I Description

Industrial pH/ORP meter is online water monitor with microprocessor. It can be widely used in power plant, petrochemical, metallurgy, electronics, mining industry, paper industry, biological fermentation, medicine, food, beverage, environmental protection water treatment, and other industries.

Adopts LCD; intelligent Chinese menu; range of measurementt is set freely; manual or automatic temperature compensation.

We can offer flow type, immersion type, pipeline type, and flange type installation procedure.

II Structural features and working principle

2.1 Structural features:

Complete set of measuring system is composed of instrument (secondary instrument) and pH( or ORP) electrode (primary instrument).

2.2Working principle:

III Technical parameters

(1)Range of measurementt: pH: 0.01～14.00pH;   ORP: －1999～＋1999mV;

Temperature: -5～110.0℃;

(2)Resolution ratio: pH: 0.01pH; ORP: 1mV;

(3)Intrinsic error: pH: ±0.1pH; ORP: ±3mV; temperature: ±0.5℃;

(4) Automatic or manual temperature compensation: 0～110℃;

(5)Stability: pH:≤0.02pH/24h; ORP: ≤2mV/24h;

(6)Signal output:

0～10mA(load resistance＜1.5KΩ); 4～20mA(load resistance＜750Ω);

Selectable: 0～5V,0～10V;

(7)Relay control contact: 3A 240VAC, 6A 28VDC or 120VAC;

(8)Power supply: 220VAC±10%,50±1Hz, power≤3W;

           24VDC, power≤1W; 12VDC, power≤1W;

(9)Size: 96×96×130mm;

(10)Installation: panel mounting (embedded);  hole size: 91×91mm;

(11) Hanging type: size of waterproof handing box: 300(height)×200(width)×167(depth)mm;

(12)Weight: 0.6kg;

(13)Work environment:

      Environment temperature : -10～60℃;

      Relative humidity: ≤90%;

      Without strong magnetic-field interference except earth magnetic field。

IV Functional features

⊙ Intelligent;

⊙ Double high resistance pre-amplifier;

⊙ Man-machine conversation;

⊙ Multiple parameters on the same screen;

⊙ Range of measurement and alarm limit are set freely;

⊙ Password can be set;

⊙ After-sale service: we offer the customers technical support and after-sale service contact method.