Publicité
Les langues disponibles
Les langues disponibles
ARF868 Radio Modems- Guide utilisateur / User guide version V2.2.2
•
The combination fits on the female jack on the profile of the modem bottom plate.
•
Once the tool is inserted, rotate it to lock the connector to the base.
1.6. Electricity connection
The electrical connection of the modem is via two connectors on the modem bottom plate:
•
Jack type supply connector (on the left of fig.1) with a 2.5mm dia. centre pin.
•
SubD9 type serial data connector (on the right of fig.1).
Specifications of the male plugs to be used:
•
Jack plug (fig. 2) type SWITCHCRAFT 761K for the power supply (available via adeunis®)
•
SubD 9 pin connector with lateral locking by two M3 screws (fig. 3)
Figure 1
18.6mm
Jack
SubD9
The jack on the modem plate is also compatible with other types of jack plugs with a 2.5mm central pin, but only specific SwitchCraft 761K
types are lockable with nuts.
1.6.1 Functions of the jack supply connector
Supply to the modem is via the jack plug, at a DC voltage between 4.5V min. and 36V max. The system includes a device against polarity
reversal.
1.6.2 Functions of the SubD9 serial data connector
Pin n°
1
2
3
4
5
Max 5V !
6
7
8
9
(1) RTS/CTS are only used if the RS232 data rate control is used (See § 5).
(2) Half duplex connection only.
1.7. Serial data Bus selection modes
The modem is factory set to RS232 mode (Register S215 at 1).
By reprogramming the register (see § 5), it is possible to reposition the modem in the following modes:
•
RS232
•
RS485
•
RS485, Terminal(*) mode
•
Auto-detection
Note : the Auto-detection mode triggers recognition of the equipment connected when switching on, and automatically configures in RS232 or
RS485.
Figure 2
Ground
Vcc
SubD9-Modem – RS232
RXD (Modem Data Out)
TXD (Modem Data In)
Sel RS232
RTS (1)
CTS (1)
Figure 3
SubD9-Modem - RS485 (2)
TXD/RXD+ (B)
TXD/RXD- (A)
GND
Not used
FR
EN
Page
39
of of 58
Publicité
