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Product Introduction
The Emerson KJ4001X1-CJ1 is a 32-Channel Terminal Block specifically designed for the DeltaV™ control system, part of the Emerson Ovation and DeltaV hardware platform. Engineered for high-density signal wiring and modular connectivity, this terminal block provides a reliable interface for connecting field wiring to the I/O modules.
This model features 32 individually labeled terminals and is typically used in conjunction with 32-channel discrete I/O cards, ensuring efficient signal transmission with minimal wiring complexity. The KJ4001X1-CJ1 allows easy installation, maintenance, and replacement, supporting fast commissioning in complex industrial control systems.
With its robust build, clear channel identification, and compatibility with DeltaV I/O cards, this terminal block enhances plant reliability, reduces downtime, and supports the scalable architecture of modern automation systems.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Emerson Electric Co. |
| Product Model | KJ4001X1-CJ1 |
| Product Type | 32-Channel Terminal Block |
| Channels | 32 |
| Connection Type | Screw Terminal |
| Channel Identification | Numbered & Labeled per Channel |
| Compatible I/O Modules | 32-channel DeltaV Discrete I/O Modules |
| Mounting Type | DIN Rail or Panel Mounted |
| Wire Size Supported | 16 – 24 AWG |
| Insulation Resistance | > 100 MΩ @ 500V DC |
| Operating Temperature Range | -40°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5% to 95% non-condensing |
| Vibration Tolerance | 2 g, 10–500 Hz |
| Shock Resistance | 15 g, 11 ms, half-sine wave |
| Housing Material | Industrial-grade Polyamide (Flame Retardant) |
| Flammability Rating | UL 94 V-0 |
| Dimensions (W × H × D) | 110 x 100 x 30 mm |
| Weight | 0.3 kg |
| Certifications | CE, UL, CSA, ATEX (depending on configuration) |
| System Compatibility | Emerson DeltaV™ & Ovation™ systems |
Product Applications
The Emerson KJ4001X1-CJ1 terminal block is widely utilized across a variety of process and factory automation environments, particularly in industries where dense signal concentration and high reliability are required:
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Oil & Gas: Integration of discrete sensors and actuators in upstream and downstream processes.
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Power Generation: Control system interconnection for turbine and boiler management.
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Chemical and Petrochemical Plants: Reliable interface between field instruments and DCS I/O modules.
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Pharmaceutical Manufacturing: GMP-compliant signal connectivity for clean room equipment.
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Pulp & Paper: High-density I/O wiring for continuous process control.
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Water Treatment Facilities: Compact and efficient wiring of level switches, valves, and pumps.
Product Advantages
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High-Density Channel Support: 32 channels in a compact format help reduce panel size and wiring complexity.
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DeltaV System Integration: Designed for seamless operation with Emerson DeltaV discrete I/O cards.
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Robust and Durable Construction: Built to withstand industrial temperature ranges, vibration, and shock.
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Time-Saving Installation: Pre-labeled terminals and standard wire sizing simplify field wiring and maintenance.
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Improved System Reliability: Secure screw terminals and strong insulation reduce wiring failures.
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DIN Rail/Panel Mount Flexibility: Supports diverse installation environments and cabinet configurations.
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Ease of Maintenance: Clear labeling and modularity allow fast troubleshooting and terminal replacement.
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Environmental Resilience: Operates reliably in a wide range of humidity and temperature conditions.
Frequently Asked Questions (FAQ)
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What is the primary function of the KJ4001X1-CJ1 terminal block?
It connects field wires to DeltaV 32-channel discrete I/O modules in a structured, secure way. -
Is this terminal block compatible with all Emerson I/O modules?
It is specifically designed for 32-channel discrete I/O modules within the DeltaV system. -
Can the terminal block be mounted on a DIN rail?
Yes, it supports both DIN rail and panel mounting options. -
What kind of wiring does it support?
It supports 16 to 24 AWG wire sizes, common in industrial signal wiring. -
How are the terminals labeled?
Each of the 32 terminals is pre-labeled for easy identification and wiring accuracy. -
Is there electrical isolation between channels?
Electrical isolation is managed at the I/O module level, not within the terminal block. -
Does the KJ4001X1-CJ1 come with surge protection?
No built-in surge protection; external protection may be necessary depending on application. -
Can this be used in hazardous environments?
With proper enclosure and certification (e.g., ATEX), it can be deployed in hazardous areas. -
Is it difficult to replace in the field?
No, its modular design and labeled channels make replacement straightforward during maintenance. -
Does it support analog signal wiring?
It is optimized for discrete signals. For analog wiring, other specialized terminal blocks are recommended.
Related Models from the Same or Compatible Series
| Model | Description | Channels | Use Case |
|---|---|---|---|
| KJ4001X1-BB1 | 16-Channel Terminal Block | 16 | For medium-density discrete I/O |
| KJ4001X1-BA1 | 8-Channel Terminal Block | 8 | Low-density I/O configurations |
| KJ1501X1-BB1 | DeltaV Redundant Power Terminal | N/A | Power redundancy interface |
| KJ3222X1-BA1 | Analog Input Terminal Block | 16 | Analog signal connectivity |
| KJ3204X1-BA1 | Analog Output Terminal Block | 8 | For analog actuators |
| KJ4010X1-BE1 | Extended 32-Channel Terminal Block (Enhanced) | 32 | For long-term high-reliability setups |
Popular Emerson Automation Models
| Model | Description | Category | System Compatibility |
|---|---|---|---|
| VE5009 | DeltaV System Power Supply Module | Power Supply Module | DeltaV |
| KJ3001X1-BB1 | DeltaV 8-Channel Analog Input Module | I/O Module | DeltaV |
| KJ3002X1-BG1 | DeltaV 16-Channel Digital Output Module | I/O Module | DeltaV |
| KJ2003X1-BB1 | DeltaV Controller Module | Controller | DeltaV |
| KJ1501X1-BM1 | Redundant Field Power Supply | Power Supply / Redundancy | DeltaV |
| KJ4002X1-BF2 | DeltaV 16-Channel HART AI Module | Analog Input (HART) | DeltaV |
