CH.02
Fisher Control Valve — Interactive Trainer
← FIELD MANUAL
Input Signal Control
// 4–20 mA → positioner → pneumatic actuator → valve plug
4–20 mA 12.0 mA
Supply PSI 20 PSI
ACTION: FAIL:
FISHER EW SERIES PLUG ACTUATOR POSITIONER 12.0mA 9.0 PSI OUT AIR IN VALVE OPEN 50%
12.0
mA INPUT
9.0
PSI OUTPUT
50%
% OPEN
50%
FLOW RATE
⚡ Fault Injection — Simulate Field Problems
Live Status
ACTUATORAIR-TO-OPEN
FAIL SAFEFAIL CLOSED
AIR SUPPLY20 PSI — OK
SIGNAL12.0 mA — OK
POSITION50% OPEN
FAULTNONE
Position Trend
ATO Signal → Response
mAPSI% OpenFlow
4.03.00%CLOSED
8.06.025%LOW
12.09.050%MID
16.012.075%HIGH
20.015.0100%FULL
// Field Analysis
Adjust the signal slider or inject a fault to see real-time analysis.