Honeywell L404V - Manual
Honeywell L404V – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – ORDERING INFORMATION; SPECIFICATIONS
- Page 3 – INSTALLATION; When Installing This Product...
- Page 4 – Pressure Gauge Mounting
- Page 5 – Using with Preheated Oil; WIRING; WARNING
- Page 6 – SETTINGS AND ADJUSTMENTS; Setpoint Adjustment
- Page 7 – CHECKOUT
PRODUCT DATA
® U.S. Registered Trademark
© 2004 Honeywell International Inc.
All Rights Reserved
71-2429—2
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.
Contents
Application ........................................................................
Features ...........................................................................
Specifications ...................................................................
Ordering Information ........................................................
Installation ........................................................................
Settings and Adjustments .................................................
Checkout ..........................................................................
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Summary
L404F,T,V PRESSURETROL ® CONTROLLERS 71-2429—2 2 ORDERING INFORMATION When purchasing replacement and modernization products from your TRADELINE® wholesaler or distributor, refer to the TRADELINE® Catalog or price sheets for complete ordering number. If you have additional questions, need further in...
L404F,T,V PRESSURETROL ® CONTROLLERS 3 71-2429—2 Table 2. Conversion Table. Table 3. Switch Ratings (Amperes). Pressure Sensing Element: Stainless steel diaphragm (140 to 2070 kPa models) has brass bellows. Maximum Ambient Temperature: 66°C (150°F). Also, refer to note under Mounting. Adjustment Mea...
L404F,T,V PRESSURETROL ® CONTROLLERS 71-2429—2 4 IMPORTANT When making pipe connections, use pipe dope sparingly to seal the joints; any excess dope may clog the small hole in the fitting and prevent the controller from operating properly. Location and Mounting (L404F) Locate the L404F where the amb...
