Technical Parameters Category Parameter Specification / Description General Model FS-67CFR-225 Type Digital Pressure Reducing Regulator Product Line FIELDVUE Primary Protocol HART Input & Control Input Signal 4 to 20 mA DC, two-wire Supply Pressure (Max) 400 psig (27.6 bar) Setpoint Range (P2) Defined by "-225" code. This typically indicates a lower range, commonly 3 to 60 psig (0.2 to 4.1 bar). Performance Output Pressure Range 0 to 60 psig (0 to 4.1 bar) - *This is the key difference from the -239 model.* Accuracy ±0.5% of span (typical) Supply Pressure Effect ±0.2 psig for a 50 psig supply change Flow Capacity (Cv) Specific to the "-225" configuration. Likely similar to the -239 model. Environmental Ambient Temperature -40°F to 175°F (-40°C to 80°C) Enclosure Rating Type 4X, 6 (IP66/67) Hazardous Area Certifications FM/CSA & ATEX/IECEx: Explosion-proof & Intrinsically Safe

Technical Parameters Category Parameter Specification / Description General Model 67CF-1663-385127 Type Digital Pressure Reducing Regulator Product Line FIELDVUE Primary Protocol HART Input & Control Input Signal 4 to 20 mA DC, two-wire Supply Pressure (Max) 400 psig (27.6 bar) Setpoint Range (P2) Defined by the configuration. The "1663" code suggests a specific range, likely covering a common span like 3-60 psig or 3-115 psig. Performance Output Pressure Range 0 to 100 psig (0 to 6.9 bar) Accuracy ±0.5% of span (typical) Supply Pressure Effect ±0.2 psig for a 50 psig supply change Flow Capacity (Cv) Defined by the "1663" configuration. Environmental Ambient Temperature -40°F to 175°F (-40°C to 80°C) Enclosure Rating Type 4X, 6 (IP66/67) Hazardous Area Certifications FM/CSA & ATEX/IECEx: Explosion-proof & Intrinsically Safe

Technical Parameters Category Parameter Specification / Description General Model 67CF-1663-38501 Type Digital Pressure Reducing Regulator Product Line FIELDVUE Primary Protocol HART Input & Control Input Signal 4 to 20 mA DC, two-wire Supply Pressure (Max) 400 psig (27.6 bar) Setpoint Range (P2) Defined by the "1663" configuration. This code typically corresponds to a specific range, likely covering a common span like 3-60 psig or 3-115 psig. Performance Output Pressure Range 0 to 100 psig (0 to 6.9 bar) Accuracy ±0.5% of span (typical) Supply Pressure Effect ±0.2 psig for a 50 psig supply change Flow Capacity (Cv) Defined by the "1663" configuration. Environmental Ambient Temperature -40°F to 175°F (-40°C to 80°C) Enclosure Rating Type 4X, 6 (IP66/67) Hazardous Area Certifications FM/CSA & ATEX/IECEx: Explosion-proof & Intrinsically Safe

Technical Parameters Category Parameter Specification / Description General Model 67CF-1663-38550 Type Digital Pressure Reducing Regulator Product Line FIELDVUE Primary Protocol HART Input & Control Input Signal 4 to 20 mA DC, two-wire Supply Pressure (Max) 400 psig (27.6 bar) Setpoint Range (P2) Defined by the "1663" configuration. This code typically corresponds to a specific range, likely covering a common span like 3-60 psig or 3-115 psig. Performance Output Pressure Range 0 to 100 psig (0 to 6.9 bar) Accuracy ±0.5% of span (typical) Supply Pressure Effect ±0.2 psig for a 50 psig supply change Flow Capacity (Cv) Defined by the "1663" configuration. Environmental Ambient Temperature -40°F to 175°F (-40°C to 80°C) Enclosure Rating Type 4X, 6 (IP66/67) Hazardous Area Certifications FM/CSA & ATEX/IECEx: Explosion-proof & Intrinsically Safe

Technical Parameters Category Parameter Specification / Description General Model 67CFR-600 Type Digital Pressure Reducing Regulator Product Line FIELDVUE Primary Protocol HART Input & Control Input Signal 4 to 20 mA DC, two-wire Supply Pressure (Max) 400 psig (27.6 bar) Setpoint Range (P2) Defined by "-600" code. This typically indicates a specific range. Performance Output Pressure Range 0 to 100 psig (0 to 6.9 bar) - Limited by supply pressure and internal components. Accuracy ±0.5% of span (typical) Supply Pressure Effect ±0.2 psig for a 50 psig supply change Flow Capacity (Cv) Specific to the "-600" configuration. Environmental Ambient Temperature -40°F to 175°F (-40°C to 80°C) Enclosure Rating Type 4X, 6 (IP66/67) Hazardous Area Certifications FM/CSA & ATEX/IECEx: Explosion-proof & Intrinsically Safe

Technical Parameters Category Parameter Specification / Description General Model 67CFR-225 Type Digital Pressure Reducing Regulator Product Line FIELDVUE Primary Protocol HART Input & Control Input Signal 4 to 20 mA DC, two-wire Supply Pressure (Max) 400 psig (27.6 bar) Setpoint Range (P2) Defined by "-225" code. This typically indicates a specific range, commonly 3 to 60 psig (0.2 to 4.1 bar). Performance Output Pressure Range 0 to 60 psig (0 to 4.1 bar) - *This is the key specification defined by the -225 code.* Accuracy ±0.5% of span (typical) Supply Pressure Effect ±0.2 psig for a 50 psig supply change Flow Capacity (Cv) Specific to the "-225" configuration. Likely a standard capacity for general instrument air applications. Environmental Ambient Temperature -40°F to 175°F (-40°C to 80°C) Enclosure Rating Type 4X, 6 (IP66/67) Hazardous Area Certifications FM/CSA & ATEX/IECEx: Explosion-proof & Intrinsically Safe

Technical Parameters Category Parameter Specification / Description General Model 67CFR-237 Type Digital Pressure Reducing Regulator Product Line FIELDVUE Primary Protocol HART Input & Control Input Signal 4 to 20 mA DC, two-wire Supply Pressure (Max) 400 psig (27.6 bar) Setpoint Range (P2) Defined by "-237" code. This typically indicates a specific range, commonly 3 to 115 psig (0.2 to 7.9 bar). Performance Output Pressure Range 0 to 100 psig (0 to 6.9 bar) - *This is the key specification defined by the -237 code.* Accuracy ±0.5% of span (typical) Supply Pressure Effect ±0.2 psig for a 50 psig supply change Flow Capacity (Cv) Specific to the "-237" configuration. Likely a standard capacity for general instrument air applications. Environmental Ambient Temperature -40°F to 175°F (-40°C to 80°C) Enclosure Rating Type 4X, 6 (IP66/67) Hazardous Area Certifications FM/CSA & ATEX/IECEx: Explosion-proof & Intrinsically Safe

Technical Parameters Category Parameter Specification / Description General Model 67CFR-226 Type Digital Pressure Reducing Regulator Product Line FIELDVUE Primary Protocol HART Input & Control Input Signal 4 to 20 mA DC, two-wire Supply Pressure (Max) 400 psig (27.6 bar) Setpoint Range (P2) Defined by "-226" code. This typically indicates a specific range, commonly 3 to 60 psig (0.2 to 4.1 bar). Performance Output Pressure Range 0 to 60 psig (0 to 4.1 bar) - *This is the key specification defined by the -226 code.* Accuracy ±0.5% of span (typical) Supply Pressure Effect ±0.2 psig for a 50 psig supply change Flow Capacity (Cv) Specific to the "-226" configuration. Likely a standard capacity for general instrument air applications. Environmental Ambient Temperature -40°F to 175°F (-40°C to 80°C) Enclosure Rating Type 4X, 6 (IP66/67) Hazardous Area Certifications FM/CSA & ATEX/IECEx: Explosion-proof & Intrinsically Safe

Technical Parameters Category Parameter Specification / Description General Model Series 67CFR Type Digital Pressure Reducing Regulator Product Family FIELDVUE Primary Protocol HART Input & Control Input Signal 4 to 20 mA DC, two-wire Supply Pressure (Max) 400 psig (27.6 bar) Setpoint Range (P2) Wide range, defined by the model suffix. Common ranges from 3-60 psig to 3-115 psig (0.2-4.1 bar to 0.2-7.9 bar). Performance Output Pressure Range 0 to 100 psig (0 to 6.9 bar) Accuracy ±0.5% of span (typical) Supply Pressure Effect ±0.2 psig for a 50 psig (3.4 bar) supply change Flow Capacity (Cv) Defined by the specific model configuration. Environmental Ambient Temperature -40°F to 175°F (-40°C to 80°C) Enclosure Rating Type 4X, 6 (IP66/67); Dust-tight and protected against water jets/immersion. Hazardous Area Certifications FM/CSA & ATEX/IECEx: Explosion-proof & Intrinsically Safe for use in hazardous areas. Physical Body Material Aluminum Pneumatic Connections 1/2" NPT (Supply & Output)

Technical Parameters Category Parameter Specification / Description General Model Series 657 Type Pilot-Operated Pressure Reducing Regulator Pressure & Temperature Body Rating (ANSI) ANSI Class 150, 300, 400, 600, 900 Max. Inlet Pressure (P1) Up to 1440 psig (99 bar) for certain classes. Outlet Pressure Range (P2) Wide range, adjustable via the pilot spring. Common ranges from 5 to 500 psig (0.3 to 34 bar) or higher. Flow & Sizing Flow Capacity (Cv) Very High. Ranges from ~30 to over 1000+, depending on the valve size (e.g., 1", 2", 3", 4", 6", 8"). End Connections Flanged (RF, RTJ) according to ANSI standards. Materials & Construction Body Materials Carbon Steel (Standard), Stainless Steel, Other Alloys. Trim Materials Stainless Steel. Pilot Valve 657 Pilot (Reducing Pilot) - senses downstream pressure. Options Common Pilot Options • Monitor Pilot: For overpressure protection. • SLM (Slow Opening) Pilot: For safe start-up.