Data Sheet
RF power: ≤5W
Power supply: DC 12V (±10%)
Modulation mode: GFSK/FSK
Working frequency: 400MHz/420MHz/450MHz/470MHz
Interface data rate: 1,200/2,400/4,800/9,600/19,200bps selectable
Transmitting current: 1.5A
Sleep current: 1mA
Receive current: 30mA (TTL connect)
Receive sensitivity: -123dBm (1,200bps); -118dBm (9,600bps)
Interface data format: 8E1/8N1/8O1
Working temperature: -40℃~+80℃( industrial)
RF line-of-sight range: 8km (BER=10-5@9,600bps)
10km (BER=10-5@1200bps
Size: 85 x 58 x 16mm (without antenna port)
PIN Definition (9pin)
|
Pin No.
|
Signal Name
|
Function
|
Level
|
Connection with terminal
|
Remarks
|
|
1
|
GND
|
Grounding of power supply
|
|
Ground
|
|
|
2
|
A(TxD)
|
RS-485 A or TxD of RS-232
|
|
|
|
|
3
|
B(RXD)
|
RS-485 B or RXD of RS-232
|
|
|
|
|
4
|
NC
|
|
|
|
|
|
5
|
SGND
|
Signal
|
|
|
|
|
6
|
RXD/TTL
|
Data receiving
|
|
TTL Level
|
|
|
7
|
TXD/TTL
|
Data transmitting
|
|
TTL Level
|
|
|
8
|
SLEEP
|
Sleep control
|
TTL
|
Sleep signal
|
Low level valid
|
|
9
|
TEST
|
Factory testing
|
TTL
|
|
|