Instrumentation Codes

CODES AND STANDARDS FOR CONTROL AND

INSTRUMENTATION (Part-1)

Temperature Measurements

1. Instrument and apparatus for temperature measurement - ASME PTC 19.3

(1974).

2. Temperature measurement - Thermocouples ANSI MC 96.1 - 1982.

3. Temperature measuremnet by electrical Resistance thermometers - IS:2806.

4. Thermometer - element - Platinum resistance - IS:2848.

Pressure Measurements

1. a) Instruments and apparatus for pressure measurement - ASME PTC

19.2 (1964).

b) Electonic transmitters BS:6447.

2. Bourdon tube pressure and vacuum gauges - IS:3624 - 1966.

3. Process operated switch devices (Pr. Switch) BS-6134.

Flow Measurements

Instruments and apparatus for flow measurements - ASME PTC 19.5 (1972) Interim

supplement, Part-II.

Measurement of fluid flow in closed conduits - BS-1042.

Electronic Measuring Instrument & Control Hardware/ Software

1. Automatic null balancing electrical measuring instruments - ANSI C 39.4

(Rev. 1973): IS:9319.

2. Safety requirements for electrical and electronic measuring and controling

instrument - ANSI C 39.5 - 1974.

3. Compatability of analog signals for electronic industrial process instruments -

ISA - S 50.1 (1982) ANSI MC 12.1 - 1975.

4. Dynamic response testing of process control instrumentation ISA - S 26 (1968)