pH3500 Two Relays 4-20mA Online pH/ORP Controller for Water Treatment

Min.Order: 1
Product origin: Shanghai, China
Infringement complaint: complaintComplaint
US$ -1

Description
PH3500 pH / ORP Transmitter
It is suitable for accurate measurement of pH and redox potential in harsh climate and complex industrial environment.

Features

128*64 dot matrix LCD display, switchable between Chinese and English, IP65 protection level, reliable operation in any climate

Concise menu design, simple and convenient operation, graphical prompt, beautiful and clear interface
Digital filter is adjustable, and the hardware anti-interference ability is enhanced, which makes the measurement more stable and adapts to the complex industrial environment
Power supply 85~260VAC, DC 18~36VDC can also be customized
RS-485 digital interface, MODBUS - RTU communication protocol, read-write duplex communication, which can realize complete remote control of the instrument
Two measurement functions: PH measurement or ORP ( Redox ) measurement
With antimony electrode function, it can be used in HF environment

Applications

Industrial process   Boiler water   Circulating water     Cooling Water

 

Specifications

pHrange-2.00~16.00 pH
Resolution0.01 pH
Accuracy±0.01 pH
Input resistance≥1012 Ω
ORPrange-2000~2000 mV
Resolution1 mV
Accuracy±1 mV
  TEMP  range-10.0~130.0 ºC
Resolution0.1 ºC
Accuracy±0.3 ºC
Input typePT1000
TEMP compensationAutomatic/Manual
Transmission currentOutput typeTwo 4~20 mA (Corresponding range can be set)
Accuracy±1%FS
Output loadLess than 500 Ω
Relay controlFunction relay1 (Can be set as cleaning or alarm function)
Switch relay2 SPST relays
load capacity2.5A 230VAC
data transmissionTransmission interface1 RS485 Isolation voltage 2500Vrms
ProtocolMODBUS-RTU (Read and write duplex communication)
Other parametersPower supply85~260VAC or 18~36VDC(User can  order)
Operating temperature0~60°C
Working humidityRelative humidity < 90%
Protection levelIP65
Installation methodDial installation
Dimensions(H×W×D) 108×108×132 mm
Hole Size92.5×92.5 mm(Positive tolerance)

 

ModelSpecificationimages
PH3500pH/ORP Controller/Transmitter 
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CS1568 SNEX pH sensorSludge, Viscous Fluids Protein, hydrogen sulfide, Cold Low Ionic Water Silicates, Chromates, Cyanide, Sea water, Brine, Mining, Petrochemical, liquefied natural gas. 
CS1768 pH combination sensorDesigned for Harsh Industrial environment Sludge, Viscous Fluids Protein, hydrogen sulfide, Cold Low Ionic Water Silicates, Chromates, Cyanide, Sea water, Brine, Mining, Petrochemical, liquefied natural gas. 
CS1778 pH combination sensorDesigned for flue gas desulfurization Traditional porous-liquid-junction pH sensors easy to be failured by reference electrode coating and contamination or fine particle clogging, poisoning. 
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CS1637 pH antimony sensorHF concentration>1000ppm 
CS1728 resistant to HF pH sensorHF concentration<1000ppm 
CS1737 pH antimony sensorHF concentration>1000ppm 
CS1733 pH sensorGeneral purpose 
CS1753 pH sensorProcess pH sensor with temperature compensation and connect to ground. 
CS2543 General purpose Platnium ORP sensorGeneral Purpose 
CS2733 Platinum ORP sensorGeneral Purpose 
CS2753 ORP sensorDesigned for strong oxidative solution 
CS2628 SNEX ORP sensorWater quality monitoring, Sea water quality monitoring, Swimming pool, Waste water 
CS2668 SNEX ORP sensorWater quality monitoring, Sea water quality monitoring, Swimming pool, Waste water 
CS2768 SNEX ORP sensorComplex Industrial environment Anti-poison, long life span ORP sensor. 

 

 
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