- Power output: 5V DC (customized)
- RF power: ≤500mW (customized 500mW to 1W)
- RF effective rate: 1,200/2,400/4,800/9,600/19,200bps
- Interface baud rate: 1,200/2,400/4,800/9,600/19200bps optional
- Frequency band: 433MHz, 450MHz,470MHz, 868MHz, 915MHz or ISM others
- Interface: standard RS-232/RS-485/TTL
- Communication mode: half-duplex
- Offering a transparent data interface, it is suitable for any standard or non-standard user protocols
- Channel: 8 (default), 16/32 (customized)
- Receive current: less than 28mA (TTL connect)
- Receive sensitivity: -123dBm at 1,200bps, -118dBm at 9,600bps
- Transmitting current: less than 400mA
- Sleep current: less than 20uA
- RF line-of-sight range: more than 2km (BER = 10 to 5 at 9,600bps), >3km (BER = 10 to 5 at 1,200bps)
- Size: 53 x 38 x 10mm (without antenna port)
Pin Definition:
|
Pin No.
|
Signal Name
|
Function
|
Level
|
Connection with terminal
|
Remarks
|
|
1
|
GND
|
Grounding of power supply
|
|
Ground
|
|
|
2
|
Vcc
|
Power supply DC
|
5V
|
|
|
|
3
|
RxD/TTL
|
Data receiving (TTL Level)
|
TTL
|
TxD
|
|
|
4
|
TxD/TTL
|
Data transmitting (TTL Level)
|
TTL
|
RxD
|
|
|
5
|
SGND
|
Signal
|
|
|
|
|
6
|
A (TXD)
|
A of RS-485 (TxD of RS-232)
|
|
A(RxD)
|
|
|
7
|
B (RXD)
|
B of RS-485 (RxD of RS-232)
|
|
B(TxD)
|
|
|
8
|
SLEEP
|
Sleep control
|
TTL
|
Sleep signal
|
Low level valid
|
|
9
|
TEST
|
Factory testing
|
TTL
|
|
|