Watlow 97B0-DAAU-00RG Limit Controller 24V Supply Relay Output RS485 RTD & T

Description:

The Watlow 97B0-DAAU-00RG Limit Controller is a microprocessor-based safety limit controller designed to provide over-temperature protection and process shutdown functions in industrial heating systems. Commonly installed in industrial ovens, furnaces, heat treatment equipment, plastic processing machinery, and environmental chambers, this controller operates on a 24V AC/DC power supply and features relay output, RS485 communications, and support for RTD and thermocouple sensor inputs. Maintenance teams, OEMs, and system integrators use this controller for equipment replacement, safety system upgrades, control panel retrofits, and regulatory compliance requirements.

Applications:

The Watlow 97B0-DAAU-00RG is widely used in industrial furnaces, drying ovens, extrusion systems, food processing equipment, laboratory heating systems, environmental test chambers, and automated production lines requiring independent over-temperature protection, alarm functions, and serial communications integration.

Technical Specifications:

• Brand: Watlow Controls
• Part Number: 97B0-DAAU-00RG
• Product Type: Limit Controller
• Series: Series 97
• Supply Voltage: 24 VAC/VDC
• Controller Function: High-Limit Safety Controller
• Output Type: Relay Output
• Communications: RS485 Serial Interface
• Sensor Inputs: RTD and Thermocouple Inputs
• Display: Digital LED Process Display
• Form Factor: Panel Mount
• Designed for Independent Over-Temperature Protection
• Suitable for OEM Equipment and Replacement Installations
• Intended for Continuous-Duty Industrial Operation

Common Replacements:

• Watlow 97B0-DAAU-00RR
• Watlow 97B0-DAAU-00GR
• Watlow 97B0-DAAU-00GG