Product Introduction
The Emerson KJ3008X1-BA1 Sequence of Events (SOE) Module is an 8-channel high-speed event recording module designed for distributed control systems (DCS). It captures and time-stamps discrete field signals in precise order, allowing operators and engineers to analyze system behavior during alarms, trips, and fault conditions.
This module is essential in applications where accurate event sequencing is required for troubleshooting and root-cause analysis. It records digital status changes from field devices such as breakers, switches, and protection relays with high reliability and timing precision.
Built for demanding industrial environments, the KJ3008X1-BA1 supports stable operation under wide temperature and humidity ranges, making it suitable for critical infrastructure such as power plants, oil & gas facilities, and process industries.
Product Specifications
| Parameter | Specification |
|---|---|
| Model | KJ3008X1-BA1 |
| Brand | Emerson |
| Type | Sequence of Events (SOE) Module |
| Channels | 8-Channel |
| Function | High-speed event logging and time stamping |
| Local Bus Power | 12 VDC @ 150 mA |
| Field Circuit Rating | 60 VDC @ 1 A per channel |
| Terminal Block Key Position | B5 |
| Protection Rating | IP20 |
| Operating Temperature | -40°C to +70°C |
| Relative Humidity | 5% to 95% non-condensing |
| Application | Digital event sequence recording |
| Installation Type | Control system rack / panel mount |
| Operating Environment | Industrial |
| Dimensions | 107 × 41 × 105 mm |
| Weight | 0.45 kg |
Applications
• Power generation systems – records breaker trips, alarms, and protection events in precise sequence
• Substation automation – captures switching and fault event timing
• Oil and gas facilities – supports diagnostic analysis of operational events
• Process industries – enables accurate system behavior reconstruction
• Industrial control systems (DCS) – provides high-resolution event logging for troubleshooting
Advantages
• 8-channel high-speed event capture improves monitoring coverage
• Accurate time-stamped sequencing supports precise fault analysis
• Improved troubleshooting capability reduces downtime and diagnostic time
• Wide environmental tolerance (-40°C to +70°C) ensures reliable operation
• Robust industrial electrical ratings support demanding field conditions
• Seamless integration with Emerson DCS systems ensures stable performance
Excellent PLC
