Hycontrol Ltd V1.5 CONTENTS 1 SPECIFICATION 2 HOW IT WORKS 3 CONNECTIONS 3.1 Indicators .. 4 4 INSTALLATION 4.1 Installing the Sensor in A Tank 4.2 Cabling .. 7 5 COMMISSIONING 5.1 Setting-Up 5.2 Sensitivity 5.3 Response Time Page 2...
Hycontrol Ltd V1.5 2) SMARTFOAM – HOW IT WORKS. The SmartFoam is a new and unique product from Hycontrol designed to measure and control foam in a single unit which is easy and quick to install. The sensor contains its own transmitter located inside the head so it can connect directly to a process controller or a pump.
Hycontrol Ltd V1.5 3.1) Indicators There are two indicators in the head to show the status. These can be seen in the diagram above. 1. Green – Power on. 2. Amber – On when no foam is present. Off when foam is measured.
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Hycontrol Ltd V1.5 Figure 3 – Metal Tank With return path via ground network. However, if a plastic tank is used, then an earth electrode is required in the liquid. An electrode may be a simple stainless steel rod or pipe which is partially immersed in the liquid.
Hycontrol Ltd V1.5 Return via probe fitting metal ground Figure 5 – Plastic Tank electrode With return path via ground electrode and fitting. Plastic Tank 4.2) Cabling and Connections The easiest way to connect the sensor is to use a 4-core screened cable. The cable does not need to be screened for shielding purposes but the screen is a convenient way to connect the earth return if the set-up in figure 3 or 4 is used.
See Table 1 below for more details of the sensitivity settings. . If the sensor is in contact with foam but does not trigger then increase the sensitivity setting to a higher figure. Table 1 Sensitivity Adjustment – SW2 Sensitivity Setting Application Liquid...
To change the response time remove the small white link on sw2 and refit as shown below. In cases of high splashing the response time can be increased to 10 seconds. See table 2 below.
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