Yodify Product Library
Add the Kayden CLASSIC 832 Thermal Flow Switch to your store or catalog
Book Your Demo and See How
or create your store
Kayden CLASSIC 832 Thermal Flow Switch
Brand: Kayden InstrumentsThe Kayden CLASSIC 832 Flow Switch & Transmitter features a precision-welded, highly accurate stainless steel sensor.
Ideal for liquids, gases, and slurries in a clean or dirty process.
The CLASSIC 832 is available with a Raised Face or RTJ Flange, in a wide range of flange sizes, ANSI ratings, and assembly widths.
All Kayden models feature a rugged flameproof enclosure with blind or lens covers available.
- Process Connections
- Raised Face or RTJ Flange
- Adjustable Set Point Range
- 0-20,000 cc/s
- Sensor Assembly Body Width
- inch 7" to 72" in 0.5" increments
- cm 18 cm to 182 cm in 1 cm increments
- minimum body width determined by flange size and rating
- Input Power
- 12-24 Vdc & 115-230 Vac, 50-60 Hz
- Operating Pressure - Maximum
- psi 3480
- kPa 24,000
- bar 240
- Temperature Range - Sensor
- -45° to 200° C
- -50° to 392° F
- Local Enclosure
- Aluminum Flameproof
- 1" Female NPT Conduit Connection
- Local Enclosure Cover
- Blind or Glass Lens, Flameproof
- Wetted Materials
- 316/316L Stainless Steel & with Nickel Braze
- Outputs/Communications
- Two Independent Relays - SPDT
- 4-20 mA
- Modbus
- Approvals
- CSA
- Single Seal
- NACE
- NEMA 4, 4X, 6P, IP65/67
1 - 12 of 26 Part Numbers

832-RA3A-111A-I0070-AH0C-1G0A1E
- Process Connection: Flanged Raised Face
- Adjustable Set Point Range: 0-20,000 cc/s
- Sensor Assembly Body Length: 7", 17.8cm
- Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
- Operating Pressure (Maximum): 3480 psi, 24000 kPa, 240 bar
- Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
- Local Enclosure: Aluminum Flameproof, 1" FNPT Conduit Connection
- Cover: Flameproof Glass Lens Cover
- Wetted Materials:
- 316 Stainless Steel with Nickel Braze
- Outputs/Communications:
- Two Independent Relays (SPDT), 4-20 mA, Modbus
- UL, CSA, NACE, NEMA 4

832-RA3A-111A-I0070-AV0C-1G0A9E
- Process Connection: Flanged Raised Face
- Adjustable Set Point Range: 0-20,000 cc/s
- Sensor Assembly Body Length: 7", 17.8cm
- Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
- Operating Pressure (Maximum): 3480 psi, 24000 kPa, 240 bar
- Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
- Local Enclosure: Aluminum Flameproof, 1" FNPT Conduit Connection
- Cover: Flameproof Glass Lens Cover
- Wetted Materials:
- 316 Stainless Steel with Nickel Braze
- Outputs/Communications:
- Two Independent Relays (SPDT), 4-20 mA, Modbus
- FM, NACE, NEMA 4

832-RA3A-121A-I0070-AH0C-1G0A-1E

832-RA3A-121A-I0070-AH0C-1G0A5E

832-RA3A-121A-I0070-AV0C-1B0A-1E

832-RA3A-121A-I0070-AV0C-1G0A9E

832-RA3A-121A-I0120-AH0C-1G0A1E

832-RA3A-121A-M0180-AH0C-1G0A1E
- Process Connection: Flanged Raised Face, 1" 150#
- Adjustable Set Point Range: 0-20,000 cc/s
- Sensor Assembly Body Length: 18cm. 7.08"
- Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
- Operating Pressure (Maximum): 3480 psi, 24000 kPa, 240 bar
- Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
- Bleed Port: 1/4" Threaded
- Sensor Orientation: Horizontal
- Pipe Schedule: Schedule 40
- Local Enclosure: Aluminum Flameproof, 1" FNPT Conduit Connection
- Cover: [/b]Flameproof Glass Lens Cover
- Remote Enclosure: Not Required
- Wetted Materials:
- 316 Stainless Steel with Nickel Braze
- Outputs/Communications:
- Two Independent Relays (SPDT), 4-20 mA, Modbus
- UL, CSA, NACE, NEMA 4

832-RA3A-122A-I0110-AH1C-1G0A1E

832-RA3A-131A-I0110-AH0C-1B0A1E
- Process Connection: Flanged Raised Face, 1.5" 150#
- Adjustable Set Point Range: 0-20,000 cc/s
- Sensor Assembly Body Length: 11", 27.94"
- Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
- Operating Pressure (Maximum): 3480 psi, 24000 kPa, 240 bar
- Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
- Bleed Port: 1/4" Threaded
- Sensor Orientation: Horizontal
- Pipe Schedule: Schedule 40
- Local Enclosure: Aluminum Flameproof, 1" FNPT Conduit Connection
- Cover: Flameproof Blind Cover
- Remote Enclosure: Not Required
- Wetted Materials:
- 316 Stainless Steel with Nickel Braze
- Outputs/Communications:
- Two Independent Relays (SPDT)
- 4-20 mA (Thermal Signal, Scalable)
- Modbus Communication via RS-485
- RCMS (Remote Control & Monitoring Software)
- Electronics - Standard Features:
- Automated Redundant Self-Test Diagnostics
- Display Panel Lock-Out
- Easy Set-up:
- No Mechanical Jumpers or Trim Pots
- Intelligent Push Button Interface
- Constant Display of Operation (Flow/Level)
- Temperature Compensation
- Start-Up Bypass Timer
- c CSA us (UL Standards), Single Seal, NACE, NEMA 4

832-RA3A-131A-I0110-AH0C-1G0A9E

832-RA3A-141A-10120-AV1-C1B0A-1E
1 - 12 of 26 Part Numbers
Specifications
Brand
Applications
- Flow
Principle of Operation
- Thermal, Calorimetric
Sensor, Probe Style
- InLine Flanged
Flange Type
- RF - Raised Face
- RTJ - Ring Typical Joint
Flange Class
- 150#
- 300#
- 600#
- 900#
Flange Size
- 3/4"
- 1" DN 25
- 1-1/2" DN 40
- 2" DN 50
- 3" DN 80
- 4" DN 100
- 5" DN 125
- 6" DN 150
- 8" DN 200
- 10 DN 250
Flange Material
- 316, 316L Stainless Steel
Sensor Construction
- 316, 316L Stainless Steel with Nickel Brazing
Wetted Materials
- 316, 316L Stainless Steel with Nickel Brazing
Pipe Schedule
- Schedule 40
- Schedule 80
Sensor Assembly Body Lengths
- Custom Body Lengths: 7" to 72" (18 cm to 182 cm) in 1/2" (1 cm) Increments
Bleed Port
- 1/4" Threaded
Sensor Orientation
- Horizontal
- Vertical
Operating Pressure - Sensor
- Maximum
Operating Temperature - Sensor
- -45° to 200° C (-50° to 392° F)
Operating Temperature - Electronics
- -55° to 65° C (-67° to 149° F)
Switch Point Range
- Gases: 0.6 to 20,000 cc/second, Standard Condition: 21° C (70° F) at 14.7 psi (1 Atm)
- Hydrocarbon-based Liquids: 0.033 to 110 cc/second
- Water-based Liquids: 0.015 to 50 cc/second
Response Time
- Approximately 0.5 to 30 seconds
Switch Type
- 2 SPDT Sealed Relay Contacts Rated @ 4 Amps Resistive 230 Vac or 30 Vdc, Max.
Accuracy
- Flow Service: ± 1.0 % of Set Point Velocity over Operating Range of ± 28° C (± 50° F)
- Level Service: ± 0.64 cm (0.25")
Input Power
- 12-24 Vdc, 115-230 Vac, 50/60 Hz / Universal Power Input
- Power Consumption: Max.
Output
- 4-20 mA (Thermal Signal, Scaleable)
Communication
- Modbus RTU Communication-Alarms, Flow Status & Diagnostics
- RS-485 Using Kayden's Remote Control & Monitoring Software (RCMS) or other Modbus Compatible Software
Approvals & Certifications
- CSA
- CSA - Local (Sensor) Enclosure Flameproof: Class I, Div. 1, Groups B, C, D, Ex d IIB + H₂ AEx d IIB + H₂ (Class I, Zone 1, Group IIB + H₂) Temperature Code: T3 Enclosure Typical 4, IP55 Single Seal Approved per ANSI / ISA 12.27.01-2003
- CSA - Remote Electronics Enclosure - Optional Flameproof: Class I, Groups B, C, D, Ex d IIB + H₂ AEx d IIB + H₂ (Class I, Zone 1, Groups IIB + H₂) Temperature Code: T3
- CRN - Canadian Registration Number - the Kayden Classic 832 does not have a CRN Number
Electronics - Standard Features
- 100 % Digital Design. Electronics are Environmentally Sealed
- 4-Adjustable Independent Switch Point Timers
- Automated Redundant Self-Test Diagnostics
- Display Panel Lock-Out*
- Easy Setup: No Mechanical Jumpers or Trim Pots
- Incrementally Adjustable Heater Power (5 % Steps) with Automatic Over-Range Protection
- Intelligent User Interface with Push-Button & Constant Display of Operation (Flow/Level)
- Start-Up Bypass Timer
- Temperature Compensation
- Temperature Mode*: Process Temperature may be Displayed/Graphed in Flow/Level Mode
- *Configurable only from the Kayden RCM Software
Remote Control & Monitoring Software
- Adjust Relay Modes
- Adjust Set Points 1 & 2
- Load or Save User Settings
- Lock or Unlock the Display Panel to Protect the Settings
- Many Other Adjustable Features
- Modify Heater Settings to Optimize Response Time
- Monitor Operating Status
- Operated Via a Personal Computer Locally or from a Remote Control Center
- Visualize the Actions of the Process Via the Graphical Display
Environmental Protection
- IP55
- IP67
- NEMA 4X
- TYPE 4
Enclosure Finish
- Powder-Coated Polyester TGIC
Enclosure, Body Material
- Copper-Free Aluminum (Does Not Exceed 0.4 % Copper)
Enclosure, Body Details
- 1" NPT Female Conduit Connection
- Buna-N O-Ring on Cover
Cover - for Local Enclosure
- Glass Lens Cover - Flameproof
- Blind Cover - Flameproof
Remote Electronics Enclosure & Cover
- Glass Lens Cover - Flameproof
Storage Temperature
- Product Should be Stored in a Clean & Dry Environment between -30° & 60° C (-22° & 140° F)
Flow
- Pump Protection – Dry Alarm
- Leak Detection
- Flow Monitoring & Verification
- Tank Overflow Protection
- Flare Gas Monitoring
- Monitoring Purge Air Flow
- Lube Oil Systems
- Vent Monitoring
- Natural Gas to Boilers
- Emergency Eye Wash & Shower Stations
- Drain Line Flow
- High Pressure Flows
- Tanker Loading & Unloading
- Relief Valve & Rupture Disk Flow Monitoring
- Remote Indication of Flow via Analog Output & Digital Communications
- Chemical Injection/Additive Flow Monitoring
Level
- Storage Tanks
- Oil Separators & Treaters – High, Low & Interface Level
- Sumps – All Types of fluids ( Water, Oil, etc. )
- Free Water Knock-out Tanks – High, Low and Interface Level
- Leak Detection (Accumulation Reservoir)
- Tank Overflow
- Sampler Systems
- Sand Separators
Media
- Liquids, Air & Gases
- Hazardous & General-Purpose Areas
- Slurries
- Corrosive Liquids
Documentation
Data Sheets
Product Manuals
Application Considerations
Application Notes
- Application Note - Kayden 4-20mA Analog Output pdf 815 KB
- Application Note - Kayden Acid Level Detection pdf 1,022 KB
- Application Note - Kayden Fail Safe pdf 801 KB
- Application Note - Kayden High Level Detection Holding Tank pdf 572 KB
- Application Note - Kayden Leak Detection pdf 1.2 MB
- Application Note - Kayden Monitoring Digester Flow pdf 410 KB
- Application Note - Kayden Oil Water Separation pdf 923 KB
- Application Note - Kayden Pulp and Paper Digester Tank pdf 810 KB
- Application Note - Kayden Pulp and Paper Skimmer Tank pdf 408 KB
- Application Note - Kayden Pump Monitoring and Protection pdf 898 KB
- Application Note - Kayden Pump Monitoring and Protection Remote pdf 880 KB
Catalogs
Certifications & Approvals
Outline Drawings
- Outline Dimension Drawing - Kayden CLASSIC 832 Local Enclosure Horizontal pdf 570 KB
- Outline Dimension Drawing - Kayden CLASSIC 832 Local Enclosure Vertical pdf 592 KB
- Outline Dimension Drawing - Kayden CLASSIC 832 Remote Enclosure Horizontal pdf 1.0 MB
- Outline Dimension Drawing - Kayden CLASSIC 832 Remote Enclosure Vertical pdf 1.0 MB