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FreeWave Technologies, Inc.

IO Expansion Module

Type:  I/O Interface
Description:  The IO Expansion Module may either be stacked on an applicable IO radio or can serve as an expandable remote IO solution through a serial connection.
Connectivity:  Modbus
Features:  Up to 16 modules may be stacked on the radio or base module; Base IO Expansion Module offers 4 AIs, 2 Isolated DIs, 2 Isolated DOs and 4 Universal Pins which can be configured as AIs, AOs, DIs, or DOs; Low Latency - Less than one second signal delay; High Accuracy - FGRIO System analog signal fidelity is factory calibrated and drift with time and temperature is much less than that of transducers; Short Range/Low Power - Suitable for solar powered installations; Error-Free Communications - 32 bit CRC with automatic retransmission.
Specifications:  UL Approved Class 1, Division 2 - Groups A, B, C, & D; 16 or 20 bit resolution on AIs.; Can function either with a radio or as a standalone module providing additional IO capability for 3rd party devices; Industrial Grade Specifications -Temperature range from -40°C to +75°C.