WIKA Model A43 Bimetal thermometer

Selection Notes

• Confirm the required temperature range according to the process medium.
• Select suitable stem length and diameter for pipe or tank installation.
• Choose the appropriate process connection type such as threaded connections.
• Determine dial size and mounting orientation to ensure easy reading at the installation location.

Why Choose the WIKA A43 Bimetal Thermometer

• Reliable Mechanical Temperature Measurement
A bimetal coil sensing element provides stable and accurate temperature indication.

• No External Power Required
Fully mechanical operation makes it ideal for installations where electrical power is unavailable.

• Compact and Practical Design
Small form factor allows installation in tight equipment spaces.

• Clear Dial Display
Easy-to-read dial ensures quick visual monitoring by operators.

• Durable Construction
Built to withstand common industrial environments and provide long service life.

FAQ

Q: How does the A43 thermometer measure temperature?
A: It uses a bimetallic coil that expands and contracts with temperature changes, moving the pointer to indicate the measured temperature.

Q: Does the A43 require electricity to operate?
A: No — the thermometer works mechanically and does not require any external power supply.

Q: Where is the A43 commonly used?
A: It is commonly installed in HVAC systems, machinery, pipelines and tanks for local temperature indication.

Q: Can it be mounted directly into pipes or tanks?
A: Yes — with the correct threaded process connection and stem length, it can be installed directly into pipelines or vessels.