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ve4001s2t1b1-0

EMERSON Delta V

Home >  Products >  EMERSON >  EMERSON Delta V

Emerson DeltaV M-series VE4001S2T1B1 Discrete Input Card, 8 Channels, 24 VDC, Isolated, Standard I/O Termination Block | Original New

EMERSON | DELTAV M-SERIES
VE4001S2T1B1
Discrete Input Card, 8 Channels, 24 VDC, Isolated, Standard I/O Termination Block
CORE FEATURE: Eight individually isolated 24 VDC input channels with a standard I/O termination block.
KEY SELECTION: 8 channels | On above 10 VDC | Off below 5 VDC | Key B2
LEAD TIME: In stock   |   WARRANTY: 1 year
Appurtenance:
  • Overview
  • Technical Data
  • Inquiry
  • Model Verification
  • Compatibility
  • Installation
  • Procurement Checks
  • FAQ
  • Recommend Models
  • Recommended Products
VE4001S2T1B1 Emerson DeltaV M-series VE4001S2T1B1 is an 8-channel 24 VDC isolated discrete input card supplied with the standard I/O termination block. Each channel is optically isolated from the system and from the other channels. Official selection details, signal characteristics, keying and compatibility should be matched to the exact complete ordering code before purchase.

Technical Data

Technical Data
Complete model
VE4001S2T1B1
Brand
Emerson
Product family
DeltaV M-series Traditional I/O
Product type
Discrete input card with standard I/O termination block
Number of channels
8
Input type
24 VDC, isolated
Isolation
Each channel optically isolated from the system and each other; factory tested to 1500 VDC
Detection level for On
Above 10 VDC
Detection level for Off
Below 5 VDC
Input impedance
5 mA at 24 V
LocalBus current
75 mA typical; 100 mA maximum at 12 VDC nominal
Field circuit power
None
I/O card keying
B2
Compatible terminal block
Standard I/O termination block; fused option available
Mass termination option
16-pin mass termination block
Dimensions
H 10.7 x W 4.1 x D 10.5 cm
Weight
Not separately published for VE4001S2T1B1 in the selected official document
Protection rating
IP20
Operating temperature
-40 to 70 deg C
Storage temperature
-40 to 85 deg C
Relative humidity
5 to 95% non-condensing
Certifications
CE, FM, CSA, ATEX, IECEx; marine certifications include IACS E10, ABS and DNV
Source basis: Emerson DeltaV M-series Traditional I/O Product Data Sheet, March 2026, pages 3, 4, 14, 25-28 and 31.

Model Verification

Model Verification
Exact marking
VE4001S2T1B1
Official identity
8-channel isolated 24 VDC discrete input I/O interface
Evidence to match
Match the complete VE4001S2T1B1 marking, standard I/O termination block, 8-channel layout and B2 card keying.

Compatibility

Compatibility
System
For DeltaV M-series Traditional I/O with MQ, MX or PK controllers and M-series horizontal or VerticalPlus carriers. This 8-channel isolated DI card is listed in simplex format.
Key selection
8 channels | On above 10 VDC | Off below 5 VDC | Key B2
Source control
Use the current official Emerson data sheet and confirm the installed carrier, software and revision before substitution.

Installation

Installation
Keying
Pre-wire the standard terminal block as required, confirm B2 keying, and insert only the correct isolated 24 VDC DI card. Follow the applicable hazardous-area installation procedure.
Field wiring
Verify polarity, signal range, isolation and the exact terminal-block wiring before energizing.
Environment
Maintain the published -40 to 70 deg C operating range, IP20 protection and applicable hazardous-area procedures.

Procurement Checks

Procurement Checks
Identity
Require a clear current photo showing the complete VE4001S2T1B1 marking.
Engineering match
Require the full model label, 8-channel isolated DI identity, standard terminal block, B2 keying, connector condition and terminal photos before payment.
Condition evidence
Request label, housing, connector, terminal, keying, seal and packaging photos before payment.

FAQ

FAQ
Q1. How can a buyer verify that the quotation is for exactly VE4001S2T1B1?
Require a current, legible nameplate photo showing the complete VE4001S2T1B1 marking. Match the 8-channel 24 VDC isolated DI, On above 10 VDC, Off below 5 VDC, B2 keying and standard terminal block to the official ordering description and the installed DeltaV hardware.
Q2. How can New, Used, or Refurbished condition be distinguished for VE4001S2T1B1?
Request high-resolution photos of the model label, housing, connector, keying parts, field terminals, screws and packaging. Wear, tool marks, cleaned terminals, replaced labels or mixed revisions require a written condition explanation.
Q3. How should supplier legitimacy be checked before purchasing VE4001S2T1B1?
Verify the registered company, physical contact information, business domain, banking beneficiary, written quotation, traceable references and inspection or return terms. Require a time-stamped image tying the exact VE4001S2T1B1 unit to the offer.
Q4. Which specifications should an engineer confirm before ordering VE4001S2T1B1?
Confirm 8-channel 24 VDC isolated DI, On above 10 VDC, Off below 5 VDC, B2 keying and standard terminal block. Also verify the M-series carrier, controller family, software version, field wiring, environmental limits and required approvals.
Q5. What physical evidence should be requested before payment?
Request front, side, connector and terminal photos; close-ups of the complete model and revision label; card keying; terminal-block configuration; packaging; and a dated image or video showing the same VE4001S2T1B1 unit identified in the quotation.
Q6. Can a similar suffix or related model replace VE4001S2T1B1?
Not automatically. Related VE4000-series suffixes can change the signal type, isolation method, terminal block, redundancy, channel count or mass-termination option. Replacement requires engineering verification of the complete ordering code, keying, wiring, carrier and DeltaV version.

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