Brand:Emerson Module Item No.:Emerson VE4001S2B1 KJ3222X1-BA1 Product Origin:USA Product Dimensions:105 × 125 × 42 mm Product Weight:0.45 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Emerson VE4001S2B1 (KJ3222X1-BA1) is a DeltaV Series 2 discrete input module designed for reliable acquisition of digital ON/OFF signals from field devices. It is widely used in industrial automation systems to monitor switches, relays, alarms, interlocks, and safety-related status signals.
In DeltaV architectures, this module acts as a critical interface between field wiring and the control system, ensuring fast, stable, and electrically isolated signal transmission for continuous process operations.
Technical Specifications
Parameter
Specification
Manufacturer
Emerson
Model
VE4001S2B1 (KJ3222X1-BA1)
Product Type
Discrete Input Module (DI)
System Platform
DeltaV Series 2 I/O
Input Channels
8 channels
Input Type
24 V DC dry contact / digital input
Signal Function
ON/OFF status monitoring
Response Time
≤ 1 ms (typical)
Isolation
Optical isolation per channel group
Wiring System
DeltaV termination assembly compatible
Mounting Type
I/O carrier / subsystem rack
Diagnostic Function
Channel status diagnostics supported
Operating Temperature
-20°C to +70°C
Humidity Range
5% to 95% non-condensing
Environmental Protection
Industrial control cabinet rated
Physical Dimensions & Weight
Parameter
Specification
Dimensions (H × W × D)
105 × 125 × 42 mm
Weight
Approx. 0.30–0.45 kg
System Integration & Recommended Related Modules
The VE4001S2B1 KJ3222X1-BA1 is typically used within Emerson DeltaV control systems alongside:
Emerson VE3006 MD Plus Controller Module
Emerson VE3004 M5 Plus Controller Module
Emerson VE4003S2B1 Analog Input Module
Emerson VE4005S2B1 Analog Output Module
Emerson VE4033S2B1 Redundant Input Module
Emerson SE4053S2B11 Analog Input Plus Card
Emerson SE4055S2B5 Analog Output Plus Card
Emerson SE4083S2B11 Redundant Input Module
Emerson SE4082S1T2B8 Digital Output Module
These modules collectively form a scalable, high-reliability distributed control architecture for process industries.
Common Emerson DeltaV Discrete Input Modules
Frequently used related modules in similar applications include:
VE4001S2B1 8-Channel Discrete Input Module
VE4001S2T2B1 Series Input Variant Modules
VE4003S2B1 Analog Input Family Modules
SE4083S2B11 Redundant Digital Input Modules
KJ3222X1-BA1 Based Series 2 Input Cards
Industrial Applications
The VE4001S2B1 KJ3222X1-BA1 is widely deployed across industries requiring reliable digital signal monitoring:
Oil & Gas Industry
Used for valve status monitoring, emergency shutdown signals, and safety interlocks in upstream and downstream facilities.
Chemical & Petrochemical Plants
Supports process alarms, equipment status monitoring, and interlock logic in continuous production systems.
Power Generation Facilities
Monitors breaker status, turbine auxiliary signals, and boiler protection systems.
Water & Wastewater Treatment
Tracks pump status, tank level switches, and system alarms across distributed plants.
Manufacturing Automation
Used for machine state monitoring, conveyor control, and discrete safety systems.
Key Advantages
Fast and Stable Signal Acquisition
Ensures real-time detection of field device ON/OFF states with millisecond-level response.
Strong Electrical Isolation
Protects control systems from field noise, surges, and interference.
High System Reliability
Designed for continuous 24/7 industrial operation in harsh environments.
Seamless DeltaV Integration
Fully compatible with Emerson DeltaV Series 2 I/O architecture.
Compact Multi-Channel Design
Provides efficient 8-channel density for optimized cabinet space usage.
Robust Industrial Performance
Maintains stable operation under vibration, temperature variation, and electrical noise conditions.
Technical FAQs
1. What is the main function of VE4001S2B1 KJ3222X1-BA1?
It acquires digital ON/OFF signals from field devices and sends them to the DeltaV system.
2. How many input channels does it support?
It supports 8 discrete input channels.
3. What type of signals does it handle?
It handles 24 V DC digital dry contact signals.
4. What is its response speed?
Typically ≤ 1 ms for signal detection.
5. What system is it used in?
It is used in Emerson DeltaV Series 2 distributed control systems.
6. Is it suitable for harsh environments?
Yes, it is designed for industrial-grade operating conditions.
7. Does it support isolation?
Yes, it uses optical isolation between field and system.
8. What industries use this module?
Oil & gas, chemical, power generation, water treatment, and manufacturing.
9. What is its installation method?
It is installed on DeltaV I/O carrier or termination assemblies.
10. Why is this module widely used?
Because it delivers reliable, fast, and electrically isolated digital input acquisition for critical industrial automation systems.
