Description
Product Overview
ABB VBS01-FPH is a DIN rail mounted termination base within the ABB Symphony Plus SD DCS I/O system. Designed for field-powered hot connection wiring, it carries single SD-series I/O modules and establishes physical wiring links between field transmitters/sensors and the HN800 system backplane. Equipped with detachable dual 16-position terminal connectors, it supports hot plug wiring without powering down the whole cabinet. Optimized with built-in surge suppression and EMC filtering circuits, this terminal base is widely used as replacement spare parts for thermal power plants, petrochemical facilities, gas pipeline stations and refining process control cabinets.
Core Technical Parameters
| Item | Specification |
|---|---|
| Part Number | VBS01-FPH |
| Compatible Modules | SD AI01, AI02, DI01~DI04, DO01, DO02, PI01 |
| Terminal Structure | 2 groups of removable 16-pin terminal blocks |
| Max single channel load | 250 mA |
| Applicable wire gauge | 22 AWG ~14 AWG solid/stranded wire |
| Dielectric withstand voltage | 1500 VAC / 1 minute |
| Operating temperature | -40 ℃ ~ +70 ℃ |
| Storage temperature | -40 ℃ ~ +85 ℃ |
| Working humidity | 20%~95% RH, non-condensing |
| Mounting | 35mm standard horizontal DIN rail |
| Backplane bus | HN800 redundant I/O bus |
| Protection class | IP20 (cabinet internal use only) |
Main Features
- Field Powered Hot wiring design allows field circuit maintenance and wire replacement without system shutdown, lowering production downtime loss.
- Separable terminal plugs support offline wiring prefabrication, greatly simplifying site debugging and overhaul work.
- Built-in ESD and surge protection improves signal stability against electromagnetic interference in complex industrial environments.
- Fully unified mechanical size, pin assignment and bus protocol with original ABB parts for direct plug-and-play swap.
- Strict factory aging test guarantees long-term stable operation under high temperature, damp and dusty cabinet conditions.
Compatible Accessories & Application Scenarios
Matching components: SD AI/DI/DO/PI modules, HN800 backplane assembly, DCS power modules, multi-core shielded signal cablesApplication scenarios: Thermal power unit control system, petrochemical plant monitoring cabinet, gas transmission station control room, chemical wastewater automatic regulating equipment
Commercial Terms & After-sales Support
- Compatibility confirmation service: Our professional DCS engineers check matching according to customer’s existing Symphony Plus system version and cabinet layout to ensure error-free replacement.
- Tiered bulk pricing: Discounted unit price for bulk orders; stock status and international freight will be updated synchronously for each inquiry.
- Complete export documents: Commercial invoice, packing list, factory test report and relevant certificates are provided for smooth customs clearance worldwide.
- Strict pre-shipment inspection: Each base passes full electrical performance test and 72-hour continuous aging screening before delivery.
- Standard shockproof export package: ESD vacuum sealed bag + high-density shockproof foam + reinforced export carton to protect internal terminals and circuit structure during cross-border long-distance logistics.
- Warranty regulation: 12-month warranty against native hardware faults under rated working environment. Official datasheet and installation wiring guide will be sent via email, together with lifelong free remote technical matching support.
Professional FAQ
- Is system reconfiguration necessary after replacing VBS01-FPH?All channel addresses and control algorithms are stored in the upper controller. Only simple loop signal check is needed after power on, no modification to original control programs is required.
- Code explanationVBS01 = standard SD series termination base platform; FPH = Field Powered Hot (field power supply + hot plug wiring function).
- Testing criteria for refurbished productsAll used disassembled bases are fully cleaned internally and externally; deformed pins and aged plastic parts are eliminated. Full performance test and long-time energized aging test are implemented on professional calibration benches to restore factory original technical indicators before delivery.
- Shipment lead time for stocked itemsAll goods are stored in domestic warehouse, all shipment procedures and document issuance can be completed within 3 working days after payment confirmation.
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- Email: seren@ymgkplc.com
- Phone: +86 13313703791
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+86 13313703791
+86 13313703791
seren@ymgkplc.com


