Description
Overview
The Emerson KJ3002X1‑BG2 (12P1731X022) VE4003S5B1 is an 8‑channel thermocouple input module designed for precise temperature measurement within the DeltaV™ M‑Series I/O subsystem. It provides accurate signal acquisition from a wide range of thermocouple types, supporting reliable temperature monitoring in distributed control system (DCS) environments.
Functional Characteristics
This module conditions and digitizes thermocouple signals, ensuring stable and noise‑resistant temperature measurement. Its electronics are engineered to maintain accuracy across long cable runs and electrically noisy industrial environments. Cold‑junction compensation and channel isolation contribute to consistent performance and reduced measurement drift.
The KJ3002X1‑BG2 (12P1731X022) VE4003S5B1 includes built‑in diagnostics that monitor module health, wiring integrity, and sensor status. These diagnostics help operators identify open circuits, wiring faults, and abnormal temperature readings early, improving system reliability and reducing downtime.
Its compact, modular design supports easy installation and system expansion, making it suitable for both new DeltaV deployments and modernization projects.
Technical Specifications
| Parameter |
Specification |
| Model |
KJ3002X1‑BG2 |
| Part Number |
12P1731X022 |
| Associated Module |
VE4003S5B1 |
| Product Type |
Thermocouple Input Module |
| Input Channels |
8 channels |
| Supported Thermocouple Types |
J, K, T, E, R, S, B, N (typical for DeltaV TC modules) |
| Signal Conditioning |
Cold‑junction compensation, channel isolation |
| Diagnostics |
Open circuit detection, wiring faults, module health |
| System Platform |
DeltaV™ M‑Series I/O Subsystem |
| Dimensions |
8.1 × 7.9 × 8.8 cm |
| Weight |
0.20 kg |
| Operating Environment |
Industrial‑grade, EMI‑resistant |
| Country of Origin |
USA |
| HS Code |
8537101190 |
| System Type |
DCS |
| Availability |
In stock |
Performance Description
The module provides accurate and stable temperature measurement for process control applications requiring precise thermal monitoring. Its advanced signal conditioning ensures reliable operation in harsh environments such as chemical plants, refineries, and power generation facilities.
The KJ3002X1‑BG2 (12P1731X022) VE4003S5B1 integrates seamlessly with DeltaV engineering tools, simplifying configuration, calibration, and diagnostics. Its robust design supports long‑term reliability and reduces maintenance requirements.
Application Scenarios
-
Temperature monitoring in chemical reactors
-
Furnace and boiler temperature measurement
-
Heat‑exchanger performance monitoring
-
Power plant thermal control loops
-
High‑accuracy temperature acquisition in manufacturing processes
FAQ
Q: What thermocouple types does this module support It typically supports standard industrial types such as J, K, T, E, R, S, B, and N.
Q: Does the module include cold‑junction compensation Yes, it provides internal compensation to ensure accurate temperature readings.
Q: Can it be used in redundant configurations Redundancy depends on the DeltaV I/O subsystem design and cabinet layout.
