External 3G Module Remote SMS Configuration High Speed Data Transfers
| Place of Origin: | Changsha, Hunan |
|---|---|
| Brand Name: | Willfar Information Techonology Co., Ltd. |
| Certification: | CE |
| Model Number: | WHCt09-2 |
| Minimum Order Quantity : | 100 |
| Packaging Details : | Carton Packaging |
| Delivery Time : | 30 days |
| Payment Terms : | T/T |
| Supply Ability : | 2000 per day (based on the number of the order) |
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
- 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.
Technical Parameters
3G Module
| Item | Parameter |
| Nominal Voltage | 12V DC |
| Voltage Range | 5V DC~32V DC |
| Idle Current | 13mA@5V |
| Communication Current | 210mA@5V |
| Maximum Current | 800mA |
| Sensitivity | <-108.5dBm |
| SIM Interface | 1.8V/3V |
| Electrostatic Discharge IEC61000-4-2 | Air 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
RS-232(male) port pin assignment
| PIN | |
| 1 | V232 |
| 2 | TXD (out) |
| 3 | RxD (in) |
| 4 | NC |
| 5 | GND |
| 6 | NC |
| 7 | NC |
| 8 | NC |
| Pin No. | Signal Name | Pin Type | Description |
| 1 | NC | No connection | |
| 2 | |||
| 3 | |||
| 4 | METER RXD | Signal (meter input) RS232 TXD | Data from MCU to Meter |
| 5 | METER RXD | Signal (meter input) RS232 TXD | Data from Meter to MCU |
| 6 | NC | No connection | |
| 7 | GND | GND Power | DC Ground |
| 8 | NC | No connection | |
| 9 | NC | No connection | |
| 10 | NC | No connection |
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+
- WCDMA
- EDGE Class:
- GPRS
- Max. 14.4Mbps(DL), Max.5.76Mbps(UL)
- Max.384Kbps(DL), Max.384Kbps(UL)
- Max. 236.8Kbps(DL),Max. 236.8Kbps(UL)
- Max. 85.6Kbps(DL), Max. 85.6Kbps(UL)
Reading Instruction
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
