Direct mount temperature gauge with adjustable limit switch for compressor and engine temperature monitoring

Direct Mount Temperature Gauge with Adjustable Limit Switch for Compressor & Engine Protection

This direct mount temperature gauge with adjustable limit switch provides accurate monitoring of compressor and engine temperatures in demanding industrial environments. The integrated adjustable trip point allows automatic alarm activation or equipment shutdown to prevent overheating and system damage. Designed for gas compressors, exhaust systems, and critical engine protection applications, it offers reliable performance across temperature ranges up to 1000°F.

Key Features

Applications of the PD8100 Pulsation Dampener

This direct mount temperature gauge with adjustable limit switch is widely used in applications requiring both temperature indication and automatic protective action.

Technical Specifications

Technical specifications for the direct mount temperature gauge with adjustable limit switch
Product Type Direct Mount Temperature Gauge with Adjustable Limit Switch
Available Temperature Ranges 100°F to 500°F (standard models), 200°F to 1000°F (high-temperature model)
Sensing Element High-torque bi-metal mechanical element
Sensing Bulb Material 304 Stainless Steel
Bulb Dimensions 1/2 inch diameter × 4 inch insertion depth
Process Connection 1/2 inch NPTF (3/4 inch NPT adapter available)
Contact Rating 2A @ 30 VAC (standard), 2A @ 120 VAC (explosion-proof model)
Accuracy ±3% of full scale
Maximum Bulb Pressure 285 psi (Thermowell recommended for higher pressure applications)
Dial Display Dual scale (°F and °C)
Construction Industrial-grade housing with stainless steel sensing components
Typical Applications Gas compressors, engine exhaust systems, oil & gas processing equipment, marine engine protection

How the Direct Mount Temperature Gauge Works

The direct mount temperature gauge operates using a bi-metal mechanical sensing element housed within a stainless steel sensing bulb. When installed directly into the process connection, the bulb is exposed to the operating temperature of the compressor, engine, or exhaust system.

As temperature increases, the bi-metal element expands and converts thermal movement into rotational motion. This movement drives the dial pointer, providing accurate real-time temperature indication without requiring any external power supply.

The adjustable limit switch is set using the front-mounted control knob. When the pointer reaches the preset temperature limit, the internal switch activates, completing an alarm or shutdown circuit depending on system configuration.

By combining mechanical temperature indication with integrated protective switching, this device delivers both monitoring and automatic equipment protection in a single compact instrument.

Frequently Asked Questions

What is a direct mount temperature gauge?
A direct mount temperature gauge is installed directly into the process connection, allowing real-time temperature measurement without remote capillary assemblies or external transmitters.
What does the adjustable limit switch do?
The adjustable limit switch allows operators to set a specific temperature threshold. When the preset temperature is reached, the internal switch activates an alarm or shutdown circuit to protect equipment from overheating.
Does this temperature gauge require external power?
No. The temperature indication operates mechanically using a bi-metal sensing element and does not require external power. Power is only required if the limit switch is connected to an alarm or shutdown system.
Where is this temperature gauge commonly used?
It is widely used in gas compressor cylinder discharge monitoring, engine exhaust temperature monitoring, oil & gas processing systems, and marine engine protection applications.
When should a thermowell be used?
A thermowell is recommended in high-pressure applications to protect the sensing bulb and allow safe removal of the instrument for maintenance without depressurizing the system.

Why Choose Rajkot Marine L.L.C

As an authorized distributor in the UAE & GCC Region, Rajkot Marine L.L.C delivers genuine products with expert technical support. Our team ensures seamless integration for marine, industrial, and oilfield applications — helping clients achieve consistent performance and reliability.

Authorized Distributor

We provide genuine Enovation Controls products backed by manufacturer warranties and support.

Technical Expertise

Our engineers assist with complete system configuration, installation, and troubleshooting.

Regional Presence

Serving UAE & GCC with fast delivery, regional service, and technical guidance.

Reliable Solutions

All solutions are designed to withstand demanding marine and industrial environments.

Office Address

Rajkot Marine LLC
Jerf Industrial No 1 PO.Box: 5861.
AJMAN – UAE.
Main Office
Rajkot Diesel Machines Tr.Est.LLC Industrial Area 15, Capitals Kitchen Building, Show room, no.2 - Sharjah - United Arab Emirates

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