KJ2201X1-JA1 Emerson Redundant SLS Terminal Block

Product Description

The Emerson KJ2201X1-JA1 Redundant SLS Terminal Block provides terminal connections for circuits within a DeltaV Scalable Process System. Its specifications include a 30 VDC voltage rating, separate current limits for circuits between terminals A and B and terminals A and C, and environmental ratings for Zone 2 hazardous-area applications. The unit carries the stated Nemko ATEX certification reference and has specific restrictions for insertion, removal, and maintenance.

Hardware Specifications

Electrical Characteristics

The terminal block specifies different current limits according to the terminal pair. Circuits connected between terminals A and B have a maximum current of 30 mA per channel, while circuits between terminals A and C have a maximum current of 1.0 A per channel. These limits apply to their respective circuit paths and should not be interchanged when checking wiring or connected loads.

Hazardous-Area Requirements

The supplied specifications identify the unit for Category II 3 G applications and list the protection marking EEx nA IIC T4 with Nemko certificate reference 02ATEX431U. Installation and operation in hazardous areas require compliance with the applicable DeltaV Zone 2 instructions. Verify the product label and the applicable installation documentation before commissioning.

Installation and Maintenance

• Power isolation: Do not insert or remove the unit while system power is energized.
• Maintenance: The unit contains no user-serviceable parts. Do not disassemble it.
• Calibration: No calibration is required according to the supplied product documentation.
• Product identification: Check the product label for the serial number and the location and date of manufacture.
• Installation documentation: Refer to document 12P2046, DeltaV Scalable Process System Zone 2 Installation Instructions, and the applicable Installing Your DeltaV Safety Instrumented System Hardware manual.

Frequently Asked Questions

Q: What are the current limits for the KJ2201X1-JA1?

A: The maximum current is 30 mA per channel for circuits between terminals A and B, and 1.0 A per channel for circuits between terminals A and C. Confirm the terminal assignments and circuit requirements before connecting the equipment.

Q: Can the KJ2201X1-JA1 be removed while the system is running?

A: No. The supplied documentation explicitly prohibits insertion or removal while system power is energized. Isolate system power before handling the unit.

Q: Does the KJ2201X1-JA1 require routine calibration?

A: No calibration is required. The unit also contains no user-serviceable parts and should not be disassembled.

Other Attributes

• Country of Origin: USA
• Lead Time: In Stock, 2 Working Days

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