Description
Overview
The KJ4001X1‑CH1 (12P1811X032) RTD Terminal Block is a dedicated temperature‑signal interface component for Emerson DeltaV M‑Series I/O systems. It provides stable, low‑noise termination for resistance temperature detectors (RTDs), ensuring accurate measurement performance within distributed control system (DCS) architectures.
Functional Characteristics
This terminal block serves as the field‑wiring interface for RTD input cards. It supports multiple wiring formats, maintains consistent contact resistance, and ensures proper shielding continuity. Its compact form factor allows efficient installation in high‑density control cabinets.
Key Features
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Designed for DeltaV M‑Series RTD input modules
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Supports 2‑wire and 3‑wire RTD configurations
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Low‑resistance terminals for improved measurement accuracy
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Durable housing suitable for industrial temperature ranges
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Quick‑mount design for fast installation and replacement
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Stable electrical performance in electrically noisy environments
Technical Specifications
| Parameter |
Specification |
| Model / Part Number |
KJ4001X1‑CH1 / 12P1811X032 |
| Product Type |
RTD Terminal Block |
| System Compatibility |
DeltaV M‑Series I/O Subsystem |
| Supported Sensor Types |
2‑wire and 3‑wire RTDs |
| Dimensions |
9 × 6.6 × 4.1 cm |
| Weight |
0.1 kg |
| Operating Temperature |
−40°C to +70°C |
| Terminal Material |
Industrial‑grade copper alloy |
| Housing Material |
High‑strength polymer |
| Electrical Rating |
24 VDC nominal, low‑current signal level |
| Environmental Protection |
IP‑rated design (dust and moisture resistant) |
| HS Code |
8537101190 |
| Country of Origin |
USA |
| System Type |
DCS field termination |
Application Scenarios
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Temperature measurement in chemical, refining, and power generation facilities
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RTD signal termination for DeltaV M‑Series input modules
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Cabinet‑based installations requiring compact, reliable terminal blocks
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Environments where stable low‑level signal transmission is critical
Additional Notes
The terminal block is engineered to maintain consistent contact resistance, which is essential for accurate RTD measurement. Its mechanical design ensures proper alignment with DeltaV carriers and minimizes wiring errors during installation.
FAQ
Q: Which DeltaV modules is this terminal block compatible with A: It is designed for DeltaV M‑Series RTD input cards and matches the corresponding carrier interface.
Q: Does it support 4‑wire RTDs A: No. It supports 2‑wire and 3‑wire configurations only.
Q: Can it be used with non‑DeltaV systems A: It is intended for DeltaV M‑Series hardware and may not mechanically align with other platforms.
Q: Is this model still in production A: No. It was discontinued at the end of 2018 but remains widely used in existing installations.
