Gas control block Tandem 837 220/240V, 50Hz 0837013

Main features:
Electric modulator for gas flow regulation, stepped modulation (836 TANDEM) or continuous modulation (837 TANDEM).
Two low-noise automatic solenoid valves, class B.
Servo-controlled pressure regulator.
Pilot burner outlet.
Inlet filter and pilot gas filter.
Inlet and outlet pressure test points.
Gas inlet and outlet with thread (Rp 1/2"), flange connections possible
Connection for "air"/pressure compensator from regulator to combustion chamber.
Technical data:
Gas connections: Rp 1/2 ISO 7
Installation position: any
Gas families: I, II and III
Maximum gas inlet pressure: 60 mbar
Ambient temperature: 0...70°C
Pressure regulator: class C
Automatic solenoid valves: class B
836 TANDEM:
Stepped modulator - outlet pressure ranges:
Maximum: 7...50 mbar (version 230 V: 7...37 mbar)
Minimum: 2...45 mbar (version 230 V: 2...30 mbar)
837 TANDEM:
Continuous modulator - outlet pressure range:
2-20 mbar (white adjustment screw)

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