Description
Overview
The KJ3242X1‑BA1 (12P2471X042) Fieldbus H1 Card is a communication interface module designed for Emerson’s DeltaV M‑Series I/O subsystem. It provides a reliable FOUNDATION™ Fieldbus H1 link for connecting smart field devices to the DeltaV control architecture. Engineered for robust performance in demanding industrial environments, the module delivers stable fieldbus power, secure communication, and compliance with stringent safety and environmental standards.
Key Features
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FOUNDATION™ Fieldbus H1 communication interface
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Provides isolated fieldbus power for connected devices
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Rotary keying system to prevent incorrect installation
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Designed for hazardous and non‑incendive installations
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High durability under shock, vibration, and airborne contaminants
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Seamless integration with DeltaV M‑Series I/O carriers
Technical Specifications
Electrical Characteristics
| Parameter |
Specification |
| Model Number |
KJ3242X1‑BA1 (12P2471X042) |
| Module Type |
Fieldbus H1 communication card |
| Local Bus Power |
12 VDC, approx. 300 mA |
| Fieldbus Power Output |
9–32 VDC, 12 mA per port |
| Keying Position |
D6 rotary keying |
| Safety Requirements |
Field circuits must be de‑energized before maintenance |
Environmental Ratings
| Parameter |
Specification |
| Operating Temperature |
−40°C to +70°C |
| Storage Temperature |
−40°C to +85°C |
| Humidity |
5–95% RH, non‑condensing |
| Shock |
10 g, 11 ms |
| Vibration |
1 mm p‑p (2–13.2 Hz), 0.7 g (13.2–150 Hz) |
| Contaminant Resistance |
ISA‑S71.04 Class G3 |
| Protection Rating |
IP20 |
Mechanical Data
| Parameter |
Specification |
| Dimensions |
4.2 × 12.5 × 10.4 cm |
| Weight |
0.1 kg |
| Mounting |
DeltaV M‑Series carrier base |
| Country of Origin |
USA |
Logistics
| Parameter |
Specification |
| Condition |
Brand New |
| Availability |
In Stock |
| MOQ |
1 |
| HS Code |
8537101190 |
Functional Description
The KJ3242X1‑BA1 (12P2471X042) Fieldbus H1 Card provides a stable communication backbone for FOUNDATION™ Fieldbus devices within DeltaV control systems. It supplies isolated fieldbus power to connected instruments while maintaining strict electrical protection to ensure safe operation in hazardous or non‑incendive environments.
The module’s rugged design allows it to withstand extreme temperatures, mechanical shock, and vibration, making it suitable for installations in oil and gas, chemical processing, and other heavy‑duty industrial sectors. Its rotary keying mechanism prevents mismatched module installation, ensuring system integrity and reducing the risk of wiring errors.
Before installation or removal, all field wiring must be fully de‑energized, especially in energy‑limited or hazardous locations. The module supports full DeltaV integration, enabling diagnostics, device configuration, and network management through the DeltaV software suite.
Application Scenarios
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FOUNDATION™ Fieldbus H1 device networks
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Distributed control systems requiring smart device integration
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Hazardous‑area process automation environments
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Oil & gas, petrochemical, and refining facilities
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DeltaV M‑Series modernization or expansion projects
FAQ
Q: Does this module provide fieldbus power? A: Yes. It supplies 9–32 VDC at 12 mA per port for connected H1 devices.
Q: Can the module be removed while energized? A: No. All field circuits must be de‑energized before removal or installation.
Q: Is this module suitable for hazardous areas? A: Yes. It supports installation in non‑incendive locations when proper safety procedures are followed.
