
- A19 Water Chiller Control with Locked Cut-Out/Adjustable Cut-In
- A19 Defrost Duration and Fan Delay Control
- A25 Series Warm Air Limit Control with Manual Reset
- A70 Series Four-Wire, Two-Circuit Temperature Control
- A72 Series Two-Pole Heavy Duty Temperature Controls (Adjustable Differential)
- A72 Series Cooling Tower or Evaporative Condenser Controls (Single-Stage Temperature Control with Outdoor Enclosure)
- A72AA Coiled Bulb Space Thermostat (Cooling)
- Single-Stage Electronic Temperature Controls
- A421 Series Electronic Temperature Controls
- A421 Series Electronic Temperature Controls with Integral Power Cord
- A421 Series Electronic Temperature Controls with Off-Cycle Defrost
- A421 Series Electronic Temperature Controls with Integral Cycle Timer
- MR Series Defrost Control Modules
- MR4PMUHV Electronic Temperature/Defrost Control with Relay Pack
- Multi-Stage Electromechanical Temperature Controls
- A28 Series Two-Stage Temperature Control
- A28 Series Two-Stage Flange Mounted Duct Thermostat
- A28 Two-Stage Industrial Thermostat (Watertight and Dusttight)
- A28 Two-Stage Temperature Control with Weatherproof Enclosure
- A28 Two-Stage Agricultural Thermostat with NEMA 4X Enclosure
- A36 Series Four-Stage Remote Bulb Thermostats
- S26 Series Switching Subbase
- T22/T25/T26 Series Line Voltage Wall Thermostat (Heating, Cooling, or Heating and Cooling)
- Typical Wiring Diagrams and Electrical Ratings for Line Voltage Thermostats
- T23 Series Fan Coil Thermostat (with Fan and System Selectors)
- T28 Series Fan Coil Thermostat (with or without Fan Selector Switches)
- T46 Series Fan Coil Thermostat
- Multi-Stage Electronic Temperature Controls
- Temperature Control Sensors and Accessories
- Standard Electromechanical Pressure Controls
- P10 Series Low Pressure Control
- P20 Series Air Conditioning/Pressure Cutout Control
- P29 Series Low Pressure Control with Time Delay
- P47 Series Steam Pressure Limit Control
- P67 Series Low Pressure Control
- P70, P72 Approximate Low Pressure Settings for Typical Applications
- P70, P72, and P170 Series Controls for Low Pressure Applications
- P70, P72, and P170 Series Controls for High Pressure Applications
- P70, P72, and P170 Series Controls for Dual Pressure Applications
- Single-Stage Electronic Pressure Controls
- Electromechanical Lube Oil and Differential Pressure Controls
- Electronic Lube Oil and Differential Pressure Controls
- Pressure Sensors and Accessories
- Refrigerant Sensors/Monitors
- Liquid Level and Flow Controls
- Motor Speed Controls
- Valves and Valve Accessories
- V43/V243 Series Pressure-Actuated Water-Regulating Valves
- V46 Series Pressure Actuated Water Regulating Valve
- V46N Series Reverse Acting Valve
- V46 Series Valve Sizing Information-90% Open Method
- V46 Series Valve Dimensions
- V47 Series Temperature Actuated Modulating Valve
- V47N Series Reverse Acting Valve
- V48 Series Three-Way Water Regulating Valve
- V146 Series Two-Way Pressure-Actuated Water-Regulating Valves
- V148 Series Three-Way Pressure-Actuated Water-Regulating Valves
- V246 Series Two-Way Pressure-Actuated Water-Regulating Valves for High-Pressure Refrigerants
- V248 Series Three-Way Pressure-Actuated Water-Regulating Valves for High-Pressure Refrigerants
- STT Water Valve Renewal Kit for V46, V47, and V48 Series Valves
- Companion Flanges and Gaskets for V43, V46, and V47 Series Valves
- Relays and Transformers
- System 450 Control Series
- System 450™ Series Modular Controls
- System 450™ Series Control Module with Network Communications
- System 450™ Reset Control Modules with Real-Time Clock and Relay Output
- System 450™ Control Modules with Analog Output
- System 450™ Control Modules with Relay Output
- System 450™ Control Module with Hybrid Analog Output
- System 450™ Expansion Modules with Analog Output
- System 450™ Expansion Modules with Relay Output
- System 450™ Power Module
- System 450™ Compatible Sensors, Transducers, and Accessories
- Cross-Reference
- HVACR Product Offerings
- Sales Contact Information
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-21
A19 Series High Range Temperature Control
Description
The A19 Series Controls are single-stage temperature controls that
incorporate liquid-filled sensing elements.
Refer to the A19 Series Hot Water Heating Controls Well Immersion
Product Bulletin (LIT-125025) for important product application
information.
A19 Series
Action on Increase
of Temperature
Y
B
R
A19 Series
Terminal Arrangement for SPDT
a19.eps
Features
• wide temperature ranges available
• constant differential throughout the entire range
• single-pole, single-throw (SPST) or single-pole,
double-throw (SPDT) snap-acting switches
• fixed or adjustable differential available
• unaffected by barometric pressure changes
• unaffected by cross-ambient conditions
• compact enclosure
• variety of sensing element styles
Applications
The A19s are suitable for temperature control in HVAC/R applications.
Selection Charts
Technical Specifications
A19 Series High Range Temperature Control
Product Code
Number
1
1. Specify code number, and closed tank fitting (Code Number FTG13A-600R), or bulb well, if required.
Switch
Action
Range
°F (°C)
Diff F° (C°)
(Factory Set)
Bulb and
Capillary
Bulb Well No.
(Order Separately)
Range
Adjuster
Max Bulb
Temp °F (°C)
A19AAB-4C SPST, open high
Remote Bulb Thermostat
30 to 110
(-1 to 43)
3-1/2 (1.9) 3/8 in. x 5 in.
copper 6 ft. capillary
2
2. With 3-inch bulb support
WEL14A-602R Screwdriver slot
Visible scale
140 (60)
A19AAB-7C SPST, open high
Oven Thermostat
100 to 300
(38 to 149)
7 (3.9) 3/16 in. x 9-1/2 in.
copper 6 ft. capillary
– Knob
Visible scale
350 (177)
A19AAB-10C SPST, open high
Oven Thermostat
200 to 550
(93 to 288)
10 (5.6) 3/16 in. x 6 in.
copper 8 ft. capillary
– Convertible 620 (327)
A19AAC-9C SPDT 100 to 240
(38 to 116)
6 (3.3) 3/8 in. x 3-1/2 in.
copper 6 ft. capillary
2
WEL14A-602R Screwdriver slot
Visible Scale
290 (143)
A19ABB-2C
SPST, open high
Remote Bulb Thermostat
50 to 200
(10 to 93)
Adjustable
6 to 24
(3 to 13)
0.290 in. x 2-1/2 in.
copper 10 ft. capillary
–
Knob
Visible Scale
240 (116)
A19ABB-7C 50 to 201
(10 to 94)
7 x 64 mm
copper 3m capillary
240 (116)
Replacement Parts
Product Code Number Description
CVR28A-617R Concealed adjustment cover
CVR28A-618R Visible scale cover
KNB20A-602R Replacement knob kit
Electrical Ratings
Motor Ratings VAC 120 208 240
AC Full Load A 16.0 9.2 8.0
AC Locked Rotor A 96.0 55.2 48.0
Non-Inductive A
1
1. SPST and N.O. contact of SPDT control
SPDT N.C. contact - 16 A, 120 to 277 VAC
22 A, 120 to 277 VAC
Pilot Duty 125 VA, 24 to 600 VAC
A19AAB Temperature
Control
Single-Stage Electromechanical Temperature Controls
Code No. LIT-1927015