Dungs 230-793PI Dual Modular Valves with Proof of Closure & Visual Indicator DMV-D 703/622

The DUNGS Dual Modular Valve (DMV-D(LE)/622) combines all the features of the DUNGS Dual Modular Valve DMV-D(LE)/6 plus valve 2 incorporates overtravel and a proof of closure switch which is factory mounted and set. The Visual Indicator (VI) (266949) is factory mounted to Valve 1 (V1) Application The DUNGS DMV/622 is recommended for industrial and commercial heating applications that require two safety shutoff valves with valve 2 incorporating overtravel and a proof of closure switch. The DMV/622 is suitable for natural gas, propane, butane, air and other inert gases. Optional Approvals When ordered and installed with Burkert connector plug (part number 253731), the UL Recognized DMV valve may replace a UL Listed valve. Such a substitution is typically required for equipment UL Listed to UL 295/UL 795.

Body Sizes: DMV 703/622
Pipe Size/Thread: 1” - 2” NPT or Rp
Maximum Operating Temperature: 7 PSI (500 mbar) UL, FM 5 PSI (360 mbar) CSA
Maximum Close Off Pressure: 10 PSI (700 mbar) UL, FM
Electrical Ratings: 120 Vac (+10%/-15%) 50-60 Hz
Power Rating: 90VA
Enclosure Rating: NEMA Type 12
Electrical Connection: DIN-connector with 1/2” NPT conduit adapter
Operating Time: 100 % duty cycle
Ambient Temperature Rating: -40°F to +150°F (-40°C to +65°C)

Body Material: Aluminum
Inlet, Intermediate, and outlet side taps
Inlet Gas Strainer installed in the housing upstream valves (23 mesh screen)
DMV-D - V1 fast opening & closing (<1 s), V2 fast opening & closing (<1 s)
Manually Adjustable Flow Rate (<10-100%)
Operating Time: 100% duty cycle

Adapter Accessories:
Conduit Adapter: 240671
DIN Connector: 210319

FM requires visual indication on 1" and larger safety valves. The visual indicator, (VI) 266949 meets this requirement. Factory mounted and calibrated proof of closure switch: Factory mounted visual indicator: SPDT 10 A resistive, 8 FLA, 48 LRA @ 120 Vac; NEMA type 4; - 40 °F to +150 °F (-40 °C to +65 °C); Switch incorporates visual indication of valve (opened & closed).

DMV-D/622 - Two normally closed automatic shutoff valves in one housing. Valve 2 (V2)incorporates “proof of closure”. V1 and V2 are fast opening, fast closing. Adjustable max flow with V2.

Former Karl Dungs Inc Part Number 230-793PI