Honeywell L404V ユーザーズマニュアル

PRODUCT DATA

71-2429-06

L404F,T,V
PressureTrol

Controllers

APPLICATION

L404F PressureTrol

Controllers provide operating control

with automatic limit protection for pressure systems of up to

2070 kPa, or 300 psi.

L404T,V PressureTrol

Controllers are for use on oil burner

systems for pressures up to 1035 kPa or 150 psi.

FEATURES

• Models available in a series of control ranges, and

pressure scales in kPa and psi.

• All models automatically reset and have an adjustable

differential.

• Models have snap switch to open or close a circuit on

a pressure rise.

• Case has a clear plastic cover so setpoints can be

observed.

• 1/4 inch—18 NPT connection for pipe on diaphragm

assembly.

• Ground screw terminal.
L404F:

• Controllers may be used with steam, air, or

noncombustible gases, or fluids noncorrosive to the

pressure sensing element.

L404T:

• High pressure limits, break a circuit on oil pressure

rise above setpoint.

L404V:

• Low pressure limits, makes a circuit on oil pressure

rise above setpoint.

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