Model No. | VM-5GD |
| |
Electrical parameters | |
Working Voltage | DC 3.5V – 5 V |
PCB size | Overall PCB size:120*120MM |
Standby current | <100mA (EN pin high level) |
Sleeping current | <100uA (EN pin low level) |
Operation current | 600mA @ 3.5V (30 dBm Output,25°C). |
Operating time | <100Ms. |
Operation temp. | - 20 °C - + 70 °C |
Storage temp. | - 20 °C - + 85 °C |
Working humidity | < 95% ( + 25 °C) |
Protocol | EPC global UHF Class 1 Gen 2 / ISO 18000-6C |
Frequency | 840-960MHZ |
Working area support | US, Canada and other regions following U.S. FCC Europe and other regions following ETSI EN 302 208 Mainland China; Japan; Korea; Malaysia; Taiwan |
Output power | 18-30 dBm |
Read/write range | Read: 500-700cm; write: 200-300cm(adjusted) |
Output power accuracy | +/- 1dB |
Output power flatness | +/- 0.2dB |
Receive sensitivity | < -70dBm |
Store tag peak speed | > 50pcs/sec |
Tags storage capacity | 200pcs tags @ 96 bit EPC |
Tags RSSI | support |
Communication interface | TTL Uart interface |
Communication baud rate | 115200 bps(default and recommend) 38400bps |
Heat-dissipating method | Air cooling(no need for out install cooling fin) |
PIN | definition | Statement |
1 | GND | Ground |
2 | EN | High Level Enable Module |
3 | RXD |
|
4 | TXD | |
5 | VCC | Power DC 3.3V-5V |