---
title: "NORVI EX-I4 – TEST PROGRAM"
description: "## Introduction This guide is intended to test the features and basic operation of the device, the NORVI EX-I4 (digital input model). [NORVI EX-I4 Test program](https://github.com/IndustrialArduino/NORVI-EX-I4)"
url: "https://norvi.io/docs/norvi-ex-i4-test-program/"
updated: "2026-03-20"
category: "OTHER PRODUCTS / NORVI DIGITAL INPUT EXPANSION / NORVI EX-I4"
---

# NORVI EX-I4 – TEST PROGRAM

## Introduction

This guide is intended to test the features and basic operation of the device, the NORVI EX-I4 (digital input model).

[NORVI EX-I4 Test program](https://github.com/IndustrialArduino/NORVI-EX-I4)