100mm Back Entry Glycerine Filled Pressure Gauge


100mm Back Entry Glycerine Filled Pressure Gauge

The 100mm Back Entry Glycerine Filled Pressure Gauge from GNW Instrumentation provides local pressure indication for industrial equipment, pipework, machinery and maintenance replacement duties. Its clear 100mm dial gives operators and engineers a practical reading point where a glycerine filled pressure gauge is required at the point of measurement.

The back entry connection is intended for panel, fascia, enclosure or equipment-front mounting, allowing the dial to remain visible while the pressure connection is made from behind. The glycerine filling helps damp pointer movement caused by vibration or pressure pulsation, supporting a steadier local indication in demanding service conditions.

This gauge is suited to engineers, OEMs and maintenance teams specifying a direct-reading pressure instrument for routine monitoring, commissioning and equipment checks. The wetted material compatibility should be checked carefully, particularly where brass wetted parts are used. Final selection should consider the required pressure range, process medium, vibration level, operating temperature and installation layout.

Selection and Installation Considerations

Before ordering, compare the gauge configuration with the existing installation or project specification. Correct selection helps improve readability, service life and measurement confidence.

  • Use the 100mm dial where a balance of readability and compact size is required.
  • Confirm the back entry connection suits the panel, fascia or equipment-front mounting arrangement.
  • Check media compatibility with the wetted parts and use the filled case where vibration damping is beneficial.
  • Select a pressure range that allows normal operating pressure to sit comfortably within the scale.
Range: -1/0 bar to 0/+1 bar & -30/0 inHg to 0/+15 psi

Range

Thread Size: 3/8'' BSP

Thread Size

Calibration Certificate: No

Calibration Certificate

Sale price£89.25

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Product specification

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Technical Specification

Size
100mm
Case
304 Stainless Steel
Bezel
Removable 304 Stainless Steel
Wetted Parts
Brass
Window
Instrument Glass
Dial
Aluminium - Dual Scale
Pointer
Black Aluminium - Adjustable
Accuracy
1.0%
Connection Size
3/8'' BSP, 1/2'' BSP, 1/2'' NPT, 1/2'' BSPT, 1/4'' BSP, 1/4'' BSPT, 1/4'' NPT, 3/8'' BSPT, 3/8'' NPT
Connection Orientation
Lower Back Entry

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Applications

OEM Machinery Panels

Back entry layout suits machine-mounted panels where rear connections keep pipework contained behind the gauge face.

Hydraulic Power Units

Glycerine filling helps provide stable indication on hydraulic equipment where vibration or pressure fluctuation may be present.

Pump and Compressor Skids

The 100mm dial is practical for local pressure checks on skid-mounted equipment where operators need readable indication during routine inspection.

Industrial Maintenance Replacements

This gauge can be specified for replacement duties where a 100mm back entry format, 304 stainless steel case and brass wetted parts match the existing installation.

Features

Dial

The 100mm dial provides a clear viewing area for local pressure indication on machinery, panels and plant pipework. Its size suits installations where readability from a short working distance matters.

Configuration

The back entry connection is suited to rear-mounted pipework and instrument panels. This configuration helps keep the gauge face aligned with the operator’s viewing position.

Construction

A 304 stainless steel case gives external protection in industrial environments, while brass wetted parts provide the process contact material. Media compatibility should be checked against brass before selection.

Accuracy

The specified accuracy is 1%, giving buyers a defined value to compare against site instrumentation requirements. It is suitable where this accuracy level matches the intended monitoring duty.

FAQs

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