Emerson KL4501X1-BE1 Address plug

The Emerson KL4501X1‑BE1 is an Address Plug (Plug #5, key position 3C) used in DeltaV™ Electronic Marshalling CHARM I/O systems. It assigns address number 5 to a CHARM terminal block, enabling automatic channel identification and configuration within the DeltaV control system. Specifically designed for hazardous-area installations (Zone 2 / Class I Div 2), the plug features rotary keying to avoid mis-insertion and ensures accurate and safe module addressing.

Key Features

• Assigns CHARM terminal block Address #5 (key position 3C)

• Rotary-keyed to ensure correct plug-block alignment

• Certified for hazardous-area use (Zone 2 / Class I Div 2)

• Non‑sparking; field power must be de‑energized prior to insertion/removal

• Plug-and-play—no calibration or service required

• Compatible with DeltaV™ CHARM I/O baseplates

Technical Specifications

Industry Applications

• DeltaV™ Electronic Marshalling setups needing accurate device addressing

• Hazardous-area automation in oil & gas, chemical, power generation, and refining sectors

• CHARM I/O channel configuration in remote or field-mounted installations

• Systems that rely on auto-configuration and keyed connection reliability

Product Advantages

• Ensures precise channel mapping and identification for CHARM modules

• Eliminates wiring errors via keyed plug-to-terminal block alignment

• Certified for safe use in Zone 2 / Class I Div 2 environments

• Simple to install—no maintenance or calibration required

• Enhances configuration efficiency within DeltaV™ CHARM I/O systems

Frequently Asked Questions (FAQ)

1. What address number does this plug assign?

   Address #5 (terminal key position 3C).

2. What power does it draw?

   +6.3 VDC at approximately 2 mA.

3. Can it be inserted or removed while the module is powered?

   No. Field power must be removed unless in a confirmed non-hazardous area.

4. Is the plug keyed to prevent mis-installation?

   Yes. Rotary keying ensures correct pairing.

5. Is calibration needed?

   No. The plug requires no user calibration or maintenance.

6. What environmental ratings does it meet?

   –40 to +70 °C, humidity to 95%, vibration and shock resistant as per spec.

7. Is it suitable for hazardous areas?

   Yes, certified for ATEX Zone 2 and FM Class I Div 2 use.

8. What if the wrong address plug is used?

   Channel mapping may be incorrect, requiring system re-addressing.

9. What is its weight?

   Approximately 0.05 kg.

10. How is it integrated?

    It plugs into the designated address slot on the CHARM terminal block, enabling DeltaV auto-configuration.