ABB AquaMaster 3 User Manual
Also see for AquaMaster 3: Manual
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Contents
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AquaMaster 3Electromagnetic flowmeter 3 Electrical Installation24 User Guide OI/FET2XX–EN Rev. E3.3.7 Anti-tamper ProtectionIn some applications, such as those covered by the Measuring Instruments Directive (MID) 2004/22/EEC orOIML R49 the flowmeter can be sealed to prevent unauthorized changes to the meter settings andconfiguration. A read-only switch / link is used (as detailed in Fig. 3.12) to prevent login through anycommunication means and modification of any parameters on the AquaMaster 3.Fig. 3.12 Read-only Switch ConnectionsNote. For MID installations the meter must be ordered with the MID calibration option.A Not usedB Not usedC Not usedD Not usedE Read-only switch linkF Read-only switch linkTo force the transmitter into read-only state,link connections E & F* or fit adapters below*ABB supply a plug with this link fitted –part number WEBC2024 (Pack of 5)If a pressure transducer is required, an adapter cable(part number WEBC2025) can be usedDAB FECPressure socket |
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