Product Features #
- ESP32-WROOM32 Module
- LTE Connection
- Built-in 0.96 OLED Display
- microSD Card Support
- DS3231 RTC with Battery Backup
- Ethernet via W5500
- Built-in Button on the front panel
- Digital Inputs
- Analog Inputs
- DIN-Rail mount
Cellular Communication LTE1
- Module – QUECTEL EC25
- Brand Name – QUECTEL
- FCC ID 2AQ9M-SIM7500
- TAC – 86675804
Cellular Communication LTE2
- Module – SIM7500
- Brand Name – SIMCom
- FCC ID 2AQ9M-SIM7500
- TAC – 86147503
Expansions Supported
- Analog Input
- Digital Input
Main #
Range of Product | NORVI GSM |
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 Compability (EMC) Annex III, Part B, Module C |
Rated supply voltage | 24V DC |
Communication | WiFI / Bluetooth LTE / EDGE – Quectel EC25 LTE2 / EDGE – SIMCOM SIM7500 RS 485 |
Inputs and Outputs | 4 x Digital Inputs 4 x Analog Inputs with 4-20mA |
Displays and Visual Indicators | 0.96 OLED Display and Indicators |
Complementary #
Product Unified Code | NORVI GSM-AE08-I-L |
Product Part Numbers | NORVI GSM-AE08-I-L |
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 | 4kV on contact 8kV 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 |
Indicator Layout #
Peripherals #
microSD Card support #
Card Type | microSD |
Interface | SPI |
SD CARD CS | GPIO15 |
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 |
Built-in Buttons #
Button 1 Pin | GPIO36 Analog Input Level 1 |
Button 2 Pin | GPIO36 Analog Input Level 2 |
Button 3 Pin | GPIO36 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 | 4 |
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 1 – GPIO34 Digital Input 2 – GPIO35 Digital Input 3 – GPIO14 Digital Input 4 – GPIO13 Digital Input 5 – GPIO4 |
Analog Inputs #
Number of Analog Inputs | 4 |
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 |
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 |
Communication Channels #
RS-485 Communication #
Communication Mode | HALF-DUPLEX |
Transceiver | MAX485 |
Unit Load | 1/4 |
Flow Control / Direction Control Pin | GPIO22 |
TX Pin | GPIO26 |
RX Pin | GPIO25 |
Terminal Arrangement |
Ethernet SPI – W5500 #
Transceiver | W5500 |
Speed | 10BaseT/100BaseTX |
Supports auto-negotiation | Yes |
TX/RX Buffer Size | Internal 32 Kbytes Memory |
Supported Hardwired TCP/IP Protocols | TCP, UDP, ICMP, IPv4, ARP, IGMP, and PPPoE |
Number of Simultaneous independent sockets | 8 |
SCSn | GPIO5 |
MISO | GPIO19 |
MOSI | GPIO23 |
SCLK | GPIO18 |
RSTn | GPIO22 |
INTn | GPIO2 |
LTE Communication #
Model of GSM Modem | QUECTEL EC25 |
FCC ID | XMR202008EC25AFXD |
TAC | 86675804 |
RXD | GPIO32 |
TXD | GPIO33 |
RESET | GPIO21 |
Model of GSM Modem | SIM7500 |
FCC ID | 2AQ9M-SIM7500 |
TAC | 86147503 |
RXD | GPIO33 |
TXD | GPIO32 |
RESET | GPIO21 |
GPIO Map #
GPIO | Description | Usage |
0 | outputs PWM signal at boot | NRST |
1 | TX0 | |
2 | ||
3 | RX0 | |
4 | input only | Digital Input 5 |
5 | SCSN | |
12 | boot fail if pulled high | |
13 | input only | Digital Input 4 |
14 | input only | Digital Input 3 |
15 | SD CARD CS | |
16 | SDA | |
17 | SCL | |
18 | SCLK | |
19 | MISO | |
20 | ||
21 | LTE RESET | |
22 | RS485-Flow Control | |
23 | MOSI | |
24 | ||
25 | RS485-RX | |
26 | RS485-TX | |
32 | LTE TX | |
33 | LTE RX | |
34 | input only | Digital Input 1 |
35 | input only | Digital Input 2 |
36 | Buttons |
Expansion Port #
PIN | ESP32 Connection |
1 | NOT CONNECTED |
2 | NOT CONNECTED |
3 | 5V |
4 | NOT CONNECTED |
5 | BOOT GPIO0 |
6 | NOT CONNECTED |
7 | 3.3V |
8 | SCL2 GPIO17 |
9 | GND |
10 | SDA2 GPIO16 |