16.4.99

appendix.fm5

Gigaset V.24 Adapter dt/eng:A30853-X400-B104-3-74D1

Tips & tricks, settings

Fault

Cause

Solution

 

 

 

The modem parameter request

Windows is not respecting the

None

function is not working or is not

AT Hayes conditions.

 

correct.

 

 

Technically specified time de-

None

 

For example, under Win 95 with

lays that are not supported by

 

<Start><Settings><Control

the modem’s driver software.

 

Panel><Modem Proper-

 

 

ties><Diagnostics><Details>

 

 

 

 

 

Data transmission with

Xmodem is operating in half-du-

Use another transmission proto-

Xmodem is very slow.

plex mode. After every data

col, e.g. Zmodem.

 

package, the transmitting page

 

 

waits for acknowledgement.

 

 

The 20-30 ms signal delay per

 

 

data block on the DECT inter-

 

 

face significantly reduces the

 

 

transmission speed.

 

 

 

 

Laplink 7.0 is not working.

Data transmission is switched

None

 

during transmission. AT Hayes

 

 

commands are not used for

 

 

this.

 

 

 

 

Hardware problems (PC, modem, ISDN TA.):

 

 

 

 

Fault

Cause

Solution

 

 

 

PABX (telecommunications

PABX configuration is not com-

Configure Gigaset M101 Data in

system) cannot be configured

patible with AT Hayes .

direct mode (e.g with

via a Gigaset M101 Data.

 

9600,8,N,1).

 

 

 

 

In the case of the system, the

None

 

baud rate is switched with an in-

 

 

ternal command set that is not

 

 

compatible with AT Hayes.

 

 

 

 

ELSA TagGo2000 / ISDN con-

----------------------------

Configure the modem with a di-

figuration not possible.

 

rectly connected serial cable.

 

 

 

The ELSA TanGo 2000 terminal

No appropriate modem profile

Tests have shown that an oper-

adapter cannot be used under

is available.

ative X.75 connection is set up

AOL.

 

with the modem profile "ISDN

 

 

ELSA TLV34 X.75 64,000".

 

 

 

Timers such as "Heliowatt" can-

Incorrect protocol set.

Set Gigaset M101 Data to 300

not be programmed.

 

bps direct connection. Data

 

 

flow setting: without.

 

 

 

The ACER ISDN T30 terminal

The initialisation string is incor-

The character "/" must be re-

adapter cannot be operated un-

rect.

placed by a "~".

der AOL with the initialisation

 

 

string specified in the manual.

 

 

 

 

 

The Hagenuk Speed Dragon

Commands that are not com-

Set the Gigaset M101 Data to

terminal adapter cannot be

patible with Hayes are trans-

115,000 bps direct connection,

used with the software RVS-

ferred with the connection.

see "PC - PC direct cable con-

COM.

 

nection: via RS232/V.24 inter-

 

 

face" on page 25

 

 

 

36

Page 36
Image 36
Siemens RS232, M101 Hardware problems PC, modem, Isdn TA Fault Cause Solution, Elsa TagGo2000 / Isdn con

M101, RS232 specifications

The Siemens RS232 M101 is a notable communication interface device that is widely utilized in industrial applications for data transfer between machines and control systems. Its introduction marked a significant advancement in serial communication technology, allowing for efficient and reliable connectivity in a variety of environments.

One of the primary features of the Siemens RS232 M101 is its adherence to the RS232 standard, which defines the protocols for serial communication. This standard ensures compatibility with a wide range of devices, making it versatile for use in various applications. The M101 facilitates point-to-point communication, enabling direct data exchange between two devices, such as computers, programmable logic controllers (PLCs), and sensors, which is crucial for real-time monitoring and control processes.

The technology behind the M101 includes its ability to support baud rates of up to 115,200 bps, enabling high-speed data transfer. This capability is essential in environments where timely data exchange is critical, such as manufacturing and automation sectors. The device also features a robust design that ensures reliable operation even in challenging industrial conditions, including temperature variations and electromagnetic interference.

Additionally, the Siemens RS232 M101 supports flow control mechanisms such as RTS/CTS (Request to Send/Clear to Send) and XON/XOFF (software flow control), which help manage data transmission effectively. By preventing data loss due to buffer overruns, these technologies enhance the integrity of data being transmitted, providing users with confidence in the reliability of their systems.

The M101 interface is compatible with a variety of operating systems, which simplifies integration into existing setups. Furthermore, it includes diagnostic LEDs that indicate communication status, making troubleshooting straightforward and user-friendly.

In summary, the Siemens RS232 M101 is a pivotal component in industrial communication, characterized by its adherence to RS232 standards, high-speed data transfer capabilities, robust build, and effective flow control mechanisms. Its widespread compatibility and user-friendly features make it a valuable tool for ensuring seamless communication between different systems in industrial applications. By facilitating reliable data exchange, the M101 enhances operational efficiency and contributes to the overall effectiveness of automated processes.