Function The DFD electric operator is an accessory for DKJ and DKZ electric actuators, mounted in the control room, with two duties: 1. manual control of the field actuator when the DCS fails or during maintenance; 2. feedback of valve position so the control room can watch the valve opening.
| Model range | |
|---|---|
| Type II (0–10 mA) | Type III (4–20 mA) |
| DFD-05 | DFD-0500 |
| DFD-09 | DFD-0900 |
| DFD-07 | DFD-0700 |
| DFD-1300 | |
| DFD-1900 | |
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