
Product Overview
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
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4 isolated pulse input channels
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High-speed pulse counting up to 50 kHz
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32-bit resolution for each channel
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Full optical isolation for channel-to-system and channel-to-channel
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DIN-rail mounting with plug-and-play installation
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Designed for harsh industrial environments
Technical Specifications
| Parameter | Value |
|---|---|
| Channels | 4 |
| Input Voltage Range | Up to 24V DC |
| Input Type | Dry contact / discrete sensor |
| Input Frequency | 0.1 Hz to 50 kHz |
| Resolution | 32-bit |
| Minimum Pulse Width | 10 µs |
| Isolation | 250V AC (channel-to-system), 100V AC (channel-to-channel) |
| Wetting Voltage | 24V DC |
| Power Consumption | 150 mA (12V DC local bus) |
| Field Circuit Power | 25 mA at 24V DC per channel |
| Dimensions (H x W x D) | 107 x 41 x 105 mm |
| Weight | 0.36 kg |
| Operating Temperature | -40 to 70°C |
| Storage Temperature | -40 to 85°C |
| Protection Rating | IP20 |
Applications
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Turbine and positive displacement flow meter pulse counting
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Shaft rotation and encoder signal acquisition
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High-frequency event detection
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Machinery monitoring requiring real-time pulse feedback
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Water and wastewater flow metering
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Batch processing with pulse-based measurements
Product Advantages
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High Accuracy: 32-bit counter resolution ensures detailed measurement across a wide pulse range.
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Fast Input Response: Supports pulses up to 50 kHz, suitable for high-speed applications.
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Isolated Channels: Prevents signal interference and enhances system safety.
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Modular Integration: Seamlessly fits into DeltaV M-series I/O interface carriers.
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Rugged Design: Operates in harsh industrial environments with wide temperature tolerance.
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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.
Related Models from Same Series
| Model | Description | Channels | Signal Type | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| VE4001S2T2B1 | DI 8-Ch Dry Contact | 8 | 24V DC | 107x41x105 | 0.36 kg |
| VE4001S2T2B4 | DI 32-Ch Dry Contact | 32 | 24V DC | 107x41x105 | 0.36 kg |
| VE4001S5T2B4 | SOE 16-Ch Dry Contact | 16 | 24V DC | 107x41x105 | 0.36 kg |
| VE4003S2B1 | AI 8-Ch HART | 8 | 4–20 mA | 107x41x105 | 0.36 kg |
| VE4005S2B1 | AO 8-Ch HART | 8 | 4–20 mA | 107x41x105 | 0.36 kg |
| VE4002S2T1B1 | DO 8-Ch AC Isolated | 8 | 120/230V AC | 107x41x105 | 0.36 kg |
Popular Emerson DeltaV Models
| Model | Description | Channels | Signal Type | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| KJ3001X1-BB1 | Controller Module MQ Controller | N/A | N/A | 107x41x105 | 0.36 kg |
| VE4002S2T2B1 | DO 8-Ch High-Side 120/230V AC | 8 | 120/230V AC | 107x41x105 | 0.36 kg |
| VE4005S2B4 | AO Plus 16-Ch HART | 16 | 4–20 mA | 107x41x105 | 0.36 kg |
| VE4001S2T1B1 | DI 8-Ch Isolated | 8 | 24V DC | 107x41x105 | 0.36 kg |
| VE4003S2B10 | AI Plus 16-Ch 4-wire HART | 16 | 4–20 mA | 107x41x105 | 0.36 kg |
| VE4032S1T2B8 | DO Plus 32-Ch High-Side Redundant | 32 | 24V DC | 107x41x105 | 0.36 kg |
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