Siemens Counter for Use with S7-200 Series

EM241 Modem Module

The EM241 Modem Module expands the functionality of the S7-200 Micro PLC into remote communications. It directly connects to the S7-200's Expansion I/O bus eliminating the need to tie up the CPU's communications port. Baud Rates are self-negotiating dependent on Line Quality adjustable between 300 Baud and 33.6 Kbaud (V.34bis). Many country standards are supported by the hardware rotary switches. All other settings are stored in the PLC's variable memory. Pulse or Tone Dialling, together with Call-back and Password Protection functions are all supported.

Warning

This product is in obsolescence mode and is due for discontinuation by the manufacturer. We recommend that you review the alternative highlighted by the manufacturer. Alternatively, refer to the cross reference list in the Technical Reference section which highlights the upgrade path for your current generation of products.