The Emerson VE4002S2T1 is a DeltaV Series 2 discrete input module designed for stable and accurate acquisition of digital field signals in industrial automation systems. It is typically used to monitor ON/OFF status signals from switches, relay contacts, limit switches, motor starters, alarm circuits, and safety interlock devices.
Built for demanding process environments, this module emphasizes signal stability, electrical isolation, and long-term operational reliability, making it suitable for continuous monitoring applications in critical industries such as oil & gas, chemical processing, and power generation.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Emerson |
| Model | VE4002S2T1 |
| Product Type | Discrete Input Module (DI) |
| System Platform | DeltaV Series 2 I/O |
| Input Channels | 8 channels |
| Input Type | 24 V DC digital input |
| Signal Type | Dry contact / powered status signals |
| Input Voltage Range | 19.2–28.8 V DC |
| Response Time | ≤ 1 ms (typical) |
| Isolation | Channel-to-system galvanic isolation |
| Diagnostics | Channel status monitoring and fault detection |
| Wiring Interface | DeltaV termination system |
| Mounting Method | DeltaV I/O carrier mounted |
| Operating Temperature | -40°C to +70°C |
| Humidity Range | 5%–95% non-condensing |
| EMC Protection | Industrial-grade noise immunity |
Physical Dimensions & Weight
| Parameter | Specification |
|---|---|
| Dimensions (L × W × H) | 105 × 125 × 42 mm |
| Length × Width × Height | Compact DeltaV standard module form factor |
| Weight | Approx. 0.30–0.55 kg |
Recommended Related Models
- Emerson VE4001S2T2B1 – Standard 24 V DC DI module
- Emerson VE4001S2T2B4 – High-density DI variant
- Emerson VE4001S2T2B5 – Event / extended DI module
- Emerson VE4001S4T2B1 – 230 V AC DI module
- Emerson VE4001S4T2B2 – High-voltage AC DI module
- Emerson VE4002S1T2B1 – Digital output module
- Emerson VE4002S1T2B3 – Discrete output variant
- Emerson VE3006 MD Plus Controller
- Emerson VE3008 MQ Controller
- Emerson VE4033S2B1 Redundant I/O module
Popular Emerson DeltaV Modules
- VE3006 MD Plus Controller
- VE3008 MQ Controller
- VE4003S2B1 Analog Input Module
- VE4005S2B1 Analog Output Module
- VE4002S2T1 Digital Input Module
- VE4001S2T2 Series Input Modules
- VE4002S1T2 Series Output Modules
- VE4033S2B1 Redundant I/O Module
