Digital Controllers

Rola-Chem’s Generation II digital controllers automate water chemistry with precision, monitoring pH, ORP and FAC in real time. Easy to install and intuitive to operate, they ensure compliance, reduce manual testing and keep pools and spas crystal clear around the clock.

Category

Capacity

Diameter

Height

Max GPD

Minimum Feed Rate

Mount Type

Single ORP

Dual ORP

Pack Count

Pipe Material

Pipe Size

Weight

555XXP Specifications
pH ORP1 ORP2 Feed Cycle
7.4 650 mV 640 mV 10 Seconds
6.8 – 8.4 0 – 995 mV 0 – 995 mV
7.0 – 8.0 400 – 900 mV 400 – 900 mV
.6 to 900 sec w/ 5-minute analyzation periods 120V corded (input/output) Timed or Continuous
Maximum Amps: 3.15 Amps

GPD = Gallons Per Day    * Using 12.5% liquid chlorine.

Digital pH/ORP Controllers Features:

  • Digital readouts
  • ORP technology
  • Redox sensor
  • Dip switch programmable settings
  • Timed or continuous feed settings
  • Built-in out-of-range safety timeouts
  • pH calibration
  • Acid or base feed
  • Microprocessor logic
  • Globe flow cell with flow switch
  • Compatible with most peristaltic pumps
  • Can also be used with erosion feeder/solenoid applications

INCLUDES:

  • Controller
  • Flow cell with flow switch
  • Probes
  • 3/8” tubing and fittings

554XP Specifications
pH ORP Feed Cycle
7.4 650 mV .6 Seconds
6.8 – 8.2 0 – 995 mV
7.0 – 8.0 400 – 900 mV
.6 to 900 sec w/ 5-minute analyzation periods 120V corded (input/output) Timed or Continuous
Maximum Output: 5 Amps