Description
Product Description
Overview
The Emerson KJ3201X1-BA1 (12P0551X062) is a 16-channel 24 VDC discrete input module for the DeltaV M-Series, designed for industrial control systems. It converts 24 VDC signals from field switches, sensors, or dry-contact devices into digital data for DeltaV controllers to execute logic operations. The module features a plug-and-play design for fast integration into M-Series racks, enabling efficient I/O management.
Key Features
High-Density Input Monitoring
Supports 16 independent digital channels, each with a dedicated status LED for quick local state visualization.
Programmable Input Filtering
Hardware and software debounce filters allow the module to ignore mechanical switch chatter and electrical noise, ensuring only valid state changes are reported to the controller.
Integrated Diagnostics
The module performs continuous self-tests. A "Card Health" LED indicates faults, and DeltaV Diagnostic Explorer provides detailed alerts. It can also detect “Out of Range” or channel faults.
Hot-Swappable Capability
The module can be replaced or added while the system is powered and the controller is running, without interrupting other I/O modules.
Industrial-Grade Protection
The internal circuitry is coated to G3 standard (ISA-S71.04-1985 Class G3) for corrosion resistance. It operates in ambient temperatures from -40°C to +70°C and provides isolation between field and system sides to prevent fault propagation.
Applications
Ideal for monitoring motor run status, limit switch signals, valve position feedback, and other critical process control logic.
Technical Specifications
| Feature |
Specification |
| Model Number |
KJ3201X1-BA1 |
| Part Number |
12P0551X062 |
| Channels |
16 |
| Input Voltage |
24 VDC (high-side sensing) |
| ON Voltage |
> 15 VDC |
| OFF Voltage |
< 5 VDC |
| Input Current |
~5 mA per channel @ 24 VDC |
| Power Consumption |
Max 2.5 W |
| Local Bus Power |
12 VDC, 150 mA |
| Bussed Field Power |
24 VDC, 100 mA |
| Hazardous Area Approvals |
ATEX, CE, UL, FM Class 1 Div 2 |
| Operating Temperature |
-40°C to +70°C |
| Vibration/Shock |
1 mm peak-to-peak (2–13.2 Hz), 0.7 g (13.2–150 Hz), 10 g half-sine 11 ms |
| Environmental Protection |
G3 conformal coating, 5–95% non-condensing humidity |
| Terminal Block Compatibility |
Standard Mass Termination Block or Fused Terminal Block (e.g., KJ4001X1-BA1) |
| Installation Requirements |
System power must be off for insertion/removal; non-sparking field circuits must be de-energized. |
FAQ
Q: Is the KJ3201X1-BA1 hot-swappable?
A: Yes, it can be replaced or added while the controller is running.
Q: What is the input current per channel?
A: Approximately 5 mA per channel.
Q: Can the module operate in harsh environments?
A: Yes, it operates from -40°C to +70°C with G3-level conformal coating for corrosion resistance.
Similar Models Comparison
Compared to KJ3200X1-BA1, the KJ3201X1-BA1 adds status LEDs and programmable input filtering, suitable for higher-density and precise state monitoring applications.
