DC170221101000

DC170221101000 Honeywell UDC1700 Universal Digital Controller

The Honeywell DC170221101000, also identified as DC1702-2-1-1-0-1-0-0-0, is a UDC1700 MICRO-PRO Universal Digital Controller designed for accurate temperature and process control in commercial and industrial applications. The UDC1700 is a compact, microprocessor-based 1/8 DIN controller that combines flexible process control capabilities with an easy-to-read dual digital display.

This configuration features a linear 4–20 mA input, allowing the controller to receive standard analog signals from compatible process transmitters and sensors. It is equipped with two relay outputs, providing switching capability for control equipment such as contactors, valves, actuators, heaters, alarms, and other process-control devices.

The dual digital display allows operators to conveniently monitor the process value and controller setpoint. The UDC1700 platform is designed to provide reliable control while maintaining a compact panel footprint, making it suitable for equipment panels, HVAC systems, process machinery, industrial control cabinets, and retrofit applications.

Product Features

• Manufacturer: Honeywell
• Part Number: DC170221101000
• Configured Part Number: DC1702-2-1-1-0-1-0-0-0
• Series: UDC1700 MICRO-PRO
• Product Type: Universal Digital Process Controller
• Controller Size: 1/8 DIN
• Display: Dual Digital Display
• Input Type: Linear mA
• Input Signal: 4–20 mA
• Output 1: Relay
• Output 2: Relay
• Power Supply: 90–264 VAC
• Application: Temperature and Process Control

Applications

The Honeywell UDC1700 controller can be used in a variety of process and equipment-control applications where a 4–20 mA process signal must be monitored and controlled. Typical applications may include HVAC equipment, industrial heating systems, process skids, manufacturing machinery, pressure or flow control systems, and other equipment using standard analog process transmitters.

The DC1702-2-1-1-0-1-0-0-0 configuration provides a practical solution for installations requiring a compact digital controller with a 4–20 mA input and dual relay outputs.