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Kayden InLine Threaded Flow Switch

Kayden CLASSIC 830 Thermal Flow Switch

Brand: Kayden Instruments
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Kayden InLine Threaded Flow Switch Kayden InLine Threaded Flow Switch Kayden InLine Threaded Flow Switch Kayden InLine Threaded Flow Switch Switch_1.png Switch_2.png
The Kayden CLASSIC 830 Flow Switch & Transmitter features a precision-welded, highly accurate stainless steel sensor.
 
Ideal for liquids, gases, and slurries in a clean or dirty process, it is available with 3/4” Female NPT connections in a horizontal or vertical orientation.
 
All Kayden models feature a rugged flameproof enclosure with blind or lens covers available.
 
  • Process Connections
    • 3/4" Female NPT
  • Adjustable Set Point Range
    • 0-20,000 cc/s
  • Sensor Assembly Body Length
    • 3.5" (8.8 cm)
  • Sensor Mounting Orientation
    • Horizontal or Vertical
  • 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
  • Local Enclosure Cover
    • Flameproof Blind Cover or Flameproof Glass Lens Cover
  • 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 90 Part Numbers
830-RA3D-0035-AH0A-C1-B0A-1E
830-RA3D-0035-AH0A-C1-B0A-1E
KAYDEN CLASSIC Thermal Flow & Level Switch, Modbus, In-Line, 3/4" FNPT, SST Ni Braze, Blind, CSA
830-RA3D-0035-AH0A-C1-B0A-9E
830-RA3D-0035-AH0A-C1-B0A-9E
KAYDEN CLASSIC Thermal Flow & Level Switch, Modbus, In-Line, 3/4" FNPT, SST Ni Braze, Blind, FM
830-RA3D-0035-AH0A-C1-B0A1E
830-RA3D-0035-AH0A-C1-B0A1E
KAYDEN® CLASSIC® Thermal Flow & Level Switch, Modbus, In-Line, 3/4" FNPT, 316 SST Sensor with Nickel Braze, Local Electronics Enclosure with Blind Cover, Approvals: C CSA Us (UL Standards)
  • Process Connections: 3/4" FNPT
  • Adjustable Set Point Range: 0-20,000 cc/s
  • Sensor Mounting Orientation: Horizontal  
  • 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
  • Cover: Flameproof Blind Cover
  • Remote Electronics Enclosure and Cover: Not Selected
  • Wetted Materials:
    • Standard: 316 Stainless Steel
  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus
  • UL, CSA, Single Seal, NACE, NEMA 4
830-RA3D-0035-AH0A-C1-B0A5E
830-RA3D-0035-AH0A-C1-B0A5E
KAYDEN® CLASSIC® Thermal Flow & Level Switch, Modbus, In-Line, 3/4" FNPT, 316 SST Sensor with Nickel Braze, Local Electronics Enclosure with Blind Cover, Approvals: C CSA Us (UL Standards)
  • Process Connections: 3/4" FNPT

  • Adjustable Set Point Range: 0-20,000 cc/s

  • Sensor Mounting Orientation: Horizontal

  • 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

  • Cover: Flameproof Blind Cover

  • Remote Electronics Enclosure and Cover: Not Selected

  • Wetted Materials:
    • Standard: 316 Stainless Steel

  • Outputs/Communications:
    • Two Independent Relays (SPDT), 4-20 mA, Modbus

  • ANSI/UL & CSA Approval(s) Pending
    • 830-RA3D-0035-AH0A-C1-B1G-1E
    830-RA3D-0035-AH0A-C1-B1G-1E
    KAYDEN CLASSIC Thermal Flow & Level Switch, Modbus, In-Line, 3/4" FNPT, SST Ni Braze,Remote,Lens,CSA
    830-RA3D-0035-AH0A-C1-B1G1E
    830-RA3D-0035-AH0A-C1-B1G1E
    KAYDEN® CLASSIC® Thermal Flow & Level Switch, Modbus, In-Line, 3/4" FNPT, 316 SST Sensor with Nickel Braze, Remote Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards)
    • Process Connections: 3/4" FNPT
    • Adjustable Set Point Range: 0-20,000 cc/s
    • Sensor Mounting Orientation: Horizontal
    • 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
    • Cover: Flameproof Blind Cover
    • Remote Electronics Enclosure and Cover: Flameproof Glass Cover 
    • Wetted Materials:
      • Standard: 316 Stainless Steel
    • Outputs/Communications:
      • Two Independent Relays (SPDT), 4-20 mA, Modbus
    • UL, CSA, Single Seal, NACE, NEMA 4
    830-RA3D-0035-AH0A-C1-B1G5E
    830-RA3D-0035-AH0A-C1-B1G5E
    KAYDEN® CLASSIC® Thermal Flow & Level Switch, Modbus, In-Line, 3/4" FNPT, 316 SST Sensor with Nickel Braze, Remote Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards)
    • Process Connections: 3/4" FNPT
    • Adjustable Set Point Range: 0-20,000 cc/s
    • Sensor Mounting Orientation: Horizontal
    • 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
    • Cover: Flameproof Blind Cover
    • Remote Electronics Enclosure and Cover: Flameproof Glass Cover 
    • Wetted Materials:
      • Standard: 316 Stainless Steel
    • Outputs/Communications:
      • Two Independent Relays (SPDT), 4-20 mA, Modbus
    • UL, CSA Pending , Single Seal, NACE, NEMA 4
    830-RA3D-0035-AH0A-C1B0A-1E
    830-RA3D-0035-AH0A-C1B0A-1E
    KAYDEN® CLASSIC® Thermal Flow Switch, Modbus, In-Line, 3/4" FNPT, 316 SST Sensor with Nickel Braze, Horizontal Sensor Orientation, Local Electronics Enclosure with Blind Cover, Approvals: C CSA Us (UL Standards)
    830-RA3D-0035-AH0A-C1B0A-5E
    830-RA3D-0035-AH0A-C1B0A-5E
    KAYDEN® CLASSIC® Thermal Flow Switch, Modbus, In-Line, 3/4" FNPT, 316 SST Sensor with Nickel Braze, Horizontal Sensor Orientation, Local Electronics Enclosure with Blind Cover, Approvals: C CSA Us (UL Standards)
    830-RA3D-0035-AH0A-C1B0A-9E
    830-RA3D-0035-AH0A-C1B0A-9E
    KAYDEN® CLASSIC® Thermal Flow Switch, Modbus, In-Line, 3/4" FNPT, 316 SST Sensor with Nickel Braze, Horizontal Sensor Orientation, Local Electronics Enclosure with Blind Cover, Approvals: FM
    830-RA3D-0035-AH0A-C1B1G-1E
    830-RA3D-0035-AH0A-C1B1G-1E
    KAYDEN® CLASSIC® Thermal Flow Switch, Modbus, In-Line, 3/4" FNPT, 316 SST Sensor with Nickel Braze, Horizontal Sensor Orientation, Remote Electronics Enclosure with Glass Lens Cover, Approvals: C CSA Us (UL Standards)
    830-RA3D-0035-AH0AC1B0A9E
    830-RA3D-0035-AH0AC1B0A9E
    KAYDEN® CLASSIC® Thermal Flow & Level Switch, Modbus, In-Line, 3/4" FNPT, 316 SST Sensor with Nickel Braze, Local Electronics Enclosure with Blind Cover, Approvals: FM
    • Process Connections: 3/4" FNPT
    • Adjustable Set Point Range: 0-20,000 cc/s
    • Sensor Mounting Orientation: Horizontal
    • 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
    • Cover: Flameproof Blind Cover
    • Remote Electronics Enclosure and Cover: Not Selected
    • Wetted Materials:
      • Standard: 316 Stainless Steel

    • Outputs/Communications:
      • Two Independent Relays (SPDT), 4-20 mA, Modbus

    • FM, NACE, NEMA 4
    1 - 12 of 90 Part Numbers

    View_Details

    Specifications

    Brand

    Applications

    • Flow

    Principle of Operation

    • Thermal, Calorimetric

    Sensor, Probe Style

    • InLine Threaded

    NPT Connections

    • Two x 3/4” NPT Female

    Sensor Assembly Body Lengths

    • In-Line Body Length is 3.5” (8.8 cm)

    Wetted Materials

    • 316, 316L Stainless Steel with Nickel Brazing

    Bleed Port

    • 1/4” Threaded

    Sensor Orientation

    • Horizontal
    • Vertical

    Injection Tubes - 3/4” Male NPT x 1/4” Female NPT

    • Typical 1, 0.180” Bore, 316 Stainless Steel
    • Typical 2, 0.086” Bore, 316 Stainless Steel
    • Not Required

    Operating Pressure - Sensor

    • Threaded Style: Max.

    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

    • Air & Gases: 0.6 to 20,000 cc/second Standard Condition: 20° C (70° F) at 14.7 psi (1 Atm)
    • Hydrocarbon-based Liquids: 0.035 to 110 cc/second
    • Water-based Liquids: 0.015 to 50 cc/second

    Response Time

    • Approximately 0.5 to 30 seconds

    Accuracy

    • Flow Service: ± 1.0 % of Set Point over Operating Range of ± 28° C (50° F)

    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: Max.
    • Universal Power Input

    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 830 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

    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

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

    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)

    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

    Catalogs

    Certifications & Approvals

    Outline Drawings

    Software

    Wiring Diagrams

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