Automated Logic RT683 DDC Control Module for Rooftop Units [] in Tempe, AZ, USA

. . . . . The RT683 is a DDC module designed specifically for controlling rooftop air handling units. The module can be mounted directly in or on the rooftop equipment. A single board provides the power circuitry, microprocessor, and non-volatile memory. The R683 module has 6 digital outputs, 8 universal inputs, and 3 analog outputs.
The RT683 module is a member of the I/O Hardware family of control modules. Each module is capable of standalone operation. All modules communicate with equal authority on a "peer-to-peer" EIA-485 Control Module Network (CMnet). A direct access port is provided for diagnostic operations.
The RT683 module can store a single Graphic Function Block (GFB).
Power: 24 VAC, 50-60 Hz, 20 VA (0.83 A) maximum.
Inputs: One enhanced zone sensor port and 8 universal inputs (thermistor/dry contact, 0-5 VDC, or 4-20 mA).