ABB DP640 3BHT300057R1 S600 I/O Rotational Speed Meter Module

Description

The DP640 3BHT300057R1 is a high-precision rotational speed meter module developed for the S600 I/O family and designed to integrate seamlessly into Advant Controller 160 process control systems. This specialized input module delivers reliable speed monitoring, supporting high-frequency sensor inputs up to 50 kHz with a wide operational signal range of plus or minus 13 mA at 24 V DC or 5 V DC. Featuring dual digital input channels, it facilitates directional detection through a secondary speed meter input path. The device incorporates integrated overspeed trip logic capable of transmitting emergency trip signals via an onboard 24 V DC solid-state output and a 60 V DC dry contact path. To maximize signal integrity and protect system controllers from electrical noise or transients, all speed meter inputs and the solid-state output are individually opto-isolated.

Features

• Dual-channel digital input configuration optimized for high-frequency speed measurement.
• High-frequency operational threshold supporting sensor signals up to 50 kHz.
• Built-in directional detection capability derived from parallel evaluation of the secondary input channel.
• Integrated overspeed trip logic providing discrete solid-state and dry contact emergency outputs.
• Complete galvanic isolation with individually opto-isolated speed meter input channels and solid-state output circuitry.
• Direct hardware compatibility with the ABB S600 I/O platform and Advant Controller 160 configurations.

Applications

• Turbine and rotating machinery overspeed protection networks.
• Industrial motor rotational speed and direction monitoring.
• High-availability process loop integration within Advant Controller 160 systems.

Ordering Information

Technical Specifications

Connections/Interfaces

Installation Guidelines

• Mounting Configuration: Install the module vertically within the designated S600 I/O rack or subrack slot, verifying proper mechanical alignment.
• Shielding and Grounding: Employ shielded twisted-pair cabling for all high-frequency speed meter inputs to minimize EMI/RFI disturbance along the signal paths.
• Signal Terminations: Secure input sensor wires according to designated pin assignments, double-checking correct operational voltage levels (5 V DC or 24 V DC).
• Isolation Clearance: Ensure dry contact wiring complies with safety voltage boundaries, maintaining standard terminal spacing from low-voltage data tracks.
• Enclosure Ventilation: Ensure proper vertical convection space is maintained inside the enclosure panel to promote optimal passive airflow.