PHG-2091 Industrial PH Meter

PHG-2091 Industrial PH Meter

●Overview

The pHG-2091 industrial online PH meter is a precision instrument used to test the pH value of a solution. It has the features of complete functions, stable performance, easy operation. It is an ideal instrument for the testing control of pH in industrial enterprises.

The pHG-2091 industrial online PH meter can be equipped with various types of pH electrodes.

●Features

● LCD (liquid crystal) display, using high-performance CPU chip, high-precision AD conversion technology SMT patch technology, complete multi-parameter measurement, temperature compensation, high instrument accuracy, good repeatability

● American TI company chip, 96 x 96 international standard shell, 90% parts are international famous brand

● The current output alarm relay adopt photoelectric coupling isolation technology, which has strong anti-interference performance realizes remote transmission

● Alarm signal isolation output, alarm upper lower limits can be set arbitrarily, alarm lag canceled

● High-performance operational amplifier, ORP positive negative values are symmetrical, temperature drift is small, stable accurate

●Technical parameters

Measuring range: 0～14.00pH, resolution: 0.01pH

Accuracy: 0.05 pH, ±0.03℃

Stability: ≤0.05pH/24h

Automatic temperature compensation: 0～100℃(pH)

Manual temperature compensation: 0～80℃(pH)

Signal output: 4～20 mA isolated protection output

Communication interface: RS485 optional

Control interface: ON/OFF relay output contact

The relay bears the load: Maximum AC 240V 5A

                   Maximum AC 115V 10A

Relay hysteresis: freely adjustable

Current output load: the maximum load allowed is 750

Insulation resistance: ≥20M

Working voltage: 220V22V, 50Hz0.5Hz

Dimensions: 96 (length) * 96 (width) * 110 (depth) mm,

Hole size: 92*92mm

Weight: 0.8Kg

The working conditions of the instrument: ambient temperature: (0 ~ 60) ℃, relative humidity of the air: ≤90%, no strong magnetic field interference except the earth's magnetic field

●Standard configuration

One secondary meter, submerged installation jacket (optional), one pack of PH electrode one PH standard buffer

●Ordering guide

1. Whether the equipped electrode is two compound three compound

2. The length of the electrode cable, according to 5m without explanation

3. The installation method of the electrode: flow-through, submerged, flanged, pipeline