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Karel MS48 - SMDR/CDR call logging & accounting

This data is being extracted with help of the "Advanced PBX Data Logger" software only. It may not be applicable for other software titles.

PKCR Card to PC

Connector Pin NoSignal25-pin card connector9-pin PC connector
1+10 VDC47
2-10 VDC204
3TXD32
4RXD23
5PC GND75


The data exchange protocol is using a baud rate of 4800 Bps, 8 data bits, 1 Stop bit and no parity.

RS232 card to PC

Connector Pin NoSignal25-pin card connector9-pin PC connector
1TXD33
2RXD206
3GND75

For this use a baud rate of 2400 bps, 8 data bits, 1 stop bit, and EVEN parity.

Configuring a COM port

The COM port number should match the number in your system. You can check the correct port number in Devices Manager → Ports.

1. Add a new configuration with the RS232 data source (if you didn't it before).

RS232 Interface

2. Select the COM port and configure the communication settings for your PBX corresponding to your PBX settings.

RS232 or COM port settings for Karel MS48
Port flow control settings Karel MS48

Selecting the correct parser for Karel MS48

Parser Selection For PBX Data Logger

Karel MS48

Karel MS48

Data items

DescriptionData typeColumn name
Call typestringCALL_TYPE
DirectionstringDIRECTION
Call timedatetimeCALL_TIME
Call durationdatetimeCALL_DURATION
Call duration (s)integerCALL_DURATION_S
ExtstringEXT
TrunkstringTRUNK
PhonestringDIALED_PHONE

Interested in reports for PBX usage?

We offer the versatile PBX Reports utility, which comes with manual, scheduled, and email reports, a built-in web server, and other functionalities. You can implement your call accounting application for Karel MS48. Check our PBX Reports utility.

Want PBX call logs in a database?

The logger's standard feature includes the real-time capture and exportation of SMDR or CDR data to your database. Check our article about call logging to a database.

Karel MS48 related connection settings

Iwatsu ADIX
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Komutel Custom Format
LG Aria Soho

Quick jump to the connection settings for other PBXs or connection formats ↴

Note: Products and companies mentioned here are used only for definition and identification purposes and can be trademarks and/or registered trademarks of the respective companies.