1 PCS USED ABB Voltage Measurement Board BAMU-11 #LYQ007
1 PCS USED ABB Voltage Measurement Board BAMU-11 #LYQ007
1 PCS USED ABB Voltage Measurement Board BAMU-11 #LYQ007
Part Number: BAMU-11; Model: BAMU-11; Product Name: ABB BAMU-11 Fiber Optic Distribution Unit & Voltage Measurement Board; Product Series: ABB Industrial Control Auxiliary Board Series, Dual-Function Module for Fiber Signal Distribution and High-Precision Voltage Monitoring
Brand: ABB (A global pioneer in power and automation technologies, leading the industry with reliable control components for power grids, industrial automation, and process control sectors. The BAMU-11 integrates fiber optic signal management and voltage measurement capabilities, designed to meet the high-reliability requirements of complex industrial systems, ensuring stable signal transmission and accurate electrical parameter monitoring.)
Product Status: Industrial-Grade Original Equipment (Factory Calibrated, 100% Functional, RoHS Compliant); Product Category: Dual-Function Industrial Control Board, combining fiber optic distribution unit (FODU) functionality for signal splitting/transmission and voltage measurement module for real-time electrical parameter detection, widely used in auxiliary control systems of inverters, converters, and power distribution equipment.
Core Application: Exclusively matched with ABB industrial control systems, applicable in power generation, transmission, and distribution scenarios, as well as industrial automation fields such as metallurgy, petrochemical, and high-voltage equipment control. It is particularly suitable for systems requiring simultaneous fiber optic signal distribution (e.g., between control units and sensors) and high-precision voltage monitoring of DC/AC circuits, supporting stable data interaction and electrical safety supervision.
Core Features: Integrated dual-function design (fiber optic distribution + voltage measurement) for space-saving; High-isolation fiber optic channels with low signal attenuation; Precision voltage measurement circuit with high resolution and fast response; Built-in signal conditioning and filtering functions; Comprehensive self-diagnostic and protection mechanisms; Compact modular structure for easy integration with ABB control cabinets; Compliance with international industrial EMC, safety, and fiber optic communication standards.
2. Core Performance Specifications (Ta = 25℃, Unless Otherwise Specified)
2.1 Fiber Optic Distribution Performance Parameters
Fiber Optic Type: Single-Mode Fiber (SMF) / Multi-Mode Fiber (MMF), Configurable via Hardware; Operating Wavelength: 1310nm / 1550nm (Dual-Wavelength Compatible), Insertion Loss: ≤0.5dB (Typical) for SMF, ≤0.3dB (Typical) for MMF;
Channel Configuration: 1 Input Port, 4 Output Ports (Distribution Ratio 1:4), Supports Signal Splitting and Cascading; Return Loss: ≥45dB (SMF), ≥35dB (MMF); Signal Transmission Rate: Up to 1.25Gbps, Compatible with Industrial Ethernet and Serial Fiber Communication Protocols;
Fiber Connector Type: SC/FC/ST (Optional, Factory Configurable), Dust-Proof Design; Operating Distance: Up to 20km (SMF, 1310nm), Up to 2km (MMF, 850nm).
2.2 Voltage Measurement & Electrical Performance Parameters
Measurement Range: DC 0~1000V / AC 0~690V (Dual-Range Compatible), Configurable via Software; Measurement Accuracy: ±0.1% FS (Full Scale), Resolution: 1mV;
Power Supply Requirements: DC 24V ±10% (Control Circuit), Rated Input Current: 0.3A (Typical), Peak Input Current: 1.2A (10ms Duration); Power Consumption: ≤7.2W (Normal Operation), ≤10W (Peak Load);
Insulation Performance: Voltage Measurement Channel Isolation: 2500V AC (1 Minute); Control Circuit to Ground Isolation: 2000V AC (1 Minute); Insulation Resistance: ≥200MΩ (500V DC); Dielectric Strength: 2kV AC for 1 Minute (Between Power Circuit and Signal Circuit).
2.3 Control & Communication Parameters
Communication Interface: Built-in RS-485 Port (Half-Duplex, Optically Isolated) and Fiber Optic Communication Port; Protocol Support: Modbus RTU (RS-485), IEC 61850 (Fiber Optic), Configurable;
Data Transmission Rate: RS-485: 9600~115200 bps (Selectable), Fiber Optic: 100Mbps / 1Gbps (Auto-Negotiation); Signal Output: Analog Output (4~20mA / 0~10V) Corresponding to Measured Voltage, Digital Output for Alarm Signals;
EMC Performance: ESD Protection: ±8kV (Contact), ±15kV (Air) Per IEC 61000-4-2; Surge Protection: ±2kV (Line to Ground) Per IEC 61000-4-5; EMI Filter: Built-in High-Performance Filter, Compliant with EN 61000-6-4; RFI Suppression: Industrial Class B Standards.
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