WIKA Model A48 Bimetal thermometer

$100.00

The WIKA Model A48 is a specialized bimetal thermometer designed specifically for air-conditioning and refrigeration systems. This compact instrument provides reliable temperature measurement in HVAC-R applications, featuring a durable construction that withstands typical environmental conditions in climate control systems. Utilizing proven bimetal technology, it delivers accurate readings without requiring external power. The thermometer’s space-saving design and easy installation make it ideal for chillers, air handlers, refrigeration units, and ventilation systems. With maintenance-free operation and clear dial display, the A48 ensures effective temperature monitoring for optimal system performance and energy efficiency in building services applications.

WIKA Model A48 Data sheets

Applications

  • Air-conditioning and refrigeration systems
  • Ventilation systems

Special features

  • Accuracy class 2
  • Nominal size 63, 80, 100 and 160
  • Scale ranges from -30 … +50 °C to 0 … 120 °C

Description

The model A48 bimetal thermometer has been specifically developed for use in air-conditioning and refrigeration technology for measuring the temperature in air ducts.

Due to the flexibly adjustable flange, the thermometer can be adapted to all standard wall thicknesses of pipe insulations.

Measuring element

Bimetal coil

Nominal size in mm

63, 80, 100 and 160

Connection

Flange, steel zinc plated, adjustable on stem
■ Standard: flange diameter d2 = 61 mm
■ Option: flange diameter d2 = 50 mm

Stem

Insertion length l = 160, 200 and 300 mm
Ø 9 mm copper alloy
Minimum immersion depth lmin = approx. 60 mm
other insertion lengths on request

Accuracy class

Class 2 per EN 13190

Case

Aluminium

Dial

Aluminium, white, black lettering

Pointer

Aluminium, black

Window

Acrylic plastic

Zero adjustment

At bottom of stem

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