
|
Manufacturer |
Emerson |
|
Model Number |
KJ3003X1-EA1 |
|
Alternate Part Number |
12P0921X042 |
|
Product Type |
Serial Interface Terminal Block |
|
System Compatibility |
Emerson DeltaV DCS |

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▶Product Overview◀
The Emerson KJ3003X1-EA1 12P0921X042 is a DeltaV serial communication terminal block designed for reliable interface connectivity in industrial automation systems. Manufactured by Emerson, this module is commonly used within the Emerson DeltaV Distributed Control System platform to support stable serial communication and field signal interfacing.
▶Main specifications◀
|
Interface Type |
Serial Interface |
|
Input Power Rating |
35 VDC @ 1A |
|
Number of Pins |
12 |
|
Operating Temperature |
-40°C to +70°C |
|
Relative Humidity |
5% to 95% Non-condensing |
|
Shock Resistance |
10 g half-sine wave for 11 ms |
|
Vibration Resistance |
1 mm peak-to-peak (2–13.2 Hz); 0.7 g (13.2–150 Hz) |
|
Weight |
Approx. 0.07–0.12 kg |
|
Dimensions |
Approx. 4.4 × 11.4 × 12.7 cm |
|
Certifications |
CE, UL, ISO 9001 |
|
Country of Origin |
USA / Germany |
|
Condition |
Brand New Factory Sealed |
|
Warranty |
12 Months |
▶Main Features◀
① Designed for Emerson DeltaV control systems
② Supports reliable serial communication interfaces
③ Compact industrial-grade terminal block design
④ Stable signal transmission performance
⑤ Suitable for harsh industrial environments
⑥ Easy installation and maintenance
⑦ High vibration and shock resistance
⑧ Long-term operational reliability
▶FQA◀
① What is the main function of the KJ3003X1-EA1?
It serves as a serial interface terminal block for communication and signal interfacing in DeltaV automation systems.
② Which system is this module compatible with?
The module is designed for the Emerson DeltaV Distributed Control System platform.
③ What is the operating voltage of the module?
The module operates with an input power rating of 35 VDC at 1A.
④ Is the module suitable for industrial environments?
Yes. It is designed for industrial applications with high resistance to vibration, shock, and temperature variations.
⑤ What industries commonly use this module?
It is widely used in oil & gas, petrochemical, power generation, and process automation industries.
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