Ashford Instrumentation Ltd - Technical Information

Technical Info

We are often asked by our customers for advice or suggestions on how to identify certain types of instrument, or what type of instrumentation should be used on a particular application. Whilst it is difficult to answer all questions here, below we have included some basic information convering some of the questions we are commonly asked.

Installation & Maintenance of Pressure Gauges

The following is a guide for the installation and maintenance of pressure gauges.

Installation & Maintenance of Mechanical Thermometers

The following is a guide for the installation and maintenance of mecanical thermometers.

Installation & Maintenance Guide For Pressure Transmitters

The following is a guide for the installation and maintenance of fixed range pressure transmitters

Safety Pattern Gauge Selection

Definition based on The European Standard Fpr Pressure Gauges EN-837 as to when and what type of safety pattern gauge should be used on a particular application.

Thread Identification

Guidance notes on how to easily identify different gauge threads.

CE Marking On Pressure Gauges

CE Marking On Pressure Gauge / Pressure Equipment Directive

NACE MR0175

Pressure Gauge According To NACE MR0175 Requirements

Gas Regulator Pressure Gauges

Exchange or Replacement Pressure Gauges For Gas Pressure Regulators

WRAS Approval

Requirements of the Water Supply (Water Fittings) Regulations 1999

Unified Numbering System (UNS)

Definition of the "Unified Numbering System" (UNS) for Metals and Alloys