On-line PH Meter Digital Industrial pH Controller Meter with 0–14pH Audio Alarm

Introduction:

• Industrial PH meter is an industrial upgrade of intelligent acidity meter products, but for continuous measurement and control of water PH value, the device is suitable for use in urban sewage treatment plants, chemical industry, printing and dyeing, paper making, pharmacy, electroplating and environmental protection and other fields.

Specifications:

• Measuring range: pH (0 - 14 pH)
• Accuracy: + 0.02 pH
• Resolution: 0.01pH
• Stability: ≤ 0.02 pH / 24 hours; ≤ 3 mV / 24 hours
• pH standard solution: 4.00 / 6.86 / 9.18
• Display: 128 * 64 dot matrix LCD
• Temperature compensation: 0-100 ℃ manual / automatic (NTC10K)
• Signal output: 4-20mA output isolation protection maximum loop resistance 300Ω
• Alarm output: low limit alarm contacts of a group (3A / 250 V AC), normally open
• contact relay
• Power supply: AC 110-220V ± 10% 50Hz
• Power consumption: ≤3W
• Environmental conditions: (1) Temperature 0 ~ 60 ℃ (2) humidity ≤85% RH
• Dimensions: 96 × 96 × 110mm (height × width × depth)
• Hole Size: 92 × 92mm (height × width)