The PDM3000 PCS Modem replaces the telephone line modem where a land-line is not available. The PDM-3000 uses nationwide PCS wireless communication networks for sending and receiving data via packet switched connections. The PDM-3000 is available in CDMA 1xRTT and GSM versions.

replaces the telephone line modem where a land-line is not available. The PDM-3000 uses nationwide PCS
wireless communication networks for sending and receiving data via packet switched connections. The PDM-3000 is available in CDMA 1xRTT and GSM versions.

The SDT-5000 Satellite Modem replaces the telephone line modem where a land-line is not available. The SDT-5000 uses the world's most reliable fixed satellite wireless communications network. The rugged and easy-to-install pole-mounted modem ensures that no matter the conditions or location, full duplex wireless data communication between
central offices and field assets will never be threatened.

In remote settings or difficult-to-access sites, acquiring and responding to process control and alarm data can be challenging and costly. The SDT- 5000 provides a real-time, low cost, bi-directional data communication solution for applications in remote locations where telephone service is not available.

The HarkIP-Modem replaces the telephone line modem where a TCP/IP Network connection is available. The HarkIP-Modem uses a TCP/IP socket for sending and receiving data via an intranet or over the internet. The HarkIP-Modem uses standard AT modem commands and is a drop-in replacement for the telephone line modem on any of our monitoring equipment. The HarkIP-Modem also has a alarm input that can be programmed to send an email or SNMP Trap when the input changes state.

In remote settings or difficult-to-access sites, acquiring and responding to process control and alarm data can be challenging and costly. The IP-Modem provides a realtime, low cost, bi-directional data communication solution for applications in remote locations where an existing network infrastructure is available.