# Instrumentation Interview Question : Indicative range of pressure measuring Instruments?

**URL:** <https://forumautomation.com/t/instrumentation-interview-question-indicative-range-of-pressure-measuring-instruments/437>\
**Category:** Instrumentation\
**Created:** [May 31, 2015, 8:57am UTC](https://forumautomation.com/t/instrumentation-interview-question-indicative-range-of-pressure-measuring-instruments/437 "2015-05-31T08:57:12Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![denizen](https://forumautomation.com/letter_avatar_proxy/v4/letter/d/848f3c/32.png) [@denizen](https://forumautomation.com/u/denizen)\
**Post date:** [May 31, 2015, 8:57am UTC](https://forumautomation.com/t/instrumentation-interview-question-indicative-range-of-pressure-measuring-instruments/437/1 "2015-05-31T08:57:13Z")

</div>

1. Below 1 mm of Hg

- Manometer and low pressure gauges

1. Between 1 mm of Hg to 1000 atm

- Bordon tube  
-Diaphragm gages -Bellows

3)High Vaccum

-McLeod Gage -Thermal Conductivity gage -Ionization gage

4)High pressure (1000 atm and above)

-Electrical resistance type