Model 3710 Plasma Control Console
Operator’s
Manual
_____________________________________________________________________________________________________________________
Issued: 03/11
Page
40
N.
Secondary Gas Selector Switch
Moving the Secondary Gas Selector to the HYDROGEN position enables
the Hydrogen gas system and disables the Helium gas system. Moving the
switch to HELIUM position enables the Helium gas system and disables
the Hydrogen gas system.
O.
Secondary Gas Regulator (Helium)
With the SECONDARY GAS SELECTOR SWITCH in HELIUM
position, the SECONDARY GAS SUPPLY PRESSURE CONTROL knob
regulates helium pressure which displays on the HELIUM SECONDARY
GAS SUPPLY PRESSURE gauge. Turn knob CLOCKWISE to increase
secondary gas pressure or COUNTERCLOCKWISE to decrease gas
pressure. (When secondary gas amperage setpoint is reached, start
secondary gas by pressing SECONDARY GAS button.)
P.
Secondary Gas Regulator (Hydrogen)
With the SECONDARY GAS SELECTOR SWITCH in HYDROGEN
position, the HYDROGEN SECONDARY GAS SUPPLY PRESSURE
CONTROL (located on the far right side of the console) regulates
hydrogen pressure. Turn knob CLOCKWISE to increase hydrogen
pressure or COUNTERCLOCKWISE to decrease pressure. (When
secondary gas amperage setpoint is reached, start secondary gas by
pressing SECONDARY GAS button.)
Q. Primary
Gas
Regulator
The PRIMARY GAS SUPPLY PRESSURE CONTROL knob regulates
primary gas pressure, which displays on the PRIMARY GAS SUPPLY
PRESSURE gauge. Turn knob CLOCKWISE to increase primary gas
pressure or COUNTERCLOCKWISE to decrease pressure. (To start
primary gas, press PRIMARY GAS button.)
4.4
System Safety Operation
Before entering full operation, test the system’s safety features.
A.
Testing the E-Stop Circuit
1.
With all appropriate hose and cable connections made and
checked, energize the console.
2.
Press COOLING WATER button to start cooling water flow.