Calta Computer, manufacturer of Mdbus (Modbus for Windows), PLC09 Arbitrator

Calta Computer Systems Limited

COMPANY PROFILE

Our company was incorporated in April 1981. Initially Calta provided custom solutions to a wide range of data communications applications. From these applications emerged a common set of requirements leading to the development of the product family described below. Today our focus is the supply of our standard products augmented by custom additions where dictated by unique customer requirements.

COMPANY PRODUCTS

MDBUS for Windows

Mdbus is a software package running under Windows that provides an interface to devices utilizing MODBUS protocol.

The package provides the following features:
- - Master mode
  - Poll a single Slave for data
- - Host mode
  - Poll up to 32 different Slaves
- - Slave mode
  - Useful for simulation or as a simple interface for remote Host data retrieval
  - Up to 1000 values can be changed with 1 DDE poke
  - Values sent to a host can be jogged for upset testing
- - Monitor mode
  - View TX and RX data in hex
- - DDE
  - Interface to Excel and other DDE compliant programs
  - The Excel Interface requires only the name of the spreadsheet and all values can be dumped automatically into Excel each scan
- - Modbus RTU/TCP Communications
  - Interface via the Internet or Lan to devices or applications supporting the Modbus TCP/IP (RTU) protocol
- - Addition of OPC Server Option
  - Mdbus is now available in two versions - one with OPC and one without

Note! - A time limited fully functional demo copy is available.
Click here to request a copy.

Order - Standard Mdbus $180 USD, Standard+OPC Mdbus $230 USD
To Order

DNBUS for Windows

Dnbus is a software package running under Windows that implements the MODBUS subset used in Daniel Industries 2500 protocol and has much the same features as Mdbus. In addition it is capable of polling for Archive data and storing it in Excel via DDE.

Note! - A time limited fully functional demo copy is available.
Click here to request a copy.

COMPANY SERVICES

Occasionally our standard product offerings do not meet a unique customer requirement. These unique applications can usually be serviced by incorporating the required special features into our standard product. Please contact us with your unique communications requirements.

HMI Packages

We have used both custom and standard communication drivers in conjunction with Microsoft Access and Microsoft Excel to produce custom Operator Interfaces. These packages produce a very cost effective interface for many applications.

Send E-Mail to Calta Computer Systems (ccompute@calta.com)

Facebook - http://facebook.com/caltacomp

Twitter - @caltacomp

We can also be contacted as follows:

Calta Computer Systems Limited       email:     ccompute@calta.com
452 Oakwood Place SW    
Calgary, Alberta, Canada             Attention: Lorne Schneider, P. Eng.
T2V 1R6                                         Sydney Deitch, P. Eng.