Emerson Ovation 5A26148G14 Signal Interconnect Cable Assembly
5A26148G14 is an original factory-terminated dedicated signal cable assembly for Emerson Ovation DCS systems. The suffix G14 stands for a fixed, validated hardware revision, which has passed factory continuity testing, dielectric withstand test, shielding performance inspection and pinout consistency verification. It serves as a dedicated physical signal transmission path for interconnection between rack I/O modules, terminal blocks and signal transition panels inside Ovation control cabinets, transmitting analog measurement signals, digital status signals and interlock control signals steadily. Equipped with dual-end precision locking connectors and multi-layer full EMI/RFI shielding design, it effectively restricts electromagnetic interference inside cabinets and avoids signal drift, jitter and distortion. It is widely applied in new cabinet assembly, on-site equipment revamping and spare parts replacement for thermal power, petrochemical and other process industries.
Description
1. Product Description
This prefabricated cable assembly adopts industrial shielded cable with factory fixed customized length, fitted with precisely crimped matched locking connectors at both ends. One connector plugs into the signal port of Ovation I/O modules, and the other connects to cabinet terminal strips or transition panels, implementing point-to-point hard wiring between internal control cards and field wiring terminals. Every finished cable undergoes strict outgoing inspection to rule out open circuits, short circuits, miswiring and poor crimping faults, fully adapting to 24/7 continuous running and long-term vibration working conditions of industrial control cabinets.
2. Core Functional Features
2.1 Precise Point-to-Point Signal Transmission
Specially designed for analog and digital signal transmission of Ovation I/O loops. Strict one-to-one pin mapping eliminates signal crosstalk and misconnection risks, ensuring accurate collection of field measurement values and reliable delivery of interlock control instructions.
2.2 Dual-Layer Integrated Anti-Interference Shielding Structure
Constructed with overall braided copper mesh shielding plus independent core wire shielding, it effectively isolates EMI and RFI interference generated by cabinet contactors, variable frequency drives and cooling fans. Analog signal drift and digital signal flipping caused by external noise are greatly suppressed.
2.3 Gold-Plated Lockable Precision Connectors
Both ends adopt industrial gold-plated connectors with built-in anti-loose latches. Gold-plated pins reduce contact resistance and resist oxidation and corrosion in humid cabinet environments; the locking structure prevents poor contact induced by long-term equipment vibration, ensuring long-term stable connection performance.
2.4 Flame-Retardant, Oil-Resistant and Anti-Aging Outer Sheath
The outer jacket is made of high-tensile flexible flame-retardant insulation material, resistant to oil mist, dust and temperature cycling inside power plant cabinets. It features excellent bending fatigue resistance, suitable for fixed routing and limited bending layout, with no insulation cracking or conductor breakage after repeated plugging and long-term vibration.
2.5 Native Plug-and-Play System Compatibility
No adapters, on-site wiring modification or secondary crimping are required. It directly mates with standard signal interfaces of full-series Ovation I/O modules and transition panels, perfectly compatible with the Ovation distributed control platform, simplifying field wiring construction, fault troubleshooting and spare parts replacement work.
2.6 Standard Tagged Fixed-Length Finished Cable
Delivered as pre-assembled fixed-length cable with unified cable ID tags and pin number labels, facilitating cable sorting, identification and subsequent circuit inspection and maintenance inside cabinets, significantly shortening on-site engineering wiring and commissioning cycles.
3. Key Technical Specifications
Model Number: 5A26148G14
Product Type: I/O Signal Interconnect Cable Assembly
Connectors: Matched locking precision connectors on both ends
Transmitted Signals: Analog measurement signals, digital status signals, safety interlock control signals
Shielding Structure: Dual-layer overall braided shielding + independent core wire shielding
Anti-Interference Performance: Complete EMI/RFI suppression, high signal integrity
Insulation Resistance: ≥100 MΩ (tested at 500 VDC)
Dielectric Withstand Voltage: 1000 VAC between conductors and shielding layer
Operating Ambient Temperature: 0 ℃ ~ +60 ℃
Storage & Transportation Temperature: −40 ℃ ~ +85 ℃
Relative Humidity: ≤95% RH, non-condensing
EMC Compliance: Complies with industrial G3 anti-corrosion standard and anti-interference requirements for power plant control cabinets
Rated Mating Cycles: ≥1000 reliable plug/unplug operations
Application Scope
- Thermal Power IndustryUsed for internal signal wiring inside boiler, turbine and generator main control cabinets and auxiliary control racks, realizing stable transmission of temperature, pressure, flow analog signals and equipment on/off digital signals.
- Petrochemical IndustryDeployed in control cabinets for reactors, fractionation units and compressor sets to connect I/O cards and terminal transition panels, guaranteeing stable signal transmission of safety interlock chains and continuous process regulation loops.
- Metallurgy, Waste-to-Energy Power Plants & District Heating StationsApplied for fixed signal interconnection inside automation control cabinets, supporting long-cycle unattended safe and stable operation of the entire Ovation DCS production control system.
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