The Fisher DVC6200 Digital Valve Controller combined with the Fisher 377 Trip Valve provides a highly reliable and intelligent solution for control valve positioning and emergency shutdown applications. The DVC6200 utilizes FIELDVUE™ technology to deliver precise valve control, real-time diagnostics, and predictive maintenance capabilities, while the Fisher 377 acts as a pneumatic trip device designed to quickly vent actuator pressure during abnormal conditions. Together, they enhance process safety, uptime, and operational efficiency.
| Parameter | Fisher DVC6200 | Fisher 377 |
|---|---|---|
| Input Signal | 4–20 mA with HART | Pneumatic |
| Supply Pressure | Up to 150 psi (10.3 bar) | Up to 150 psi |
| Communication | HART Protocol | N/A |
| Operating Temperature | -40 to 85°C | -40 to 82°C |
| Mounting | Integral or remote | Direct mounting |
| Function | Valve position control | Emergency trip/vent |
| Accuracy | ±0.5% of span | Fast response trip |
Q1: What is the main advantage of combining DVC6200 with 377?
A: It integrates precise control with emergency shutdown capability, improving both safety and performance.
Q2: Does the DVC6200 support remote diagnostics?
A: Yes, via HART communication and AMS Device Manager.
Q3: Can the Fisher 377 operate independently?
A: Yes, but it is typically used alongside controllers for enhanced safety.
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