. . . . . The R683 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 R683 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 R683 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).
Digital Outputs: 6 relay outputs (Form A), 3 A max.
Analog Outputs: 3 analog outputs (0-10 VDC), 20 mA source capability.
Communication: EIA-485 port for CMnet communication. Baud rate: 9600 bps or 38.4k bps (switch selectable). CMnet terminals are optically isolated.
Status Indication: LED indicators for visual status of communication, errors, running, and all outputs.
Memory: 32k byte non-volatile read/write memory.
Protection: Noise immunity provided by metal cover plate, surge protection on network, inputs, and power lines, arc suppression on relays.. Automated Logic. Automated Logic Corporation. R683.
Warranty Information
B2E Surplus offers a 90-day warranty on all sales. Warranted to be free from defects in materials and workmanship under normal use and service. Unless otherwise set forth in a quotation or agreed to by B2E Surplus in writing, standard Products are warranted for 90 days from the date of delivery to the buyer.
Subject to the exclusions described below, all B2E Surplus products (“Products”) are warranted to be free from defects in materials and workmanship under normal use and service. Unless otherwise set forth in a quotation or agreed to by B2E Surplus in writing, standard Products are warranted for 90 days from the date of delivery to the buyer.
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