DX-9100-8997

Johnson Controls' DX-9100-8997 is a highly efficient digital control unit intended for versatile automation applications. It operates on a power supply requiring 24 VAC ±15%, at a frequency of 50 or 60 Hz, consuming a power demand of just 10 VA. For reliability, the control unit has a lithium battery that provides a lifespan of up to 10 years and can maintain functionality for up to seven days without the need for AC power.

This unit supports various outputs with six digital output channels (triac) operating at 24 VAC with a continuous output rating of 0.5 A. Additionally, it possesses four analog output channels that can provide signals in the form of either 0-10 VDC or 0/4-20 mA, suitable for driving loads up to 500 ohms. The input capacity includes eight digital channels designed for potential-free contacts, capable of handling transition rates up to 10 Hz, ensuring versatility in data collection.

For analog inputs, the DX-9100-8997 accommodates eight channels with a resolution of 13 bits, offering multiple signal formats including 0-10 VDC, 0/4-20 mA, or RTD sensing options. This digital control unit is designed to perform optimally in operating environments ranging from 0°C to 40°C, with a relative humidity of 10% to 90% without condensation. In storage, it can endure temperatures between -20°C to 70°C and humidity levels from 5% to 95%.

Powering the system is a NEC 78C10 processor, paired with the Neuron 3150 for enhanced capabilities, specifically in version 3. The internal memory configuration features 8 Kb of RAM, 56 Kb of EPROM, and 8 Kb of EEPROM, enabling efficient data handling.

Communication protocols supported by this unit include RS-485 N2 Bus and RS-232 interfaces, along with LONWORKS capabilities, providing extensive connectivity options. Additionally, the internal clock features include real-time clock functionality, calendar integration, and daylight-saving adjustments, which are essential for maintaining accurate timing in automation processes.