Description
Overview
The KJ3242X1‑BA1 (12P2471X052) Fieldbus H1 Card is a FOUNDATION™ Fieldbus interface module designed for Emerson’s DeltaV M‑Series I/O subsystem. Built for high‑reliability digital communication, it provides a stable H1 fieldbus link for smart instrumentation in process automation environments. Its rugged construction, strict safety compliance, and robust electrical performance make it suitable for installations in demanding industrial facilities.
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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Designed for DeltaV M‑Series I/O carriers
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Rotary keying (D6) to prevent incorrect installation
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Wide operating temperature range for harsh environments
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High resistance to shock, vibration, and airborne contaminants
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Suitable for hazardous and non‑incendive installations
Technical Specifications
Electrical Characteristics
| Parameter |
Specification |
| Model Number |
KJ3242X1‑BA1 (12P2471X052) |
| 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 |
| Safety Requirements |
Field circuits must be fully de‑energized before servicing |
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 (12P2471X052) module provides a reliable FOUNDATION™ Fieldbus H1 communication channel for DeltaV systems, enabling digital integration of smart field devices. It supplies isolated fieldbus power while maintaining electrical protection suitable for hazardous and non‑incendive installations.
Engineered for extreme industrial conditions, the module withstands high shock, vibration, and corrosive airborne contaminants. Its IP20 enclosure and compliance with ISA‑S71.04 Class G3 ensure long‑term durability in process plants. The rotary keying mechanism prevents incorrect module placement, reducing installation errors and improving system safety.
This Fieldbus H1 card supports multiple configuration variants within the same product family, making it adaptable to different DeltaV system requirements. Its robust communication capabilities make it a critical component in oil & gas, petrochemical, and chemical processing applications where reliable digital fieldbus networks are essential.
Application Scenarios
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FOUNDATION™ Fieldbus H1 device networks
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Smart instrumentation integration in DCS architectures
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Hazardous‑area process automation
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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 wiring 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.
