Product Features #
- ESP32-WROOM32 Module
- LTE Connections
- Load Cell Input
Cellular Communication LTE1
- Module – SIM7000
- Brand Name – SIMCom
- FCC ID – 2AJYU-SIM7000
- TAC – 86615402
Cellular Communication LTE2
- Module – SIM7500
- Brand Name – SIMCom
- FCC ID – 2AQ9M-SIM7500
- TAC – 86147503
Main #
Range of Product | NORVI EC M11 |
Product Type | Programmable Node |
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 / Bluetooth LTE1 / EDGE – SIMCOM SIM7000 LTE2 / EDGE – SIMCOM SIM7500 RS 485 |
Inputs and Outputs | 1 x Load Cell Input |
Displays and Visual Indicators | Green and Red LED |
Complementary #
Product Unified Code | NORVI EC-M11-EG-C3-LTE |
Product Part Numbers | NORVI EC-M11-EG-C3-LTE |
Mechanical Properties #
Enclosure | WP8-10-4G |
Mounting / Installation Method | Wall mount Electrical Pole mount – accessory required |
Terminal Type | 8-position Molding Cable / AWG24 / Length 2 meters |
Terminal Arrangement | Color-Coded Tinned Wires |
Depth | 35 mm |
Height | 100 mm |
Width | 75 mm |
Environment #
IP degree of protection | IP20 |
Operating altitude | 0 – 2000 meters |
Operating Temperature | – –10 … +85° C |
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 | 1W 24V DC |
Processing #
SOC / MCU | ESP32-WROOM32 |
Flash Memory | 4MB |
ROM | 448 KB |
SRAM | 520 KB |
PSRAM | NOT AVAILABLE |
INPUTS and OUTPUTS #
Load Cell Input #
Number of Load Cell Inputs | 1 |
Module Type | HX711 |
PD SCK | GPIO32 |
DOUT | GPIO33 |
8-pin Connector and wire harness #
Pin Description #
8P Male | Wire colour | I/O Configuration |
1 | White | A+ |
2 | Brown | A- |
3 | Green | B+ |
4 | Yellow | B- |
5 | Gray | RS-485A |
6 | Pink | RS-485B |
7 | Blue | Power+ |
8 | Red | Power- |
Communication Channels #
RS-485 Communication #
Communication Mode | HALF-DUPLEX |
Transceiver | MAX485 |
Unit Load | 1/4 |
Flow Control / Direction Control Pin | GPIO13 |
TX Pin | GPIO2 |
RX Pin | GPIO4 |
LTE1 Communication #
Model of LTE Modem | SIM7000-E |
FCC ID | 2AJYU-SIM7000 |
TAC | 86615402 |
RXD | GPIO25 |
TXD | GPIO26 |
RESET | GPIO32 |
POWER | GPIO22 |
LTE2 Communication #
Model of LTE Modem | SIM7500 |
FCC ID | 2AQ9M-SIM7500 |
TAC | 86147503 |
RXD | GPIO25 |
TXD | GPIO26 |
RESET | GPIO17 |
POWER | GPIO22 |
GPIO Map #
GPIO | Description | Usage |
0 | outputs PWM signal at boot | NRST |
1 | USB to UART | TX0 |
2 | RS-485 | TX1 |
3 | USB to UART | RX0 |
4 | RS-485 | RX3 |
5 | outputs PWM signal at boot | |
12 | boot fails if pulled high | |
13 | RS-485 | Flow Control |
14 | outputs PWM signal at boot | |
15 | outputs PWM signal at boot | |
16 | ||
17 | LTE Modem | RESET |
22 | LTE Modem | Power |
23 | ||
25 | LTE Modem | RX |
26 | LTE Modem | TX |
32 | Load Cell Input | PD SCK |
33 | Load Cell Input | DOUT |
35 |