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This reliable pairing features the AVENTICS filter regulator for clean air preparation and the Foxboro SRD991 digital positioner for accurate valve control. The combination is designed for demanding process environments where air quality and precise positioning are critical for stable operation.
Technical Specifications
Parameter
Specification
Filter Regulator
AVENTICS R432015594, 1/4" NPT
Pressure Regulation
0-125 PSI
Positioner
Foxboro SRD991-BHFS6EA4NY-V01
Input
4-20 mA + HART
Supply Air
Filtered and regulated
Enclosure Rating
Industrial grade
Application Industry
Refineries
Chemical manufacturing
Power utilities
Oil & gas
Process valve automation
Common Problems & Solutions
Problem: Moisture or particles in air line → Solution: AVENTICS filter regulator
Problem: Valve control accuracy → Solution: Foxboro SRD991 with digital communication
Problem: System reliability → Solution: Matched components for consistent performance