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External 3G Module Remote SMS Configuration High Speed Data Transfers

Minimum Order Quantity : 100 Price : Negotiable
Packaging Details : Carton Packaging Delivery Time : 30 days
Payment Terms : T/T Supply Ability : 2000 per day (based on the number of the order)
Place of Origin: Changsha, Hunan Brand Name: Willfar Information Techonology Co., Ltd.
Certification: CE Model Number: WHCt09-2

Detail Information

Color: Grey Material: PVC
Nominal Voltage: 12V DC Brand: Willfar Information
Maximum Current: 800mA Voltage Range: 5V DC~32V DC
Operating Temperature: -25 °C ~ + 75 °C Relative Humidity: ≤95%, Non-condensing
High Light:

4g module

,

gprs module

Product Description

External 3G Communication Module for Smart Meter Celluar Data Collection System
 
Company Profile
Willfar Information Technology Co., Ltd.
- Established in 2004;
- Listed on the STAR Market of the Shanghai Stock Exchange in December 2019;
- Leading supplier of meter reading (AMI) equipment and operation service;
- The first company to develop "One DCU Reading Multi-meter" solution in China;
- The first company to have large-scale application of technologies and systems like "CPU smart-card Charge and Control", "One DCU Reading Multi-meter", LoRa-based RF Communication and "District Metering Area (DMA)”
 
Introduction
 
- The external 3G Cellular module is GSM-based wireless packet switched technology used to provide end-to-end wide area wireless IP connections, which can transfers data to users in “Packet” mode at a high-speed. The Cellular module has prominent advantages in many aspects such as the transfer rate, wireless resource management and billing.
External 3G Module  Remote SMS Configuration High Speed   Data Transfers 0
 
Technical Parameters
 3G Module

ItemParameter
Nominal Voltage12V DC
Voltage Range5V DC~32V DC
Idle Current13mA@5V
Communication Current210mA@5V
Maximum Current800mA
Sensitivity<-108.5dBm
SIM Interface1.8V/3V
Electrostatic Discharge IEC61000-4-2Air discharge, 15kV, 10 cycles
Operating Temperature-25 °C ~ + 75 °C
Relative Humidity≤95%, non-condensing

 
RS232 Interface
Various interfaces in 3G Module to connect Meter and Antenna
External 3G Module  Remote SMS Configuration High Speed   Data Transfers 1        
 
RS-232(male) port pin assignment

PIN 
1V232
2TXD (out)
3RxD (in)
4NC
5GND
6NC
7NC
8NC

 

 
 
 
 
 
 
 
 
     

Pin No.Signal NamePin TypeDescription
1NC No connection
2
3
4METER RXDSignal (meter input) RS232 TXDData from MCU to Meter
5METER RXDSignal (meter input) RS232 TXDData from Meter to MCU
6NC No connection
7GNDGND PowerDC Ground
8NC No connection
9NC No connection
10NC No connection

 
 
Certificate
 
CE
 
Features
 

1. GSM/GPRS (850/900/1800/1900 MHz)/WCDMA(2100MHz)
2. Over the Air Update

3. Supports TCP/UDP/FTP/DNS protocol

4. Remote SMS configuration

5. Control Via AT Commands

6. Supports USB2.0 slave mode

7. Update Via USB Port

8. Data transfer
       • HSPA+

- Max. 14.4Mbps(DL), Max.5.76Mbps(UL)

• WCDMA

- Max.384Kbps(DL), Max.384Kbps(UL)

• EDGE Class:

- Max. 236.8Kbps(DL),Max. 236.8Kbps(UL)

• GPRS

- Max. 85.6Kbps(DL), Max. 85.6Kbps(UL)
 
Reading Instruction
External 3G Module  Remote SMS Configuration High Speed   Data Transfers 2

1. Date cable socket to connect meter

2. Power supply socket

3. Antenna pedestal with SMA type

4. Network LED with red always blink

5. SIM card pedestal for installing SIM card
 
Function
External 3G Module  Remote SMS Configuration High Speed   Data Transfers 3
An External 3G Module is composed of several elements, including:
 
1. CPU is a dual frequency for GSM/GPRS and UMTS chip
2. Watch Dog chip to control power supply
3. Antenna pedestal with SMA type
4. SIM card pedestal for installing SIM card
5. LED display to indicate network status
6. DC/DC power supply to adjust voltage for GPRS CPU
 
Situation
 
For smart meter required communication function. Pluggable.
 
Dimension
External 3G Module  Remote SMS Configuration High Speed   Data Transfers 4

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