P.O. Box 318, Towanda, IL 61776 | 815-515-9599

Inputs:

  • 120/240 V AC
  • ORP or pH sensor connected directly or through a remote pre-amp
  • Sensor input is isolated
  • Sensing accuracy: +/- 0.1% per year
  • Range: -1000 to 1000 mV or 0.0 to 14.0 pH units
  • Dual 4-20 mA analog input (used for flow readings)


Outputs:

  • Fully rangeable,  Dual 4-20 mA recorder output with +/- 0.02 mA accuracy
  • Used with devices up to 1000 ohms
  • 6 relay outputs
  • Two 4-20 mA feeder output
  • 3 Control modes per Channel: TBP / NTL / Monitor
  • General alarm relay
  •  (2) 120/240 VAC, 5 amp relay for automatic sensor cleaning

HL 2 is a dual channel ORP/pH controller suitable for monitoring and control in  two separate basins or front / back side within municipal and industrial applications.

HL2 ORP/pH Controller

Water & Waste Water 

Control Systems

Features:

  • 5.7" color touch screen
  • Live trending
  • Auto-sensitivity tuning
  • SD data logging
  • Battery backup
  • Start-up recall
  • Alarm overrides
  • NEMA 4X Enclosure


Communications:

  • Ethernet capable
  • Web-based enabled
  • Modbus slave support