Description
The ALF111-S50 module enables communication between field control stations (FCS) and fieldbus devices that comply with the FOUNDATION fieldbus (H1) protocol, such as transmitters and valve positioners.
Specifications:
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Interface: FOUNDATION fieldbus (low-speed voltage mode)
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Transmission Speed: 31.25 kbps
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Withstanding Voltage: 1500 V AC/minute from field to system
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Bus Connection: Pressure clamp terminals (removable terminal block with built-in terminators)
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Installation Method: Mounted on various field control units and bus node units (e.g., ANB10, ANR10, AFF50, AFV30, AFV40, AFV10)
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Control I/O Channels: Up to 48 points/segment
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Fieldbus Devices: Up to 32 units per segment
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Communication Functions: LAS function, Clock master function
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Current Consumption: 0.5 A or less
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Weight: 0.4 kg
Features:
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Dual-Redundancy: Supports dual-redundant configuration for enhanced reliability.
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High Precision: Guarantees accurate data exchange with fieldbus devices.
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Flexible Installation: Compatible with various field control units and bus node units.
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Scalability: Supports up to 48 control I/O channels and 32 fieldbus devices per segment.
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