Laars Heating Systems 2400-556 Flow Sensor 319847-401 Does this timer require a

Does this timer require a neutral wire

this transmitter is designed for use in Zone 2 explosive atmospheres

Designed as a safety mechanism

the switch will automatically return to its original state

Common Questions Is the 195643 compatible with 115V and 230V Reznor units

Laars Heating Systems 2400-556 Flow Sensor 319847-401 Does this timer require aThe Laars Heating Systems 2400 556 Flow Sensor is a precision engineered OEM replacement part designed for critical fluid dynamic monitoring in hydronic boiler systems. As a veteran grade HVAC flow sensor, this component ensures the boiler maintains appropriate flow rates before allowing the ignition sequence, protecting the heat exchanger from dry firing and thermal stress. This sensor is specifically calibrated for compatibility with the Laars