VE4001S2T2B6 Emerson Discrete Input Card | New & Original Stock
Manufacturer: Emerson
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Part Number: VE4001S2T2B6
Condition：New with Original Package
Product Type: Discrete Input Cards
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Emerson VE4001S2T2B6 DeltaV Series 2 Plus Discrete Input Card
The Emerson VE4001S2T2B6 serves as the primary VE4001S2T2B6 Discrete Input Card utilized to execute digital signal acquisition across Emerson DeltaV Series 2 Plus platforms. The hardware processes binary on/off logic transitions across 32 independent channels, monitoring dry contact inputs from field switches, relays, and sensors by translating raw terminal status updates into logical data frames across the system bus.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | VE4001S2T2B6 |
| Brand | Emerson |
| Origin | USA |
| Weight | 0.25 kg |
| Dimensions | 107 mm x 41 mm x 105 mm |
| Operating Temp | -40 to +70 deg C |
| Power Consumption | Backplane logic bus load dependent |
| System Compatibility | Emerson DeltaV Series 2 Plus |
| Input Channels | 32 discrete inputs |
| Signal Type | Dry contact (DI) |
| Operating Voltage | 24 VDC nominal |
| Rated Loop Current | 5 to 30 mA per channel |
| Installation Type | DIN rail mount |
| Connector Type | Screw terminal block |
| Protection Rating | IP20 |
4-20 mA HART Loop Protocol and Channel Noise Suppression
The module features internal optoelectronic components to establish precise channel-to-channel isolation profiles across the 32 discrete sensing circuits. When field lines interface with wiring bundles that track parallel to active 4-20 mA HART loop protocol lines, the internal low-pass digital filtering infrastructure attenuates high-frequency frequency-shift keying (FSK) cross-talk. This isolation prevents electromagnetic coupling from introducing signal jitter or false logic transitions into the discrete data registers.
Frequently Asked Questions
Q: How does the VE4001S2T2B6 power the field-side dry contact points?
A: The module distributes a nominal 24 VDC wetting voltage from the system bus to the 32 input circuits. Contact status is evaluated by tracking the physical loop current, which operates between the 5 to 30 mA threshold limits per channel.
Q: What are the backplane isolation behaviors when executing hot-swap module replacement?
A: The module supports live online extraction and insertion into a powered DeltaV Series 2 Plus carrier. Staggered connector pins limit the initial inrush current during seating, ensuring that adjacent running cards do not experience voltage dips or bus communication interruptions.
Field Installation Guidelines
- Module Seating and Frame Grounding: Lock the card into its designated carrier slot position, compressing the module until the mechanical retaining clips fully engage the housing. The carrier assembly must link directly to the localized copper instrument earth grid with an electrical resistance under 1 Ohm.
- Cable Channel Segregation: Route all 32 discrete input field lines through wiring ducts separate from high-voltage AC electrical lines or variable frequency drive conductors. Maintain a physical clearance of at least 300 mm to suppress transient voltage spikes.
- Screw Terminal Contact Torque: Fasten all field wires into the integrated screw terminals to the specified torque limits. Inadequate compression on the terminals creates variable contact resistance, which leads to intermittent channel logs and false input state readings.