Ultra-cut 400 xt, F5 - n, Air - air n – Tweco 400 XT Ultra-Cut Plasma Cutting System User Manual
Page 72: Run set preflow set plasma & shield test

ULTRA-CUT 400 XT
4-8
OPERATION
Manual 0-5275
2. GAS Selection Switch
Selects combinations of plasma and shield gases.
GAS
O2 - AIR
O2 - O2
H35 -N
2
F5 - N
2
AIR - AIR
N
2 -
H
2
O
N
2 -
N
2
PREFLOW
H
2
O
MIST
PLASMA
SHIELD
PRESSURE
PLASMA
POWER SUPPLY
GAS
FLOW
High Precision
Plasma Cutting System
ENABLE
DISABLE
GAS
MODE
RUN
SET PREFLOW
SET PLASMA
& SHIELD
TEST
O2 - AIR
O2 - O2
H35 -N
2
F5 - N
2
AIR - AIR
N
2 -
H
2
O
N
2 -
N
2
9
9
Art # A-04766_AB
GCM
2010
3. LCD Display
LED display shows Gas Control Status, such as Waiting for Communication, Plasma Power Supply Disabled, Initializing,
Purging and Output Current setting. It also shows operational states like Preflow, Piloting, Cutting, and Postflow. In addition
there are some low level CANBus errors that are indicated by message ^E#.
^E4 = CANBus error unacknowledged message.
^E5 = CANBus error Bus off
^E6 = CANBus error communication timed out.