---
title: "NORVI IIOT-AE03 – DATASHEET"
description: "## **Product Features** ![](https://norvi.io/wp-content/uploads/2024/09/NORVI-IIOT-AE03-_Summary-Image-1-1024x856-1.jpg) - ESP32-WROOM32 Module  - Built-in Button on the front panel  - Digital Inputs  - Analog Input - DIN-Rail mounts - Supports Expansion ports **Expansions Supported ** - Digital Input - Analog Input ## **Main ** | Range of…"
url: "https://norvi.io/docs/norvi-iiot-ae03-datasheet/"
updated: "2026-07-14"
category: "NORVI IIOT / NORVI IIOT-AE03"
---

# NORVI IIOT-AE03 – DATASHEET

## **Product Features**

![](https://norvi.io/wp-content/uploads/2024/09/NORVI-IIOT-AE03-_Summary-Image-1-1024x856-1.jpg)

- ESP32-WROOM32 Module 
- Built-in Button on the front panel 
- Digital Inputs 
- Analog Input
- DIN-Rail mounts
- Supports Expansion ports

**Expansions Supported **

- Digital Input
- Analog Input

## **Main **

| Range of Product | NORVI IIOT |
| --- | --- |
| Product type | Programmable Controller |
| Certifications | EN 61131-2:2007   EN 61010-1:2010+A1:2019   EN IEC 61010-2-201:2018   2014/30/EU- Electromagnetic Compatibility (EMC)   Annex III, Part B, Module C  |
| Rated supply voltage | 24V DC |
| Communication | WiFi 2.5GHz / Bluetooth   |
| Inputs and Outputs | 8 x Digital Inputs    1 x Analog Inputs with 0–10V |
| Displays and Visual Indicators | LED |

## **Complementary**

| Product Unified Code  |   NORVI IIOT-AE03 |
| --- | --- |
| Product Part Numbers  |   NORVI IIOT-AE03 |

## **Mechanical Properties **

| Enclosure  |   NORVI 204  |
| --- | --- |
| Mounting / Installation Method |   DIN RAIL / MOUNTING TABS |
| Terminal Type  |   SCREW TERMINAL |
| Terminal Arrangement  |   Top and Bottom |
| Length  |   90.50 mm |
| Height  |   56.60 mm |
| Width  |   60.60 mm |

![](https://norvi.io/wp-content/uploads/2024/09/unnamed-74.png)

## **Environment **

| IP degree of protection  | IP20 |
| --- | --- |
| Operating altitude  | 0–2000 meters |
| Operating Temperature  | - -10... +85° C (14...185 °F) |
| Storage altitude  | 0–3000 meters |
| Shock resistance  | 15 gn for 11ms |
| Resistance to electrostatic discharge  | 4 kV on contact   8 kV on air |
| Resistance to electromagnetic fields  | 10 V/m (80 MHz ...... 1GHz)   3 V/m (1.4 MHz ...... 2 GHz)   1 V/m (2 MHz ...... 3 GHz) |

## **Electrical Characteristics **

#### ***Grid Powered Devices ***

| Rated Supply Voltage (V) |   24V DC  |
| --- | --- |
| Current Consumption (mA) |   400mA |
| Recommended Power Source |   1A, 24V DC |

## **Processing**

| SOC / MCU |   ESP32-WROOM32 |
| --- | --- |
| Flash Memory |   4MB |
| ROM |   448 KB |
| SRAM |   520 KB |
| PSRAM |   NOT AVAILABLE |

## **Peripherals **

#### **Built-in Buttons **

| Button 1 Pin |   GPIO32 Analog Input Level 1 |
| --- | --- |
| Button 2 Pin |   GPIO32 Analog Input Level 2 |
| Button 3 Pin |   GPIO32 Analog Input Level 3 |

## **INPUTS and OUTPUTS **

#### **Digital Inputs**

| Number of Digital Inputs | 8 |
| --- | --- |
| Digital Input Polarity | Sink and Source |
| Digital Input Maximum Voltage | 32V DC  |
| Digital Input Minimum Voltage | 18V DC  |
| Maximum Switching Frequency | 1 kHZ |
| Terminal Arrangement | Digital Input 0 - GPIO18   Digital Input 1 - GPIO39   Digital Input 2 - GPIO34   Digital Input 3 - GPIO35   Digital Input 4 - GPIO19   Digital Input 5 - GPIO21   Digital Input 6 - GPIO22   Digital Input 7 - GPIO23 ![](https://norvi.io/wp-content/uploads/2024/09/unnamed-1-22.png) |

#### **Analog Inputs **

| Number of Analog Inputs | 1 |
| --- | --- |
| Analog Input Measurement Range | 0 - 10V |
| Analog to Digital Converter (ADC) | built-in ADC |
| Terminal Arrangement | A0: Analog Input 0 - GPIO33 ![](https://norvi.io/wp-content/uploads/2024/09/unnamed-2-9.png) |

## **GPIO Map **

| **GPIO** | **  Description** | **Usage** |
| --- | --- | --- |
| 0 | outputs PWM signal at boot | NRST |
| 1 | debug output at boot |   |
| 2 | connected to on-board LED |  |
| 3 | HIGH at boot | RX |
| 4 |   |   |
| 5 | outputs PWM signal at boot | TX |
| 6 | connected to the integrated SPI flash |  |
| 7 | connected to the integrated SPI flash |  |
| 8 | connected to the integrated SPI flash |  |
| 9 | connected to the integrated SPI flash |  |
| 10 | connected to the integrated SPI flash |  |
| 11 | connected to the integrated SPI flash |  |
| 12 | input only  |  |
| 13 | input only  |  |
| 14 | Outputs PWM signal at boot |  |
| 15 | Outputs PWM signal at boot |  |
| 16 | SDA |  |
| 17 | SCL |  |
| 18 | SCLK |   Digital Input 0 |
| 19 | MISO |   Digital Input 4 |
| 20 |  |  |
| 21 | input only |   Digital Input 5 |
| 22 | input only  |   Digital Input 6 |
| 23 | MOSI |   Digital Input 7 |
| 24 |  |  |
| 25 | Expansion Port  |   Pin 1 |
| 26 |  |  |
| 27 |  |  |
| 28 |  |  |
| 29 |  |  |
| 30 |  |  |
| 31 |  |  |
| 32 |   Analog Input |   Buttons |
| 33 |  |   Analog Input 0  |
| 34 |   input only |   Digital Input 2 |
| 35 |   input only |   Digital Input 3 |
| 36 |   input only |  |
| 37 |  |  |
| 38 |  |  |
| 39 |   input only |   Digital Input 1 |

## **Expansion Port **

![](https://norvi.io/wp-content/uploads/2024/09/unnamed-3-8.png)

| **PIN ** | **  ESP32 Connection** |
| --- | --- |
| 1  |   IO25 |
| 2  |   TXD0 |
| 3  |   NOT CONNECTED |
| 4  |   RXD0 |
| 5  |   BOOT IO0 |
| 6  |   IO32 |
| 7  |   NOT CONNECTED |
| 8  |   SCL - GPIO17 |
| 9 |   GROUND  |
| 10 |   SDA - GPIO16  |

#### Need help specifying the IIOT-AE03?

Talk to a NORVI engineer about relay/transistor mix or a custom variant for your panel.

   [Talk to an Engineer](https://norvi.io/contact-us/) [Email support@norvi.io](mailto:support@norvi.io)    Used in these applications  [IIOT documentation & wiring guides](https://norvi.io/docs-category/norvi-iiot-docs/) [Case studies](https://norvi.io/docs-category/case-studies/) [NORVI IIOT product overview](https://norvi.io/industrial-esp32-iiot-controller/)