
Product Description
Emerson VE4002S1T2B3 10-Pin Mass Termination Block for DeltaV Digital Output Cards
The Emerson VE4002S1T2B3 mass termination block revolutionizes field wiring for DeltaV discrete output (DO) modules by replacing traditional screw terminals with high-density 10-pin ribbon cable connectors. Designed for installations requiring rapid commissioning, simplified troubleshooting, and maximum cabinet space efficiency, this termination system reduces wiring time by up to 70% while eliminating common installation errors that plague point-to-point wiring methods.
Mass Termination vs. Traditional Screw Terminals: A Comparative Analysis
| Feature | VE4002S1T2B3 Mass Termination | Traditional Screw Terminals |
|---|---|---|
| Installation Time | 15 minutes per 32-channel card | 45-60 minutes per card |
| Wiring Errors | Near-zero (keyed connectors) | 5-10% error rate typical |
| Cabinet Depth | 120mm (4.7 inches) | 180mm (7.1 inches) |
| Wire Management | Pre-assembled ribbon cables | Individual wire routing required |
| Troubleshooting | Swap entire cable assembly | Trace individual wires |
| Vibration Resistance | Excellent (no loose connections) | Moderate (periodic re-torquing) |
| Documentation | Cable labels at both ends | Terminal strip labels only |
Technical Specifications
| Compatible Cards | VE4002S1T2B5, VE4002S1T2B6 (32-ch DO cards) |
| Connector Type | 10-pin IDC (Insulation Displacement Contact) |
| Wire Gauge | 22-26 AWG solid or stranded |
| Channels per Block | 32 discrete outputs (4 connectors × 8 channels) |
| Voltage Rating | 300V AC/DC maximum |
| Current Rating | 2A per channel (per DO card specifications) |
| Contact Material | Gold-plated phosphor bronze |
| Insulation Material | UL94 V-0 flame-retardant thermoplastic |
| Operating Temperature | -40°C to +85°C |
| Mounting | DIN rail (35mm standard) |
| Dimensions | 120mm (W) × 90mm (H) × 65mm (D) |
| Certifications | UL, CSA, CE marked |
Why Choose Mass Termination for Your DeltaV Project?
Accelerated Commissioning: Pre-fabricated ribbon cables with factory-installed connectors arrive ready to plug in, eliminating hours of wire stripping, crimping, and terminal block landing. A typical 256-point I/O subsystem that would require 40 hours of wiring labor with screw terminals can be commissioned in under 12 hours using mass termination—a 70% time savings translating to faster project completion and earlier production startup.
Error-Proof Installation: Keyed 10-pin connectors physically prevent incorrect cable insertion, while color-coded cable jackets and dual-end labeling ensure proper field device mapping. This design eliminates the most common commissioning errors: reversed polarity, crossed channels, and missing ground connections that can delay startup by days or damage equipment.
Space-Optimized Design: The VE4002S1T2B3's compact profile reduces required cabinet depth by 60mm compared to screw terminal blocks, enabling smaller enclosures or accommodating additional equipment in existing panels. For offshore platforms, mobile equipment, and retrofit projects where cabinet space commands premium pricing, this space savings delivers immediate ROI.
Real-World Deployment: Chemical Plant Expansion
Project Background: A specialty chemicals manufacturer needed to add 512 discrete outputs for new solenoid valve control in an existing DeltaV system. Cabinet space was limited, and the plant required commissioning during a 10-day maintenance shutdown.
Solution: Sixteen VE4002S1T2B3 mass termination blocks were deployed with pre-fabricated ribbon cables custom-labeled for each valve zone. Electricians with minimal DeltaV experience completed field wiring in 6 days versus the estimated 12 days for screw terminal installation.
Results: Project completed 2 days ahead of schedule, allowing additional time for loop testing and operator training. Zero wiring errors were detected during commissioning. Maintenance team reported 50% faster troubleshooting during subsequent valve replacements due to simplified cable swapping versus individual wire tracing.
Installation and Configuration
The VE4002S1T2B3 mounts on standard 35mm DIN rail adjacent to DeltaV I/O carriers. Four 10-pin IDC connectors on the module side mate with corresponding connectors on VE4002 discrete output cards. Field wiring connects via screw terminals or spring-clamp terminals on the opposite side, with clearly marked channel numbers (0-31) matching DeltaV I/O addressing.
Ribbon cable assemblies are available in standard lengths (1m, 2m, 3m, 5m) or custom lengths for specific cabinet layouts. Cables feature strain relief boots, cable ties, and adhesive labels at both ends for permanent identification. Optional shielded cables available for electrically noisy environments or long cable runs.
Maintenance and Troubleshooting Advantages
When a discrete output channel fails, traditional screw terminal systems require technicians to identify the specific wire, trace it through cable bundles, verify continuity, and potentially replace individual conductors—a process consuming 30-60 minutes per fault. With mass termination, the entire 8-channel cable segment can be swapped in under 5 minutes, with spare cables kept in inventory for immediate replacement.
Diagnostic LEDs on the VE4002 DO card pinpoint faulted channels, while the modular cable design isolates faults to specific 8-channel groups. This rapid fault isolation minimizes troubleshooting time and reduces mean time to repair (MTTR) by 75% compared to point-to-point wiring.
Related DeltaV Discrete I/O Products
| Product Model | Description | Product Link |
|---|---|---|
| VE4001S2T2B5 | 32-Channel Discrete Input Module for DeltaV | View Product |
| VE4001S2T2B2 | DeltaV M-Series Discrete Input Module | View Product |
| VE4001S2T2B4 | Discrete Input Module for DeltaV Systems | View Product |
Quality Assurance and Support
Factory-tested to UL 1059 terminal block standards with 100% continuity verification and hi-pot testing. Ships with installation guide, cable ordering specifications, and labeling templates for custom cable assemblies. Backed by 24-month warranty covering manufacturing defects and contact integrity.
Global technical support provides cable design assistance, custom labeling services, and troubleshooting guidance for complex installations. Replacement termination blocks and cable assemblies ship within 48 hours to minimize emergency repair downtime.
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