---
title: "NORVI IIOT-AE02-I – DATASHEET"
description: "## **Product Features ** ![](https://norvi.lk/wp-content/uploads/2024/03/NORVI-IIOT-AE02-I_Summary-Image-1024x856.jpg) - ESP32-WROOM32 Module  - Built-in 0.96 OLED Display  - Built-in Button on the front panel  - Digital Inputs  - Analog Input - Transistor Outputs  - DIN-Rail mounts - Supports Expansion ports **Expansions Supported** - Digital Input…"
url: "https://norvi.io/docs/norvi-iiot-ae02-i-datasheet/"
updated: "2026-07-14"
category: "NORVI IIOT / NORVI IIOT-AE02-I"
---

# NORVI IIOT-AE02-I – DATASHEET

## **Product Features **

![](https://norvi.lk/wp-content/uploads/2024/03/NORVI-IIOT-AE02-I_Summary-Image-1024x856.jpg)

- ESP32-WROOM32 Module 
- Built-in 0.96 OLED Display 
- Built-in Button on the front panel 
- Digital Inputs 
- Analog Input
- Transistor Outputs 
- DIN-Rail mounts
- Supports Expansion ports

**Expansions Supported**

- Digital Input
- Analog Input
- Transistor Output  

## **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   RS-485 |
| Inputs and Outputs | 8 x Digital Inputs    6 x Analog Inputs with 4–20 mA 2 x Transistor Outputs  |
| Displays and Visual Indicators | 0.96 OLED Display and Indicators |

## **Complementary **

| Product Unified Code  |   NORVI IIOT-AE02-I |
| --- | --- |
| Product Part Numbers  |   NORVI IIOT-AE02-I |

## **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://lh6.googleusercontent.com/lc_Om-4WOkPorjiFiAndgXGlPQ-or9VIVkYG8i33X2VbCU_KnHihMrHd2OIElANE8BiMe6c_8v0xKjYRRZWn3PQTLDY-J8GLSQJFQhZ898-NQUW8ZoApwCvoI99K43qs5Uk37RseZRzD2XyYykrGk_M)

## **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 |

### **OLED Display **

| Display Driver |   SSD1306 |
| --- | --- |
| Display Size |   0.96 inch |
| SCL PiN |   GPIO17 |
| SDA Pin |   GPIO16 |
| RESET Pin |   NOT CONNECTED |

## **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://lh6.googleusercontent.com/bBvdue4XHfrLMkALRqnO1FL_hDu66DUwSvJrQccFaWmhupd9aJmk8ZRQlw37KDHWUPR0CH5R7Ku_lFT4TevLUrIw-RUgaA1mgHGEI4DTTH8h2GULyazMRFJLf2CqDToUBp9LSZm2tnVi4KiFFE1DDwU) |

### **Analog Inputs **

| Number of Analog Inputs | 6 |
| --- | --- |
| Analog Input Measurement Range | 4 - 20mA |
| Analog Input Maximum Voltage | 38V DC |
| Analog to Digital Converter (ADC) | ADS1115 |
| Analog to Digital Converter (ADC) Communication | I2C |
| Analog to Digital Converter (ADC) Address | 0x48, 0x49 |
| Terminal Arrangement | A0 : Analog Input 0 - ADS1115 - 0x48 - AIN0    A1 : Analog Input 1 - ADS1115 - 0x48 - AIN1   A2 : Analog Input 2 - ADS1115 - 0x48 - AIN2   A3 : Analog Input 3 - ADS1115 - 0x48 - AIN3   A4 : Analog Input 4 - ADS1115 - 0x49 - AIN0   A5 : Analog Input 5 - ADS1115 - 0x49 - AIN1![](https://lh5.googleusercontent.com/vrYtUqfahEMGKnhrQjoh32UdN-t3tSs85pWrxT0LNYlWC1xhQdZz_xZOZWEKzjPmoyaQ7hXthbvHOYuDNin6MoMCeFUi0D747HVLnnt9G5mOywVryK3q29sDy0ahTAsnq7YC3wD5fmIQG7VpIf71ksY) |

### **Transistor Outputs**

| Number of Transistor Outputs | 2 |
| --- | --- |
| Transistor Output Type | OPEN COLLECTOR |
| Maximum Sink/Source Current (mA) | 100mA  |
| Maximum Applicable Voltage | 40V  DC  |
| Maximum Switching Frequency | 1 kHz |
| Terminal Arrangement | T0.0 - GPIO26   T0.1 - GPIO27 ![](https://lh5.googleusercontent.com/3s0885aj8N40I-WByTueQ-TszXUq9D-41cR2S1v9zGk8XgyzvKrb96xgdTpzfP8W4u9G83rK3pEVLeKljdiatouGKyRe83PD9ghTMtRkjBL5uR4VqI6htIMRkXqBkEvws5_3hK5zs4mrJAhn0ifXV7k) |

## **Communication Channels **

### **RS-485 Communication**

| Communication Mode |   HALF-DUPLEX |
| --- | --- |
| Transceiver |   MAX485 |
| Unit Load  |   1/4 |
| Flow Control / Direction Control Pin |   GPIO4 |
| TX Pin |   GPIO1 |
| RX Pin |   GPIO3 |
| Terminal Arrangement | ![](https://lh5.googleusercontent.com/W25G9Oc496p-lOtA2RmeyLTL4GvzSM1esh5mk4tiurBt2HDC84ffOk2OD64tlye4X8eFm5LH2VYiafelKs0e1oubE5yz_e3XT44PnKFjzws3P-OSIEO-h_J0ngHZw1GeOMFdihX-1AWiD3e7yjSEhv8) |

## **GPIO Map **

| **GPIO** | **  Description** | **  Usage** |
| --- | --- | --- |
| 0 |   outputs PWM signal at boot |   NRST |
| 1 | RS-485 |   TX |
| 2 |   connected to on-board LED |  |
| 3 | RS-485 |   RX |
| 4 |   RS-485 |   Flow Control |
| 5 |   outputs PWM signal at boot |  |
| 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 |   boot fail if pulled high |  |
| 13 |  |  |
| 14 |   outputs PWM signal at boot |  |
| 15 |   outputs PWM signal at boot |  |
| 16 |   SDA |   I2C |
| 17 |   SCL |   I2C |
| 18 | input only  |   Digital Input 0 |
| 19 | input only  |   Digital Input 4 |
| 20 |  |  |
| 21 | input only |   Digital Input 5 |
| 22 | input only  |   Digital Input 6 |
| 23 | input only  |   Digital Input 7 |
| 24 |  |  |
| 25 |   Expansion Port  |   Pin 1 |
| 26 |  |   Transistor output: 0.0 |
| 27 |  |   Transistor output: 0.1 |
| 28 |  |  |
| 29 |  |  |
| 30 |  |  |
| 31 |  |  |
| 32 |   Analog Input |   Buttons |
| 33 |  |    |
| 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://lh5.googleusercontent.com/yVoFRRDS8TZoTQfOAQhVfn5bMAnNoAOt8EHi8LGAdlP1rh3rq-59CSZIgQtvf_7cJWjD5FieA8A-Zjj-cKgPDa3SVyLJMZnuF6a7M_nKS7b7Xl4oyfDR2Nqy_UUGyt_mRpiDSYgFcfiTzcoJtkNmxkA)

| **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-AE02-I?

Talk to a NORVI engineer about 4-20mA input sizing or a custom variant for your project.

   [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/)