WESTERMO TELEINDUSTRI AB
MA-44 DC
Card Type |
Modem (asynchronous) |
Chip Set |
Unidentified |
I/O Options |
DC power, RS-232 serial port, RS-422/485 |
Maximum Modem Rate |
38.4Kbps |
Data Modulation Protocol |
C/CCITT V.24/V.28, V.11 |
Error Correction/Compression |
Unidentified |
Data Bus |
External |
CONNECTIONS | |||
Function |
Label |
Function |
Label |
Power connector (terminal block) |
CN1 |
RS-232-C port |
CN3 |
Terminal block |
CN2 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
» |
115V AC enabled |
S1 |
On |
230V AC enabled |
S1 |
Off | |
2-wire transmission |
S2/6 |
On | |
» |
4-wire transmission |
S2/6 |
Off |
» |
Factory configured - do not alter |
S2/7 |
Off |
» |
Factory configured - do not alter |
S2/8 |
Off |
» |
Factory configured - do not alter |
S2/9 |
Off |
DATA BIT SELECTION | |||
Setting |
S2/4 |
S2/5 | |
9 |
On |
On | |
» |
10 |
On |
Off |
11 |
Off |
On | |
12 |
Off |
Off |
TERMINATION WITH FAIL-SAFE SELECTION | |||||
Setting |
S3/1 |
S3/2 |
S3/3 |
S3/4 | |
Termination (4-wire) |
On |
On |
Off |
Off | |
Termination (2-wire) |
Off |
Off |
On |
On | |
» |
No termination |
Off |
Off |
Off |
Off |
DATA RATE SELECTION | ||||
Setting |
S2/1 |
S2/2 |
S2/3 | |
300bps |
Off |
Off |
Off | |
600bps |
On |
Off |
Off | |
1200bps |
Off |
On |
Off | |
2400bps |
On |
On |
Off | |
4800bps |
Off |
Off |
On | |
» |
9600bps |
On |
Off |
On |
19200bps |
Off |
On |
On | |
38400bps |
On |
On |
On |
DIAGNOSTIC LED(S) | |||
LED |
Color |
Status |
Condition |
LED1 |
Unidentified |
On |
Power is on |
LED1 |
Unidentified |
Off |
Power is off |
LED2 |
Unidentified |
On |
Data is being received |
LED2 |
Unidentified |
Off |
Data is not being received |
LED3 |
Unidentified |
On |
Data carrier present |
LED3 |
Unidentified |
Off |
Data carrier not present - connection not established |
LED4 |
Unidentified |
On |
CTS signal is high - device ready to send data |
LED4 |
Unidentified |
Off |
CTS signal is low |
LED5 |
Unidentified |
On |
RTS signal is high |
LED5 |
Unidentified |
Off |
RTS signal is low |
LED6 |
Unidentified |
On |
Data is being transmitted |
LED6 |
Unidentified |
Off |
Data is not being transmitted |