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NORVI IIOT-AE04-V

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RELAY OUTPUT EXPANSIONS

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ANALOG INPUT EXPANSIONS

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  • NORVI IIOT-AE04-V
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Datasheet

Product Features  #

  • ESP32-WROOM32 Module 
  • Built-in 0.96 OLED Display 
  • Built-in Button on 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
CertificationsEN 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 Outputs6 x Digital Inputs   
6 x Analog Inputs with 0–10V
2 x Transistor Outputs 
Displays and Visual Indicators  0.96 OLED Display and Indicators

Product Identification  #

Product Unified Code   NORVI IIOT-AE04-V
Product Part Numbers   NORVI IIOT-AE04-V

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

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  #

MicroSD Card support #

Card Type   microSD
Interface   SPI
SD CARD CS   GPIO5
MISO  GPIO19
MOSI  GPIO23
SCLK   GPIO18
SD Detect   NOT CONNECTED

Internal RTC #

RTC Chip   DS3231
Backup Battery Type   CR2032
Interface  I2C
I2C Address  0x68
SCL Pin   GPIO17
SDA Pin   GPIO16
RESET Pin   GPIO21

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  6
Digital Input Polarity  Sink and Source
Digital Input Maximum Voltage  32V DC 
Digital Input Minimum Voltage  18V DC 
Maximum Switching Frequency  1 kHZ
Terminal ArrangementDigital Input 1 – GPIO39  
Digital Input 2 – GPIO34  
Digital Input 3 – GPIO35  
Digital Input 5 – GPIO21 
Digital Input 6 – GPIO22
Digital Input 6 – GPIO15

Analog Inputs  #

Number of Analog Inputs  6
Analog Input Measurement Range  0 – 10V
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 ArrangementA0 : 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

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 ArrangementT0.0 – GPIO26  
T0.1 – GPIO27

Communication Channels  #

RS-485 Communication #

Communication Mode  HALF-DUPLEX
Transceiver  MAX485
Unit Load   1/4
Flow Control / Direction Control Pin  GPIO4
TX Pin  GPIO5
RX Pin  GPIO3
Terminal Arrangement

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  RS-485  Flow Control
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
12input only 
13input only 
14  outputs PWM signal at boot
15  outputs PWM signal at bootDigital Input 7
16  SDA  I2C
17  SCL  I2C
18SCLK
19MISO
20
21input only  Digital Input 5
22input only Digital Input 6
23MOSI
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  #


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 
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Updated on September 13, 2023

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Table of Contents
  • Product Features 
  • Main 
  • Product Identification 
  • Mechanical Properties 
  • Environment 
  • Electrical Characteristics 
    • Grid Powered Devices 
  • Processing
  • Peripherals 
    • MicroSD Card support
    • Internal RTC
    • Built-in Buttons
    • OLED Display 
  • INPUTS and OUTPUTS 
    • Digital Inputs 
    • Analog Inputs 
    • Transistor Outputs
  • Communication Channels 
    • RS-485 Communication
  • GPIO Map
  • Expansion Port 
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Green Cliff 2, Midigama East
Weligama, Sri Lanka, 81700

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