Specification - ICP DAS USA LRA-900 User Manual

1.2. Specification

RF Interface
Radio Frequency
Baud Rate
Transmission Power
Antenna
Transmission Distance
Group ID
Protocols
Temporary Buffer Size
Configuration
COM Port Interface
RS-232
RS-485
Baud Rate (bps)
Data Bit
Parity Bit
Stop Bit
Buffer
LED Indicators
Red/ Green/ Yellow
EMS Protection
ESD
EFT
Surge
Power
Required Supply Voltage
Power Consumption
Mechanical
Dimensions (W x L x H)
Installation
Environment
Operating Temperature
Storage Temperature
Relative Humidity
LRA-900 (RS-232/RS485 to LoRa Radio Modem) User Manual
Copyright © 2018 ICP DAS Co., Ltd. All Rights Reserved
864~ 871.5MHz, 915~ 922.5MHz
(channel: 32, recommend using 868 +/- 4 MHz)
10000 ~ 250 bps
15 dBm (Max.)
2 dBi Omnidirectional Antenna
up to 1500 m ( with 10,000 baud, in free field conditions )
0~255
Transparent transmit
200 bytes
Dip /Rotary switch or Utility tool
TxD, RxD and GND
D+, D-
1200 ~ 115200
5,6,7,8
NONE, EVEN, ODD
1,2
1024 bytes
Power / RF TxD / RF RxD Status
+/- 4 kV Contact
+/- 1 kV
+/- 1 kV
+10 VDC ~ +30 VDC
1 W (Max.)
108 mm x 84 mm x 33 mm ( not include antenna )
DIN-Rail
-25 °C ~ +75 °C
-30 °C ~ +80 °C
10 ~ 90% RH, Non-condensing
Version 1.0.1
E-mail: service@icpdas.com
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