Flow Rates to 15 GPM Custom Deadbands and Output Flows Available Optional Spool Configurations Field Interchangeable Pilots, Spools, and Pilot Filters Large Contamination Resistant Pilot Stage Passages Standard Manual Override Optional Intrinsically-Safe Coils - Bureau of Mines 1973 Optional "MS" Electrical Connector Open and Closed-Loop Operation NFPA DO5 (OldDO2) Mounting Configuration Subplate Mounted With NFPA DO3 Adaptor