Excellent PLC
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Emerson VE4031S2T2B1 M-series Redundant Standard I/O Termination Block
- Product Details
- FAQs
- Related
- Contact Us
- Packing & Delivery
- Product Ratings
Product Overview
The Emerson VE4031S2T2B1 is a redundant standard I/O termination block designed for use with DeltaV™ M-series Discrete Input cards. It enables high-reliability signal termination in safety-critical applications and supports dual redundant 24V DC dry contact inputs, ensuring continuity in the event of module failure.
Key Features
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Supports redundant discrete input signal wiring
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Ensures proper card installation via mechanical keying
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Compact, DIN-rail mountable
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Plug-and-play design reduces wiring errors
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Suitable for field use in process industries
Technical Specifications
| Parameter | Value |
|---|---|
| Model Number | VE4031S2T2B1 |
| Application Type | Redundant Discrete Input (24V DC Dry Contact) |
| Channel Capacity | 8 Channels |
| Redundancy Support | Yes (1:1 card redundancy) |
| Installation Type | DIN-rail mounted |
| Compatibility | DeltaV M-series I/O carriers |
| Keying | Mechanical keyed interface |
| Protection Rating | IP20 |
| Operating Temperature | -40°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Relative Humidity | 5–95%, non-condensing |
| Dimensions (H x W x D) | 107 x 41 x 105 mm |
| Weight | 0.3 kg |
Applications
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Redundant safety input systems in oil & gas, chemical, and power industries
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High-availability control systems using DeltaV™
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Distributed I/O architectures requiring failover protection
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Safety shutdown systems and ESD integration
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Continuous process control environments
Advantages
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Redundancy Built-in: Maintains signal integrity during primary module failures
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Field-proven Reliability: Engineered for mission-critical applications
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Fast Replacement: Keyed design prevents installation errors
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Compact Design: Saves control cabinet space
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Plug-and-play: Minimizes installation and commissioning time
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Wide Compatibility: Fully integrated with DeltaV M-series systems
FAQ (Frequently Asked Questions)
Q1: What type of signals does VE4031S2T2B1 support?
A1: It supports 24V DC dry contact discrete input signals in redundant configurations.
Q2: Is the module hot-swappable?
A2: Yes, it supports under-power replacement in safe areas.
Q3: Can this block be used with non-redundant cards?
A3: No, it is specifically designed for redundant card pairs.
Q4: How is proper module insertion ensured?
A4: Mechanical keying prevents incorrect card insertion.
Q5: What environment standards does it comply with?
A5: It meets ISA-S71.04 Class G3 and has conformal coating for corrosion resistance.
Q6: Does it support field pre-wiring?
A6: Yes, terminal blocks can be wired before I/O cards are inserted.
Q7: What is the maximum operating temperature?
A7: +70°C.
Q8: Is it certified for hazardous areas?
A8: Yes, it holds ATEX, IECEx, FM, and CSA certifications for Class I Div 2 environments.
Q9: Can I use this in legacy DeltaV systems?
A9: Yes, for v10.3.1 and above. Use VE4031S2T2B1; for earlier versions, use KJ3222X1-BA2.
Q10: How many channels does it support?
A10: It supports 8 channels in a redundant I/O configuration.
Related Models (Same Series)
| Model Number | Description | Channels | Redundancy | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| VE4001S2T2B1 | Standard I/O Termination Block (Simplex) | 8 | No | 107x41x105 | 0.3 kg |
| VE4001S2T2B2 | Fused I/O Termination Block (Simplex) | 8 | No | 107x41x105 | 0.3 kg |
| VE4001S2T2B3 | 16-Pin Mass Termination Block | 8 | No | 107x41x105 | 0.3 kg |
| VE4001S2T2B4 | Standard I/O Block for 32ch DI Card | 32 | No | 107x41x105 | 0.3 kg |
| VE4031S2T2B6 | Redundant 32ch DI Terminal Block Plus | 32 | Yes | 107x41x105 | 0.3 kg |
| VE4031S2T2B7 | Redundant 40-Pin DI Mass Termination Block | 32 | Yes | 107x41x105 | 0.3 kg |
Popular Emerson Models
| Model Number | Description | Application | Dimensions (mm) | Weight |
|---|---|---|---|---|
| VE4002S2T1B1 | Standard DO Termination Block (AC Isolated) | Digital Output (AC) | 107x41x105 | 0.3 kg |
| VE4002S2T2B1 | Standard DO Termination Block (AC High-Side) | Digital Output (AC) | 107x41x105 | 0.3 kg |
| VE4005S2B1 | Standard AO Termination Block | Analog Output (4-20mA) | 107x41x105 | 0.3 kg |
| VE4003S2B1 | Standard AI Termination Block | Analog Input (4-20mA) | 107x41x105 | 0.3 kg |
| VE4001S2T1B1 | Standard DI Termination Block (Isolated) | Digital Input (24V DC) | 107x41x105 | 0.3 kg |
| VE4032S2T2B1 | Redundant DO Termination Block (DC High-Side) | Redundant Digital Output | 107x41x105 | 0.3 kg |
FAQ (Frequently Asked Questions)
Q1: What type of signals does VE4031S2T2B1 support?
A1: It supports 24V DC dry contact discrete input signals in redundant configurations.
Q2: Is the module hot-swappable?
A2: Yes, it supports under-power replacement in safe areas.
Q3: Can this block be used with non-redundant cards?
A3: No, it is specifically designed for redundant card pairs.
Q4: How is proper module insertion ensured?
A4: Mechanical keying prevents incorrect card insertion.
Q5: What environment standards does it comply with?
A5: It meets ISA-S71.04 Class G3 and has conformal coating for corrosion resistance.
Q6: Does it support field pre-wiring?
A6: Yes, terminal blocks can be wired before I/O cards are inserted.
Q7: What is the maximum operating temperature?
A7: +70°C.
Q8: Is it certified for hazardous areas?
A8: Yes, it holds ATEX, IECEx, FM, and CSA certifications for Class I Div 2 environments.
Q9: Can I use this in legacy DeltaV systems?
A9: Yes, for v10.3.1 and above. Use VE4031S2T2B1; for earlier versions, use KJ3222X1-BA2.
Q10: How many channels does it support?
A10: It supports 8 channels in a redundant I/O configuration.
Related Models (Same Series)
| Model Number | Description | Channels | Redundancy | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| VE4001S2T2B1 | Standard I/O Termination Block (Simplex) | 8 | No | 107x41x105 | 0.3 kg |
| VE4001S2T2B2 | Fused I/O Termination Block (Simplex) | 8 | No | 107x41x105 | 0.3 kg |
| VE4001S2T2B3 | 16-Pin Mass Termination Block | 8 | No | 107x41x105 | 0.3 kg |
| VE4001S2T2B4 | Standard I/O Block for 32ch DI Card | 32 | No | 107x41x105 | 0.3 kg |
| VE4031S2T2B6 | Redundant 32ch DI Terminal Block Plus | 32 | Yes | 107x41x105 | 0.3 kg |
| VE4031S2T2B7 | Redundant 40-Pin DI Mass Termination Block | 32 | Yes | 107x41x105 | 0.3 kg |
Popular Emerson Models
| Model Number | Description | Application | Dimensions (mm) | Weight |
|---|---|---|---|---|
| VE4002S2T1B1 | Standard DO Termination Block (AC Isolated) | Digital Output (AC) | 107x41x105 | 0.3 kg |
| VE4002S2T2B1 | Standard DO Termination Block (AC High-Side) | Digital Output (AC) | 107x41x105 | 0.3 kg |
| VE4005S2B1 | Standard AO Termination Block | Analog Output (4-20mA) | 107x41x105 | 0.3 kg |
| VE4003S2B1 | Standard AI Termination Block | Analog Input (4-20mA) | 107x41x105 | 0.3 kg |
| VE4001S2T1B1 | Standard DI Termination Block (Isolated) | Digital Input (24V DC) | 107x41x105 | 0.3 kg |
| VE4032S2T2B1 | Redundant DO Termination Block (DC High-Side) | Redundant Digital Output | 107x41x105 | 0.3 kg |
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Excellent PLC Co., Ltd. has a large number of brand new and original PLC and DCS spare parts, with more than 60 cooperative countries. All products are guaranteed for 1 year and delivered to you by high-quality express. We are committed to using the best products and the most favorable prices to meet the needs and friendship of our customers. We have won the trust of thousands of customers, including these excellent customers.
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