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+8613666033393 | ||||||||
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Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China |
Product Introduction
The Emerson VE4001S2T1 Discrete Input Card is a high-performance digital I/O module engineered for industrial automation and critical process control applications. Designed to capture discrete (on/off) field signals from equipment such as limit switches, push buttons, alarms, and relay contacts, it provides fast, reliable data acquisition for Emerson’s DeltaV™ and Ovation™ distributed control systems. The card’s rugged construction, high isolation, and hot-swappable capability make it ideal for continuous operations in power generation, oil & gas, chemical processing, and other mission-critical environments.
Product Parameters
Parameter | Specification |
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Model Number | VE4001S2T1 |
Product Type | Discrete (Digital) Input Card |
Input Channels | 16 isolated channels |
Input Voltage Range | 18–32 VDC nominal |
Input Signal Type | Dry contact or voltage input |
Isolation Voltage | 1500 V RMS channel-to-bus |
Input Response Time | <5 ms typical |
Power Consumption | 6 W maximum |
Communication | Redundant DeltaV™ I/O bus |
Operating Temperature | –20 °C to +60 °C |
Storage Temperature | –40 °C to +85 °C |
Relative Humidity | 5–95% non-condensing |
Dimensions | 107 x 41 x 105 mm |
Weight | 0.36 kg |
Certifications | CE, ATEX Zone 2, UL, CSA |
Applications
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Process Automation – Interfaces with field switches and interlocks in chemical, petrochemical, and pharmaceutical plants.
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Power Generation – Monitors turbine status signals, boiler safety contacts, and auxiliary equipment alarms.
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Oil & Gas – Captures discrete signals from drilling rigs, pipeline monitoring systems, and production platforms.
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Water & Wastewater – Integrates pump station alarms, gate positions, and treatment plant status signals.
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Manufacturing – Detects machine states, conveyor operations, and robotic cell triggers.
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Building Automation – Provides on/off input monitoring for HVAC, lighting, and fire protection systems.
Advantages
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High Channel Density – Sixteen isolated inputs reduce cabinet footprint while maximizing I/O capacity.
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Fast Response – Typical <5 ms input recognition supports critical control and shutdown functions.
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Robust Isolation – 1500 V RMS channel-to-bus isolation safeguards against ground loops and noise.
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Redundant Communication – Dual DeltaV™ I/O bus ensures uninterrupted data transfer.
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Wide Operating Range – Performs reliably from –20 °C to +60 °C in demanding environments.
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Low Power Draw – Consumes only 6 W, optimizing energy use and reducing heat.
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Hot-Swappable – Enables maintenance or replacement without halting system operations.
FAQ
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What type of discrete signals does the VE4001S2T1 accept?
It accepts dry contact closures or voltage inputs within 18–32 VDC, suitable for a variety of field devices and relay contacts. -
How many input channels are available on this card?
The module provides 16 fully isolated channels, each individually configurable for different signal types. -
What is the typical input response time?
Input changes are detected in less than 5 milliseconds, enabling real-time control and fast shutdown actions. -
Does the module support redundant communications?
Yes, it connects via a redundant DeltaV™ I/O bus to maintain data integrity even if one communication path fails. -
How is electrical isolation implemented?
Each channel features 1500 V RMS isolation from the I/O bus, protecting the system from ground loops and electrical interference. -
Is the VE4001S2T1 hot-swappable?
Yes, it can be inserted or removed without shutting down the control system, simplifying maintenance. -
What is the maximum power consumption?
The card consumes a maximum of 6 W at full load, ensuring efficient energy usage. -
Is it certified for use in hazardous areas?
It carries ATEX Zone 2, CE, UL, and CSA certifications, making it suitable for industrial hazardous environments. -
What environmental conditions can it withstand?
The module operates from –20 °C to +60 °C and can be stored at temperatures down to –40 °C. -
Which control systems are compatible with this card?
It integrates seamlessly with Emerson DeltaV™ and Ovation™ systems for process automation and distributed control.
Recommended Related Models
Model | Description |
---|---|
VE4001S2B1 | Discrete Input Card, 16 channels, similar functionality |
VE4001S2T2 | Discrete Output Card for on/off control |
VE4002S1T1 | High-accuracy Analog Input Card |
VE4003S2B1 | Analog Output Card, 8 channels |
VE4004S2B2 | Mixed I/O Card for hybrid signal processing |
VE4005S2B1 | Pulse Input Card for high-speed counting applications |
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