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Kayden CLASSIC 812 Thermal Flow, Level & Interface Switch

Brand: Kayden Instruments
Does not ship to OH, United States
The Kayden CLASSIC 812 Flow, Level, Interface 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 812 is available in a wide range of flange sizes and insertion lengths. Kayden's electronic thermal dispersion flow and level switches have no moving parts to foul, clog, or stick, resulting in exceptional reliability and requiring little to no maintenance.
 
The CLASSIC 812 is available with a Raised Face or RTJ flange in a wide range of flange sizes, ANSI ratings, and customer-specified insertion lengths. All Kayden models feature a rugged flameproof enclosure with blind or lens covers available.
 
  • Process Connection
    • Raised Face or RTJ Flange
  • Adjustable Set Point Range
    • 0 - 254 feet/s
    • 0 - 77 metres/s
  • Insertion 'U' Length
    • inch 2.5" to 120" in 1/2"  increments
    • cm 6.4 to 305 in 1 cm increments
  • Input Power
    • 12-24 Vdc & 115-230 Vac, 50-60 Hz
  • Operating Pressure - Maximum
    • Per Flange Rating, ASME B16.5
  • Temperature Range - Sensor
    • -55° to 200° C
    • -67° 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
    • Other Materials Available
  • Outputs/Communications
    • Two Independent Relays - SPDT
    • 4-20 mA
    • Modbus
    • Rated 120 Vac max, 30 Vdc max, 4 A max
  • Approvals
    • CSA
    • CRN
    • Single Seal
    • NACE
    • NEMA 4, 4X, 6P, IP65/67
The Kayden CLASSIC 812 Flow, Level, Interface 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 812 is available in a wide range of flange sizes and insertion lengths. Kayden's electronic thermal dispersion flow and level switches have no moving parts to foul, clog, or stick, resulting in exceptional reliability and requiring little to no maintenance.
 
The CLASSIC 812 is available with a Raised Face or RTJ flange in a wide range of flange sizes, ANSI ratings, and customer-specified insertion lengths. All Kayden models feature a rugged flameproof enclosure with blind or lens covers available.
 
  • Process Connection
    • Raised Face or RTJ Flange
  • Adjustable Set Point Range
    • 0 - 254 feet/s
    • 0 - 77 metres/s
  • Insertion 'U' Length
    • inch 2.5" to 120" in 1/2"  increments
    • cm 6.4 to 305 in 1 cm increments
  • Input Power
    • 12-24 Vdc & 115-230 Vac, 50-60 Hz
  • Operating Pressure - Maximum
    • Per Flange Rating, ASME B16.5
  • Temperature Range - Sensor
    • -55° to 200° C
    • -67° 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
    • Other Materials Available
  • Outputs/Communications
    • Two Independent Relays - SPDT
    • 4-20 mA
    • Modbus
    • Rated 120 Vac max, 30 Vdc max, 4 A max
  • Approvals
    • CSA
    • CRN
    • Single Seal
    • NACE
    • NEMA 4, 4X, 6P, IP65/67
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Displaying prices & availability for Ohio, United States in USD. Change location or currency.

Models matching criteria: 1
812-RAA-142A-I0050-C1G0A-3E
KAYDEN CLASSIC Thermal Flow,Level,Interface Switch, Modbus, 2" 300# RF SST, 5"U, Lens, CSA/CRN view more
  • Process Connection
    • 316 Stainless Steel Flanged
    • Raised Face 2"
    • ANSI: 300
  • Adjustable Set Point Range: 0-254 feet/s, 0-77 meters/s
  • Insertion 'U' Length: 5"
  • Input Power: 12-24 VDC & 115-230 VAC, 50-60 Hz
  • Operating Pressure (Maximum): Per Flange Rating, ASME B16.5
  • Temperature Range (Sensor): -45°C to 200°C, -50°F to 392°F
  • Local Enclosure: Aluminum Flameproof, 1" FNPT
  • Cover: Flameproof Glass Lens Cover
  • Remote Electronics Enclosure and Cover: Not Required
  • Wetted Materials
    • 316 Stainless Steel
  • 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)
      • Start-Up Bypass Timer
  • Approvals: c CSA us (UL Standards), CRN (Canada-wide), Single Seal, NACE, NEMA 4
    • [/li]
Add-Ons Stainless Steel Tag
In Stock 1 - 2 weeks
$2,484.63 USD
Does not ship to OH, United States
Non-Cancellable / Non-Refundable
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Specifications

Brand

Applications

  • Flow
  • Level
  • Interface

Principle of Operation

  • Thermal, Calorimetric

Sensor, Probe Style

  • Insertion Flanged

Insertion 'U' Length - Custom

  • 6.4 cm to 305 cm (in 1 cm increments)
  • 2.5” to 120” (in 1/2” increments)

Flange Type

  • RF - Raised Face
  • RTJ - Ring Typical Joint

Flange Class

  • 150#
  • 300#
  • 600#
  • 900#

Flange Size

  • 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
  • Hastelloy C-276
  • Titanium Grade 2
  • Other metals available

Wetted Materials

  • 316, 316L Stainless Steel
  • Hastelloy C-276
  • Titanium Grade 2

Sensor Construction

  • All-Welded Construction

Operating Pressure Maximum - Sensor

  • Per Flange Rating, ASME B16.5

Operating Temperature - Sensor

  • -55° to 200° C
  • -67° to 392° F

Operating Temperature - Electronics

  • -55° to 65° C
  • -67° to 149° F

Switch Point Range

  • Air & Gases: 0.25 to 200 sfps, 0.08 to 60 smps - Standard Condition 21° C (70° F) at 14.7 psi (1 Atm)
  • Hydrocarbon-based Liquids: 0.01 - 5.0 fps, 0.003 - 1.50 mps
  • Water-based Liquids: 0.01 - 3.00 fps, 0.003 - 0.9 mps

Response Time

  • Approximately 0.5 to 30 seconds

Accuracy

  • Flow Service: ± 1.0 % of Set Point Velocity over Operating Range of ± 28° C (± 50° F)
  • Level Service: ± 0.64 cm (0.25”)

Switch Type

  • 2 SPDT Sealed Relay Contacts Rated @ 4 Amps Resistive 230 Vac or 30 Vdc, Max.

Input Power

  • 12-24 Vdc, 120-240 Vac, 50/60 Hz
  • Power Consumption: 6 Watts Max. Fully Configured
  • Universal Power Input

Output

  • 4-20 mA (Thermal Signal, Scaleable) Rates 120 Vac, Max.

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

  • Canadian Standards Association Details:
  • CSA Mark with "C" and "US" or with NRTL
  • CSA - Input/Supply Rated 12/24 VDC or 120/240 VDC, 50/60 Hz, 6 W Max.
  • CSA - Output/Contacts Rated 120 VAC Max., 30 VDC Max., 4 Amp Max.
  • CSA - Ambient Temperature Rating: -55° C to +65° C (-67° F to +149° F)
  • CSA - Process Temperature Range: -55° C to +200° C (-67° F to +392° F)
  • CSA - Temperature Code: T3
  • CSA - Enclosure Type: 4, IP55
  • 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
  • Canadian Registration Number Details:
  • CRN - All Provinces & Territories of Canada
  • CRN - Material: 316/316L Stainless Steel
  • CRN - Process Connections: Class 150, 300, 600, 900. 1 to 10 NPS.
  • CRN - Insertion Lengths: 2.5" to 120" (6.35 to 304 cm)
  • CRN - Maximum Working Pressures:
  • CRN - Class 150: MWP* : 275 psi, 1896 kPa, 18.96 bar
  • CRN - Class 300: MWP* : 720 psi, 4964 kPa, 49.64 bar
  • CRN - Class 600: MWP* : 1440 psi, 9928 kPa, 99.28 bar
  • CRN - Class 900: MWP* : 1990 psi, 13,720 kPa, 137.20 bar
  • * Pressure derated by temperature and per the rating of the flange class. ASME B16.5-2020, Table 2-2.2C.
  • CRN - Temperature Range: -55° C to +200° C (-67° F to +392° F)
  • CRN - Code of Construction: ASME B31.3
  • CRN - Canadian Registration Numbers - 1” & 1-1/2” - Flanges Approved for All Provinces & Territories 812-RAA Series: CRN # 0F13787.2C 316, 316L Stainless Steel, Pipe NPS 1/2” Schedule 80 Code of Construction: ASME B31.3, Max.
  • CRN - Canadian Registration Numbers - 2” through 10” Flanges - Approved for All Provinces & Territories 812-RAA Series: CRN # 0F13773.2C 316, 316L Stainless Steel, Pipe NPS 3/4” Schedule 80 Code of Construction: ASME B31.3, Max.

Electronics - Standard Features

  • *Configurable only from the Kayden RCM Software
  • 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

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
  • NEMA 4 / IP55

Local Enclosure Conduit Connection

  • 1” NPT Female Conduit Connection

Local Enclosure & Cover Material

  • Copper-Free Aluminum (Does Not Exceed 0.4 % Copper)

Local Enclosure Cover

  • Buna-N O-Ring on Cover
  • Blind Cover - Flameproof
  • Glass Lens Cover - Flameproof

Local Enclosure & Cover Finish

  • Powder-Coated Polyester TGIC

Remote Electronics Enclosure Cover

  • Glass Lens Cover - Flameproof

Remote Electronics Enclosure & Cover Finish

  • Powder-Coated Polyester TGIC

Storage Temperature

  • Store in a clean & dry environment between -30° & 60° C (-22° & 140° F)
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Applications

Flow
  • Ammonia Storage
  • Biogas Flow
  • Catalysis Vessels
  • Chemical Injection & Additive Flow Monitoring
  • Chemical Reactors
  • Chlor-alkali Processes
  • Compressors
  • Condensers
  • Deionization Tanks
  • Digester Gas Flow
  • Distillation Columns
  • Drain Line Flow
  • Emergency Eye Wash & Shower Stations
  • Fermentation Vessels
  • Flare Gas Monitoring
  • Flare Knock-out Drums
  • Flow Monitoring & Verification
  • Heat Exchangers
  • Heat Recovery Steam Generator (HRSG) - Power & Utilities
  • High Pressure Flows
  • Leak Detection
  • Lube Oil Systems
  • Monitoring Purge Air Flow
  • Natural Gas to Boilers
  • Pumps
  • Reboilers
  • Refinery Flow Applications
  • Relief Valve & Rupture Disk Flow Monitoring
  • Remote Indication of Flow via Analog Output & Digital Communications
  • Pump Protection - Dry Alarm
  • Tank Blanketing
  • Tank Overflow Protection
  • Tanker Loading & Unloading
  • Water & Wastewater
  • Vaporizers
  • Vent Monitoring

Level
  • Biogas Dehydration
  • Blending Operations
  • Carbon Slurry Level
  • Compressor Scrubber
  • Compressor Waste Liquid
  • Condensate Receiver Tanks
  • Cooling Tower Basins
  • Crude Desalting
  • Crude Dehydration
  • Deionization Tanks
  • Digester Blow Tanks
  • Free Water Knock-out Tanks - High, Low and Interface Level
  • Geothermal - Degasser Tanks
  • Geothermal - Steam & Brine Separators
  • Leak Detection (Accumulation Reservoir)
  • Lime Slurry Level
  • Mixing & Blending Systems
  • Oil Separators & Treaters - High, Low & Interface Level
  • Production Fluid Storage
  • Pulp Bleaching Towers
  • Pulp Digesters
  • Pulp Storage
  • Pulp Washing Systems
  • Sampler Systems
  • Sand Separators
  • Scrubber Vessels
  • Storage Tanks
  • Sumps - All Types of fluids: Water, Oil, etc.
  • Surge Tanks
  • Tank Overflow
  • Turpentine Recovery
  • Vapor & Liquid Separation
  • Vapor Recovery

Interface
  • Crude Desalting
  • Interface Control in Separation Vessels
  • Interface Detection
  • Interface Control & Level Detection in Settling Vessels
  • Liquid-Liquid Extraction - LLX

Media
  • Liquids, Air & Gases
  • Slurries
  • Corrosive Liquids

Areas
  • Flameproof, Hazardous & General-Purpose Areas


IDEAL PROCESS CONDITIONS FOR FLOW   

Liquids
  • Consistent Process Composition & Temperature
  • Sufficient Straight Run Flow Profile (minimizes turbulence)
  • Recommended Minimum of 5 Pipe Diameters from any Disturbance

Air & Gas
  • Consistent Process Composition & Temperature
  • Sufficient Straight Run Flow Profile (minimizes turbulence)
  • Clean and Dry

Slurries
  • Consistent Process Composition & Temperature
  • Sufficient Straight Run Flow Profile (minimizes turbulence)

Emulsion
  • Consistent Process Composition & Temperature
  • Sufficient Straight Run Flow Profile (minimizes turbulence)

UNDESIRABLE PROCESS CONDITIONS FOR FLOW  

Liquids
  • Inconsistent Process Composition or Temperature
  • Insufficient Straight Run
  • Aerated Fluids
  • Turbulence

Air & Gas
  • Inconsistent Process Composition or Temperature
  • Wet or Saturated Air & Gas

Slurries
  • Inconsistent Process Composition or Temperature
  • Insufficient Straight Run
  • Aerated Fluids
  • Turbulence

Emulsion
  • Inconsistent Process Composition & Temperature
  • Insufficient Straight Run
  • Aerated Fluids
  • Turbulence

Solids
  • Dry granulated processes are NOT good candidates for thermal switches
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Documentation

Data Sheets

Product Manuals

Application Considerations

Application Notes

Catalogs

Certifications & Approvals

Outline Drawings

Software

Wiring Diagrams

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