868MHz LoRa SX1276 Wifi Serial Server E32-DTU-868L20 RS485 RS232 Wireless Module For Sale
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868MHz LoRa SX1276 Wifi Serial Server E32-DTU-868L20 RS485 RS232 Wireless Module:
$10.00
868MHz LoRa SX1276 Wifi Serial Server E32-DTU-868L20 RS485 RS232 Wireless ModuleProduct DescriptionE32-DTU(868L20) is adata transferunit(DTU)based on originally imported RFIC SX1276 from SEMTECH, with RS232/RS485interface,8V~28V,operating at 862~893MHz (Default: 868MHz). It features LoRa spread spectrum. Transparent transmissionis available.Electronical parameters
No.
Item
Parameter details
Description
1
Size
82 *62 *25mm
Without antenna
2
Weight
133g
Without antenna
3
Frequency band
Default: 868MHz
862~ 893MHz,
channel: 32, 868±5MHz(recommended)
4
Housing
Aluminum alloy
Black
5
Connector
RS485:1 * 4 * 3.81mm
RS232:DB9
Screwing
Standard DB9, hole
6
Supply voltage
8 ~ 28V DC
Note: the voltage higher than 28V is forofferden
7
Communication level
RS232/RS485
Available for RS232 and RS485
8
Operation range
3000m
Test condition: clear and open area & 20dBm, antenna gain: 5dBi,height:> 2m,air data rate: 2.4kbps
9
Transmitting power
Maximum 20dBm
About 100mW, can be configured to 20, 17, 14, 10dBm
10
Receiving sensitivity
-138dBm/0.3kbps
Sensitivity has nothing to do with baud rate and timing
11
Air data rate
2.4kbps
Can be configured to 0.3, 1.2, 2.4, 4.8, 9.6, 19.2kbps
12
Standby current
14mA
Mode 3(power supply: 12V)
13
Transmitting current
126mA/20dBm
≥300mA (recommended)
14
Receiving current
29mA
12V
15
Communication interface
RS232/RS485
8N1, 8E1, 8O1
Eight kinds of baud rate, from 1200 to 115200 bps (default: 9600)
16
Driving mode
RS232/RS485
Can be configured to push-pull/high pull, open-drain
17
Transmitting length
512bytes buffer
58bytes per package
18
Receiving length
512bytes buffer
58bytes per package
19
Address
65536 configurable addresses
Easy for network, broadcast and fixed transmission
20
RSSI support
Built-in intelligent processing
-
21
Antenna type
SMA-K
External thread hole, 50ohm impedance
22
Operating temperature
-40 ~ +85℃
Industrial grade
23
Operating humidity
10% ~ 90%
Relative humidity, no condensation
24
Storage temperature
-40 ~ +125℃
Industrial grade
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