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Controller DULCOMETER diaLog DACb

Do you wish for a simple controller for water analysis? One that is easy to operate and with which you can freely select between all common measured variables per channel? There is one: our all-rounder DULCOMETER diaLog DACb! What is more, it is Ethernet-/LAN-capable and can be ideally integrated into existing networks.

Product description

Water parameter analysis made easy – with the DULCOMETER diaLog DACb

The controller DULCOMETER diaLog DACb is our compact all-rounder for water analysis. With its specially designed functionalities, e.g. processing of interference variables and switchover of control parameters, it closes the control circuit between DULCOTEST sensors and ProMinent metering pumps. The measuring and control channels of the DULCOMETER diaLog DACb can be individually configured to meet customer requirements. Everything that you need for the reliable treatment of industrial and process water, drinking water as well as swimming pool water.

Your benefits

  • Simple operation thanks to a clearly arranged display
  • More for your money: two measuring and control channels now in the basic configuration
  • Versatile use: all common measured variables can be set per channel and subsequently altered
  • Control from anywhere: LAN-capable and convenient remote access via integrated web server
  • Maximum flexibility: individually adjustable to different operating statuses, e.g. day-night mode
  • Excellent process reliability: avoidance of incorrect metering through time-based monitoring of control variables

Field of application

The following list of applications are general examples of generally suitable applications for this product. Please contact your local sales representative to talk about the applicable use of this product in your specific case / environment.

  • Measurement and control of water parameters in industrial and process water treatment plants
  • Monitoring of water parameters for potable water
  • Measurement of pH value and disinfection parameters in the food and beverage industry
  • Measurement and control of hygiene parameters in swimming pools
  • Monitoring of chlorine dioxide concentration in systems for legionella control and prevention, for example in schools, hotels or hospitals
  • Measurement of disinfection parameters of irrigation and sprinkler irrigation water in horticulture

    Technical Details

    • Measured variables: pH, ORP, chlorine, chlorine dioxide, chlorite, bromine, conductivity, peracetic acid, hydrogen peroxide, ozone, dissolved oxygen and fluoride
    • Installation, degree of protection: Combination housing (wall mounting, control panel mounting, pillar assembly) IP 67 and IP 66
    • Control: three measuring and control channels, each with independent monodirectional PID controller (optional: two bidirectional PID controllers)
    • 24 V DC protective low voltage supply e.g. by means of solar system or in the wet area of waterworks
    • Temperature compensation for pH and for chlorine dioxide process sensor CDP, pH compensation for chlorine
    • Digital inputs for the processing of control signals, e.g. of sample water limit contacts, remote stop control and to monitor the liquid levels in chemical storage tanks
    • Control outputs for electronically controlled metering pumps and solenoid valves
    • Interference variable processing: simple control of water parameters in flowing water by processing the flow in the control algorithm
    • Adaptation of the controller setpoint to changed process conditions is possible via remote control by means of the mA signal of a PLC or with more stringent requirements via the field bus option

    Technical Data

    Standard equipment with basic measured variable

    • PID controller with pulse frequency-based metering pump control for 2 metering pumps.
    • 2 analogue outputs for measured value, correction value or control variable (depending on the optional equipment).
    • 4 digital inputs for sample water fault detection, level switch, pause and parameter switch-over.
    • 2 output relays can be programmed either as output for limit value, cycle timer, real-time timer or control output (depending on the optional equipment).
    • Measured variables and language selection during commissioning.
    • Temperature compensation of the pH, chlorine dioxide (CDP) and fluoride measurement via Pt100/Pt1000.
    • 24 operating languages: all European languages as well as Chinese, Russian, Thai, Korean. The operating language is selected during commissioning and can be changed at any time by a keyboard shortcut. The documentation language is selected via the identity code. A data carrier is also supplied that contains all other languages.
    • Device parametrisation is saved and transferred on an SD card.
    • Calibration and event data logger (without SD card, data is saved in the controller).
    • Interference variable processing (flow) via frequency (contact water meter).
    • Subsequent upgrade of the software function by means of an activation key or firmware update.

    Description of the possible measured variables as basic measured variables:

    Module VA mV/temperature + mA sensor input:

    • 1 sensor input for pH or ORP sensor and temperature sensor Pt100/Pt1000
    • 1 sensor input for connecting, e.g. chlorine sensors, such as CBR or pH transducer pHV1 and fluoride including interference variable or pH compensation for chlorine.

    Module AA mA/mA sensor input:

    • 2 sensor inputs for connecting, e.g. chlorine sensors, such as CBR or pH transducer pHV1, including interference variable or pH compensation for chlorine.

    Module VV mV/mV temperature sensor input:

    • 2 sensor inputs for connecting pH and ORP sensors and temperature sensors Pt100/Pt1000, e.g. of type PHER, RHER, PHEI, RHEIC, Pt100SE

    Module L3 conductivity temperature sensor input:

    • 2 sensor inputs for connecting conductive conductivity sensors and temperature sensors Pt100/Pt1000, e.g. of type LFT, LMP

    Optional equipment for third pH measuring channel

    Package 2

    • Third measuring and control variable pH via mV or mA with or pH compensation for chlorine without external setpoint specification via analogue signal for channel 1 without flow interference variable via mA for channel 1
    • Third analogue output.
    • Three additional digital inputs, e.g. for level monitoring, pause and sample water alarm.
    • Control two additional metering pumps.

    Package 3

    • Third complete measuring and control channel, any measured variable, with PID controller.
    • Third analogue output for measured value, correction value or control variable (depending on the optional equipment).
    • Three additional digital inputs, e.g. for level monitoring, pause and sample water alarm.
    • Temperature compensation of the pH, chlorine dioxide (CDP) and fluoride measurement.

    Package 4

    • Combination of packages 2 and 3 (only one channel for amperometric sensors is available with the mA interference variable).

    Communication options

    • Measurement data logger with SD card.
    • Visualisation of the measured data using a web server via LAN and PC/tablet PC and web browser.
    • PROFIBUS DP, Profinet or Modbus RTU.

    Hardware upgrade

    • Protective RC circuit for output relay: Protects the output relay if inductive loads are to be switched (e.g. solenoid valves or motors). Not with 24 V DC electrical connector.

    Downloads for Controller DULCOMETER diaLog DACb

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    Overview

    Water parameter analysis made easy – with the DULCOMETER diaLog DACb

    The controller DULCOMETER diaLog DACb is our compact all-rounder for water analysis. With its specially designed functionalities, e.g. processing of interference variables and switchover of control parameters, it closes the control circuit between DULCOTEST sensors and ProMinent metering pumps. The measuring and control channels of the DULCOMETER diaLog DACb can be individually configured to meet customer requirements. Everything that you need for the reliable treatment of industrial and process water, drinking water as well as swimming pool water.

    Your benefits

    • Simple operation thanks to a clearly arranged display
    • More for your money: two measuring and control channels now in the basic configuration
    • Versatile use: all common measured variables can be set per channel and subsequently altered
    • Control from anywhere: LAN-capable and convenient remote access via integrated web server
    • Maximum flexibility: individually adjustable to different operating statuses, e.g. day-night mode
    • Excellent process reliability: avoidance of incorrect metering through time-based monitoring of control variables

    Application

    Technical Data

    Downloads

    Contact us

    Tze Lin Mak

    Managing Director, ProMinent Fluid Controls PFC far East Pte Ltd.

    »Please send us your request! We will contact you shortly.«

    +65 6747 4935  Send request   

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