Emerson VE4015 DeltaV Pulse Count Input Card

The Emerson VE4015 DeltaV Pulse Count Input Card is part of the DeltaV™ M-series Traditional I/O system. It is designed to count fast digital pulses from field devices, enabling high-speed event and pulse monitoring in industrial control systems. Ideal for applications such as turbine flow meters, shaft encoders, and other pulse-generating sensors, it ensures accurate, high-frequency pulse counting with robust isolation.

Product Features

• 4 isolated pulse input channels

• High-speed pulse counting up to 50 kHz

• 32-bit resolution for each channel

• Full optical isolation for channel-to-system and channel-to-channel

• DIN-rail mounting with plug-and-play installation

• Designed for harsh industrial environments

Technical Specifications

Applications

• Turbine and positive displacement flow meter pulse counting

• Shaft rotation and encoder signal acquisition

• High-frequency event detection

• Machinery monitoring requiring real-time pulse feedback

• Water and wastewater flow metering

• Batch processing with pulse-based measurements

Product Advantages

• High Accuracy: 32-bit counter resolution ensures detailed measurement across a wide pulse range.

• Fast Input Response: Supports pulses up to 50 kHz, suitable for high-speed applications.

• Isolated Channels: Prevents signal interference and enhances system safety.

• Modular Integration: Seamlessly fits into DeltaV M-series I/O interface carriers.

• Rugged Design: Operates in harsh industrial environments with wide temperature tolerance.

• Plug-and-Play: Simplified installation reduces system downtime and wiring complexity.

FAQ (Frequently Asked Questions)

Q1: How many pulse inputs does the VE4015 card support?

A1: It supports four independent pulse input channels.

Q2: What is the maximum frequency the VE4015 can count?

A2: The card can count pulses up to 50 kHz.

Q3: Is the VE4015 card optically isolated?

A3: Yes, each channel is optically isolated from the system and other channels.

Q4: Can the VE4015 be hot-swapped?

A4: Yes, it can be replaced under power in safe zones.

Q5: What is the minimum pulse width accepted?

A5: It can detect pulses with a minimum width of 10 microseconds.

Q6: What are common use cases for this card?

A6: It is commonly used for flow metering, turbine monitoring, and high-speed event tracking.

Q7: Does it support redundant installation?

A7: The VE4015 operates as a simplex module and does not support redundancy.

Q8: What is the required power supply for field input circuits?

A8: Each channel requires 25 mA at 24V DC, with integrated resettable fuses.

Q9: Which DeltaV versions support this module?

A9: It is compatible with DeltaV v10.3.1 and later.

Q10: What kind of sensors are typically connected to VE4015?

A10: Dry contact pulse-generating devices like flow sensors, relays, and encoders.