Lakewood Instruments 2855e Multiple Boiler Conductivity Controller

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  • Lakewood Instruments 2855e Multiple Boiler Conductivity Controller

2855e Multiple Boiler Conductivity Controller

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$2,305.00

Quick Overview

Lakewood's Model 2855e, a LONWORKS® Technology-based multi-boiler cycle sample or continuous blowdown conductivity controller. Standard range is 500-10,000 μS and can control up to 8 boilers. The controller has a total of 8 relays, the first 4 of which are configurable for HIGH/LOW alarms or feed chemical based on 2 makeup sources, the second 4 relays are used for boiler blowdown control. For 5-8 boilers, a NRLY will need to be purchased. Requires one SR2N or SR4N and a PL5, PL6 or GV per boiler (NIN included).


Please configure your controller below by selecting the desired options:


Notes:
(1) All 2855e-SC and 2855e-C models include model 2255e-RTC, the appropriate number of SR2N boiler sensors, PL5 or PL6 plumbing assemblies, -PS power supplies, MBV1 motorized ball valves, NRLY relay nodes. For use under the following conditions: 120 vac, <400 psi operating pressure, 1/2 inch piping, using a hot (>200F) sample.
(2) Item 1233981, PLKT Plumbing kit: includes unions, orifice plates, cross, tee, and manual block valve only. Does not include piping.

(3) For the GV option, two are required for continuous sample and one for cycle sample if the orifice plate and union are not used.

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$2,305.00
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Product Description

The Lakewood Model 2855e Multi-Boiler Controller uses LONWORKS® Technology for accurate control of your boiler system. The system will allow control of one to eight boilers using the cycle sample or continuous sample method. Two water meter inputs are available which can be used to feed chemicals. Each conductivity input contains its own microcontroller which talks directly to the relay that controls the motorized ball valve for each boiler.

The 2855e can be programmed with LRWS (Lakewood Remote Windows Software) or from the keypad of the controller. LRWS allows data to be accumulated on all boilers, water meter inputs, chemical pump on time and more. LRWS will also allow the user to make graphs of the downloaded information, print conductivity values or export information for use with data-logging spreadsheets.

Features:

  • Enclosure is NEMA 4X rated.
  • Power On/Off switch is included.
  • Steam flashing detector and compensation.
  • Control and monitor 1 to 8 boilers.
  • Future boilers can be added to an existing system.
  • Boiler input(s) can be substituted to monitor condensate.
  • Cycle sample or continuous conductivity control of blowdown.
  • Use Cycle sample for blowdown less than 1,000 lb/hr, continuous for blowdown greater than 1,000lb/hr.
  • Two water/flow meter inputs provided.
  • Can feed chemical according to water meter, percent of bleed, or percent on-time.
  • Interactive communications software datalog and control with RS2L option.
  • Includes two languages: English and Spanish.

Benefits:

  • Accurate control of boiler conductivity.
  • Control results in fuel savings by preventing excessive blowdown.
  • Prevents carryover due to excessive conductivity.
  • One controller can monitor and datalog up to 8 boilers.

 

For additional information, and choosing the correct controller for your application, please review
the
pdf Product Cut Sheet.

If you have any questions or need assistance in selecting the correct controller for your application,
please don't hesitate to contact
EnviroAqua at (818) 890-3200.

For quotes or special requests please contact EnviroAqua toll free at (800) 853-0311.



Additional Information

Manufacturer Lakewood Instruments

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