X09-019PKC-RA Digi International/Maxstream, X09-019PKC-RA Datasheet - Page 10
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X09-019PKC-RA
Manufacturer Part Number
X09-019PKC-RA
Description
MOD RF 900MHZ 19.2K RS232/485
Manufacturer
Digi International/Maxstream
Series
XStream™r
Specifications of X09-019PKC-RA
Function
Transceiver, Modem
Modulation Or Protocol
FHSS
Frequency
902MHz ~ 928MHz
Applications
General Purpose
Interface
RS-232, RS-485
Sensitivity
-110dBm
Power - Output
20dBm
Data Rate - Maximum
20 kbps
Voltage - Supply
5V
Package / Case
Module
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
© 2006 MaxStream, Inc. Confide
XStream‐PKG‐R™ RS‐232/485 RF Modem – Product Manual v5.x00 [2006.02.24]
2.3. RS-485 (4-wire) & RS-422 Operation
2.3.1. DIP Switch Settings and Pin Signals
Wiring Diagram: RS-485 (4-wire) Half-Duplex
Figure 2.10.
RS‐485 (4‐wire) and RS‐422
DIP Switch Settings
Figure 2.12.
RS‐485 (4‐wire) & RS‐422 with Termination (optional)
Termination is the 120 Ω resistor between T+ and T-.
DIP Switch settings are read and applied only while powering-on.
Table 2.3. RS‐485/422 (4‐wire) Signals and their implementations with the XStream‐PKG‐R RF Modem
Figure 2.13. XStream RF Modem in an RS‐485 (4‐wire) environment
DB-9 Pin
1, 4, 6
ntial & Proprietary
2
3
5
7
8
9
RS-485/422
R+ (RB)
R- (RA)
T+ (TB)
Name
T- (TA)
PWR
GND
Transmit Negative
Receive Negative
Transmit Positive
Receive Positive
Description
Signal Ground
Data Line
Data Line
Data Line
Data Line
Power
not used
Figure 2.11.
Pins used on the female RS‐232 (DB‐9)
Serial Connector
Optional power input that is connected internally
Serial data received by the XStream RF Modem
Serial data received by the XStream RF Modem
Serial data sent from the XStream RF Modem
Serial data sent from the XStream RF Modem
to the front power connector
Implementation
Ground
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