D226995Hl, 226995Hl Specifications Requires 1", 1 1/4", 1 1/2", 2" Npt Or Rp Flanges (Sold Seperately) V1 - Fast Opening And Fast Closing V2 - Slow Opening And Fast Closing 24Vac, 90 Va, Nema Type 12. Max Op Pressure: 7 Psi. Temperature Rating: -40‚°F To +150‚°F. Description The Dungs Valves/Dual Modular Valves (Dmv-D(Le) Combines Two Normally Closed, Automatic Shutoff Valves In One Compact Housing, Which Can Be Wired Independently Or In Parallel. Valve1 (V1) Of The Dmv-D And Dmv-D(Le) Series Is Fast Opening And Fast Closing. Valve 2 (V2) Of The Dmv-D Is Fast Opening, While V2 Of The Dmv-D(Le) Is Slow-Opening For Smoother Light-Off. Maximum Flow Adjustments On V2 Provides Variable Main Flow On Both Models. Hazardous Location Models Are Suitable For Class 1/ Division 2 Installations. Application The Dmv/11 Is Recommended For Hazardous Location Industrial And Commercial Heating Applications That Require Two Safety Shutoff Valves In Series. The Dmv Is Suitable For Natural Gas, Propane, Butane, Air And Other Inert Gases. Includes: 1 Conduit Adapter 1 Din-Connector Required Accessories: Two Flanges One Pn: 224 253 Closed Position Indicator (Cpi) 400 & One Pn: 217-665 Visual Indicator (Vi) Or Two Pn: 217-665 Visual Indicator (Vi) Two Pn: 219-008 G 1/8" Pressure Test Tap Required For Periodic Mandatory Testing Of Valve Integrity.