Emerson Ovation 5A26155G35 Signal Interconnect Cable Assembly
5A26155G35 is an original factory pre-terminated dedicated signal interconnection cable assembly for Emerson Ovation DCS systems. The suffix G35 denotes a fixed and validated hardware revision, which has passed comprehensive factory tests including continuity check, dielectric withstand test, shielding effectiveness test and pinout consistency verification. It serves as a dedicated physical signal transmission link connecting Ovation I/O modules, rack backplanes and cabinet signal transfer panels, reliably transmitting analog process sampling signals, digital equipment status feedback signals and safety interlock control signals. Equipped with dual-end gold-plated lockable precision connectors and multi-layer full EMI/RFI shielding structure, it effectively suppresses electromagnetic interference inside control cabinets and avoids analog signal drift, accidental digital signal triggering and communication jitter. It is widely applied in new cabinet assembly, on-site unit retrofitting and spare parts replenishment for thermal power, petrochemical and other process industries.
Description
1. Product Description
This prefabricated cable assembly adopts industrial-grade shielded cable with factory customized fixed length, fitted with precisely crimped matched locking connectors at both ends. One connector inserts into the dedicated signal port of Ovation I/O modules or rack backplane interfaces, while the other connects to cabinet terminal blocks or signal transfer panels, realizing point-to-point hard wiring interconnection between the control layer and field wiring terminals. Each finished cable undergoes strict outgoing quality inspection to eliminate open circuits, short circuits, miswiring and insufficient crimping defects, fully adapting to the 24/7 non-stop continuous operation and long-term vibration environment of industrial control cabinets.
2. Core Functional Features
2.1 Point-to-Point Accurate Signal Transmission
Customized for internal analog and digital signal loops of Ovation control cabinets. Strict one-to-one pin mapping eliminates signal crosstalk and misconnection risks, ensuring accurate collection of field process parameters and reliable delivery of safety interlock control commands.
2.2 Dual-Layer Integrated Anti-Interference Shielding Structure
It adopts overall braided copper mesh shielding plus independent shielding for each inner core wire, which effectively isolates EMI and RFI interference generated by cabinet contactors, variable frequency drives and cooling fans. Analog measurement deviation and false triggering of digital signals caused by external noise are greatly reduced.
2.3 Gold-Plated Anti-Loose Lockable Precision Connectors
Both ends are equipped with industrial gold-plated connectors with integrated snap locking latches. Gold-plated pins reduce contact resistance and resist oxidation and corrosion in humid cabinet environments; the locking structure prevents poor contact caused by long-term equipment vibration and guarantees long-term stable connection reliability.
2.4 Flame-Retardant, Oil-Resistant & Anti-Aging Outer Jacket
The outer sheath is made of high-tensile flexible flame-retardant insulating 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 core wire fracture after repeated plugging and long-term vibration.
2.5 Native Plug-and-Play System Compatibility
No adapters, on-site wiring modification or secondary crimping work are required. It directly mates with standard interfaces of full-series Ovation I/O modules, rack backplanes and transfer panels, perfectly compatible with the Ovation distributed control platform, simplifying field installation, fault troubleshooting and spare part replacement.
2.6 Standard Tagged Fixed-Length Finished Cable
Supplied as pre-assembled fixed-length cable with unified cable ID tags and pin number labels, facilitating cable sorting, identification and subsequent circuit maintenance inside cabinets, and significantly shortening the on-site engineering wiring and commissioning cycle.
3. Key Technical Specifications
Model Number: 5A26155G35
Product Type: Signal Interconnect Cable Assembly
Connectors: Mated locking precision connectors on both ends
Transmitted Signals: Analog process sampling signals, digital equipment 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 and other analog signals as well as equipment switch status digital signals.
- Petrochemical IndustryInstalled in control cabinets of reactors, fractionation units and compressor sets to connect I/O cards and terminal transfer panels, ensuring stable signal transmission for safety interlock chains and continuous process regulation loops.
- Metallurgy, Waste-to-Energy Power Plants & District Heating StationsAdopted for fixed signal interconnection inside automation control cabinets, supporting long-cycle unattended safe and stable operation of the entire Ovation DCS production control system.
Get a Quote