Bluelab® pH Controller
Hands-free monitoring and dosing of solution pH levels. Our clever pH controller automatically monitors and fine-tunes the pH levels for you. You simply set it, and forget. The pH is taken care of.
Includes:
- Water resistant,
- Wall mount housing,
- 13 foot acid/alkali resistant dosing tube,
- International power supply,
- Replaceable double junction pH probe and Temperature Probe (for pH ATC).
- Use with undiluted Bluelab® pH Up or Down.
- 6 month guarantee for Bluelab® pH Probe.
Features:
- Automatic control and monitoring of system pH with reservoirs up to 200 US gal / 760 L
- Plant-safe green backlit LCD with adjustable brightness
- Large, easy to read displays
- Easy to navigate menu to program and adjust settings
- Simple push-button pH calibration with on screen guide
- Flashing high / low alarm with control lockouts
- Dosing lockouts to protect from over-dosing
- Auto resume dosing on restart after power loss
- Water resistant, wall mount design
- 13 foot (4 meters) acid/alkali resistant dosing tube supplied
- Use with either undiluted Bluelab pH Up or Down
- International power supply
- Replaceable double junction pH probe
- Separate Bluelab Temperature Probe (for pH ATC)
- Replaceable peristaltic pump and tubes

Bluelab® pH Controller Instructions Manual
Weight (lb.): 2.2
Length (in.): 8.2
Width (in.): 4.2
Height (in.): 7.7
Control Range: 0.1 - 13.9 pH
Dose Rate: 10ml per minute
Resolution: 0.1 pH
Accuracy at 25̊C / 77̊F: ± 0.1 pH
Calibration: Two or three point (pH 7.0 and pH 4.0, and/or pH 10.0)
Temperature compensation: Yes
Operating environment: 0-50°C, 32-122°F
Output: 24VDC 0.4 Amp
Control Parameter: pH – user selectable single direction (up or down)
Power Source: 4 interchangeable plug types