Excellent PLC
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Product Introduction
The ABB 35ST90 (Ordering Code: GJR5144900R0001) is an industrial-grade connector module designed for signal transmission and interface integration in ABB’s control systems. As part of the Symphony and Master control families, this component plays a vital role in ensuring reliable electrical connectivity between input/output modules and control processors. It serves as a mechanical and electrical interface that organizes and simplifies wiring in complex control systems.
Built to meet the rigorous standards of industrial automation, the 35ST90 provides secure plug-in connections and stable signal routing, reducing errors caused by loose wiring or poor terminations. Its robust construction, high-quality materials, and ease of use make it a reliable component in high-availability environments, from process automation to power plant control rooms.
Product Specifications
| Parameter | Details |
|---|---|
| Product Type | Connector Module |
| Part Number | 35ST90 |
| Ordering Code | GJR5144900R0001 |
| Function | Signal interface and termination block |
| System Compatibility | ABB Symphony, Master, Advant OCS |
| Connector Type | Spring clamp or screw terminal block (depending on batch) |
| Number of Terminals | 35 |
| Voltage Rating | 250 V AC / DC |
| Current Rating | Up to 6 A per channel |
| Insulation Resistance | >100 MΩ at 500 V DC |
| Dielectric Strength | 2000 V AC, 1 minute |
| Material (Housing) | Polyamide, flame retardant |
| Mounting Type | DIN Rail or panel mount |
| Color | Gray |
| Temperature Range | -20°C to +70°C |
| Protection Class | IP20 (standard indoor use) |
| Certifications | CE, RoHS, UL |
| Dimensions (H x W x D) | 35 x 90 x 50 mm |
| Weight | 0.45 kg |
Product Applications
The ABB 35ST90 connector is engineered to support a wide range of industrial and process control applications where modular connectivity is essential. Common use cases include:
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DCS and PLC Wiring: Used for signal routing in Distributed Control Systems (DCS) and Programmable Logic Controllers (PLC).
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I/O Termination Panels: Serving as an interface between field wiring and control modules.
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Energy and Utility Management: Installed in power generation plants for modular interconnection of sensors, transmitters, and actuators.
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Manufacturing Automation: Supports machinery control, robotics, and motion control where reliable connection is crucial.
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Process Industries: Integrated in systems like chemical, pharmaceutical, and food processing for sensor-to-controller wiring.
Its modular nature allows for flexible integration in both new installations and system upgrades.
Product Advantages
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Robust and Compact Design: The sturdy construction ensures longevity, while the compact form saves cabinet space.
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Ease of Wiring: Clearly labeled terminal points reduce wiring errors and speed up installation.
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Reliable Contact Integrity: Secure clamping ensures vibration-resistant and maintenance-free connections.
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Modular and Scalable: Easily integrated into a wide variety of system topologies.
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Compatibility: Fully compatible with ABB’s broader DCS and control system range.
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Standards Compliant: CE, RoHS, and UL certified for safety and environmental compliance.
Frequently Asked Questions (FAQ)
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What is the main purpose of the ABB 35ST90 module?
It is used to interface control system wiring, providing secure and organized connections between field devices and ABB controllers. -
Is it compatible with non-ABB systems?
While designed for ABB systems, it may be used in custom setups if specifications match. -
How many terminal points does it provide?
The module includes 35 connection terminals. -
What mounting options are available?
It can be mounted on DIN rails or directly on panels. -
Does it include any LED indication or diagnostics?
No, the 35ST90 is a passive connector module and does not include diagnostics. -
Is it suitable for outdoor use?
Not directly. It is rated IP20 and intended for use in control cabinets or protected environments. -
Can it handle both AC and DC voltages?
Yes, it is rated for up to 250 V AC or DC. -
Is the terminal type spring clamp or screw terminal?
Depending on production series, it can come with either spring clamp or screw terminals. -
How is maintenance performed?
Minimal maintenance is required—just periodic checking for secure terminations and dust removal. -
Does it require special tools for wiring?
Standard flat-blade or Phillips screwdrivers for screw terminals, or push-in tools for spring terminals are sufficient.
Related Models from Same Series or System
| Model Number | Description | System Compatibility |
|---|---|---|
| 35ST91 | 35-point terminal block with coding key | Symphony/Master |
| 35ST92 | Extended version with test points | Advant OCS / Symphony |
| 35ST65 | 16-point connector module | ABB DCS |
| 35KT95 | Terminal unit with pre-wired interface | ABB MasterPiece 200 |
| 35ST61 | Compact I/O terminal block | Freelance 2000 |
| 35ET94 | Earthing terminal block for system ground | All ABB systems |
Popular ABB Models (Cross-Platform Usage)
| Model Number | Description | Primary Application |
|---|---|---|
| PM864AK01 | High-speed CPU controller | ABB AC800M |
| CI854AK01 | Communication interface module (PROFINET) | 800xA/Advant |
| TU849 | Redundant terminal unit for S800 I/O | 800xA and Freelance systems |
| AI810 | Analog input module (8 channels) | Process Automation |
| AO810 | Analog output module (4 channels) | Control signal output |
| AC800F | Field controller for DCS applications | ABB Freelance |
