Bids Are Invited For Acquisition Of Device For Sending Measurement Data To The Internet Of The Parameters Ph, Light Chlorine, Fluorine From The Rio Grande Do Sul Water Treatment Plant.

Multiparameter Measuring System For Ph, Free Chlorine, Temperature And Fluorine For Use In Reading Treated Water. The System Must Be Mounted On A Polyethylene Plastic Plate Of Minimum 800 Facilitate Transportation. A Cable With A Socket Must Be Provided To Power Up The System. Microprocessor Controller - Electrical Supply Of 100...230 V, 50...60 Hz, 27 W - Reading Accuracy Of 0.3% - With Ph Compensation In The Chlorine Calibration - With Temperature Compensation In The Ph And Fluorine Calibration Curve - With Adjustable Control As P (Proportional) Or Pid (Proportional, Integral And Derivative) - 3 Configurable 0/4...20 Ma Outputs For Controlling Dosing Pumps Or Sending Measurement Values ​​To Supervisory - 4 Pulse Frequency Outputs For Activating Dosing Pumps - 2 Adjustable Relay Outputs For Limit Value Or Timer, Plus 1 Adjustable Relay Output For Alarm Protection Type Ip66 - With 6 Digital Inputs, Plus 4 Sensor Inputs (Ph, Temperature And Fluoride) - With Menu Selection In Portuguese - With Data Recording On A Removable Memory Card For Storing Measurement, Calibration And Error Data - With The Possibility Of Registering A Lock Password To Prevent Changes To The Configuration By Unauthorized Users - With Indication Of The Inclination Of The Curve (Or Slope) After Calibration Of The Sensors At Two Points - With 3 Bidirectional Controls In A Single Controller - Possibility Of Adjusting An Additive And Multiplicative Interference Variable For Chlorine In The Controller, Which Will Take As A Base The Measuring Value Of The Chlorine Sensor Free And An Additional External Information Source Connected To The Digital Input Of The Controller (For Example, A Flow Meter) - Possibility To Adjust Lower And Upper Limit Values ​​For The Measurement Values ​​In The Controller, In Order To Activate The Relay In Case A Measurement Value Exceeds The Limits - Ldc Display, Retro Ilu, Acquisition Of 01 Gateway Composed Of: Meter Ethernet Connection / Dulcometer Dacb Controller With Local Internet Network Via Physical Or Wireless Means And Storage Of Measurement Data In Its Own Database Saae And Also On The Cloud Data Server Provided By The Gateway Itself. 01 Modbus Rtu Rs-485 Communication Card And 01 Ethernet Lan Communication Card With Web Server, Compatible With The Prominent Brand Dulcometer Dacb Meter / Controller, For Retransmission To The Telemetry System Of Ph, Chlorine, Fluorine And Temperature Measurements In Eta Rio Grande Do Sulo Gateway Must Have Its Own Web And Mobile Access Platform System, Capable Of Monitoring Variables In Real Time And Store Data For At Least 12 Months And Capable Of Generating Graphs, Reports, Alarms, Through Login And Exclusive Access Password Valid For At Least 1 Year. Technical Details Of The Gateway: Ip 65 Degree Of Protection Communication Interfaces: Ethernet / Canopen Wan Connection Wireless 2.4 Ghz With Ssl/Tls Encryptionpower: 100-230Vmounting / Surface Installation (Wall Mounting) Ce, Fcc And Anatel Certification, 12/09/2024