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Liquid Level Controller Model LC-1

Latching Liquid Level Controller

The combination of any two Harwil liquid level switches and the LC-1 electronic control module mounted in a weather-resistant box provide a ready-to-go system for the automatic filling or emptying of tanks or vessels. (Pump-Up / Pump-Down)

Choose from any two Harwil liquid level switch models L-5, L-8, L-21, L-30 and L-40. (May be used with other less desirable brands of level switches)

Monitoring fluid level in:

  • Air Conditioning Systems
  • Industrial Refrigeration Systems
  • Cooling in Data Centers
  • Pools and Spas
  • Chillers
  • Scrubbers
  • Fluid Blending Systems
  • Water Treatment Systems

Uses

Monitoring fluid flow in:

  • Air Conditioning Systems
  • Industrial Refrigeration Systems
  • Cooling in Data Centers
  • Pools and Spas
  • Chillers
  • Scrubbers
  • Fluid Blending Systems
  • Water Treatment Systems
  • Natural Gas

Specs

ELECTRONIC LATCHING CONTROL MODULE SPECIFICATIONS:

  • Operating Voltage (Input)
  • Voltage: 120 or 240VAC
  • Tolerance: ±15%
  • Frequency: 50/60 Hz

OUTPUT

  • Electromechanical relay
  • Form: Single pole double throw, isolated
  • Rating: 10A resistive at 240VAC

PROTECTION

  • Transient Protected
  • Dielectric Breakdown: 1500 volts RMS minimum between input, output and probe.

ENVIRONMENT

  • Operating Temperatures: -20˚C to +55˚C
  • Storage Temperatures: -20˚C to +55˚C
  • Coating: Printed circuit board is conformal coated to resist moisture and corrosion.

MOTOR CONTACTOR SPECIFICATIONS

OPERATING COIL

  • 120VAC or 208–240VAC 50/60 HZ
  • Inrush: 31 VA
  • Continuous use: 7 VA
  • Pickup: 90VAC (120VAC Coil)
  • 170VAC (208-240 VA Coil)
  • Coil Insulation: Class B
  • Coil Connections: Double Male .” quick connect
  • Maximum Ambient Temperature: 155˚F

OUTPUT POWER CONTACTS

  • Type: DPST – Normally Open
  • Contact rating per pole:
  • Terminal Strip – 812 Series
  • Electrical Rating
  • Rated voltage – 1600 Volts RMS
  • Current rating – 30A
  • Wire Size
  • Will accommodate lugs for wire sizes AWG #14 to 12
  • Hardware
  • Screws and terminals – brass, nickel plated
  • Solder terminals – brass, hot-tinned
  • Molded Material
  • G.P. Phenolic (94V-0).
  • Complete operating instructions, mechanical and electrical installation drawing and a numbered parts list is supplied with each unit.

Diagram

diagram_lc-1