Key Feature
925MHz
UHF Band Wireles s Data Trans ceiver
RF Output Power up to 500mW
S ens itivity up to -126dBm
(2Kbps )
US B, RS 232,RS 485,TTL Interface
Trans ceiver Data Rate 1.6Kbps ~128Kbps
Application
Wireles s Network
Multi-Channel Home Automation Standard
Wireles s RS 232
Active RFID Bas e Station Trans ceiver
Characteristic
*Note: The series of RD232-H require 5V power supply to avoid burning out the product.
Parameter
Min
Type
Max
Unit
Condition
Operating Condition
Operating Temperature Range
-10
+70
℃
Operating S upply Voltage
4.5
5
5.5
V
Current Consumption
RX Mode (TTL 3V)
34
40
mA
TX Mode (TTL 3V)
600
mA
Peak
RX Mode (RS 485)
34
40
mA
TX Mode (RS 485)
600
mA
Peak
RX Mode (RS 232)
34
40
mA
TX Mode (RS 232)
600
mA
Peak
RX Mode (US B)
34
40
mA
TX Mode (US B)
600
mA
Peak
RF Characteristic
Frequency Range
922
925
928
MHz
Data Rate
1.6
128
Kbps
GFS K
TX Output Power
27
27.5
dBm
RX S ens itivity
-126
-125
dBm
Modulation
GFS K
Other
ES D
2000
V
Interface Data Rate
1.2
115.2
Kbps
http://www.wenshing.com.tw; http://www.rf.net.tw
RD232-H Instruction Manual P.4
WENSHING
Confidential
Do
Not
Distribution
