# Checklist for Loop check

**URL:** <https://forumautomation.com/t/checklist-for-loop-check/6319>\
**Category:** Field Instrumentation\
**Created:** [April 30, 2019, 2:58pm UTC](https://forumautomation.com/t/checklist-for-loop-check/6319 "2019-04-30T14:58:50Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![sivaranjith](https://forumautomation.com/letter_avatar_proxy/v4/letter/s/ba9def/32.png) [@sivaranjith](https://forumautomation.com/u/sivaranjith)\
**Post date:** [April 30, 2019, 2:58pm UTC](https://forumautomation.com/t/checklist-for-loop-check/6319/1 "2019-04-30T14:58:50Z")

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The [**Loop check**](https://forumautomation.com/t/what-is-loop-checking-importance-of-loop-checking/2346) is a control loop operational check. Intended to determine the loop/field interface / [**HMI**](https://automationforum.co/what-is-hmi-human-machine-interface/) deficiencies.

The loop check is the process carried out at the final stage of commissioning. Each loop is checked from the reference of the P&ID and Hook-up drawings. In each checklist, it should be mentioned, the [**P&ID**](https://automationforum.co/p-id-common-symbols-how-to-read-a-pid/) no. [**Hoop-up drawing**](https://forumautomation.com/t/instrument-hook-up-drawing-basics/3678) no.

# Download checklist for Loop checking:

The checklist here helps in checking all type of electronic loop in the process industry. Installations will be checked from the electrical supply to the instrument head. To achieve this Visual inspection, Continuity check, Insulation check, Earth resistance check, Polarity check etc.,

 ![Loop%20check%20checklist](https://cdn.forumautomation.com/original/2X/e/e76edce5a3b7aa555af42f16e6b19758da244738.png)

> ### Download Checklist: [loop checking checklist.docx](https://cdn.forumautomation.com/original/2X/f/fb2b9837aae6d5bd5a25025b2c3a647ee5cc1247.docx) (40.3 KB)