
- Description
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The Bourdon Tube Pressure Gauge is a precision mechanical instrument engineered to measure pressure reliably under a variety of industrial conditions. Featuring a Bourdon tube mechanism that converts pressure into a dial-pointer reading, this gauge is ideal for monitoring gas or liquid pressures in pipelines, vessels, HVAC systems, or process control panels. With options for back or panel mounting and strong construction to resist vibration, heat, or external environmental stresses, it ensures durability over many cycles. Supplied with a clear dial, sturdy bezel, and optional liquid filling to dampen pointer movement, this gauge arrives calibration-ready and is fully supported with local service and recalibration capabilities to maintain performance over its lifetime.
Key Features:
Bourdon tube sensing element for mechanical pressure measurement
Back-mount or panel-mount configuration to suit installation needs
Rugged housing to withstand vibration, shock, and environmental exposure
Optional liquid filling for improved damping, especially under pulsating loads
Wide measurement ranges commonly available (vacuum to high pressure)
Clear, easy-to-read dial and robust pointer mechanism
Calibration-ready with traceable certification available
Local support for installation, calibration, and maintenance
Design
EN 837-1
Nominal size in mm
40, 50 and 63
Accuracy class
2.5
Scale ranges
0 ... 0.6 to 0 ... 400 bar
or all other equivalent vacuum or combined pressure and vacuum ranges
Pressure limitation
Steady: 3/4 x full scale value
Fluctuating: 2/3 x full scale value
Short time: Full scale value
Permissible temperature
Ambient: -20 ... +60 °C
Medium: +60 °C maximum
Temperature effect
When the temperature of the measuring system deviates from the reference temperature (+20 °C):
max. ±0.4 %/10 K of the span
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