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Kayden CLASSIC 830 Thermal Flow Switch

Brand: Kayden Instruments

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Does not ship to OH, United States

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

Description

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

Configure

Specifications

Brand

Kayden Instruments

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