Description

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　　SE3051C02 Other Names:

Controller Module SE3051C02

SE3051C02 Input/Output Module

Analog Module SE3051C02

Modular Carrier Architecture

As the horizontal carrier of the DeltaV S-series distributed control system, it supports a 2-Wide Power/Controller Carrier (with dual/single 1.1m extension cables) and an 8-Wide I/O Interface Carrier (including 8 power bus plugs + shielding strip). Each carrier can accommodate 8 I/O modules, achieving redundant power distribution via a master/slave 24V DC bus (12A per bus, maximum 3A per card), with a backplane current of up to 15A. Power terminal plugs support 12A, and fuse power bus plugs support 5A.

Environmental Adaptability and Protection

Operating temperature range: -40°C to 70°C; storage temperature: -40°C to 85°C; relative humidity: 5-95% (non-condensing); compliant with ISA-S71.04-1985 G3 air pollutant standard; IP20 protection rating. Certified by ATEX Zone 2, Class 1 Div 2, and IEC-Ex, suitable for hazardous environments (such as explosive gas areas), and resistant to shock (10g half-sine wave) and vibration (5-150Hz).

Electrical and Redundancy Design

Supports redundant power input (18-36V DC), typical power consumption 5-7W. Built-in overcurrent/overvoltage/undervoltage protection and fast-blowout mechanism; supports hot-swapping and online fault isolation. Redundant controllers achieve seamless switching via independent switches, with fault recovery time <50ms.

Signal Processing and Expansion Capabilities

Supports integration of 8-channel I/O modules (e.g., SE4005S2B1, KJ3222X1-BK1), compatible with Modbus, Ethernet, and HDLC fieldbuses, and adaptable to DeltaV controllers (requires v11.3.1 or later). Supports 1:1 redundancy configuration, achieving seamless fault switching via dual VIM2, with communication latency ≤1ms.

Typical Application Scenarios

Industrial Automation and Process Control

Widely used in power, oil and gas, chemical, and manufacturing industries for installing DeltaV I/O modules (e.g., SE4005S2B1, SE3007) to control motors, valves, pumps, fans, and other equipment. For example:

Power Industry: Generator set monitoring, transformer operation data acquisition.

Oil & Gas: Monitoring the operation status of compressor stations and pump stations, suitable for harsh environments such as offshore platforms and desert oil fields.

Manufacturing: Production line tension adjustment and synchronous operation control (e.g., positioning accuracy of 0.5mm for food processing conveyor belts).

Hazardous Environments and Special Scenarios

Compliant with ATEX II 3G Ex ec IIC T4 Gc and IEC-Ex certifications, suitable for explosive gas environments (e.g., marine propulsion systems, offshore drilling platforms), meeting salt spray/corrosion protection requirements, and compatible with dynamic positioning (DP) operation and rapid start-up of emergency fire pumps (<2 seconds to 100% load).

Installation, Maintenance, and Precautions

Installation Specifications

Requires professional operation, following industrial environmental standards (temperature/humidity/interference immunity). Module installation requires grounding protection; wiring conforms to North American Category I Zone 2 or European Zone 2 standards; marine models require additional shielding grounding. Power wiring error ≤ ±10%; end modules should use a 120Ω terminating resistor. DIN rail/wall-mount dual-mode installation, adaptable to different cabinet layouts.

Maintenance and Troubleshooting

Regularly monitor and diagnose module status remotely using ToolKit software. Automatically disable output functions in case of faults; data initialization via ladder logic is required. Supports hot-swapping and online fault isolation; replacement in hazardous environments must follow power-off procedures.

Safety and Compatibility

Strictly adhere to ATEX/IEC-Ex certification requirements in explosive environments; avoid operation by unqualified personnel. Verify compatibility with system voltage and communication protocols; adapt to ABB DCS/PLC systems and S800 I/O modules.

Software Updates and Log Management

Test updates in a control environment before use to avoid introducing new problems. Maintain detailed software version logs to trace the source of configuration changes and ensure system traceability.

Summary: As a horizontal platform in the DeltaV S series, the EMERSON SE3051C02, with its modular architecture, strong environmental adaptability, flexible redundancy configuration, and broad compatibility, has become a core component in industrial automation and process control.

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