5X00238G01 Series(5X00238G06)Terminal Base Unit / I/O Terminal Block Assembly for Emerson Ovation DCS
Description
1. Basic Product Information
Part Number: 5X00238G06
Manufacturer: Emerson Automation Solutions (Former Westinghouse)
Product Type: I/O wiring terminal base unit (field wiring carrier)
Matching object: Ovation standard single-slot I/O electronic modules (AI/AO/DI/DO/RTD/HART main modules + personality modules)
Installation Mode: Fixed installation on DIN rail inside control cabinet; upper side docks and locks with I/O electronic module
Maintenance feature: Supports hot swap of upper electronic I/O module one piece at a time when rack logic power is energized; non-sparking field circuits must be fully de-energized before plugging/unplugging the entire terminal base assembly
Protection Grade: IP20, exclusively used inside indoor DCS control cabinets
Structure: Integrated terminal strip + locking buckle + internal signal jumper circuit, standard FRU spare part
Origin: United States
2. Core Technical Specifications & Functional Features
2.1 Field Wiring Termination Function
Equipped with dense screw-type wiring terminals, compatible with multi-core shielded cables commonly used in industrial sites; independent terminals reserved for signal positive/negative, shield grounding, loop power supply and lead compensation wiring
Built-in fixed internal signal jumper circuit, no on-site manual jumper modification required; directly matches the channel definition of the upper I/O module
Supports centralized bus-type field power distribution, can cascade and share 24VDC field loop power among multiple adjacent terminal bases
2.2 G06 Version Upgrade Highlights
Optimized terminal screw anti-loosening structure, effectively preventing cable loosening caused by long-term cabinet fan vibration and thermal expansion & contraction;
Reinforced module locking buckle, tighter docking with upper I/O electronic module, stable gold finger contact;
Added independent terminal grounding copper bar, convenient unified shielding grounding construction for instrument cables, enhanced EMC interference suppression effect;
Pin-to-pin fully backward compatible with earlier G01/G02/G03/G04/G05 versions of the 5X00238 series, direct replacement without secondary wiring modification during renovation.
2.3 Electrical Safety & Protection Design
Isolation barrier design between adjacent channel terminals, preventing accidental short-circuit during wiring construction;
Each channel reserves space for external small fuses, convenient single-channel loop overload protection configuration;
Clear terminal number silk printing consistent with I/O module channel numbering, convenient on-site wiring inspection and later loop troubleshooting;
Built-in wiring surge diversion path, cooperates with upper I/O module to suppress field lightning induction and instantaneous voltage surge.
2.4 Environmental & Certification Indicators
Operating Temperature Range: 0℃ ~ +60℃
Storage Temperature Range: -40℃ ~ +85℃
Relative Humidity: 5%–95% RH, non-condensing
Complies with IEC 61000 series industrial EMC electromagnetic compatibility standards;
Passed CE, UL international industrial safety certifications, meets power plant and petrochemical site safety wiring specifications.
2. Safe Operation Specification
Only one upper I/O electronic module can be plugged/unplugged at a time with system power on; simultaneous replacement of multiple modules is forbidden;
Intrinsically safe explosion-proof loops and AC power-containing non-sparking field circuits must cut off field power completely before disassembly;
The terminal base itself does not support live hot removal; only the docked upper electronic module allows single-card online replacement.
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