Question: Temperature Th2 is to be controlled by adjusting flow rate, wo. The temperature sensorit transmitter (TT) is direct acting. Figure E8.15 Should the control valve
Temperature Th2 is to be controlled by adjusting flow rate, wo. The temperature sensorit transmitter (TT) is direct acting. Figure E8.15 Should the control valve be fail-open or fail-closed and Should the controller be direct-acting or reverse-acting? Fail close and reverse acting Fail close and direct acting Fail open and teverse acting Fail open and direct acting
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