848 SIGMA

Multifunctional gas control with two automatic shut-off valves, servo pressure regulator and pneumatic modulator with 1:1 air-gas pressure ratio. The plungers of the automatic shut-off valves are protected by an oil bath allowing particularly silent operation of the valves. Offset level and air/gas ratio adjustments are available. Gas inlet and outlet male thread or, as alternative, flange connections or female thread.

822 NOVAMIX

Multifunctional gas control with two automatic shut-off valves and pneumatic modulator with 1:1 air-gas pressure ratio. The plungers of the automatic shut-off valves are protected by an oil bath allowing particularly silent operation of the valves. Offset level and air/gas ratio adjustment are available

Mixer for NG40-E

Various sizes of venturi are available (characterized by different colors) to fit the maximum appliance power.

Different venturi orientations are possible.

390 MIXER

Gas and air mixing system control suitable for middle power gas appliances with large modulation range. Various mounting options to the fan and to the gas valve are available.

Mixer for NG150

Mixer for NG150 for high power condensing boilers, from 40 to 150kW

829 mV

Multifunctional control with shut-off solenoid valve powered by a thermopile: the external power supply is not required.
Thermoelectric safety device with single knob operation (OFF, pilot, ON).
Thermoelectric flame failure device with restart interlock against improper operation.
Servo-controlled pressure regulator.

Conversion kits available as option to upgrade the feature directly in field.

845 SIGMA

Multifunctional gas control with two automatic shut-off valves, servo pressure regulator and electric modulating device controlling the main gas flow. The plungers of the automatic shut-off valves are protected by an oil bath allowing particularly silent operation of the valves. Minimum and maximum main outlet pressure adjustments are available. Gas inlet and outlet male thread or, as alternative, flange connections or female thread.

Full modulation

877 ELEKTRA

877 ELEKTRA is a multifunctional gas control with two direct acting automatic shut-off valves, a direct compensated pressure regulator and a modulator driven by linear actuator operated by a stepper motor. The result is a modulating characteristic with low hysteresis, the multifunctional control is therefore particularly suitable to be used in electronic gas-air ratio control systems.

885 PROFLAME

Automatic gas control system for direct heating appliances battery operated.Electronic driven system that control all functions like ignition, flame detection and modulation.
Available configuration: modulating, possibility to decide pilot operations (permanent or intermittent), system can work through remote control (proflame).

843 SIGMA

Multifunctional gas control with two automatic shut-off valves, servo pressure regulator and electric modulating device controlling the main gas flow. The plungers of the automatic shut-off valves are protected by an oil bath allowing particularly silent operation of the valves. Minimum and maximum main outlet pressure adjustments are available. Gas inlet and outlet male thread or, as alternative, flange connections or female thread.

2 levels modulation

824-825 NOVA

Multifunctional gas control with single operating knob (OFF, pilot, ON), thermoelectric flame supervision device, restart interlock, servo pressure regulator, automatic shut-off valve, electric modulating device controlling the main gas flow and step opening device (optional). The plunger of the automatic shut-off valve is protected by an oil bath allowing particularly silent operation of the valve. Pilot outlet flow, minimum and maximum main outlet pressure adjustments are available.
824: 2 levels modulation
825: full modulation

821 mV POD

Multifunctional gas control with single operating knob (OFF, pilot, ON), thermoelectric flame supervision device, restart interlock, servo pressure regulator, manual adjustment of the outlet pressure, automatic shut-off valve and step opening device (optional). Pilot outlet flow is adjustable.

The gas control is also equipped with the Pilot on Demand feature: an on-board device that automatically turn-off the pilot burner after 7 days of inactivity of the main burner. The automatic shut-off valve is supplied by thermopile.

880-886 PROFLAME

Multifunctional gas control with two battery operated automatic shut-off valves and servo pressure regulator.

880 Proflame – ON-OFF operation
886 Proflame – manual adjustment of the outlet pressure
Pilot flow adjustment is available, main outlet pressure (for 880 Proflame), minimum and maximum outlet pressure (for 886 Proflame) are factory set adjustable.
Conversion kits are available to replace ON-OFF operation with the manual adjustment of the outlet pressure or with a modulating device operated by a stepper actuator.
These multifunctional controls are suitable to be used in room heaters, fireplaces or catering appliances.

820 NOVA

Multifunctional gas control with single operating knob (OFF, pilot, ON), thermoelectric flame supervision device, restart interlock, servo pressure regulator, automatic shut-off valve and step opening device (optional). The plunger of the automatic shut-off valve is protected by an oil bath allowing particularly silent operation of the valve. Pilot outlet flow and main outlet pressure adjustment are available.

820 NOVA MV

Multifunctional gas control with operating knob (OFF, pilot, ON), thermoelectric flame supervision device, restart interlock, servo pressure regulator, automatic shut-off valve and step opening device (optional).
The automatic shut-off valve is supplied by thermopile.
Versions are available with ON-OFF operations or with manual Hi-Low adjustment of the outlet pressure.
Pilot outlet flow and main outlet pressure (only for ON-OFF operations) are adjustable. Minimum and maximum main outlet pressure (only for manual Hi-Low) are factory set adjustable.
The conversion kit is available to replace ON-OFF operation or the manual adjustment of the outlet pressure with a modulating device operated by a stepper actuator.

822 NOVA

Multifunctional gas control with two automatic shut-off valves, servo pressure regulator and step opening device (optional).
The plungers of the automatic shut-off valves are protected by an oil bath allowing particularly silent operation of the valves.
Pilot outlet flow adjustment and main outlet pressure adjustment are available.

840 SIGMA

Multifunctional gas control with two automatic shut-off valves, servo pressure regulator and ramped opening (optional). You have the pressure settings of the main output and the level of slow ignition pressure. Links gas inlet and outlet connections or alternatively with flanges or female thread.

695 NGA

695 NGA is the new multifunctional electronic control by SIT for storage water heaters.
The electronics equipped with a microcontroller monitor the water heater and indicate the status via a LED positioned on the front of the control. The operation of the valve is managed by an algorithm that manages to modify its behavior according to the sampling profile, thus avoiding the danger of burns.

The use of the brass flange guarantees the sturdiness of the valve.

THERMOSELECTOR

Modulating ON-OFF adjustable thermostat normally mounted downstream of a thermoelectric flame supervision device. This control is particularly suitable for portable LP gas appliances.

– 3000 Series
– 3200 Series
– 3400 Series
– 3600 Series

710 MINISIT

Multifunctional control with thermoelectric flame supervision device with restart interlock, modulating ON-OFF thermostat with temperature setting knob, pressure regulator or, otherwise, flow adjuster. It is also possible to mount a piezo igniter. Pilot outlet gas flow, minimum and maximum main outlet pressure (flow) adjustments are available. In line inlet and outlet or bottom outlet gas connections.

650 DELTA

Multifunctional control with thermoelectric flame supervision device, servo pressure regulator for main outlet, ON-OFF thermostat with setting temperature knob, safety overheat thermostat (ECO), independent pilot pressure regulator and optional piezo igniter.
Pilot and main outlet pressures are factory set adjustable.
This multifunctional control is particularly suitable for use in storage water heaters and does not require the external electrical power supply.
The plastic cover has an attractive design that can also be customised.

630 EUROSIT 120°

Single-knob (OFF, pilot, temperature selection) multifunctional control with thermoelectric flame supervision device and modulating and ON-OFF thermostat.
Pilot gas flow, minimum and maximum main outlet flow adjustments are available.
Side or bottom inlet and outlet gas connections are available.
This multifunctional control is particularly suitable to be used in catering appliances; for this use the operating ambient temperature range is extended until 120 °C.

630 EUROSIT SWH

Багатофункціональний регулятор (ВИМК., пілот, вибір температури) з термоелектричним пристроєм контролю полум'я, блокуванням перезапуску, термостатом ON-OFF, захисним термостатом від перегріву (ECO), регулятором тиску та п'єзозапальником (опція).
Доступне регулювання потоку пілотного газу та вихідного тиску.
Цей багатофункціональний регулятор особливо підходить для використання в накопичувальних водонагрівачах і пропонує можливість відокремити корпус клапана від фланця термостата, що дозволяє швидко та надійно встановити прилад.

630 EUROSIT

Single-knob (OFF, pilot, temperature selection) multifunctional control with thermoelectric flame supervision device, restart interlock, ON-OFF thermostat, safety overheat thermostat (ECO), pressure regulator and piezo igniter (optional).
Pilot gas flow and outlet pressure adjustments are available.
This multifunctional control is particularly suitable for use in storage water heaters and offers the possibility to separate the valve body from the thermostat flange, allowing a quick and reliable assembly on the appliance.

610 AC3

Single-knob (OFF, pilot, temperature selection) multifunctional control with thermoelectric flame supervision device, restart or ignition interlock, modulating and ON-OFF thermostat, main pressure regulator or flow adjuster and piezo igniter (optional).
Pilot gas flow, minimum and maximum main outlet pressure adjustments are available.
Side or bottom inlet and outlet gas connections are available.
This multifunctional control is available with a wide range of thermostat settings and therefore is suitable to be used in a variety of appliances like space heaters, boilers, water heaters and professional cooking appliances.

600 AC2

Multifunctional control with thermoelectric flame supervision device and ON-OFF thermostat with setting temperature knob.
Versions are available with integral safety overheat thermostat (ECO) and with on board piezo igniter.
This multifunctional control is particularly suitable for use in storage water heaters and does not require the external electrical power supply.

400 M1- 420 B3

Thermoelectric flame supervision devices with push button with pilot outlet (B3 series) or without (M1 series), available in a wide range of gas connections. Versions for high working temperature or pressure are available.

630 Керування EUROSIT

Single-knob (OFF, pilot, gas flow selection) multifunctional control with thermoelectric flame supervision device, restart interlock, pressure regulator or flow adjuster and piezo igniter (optional).
Pilot gas flow, minimum and maximum main outlet pressure (flow) adjustments are available.
Side or bottom inlet and outlet gas connections are available.
This product is suitable to equip many type of gas appliances like ovens, space heaters, fireplaces, barbecues, etc.