88 TX3 Telephone Access System Installation and Operation Manual
Specifications
Compatible Modems
• TFM-560U High Speed USB 2.0 Fax Modem
• TFM-561U High Speed USB 2.0 Fax Modem
• Hiro H50113 56K V.92 USB Fax Modem
• StarTech USB56KEM2 56k V.92 USB Fax Modem
• Zoom 56K V.92 56K USB Mini External Fax Modem
• USRobotics USR5639 56K USB Softmodem
Operating Temperature
50 °C (122 °F) to −20 °C (−4 °F)
For temperatures where the Telephone Access System will operate below 0 °C
(32 °F) at any time, install the TH-102K Thermostat Heater within the enclosure.
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