Name Type Default Description
COIL_STS BOOLEAN 0=False Connection status of
the variable arc sup-
pression coil
FIXCOIL_STS BOOLEAN 0=False Connection status of
the fixed coil
RESISTOR_STS BOOLEAN 0=False Connection status of
the parallel current
raising resistor
HIGH_LIMIT BOOLEAN 0=False High end position
reached
LOW_LIMIT BOOLEAN 0=False Low end position
reached
ST_CALIB BOOLEAN 0=False Rising edge of this
signal triggers the
calibration procedure
of the coil
ST_TUNING BOOLEAN 0=False Rising edge of this
signal triggers the au-
tomatic tuning proce-
dure
ST_RESIS_SEQ BOOLEAN 0=False Rising edge of this
signal triggers the
resistor control se-
quence
RAISE_LOCAL BOOLEAN 0=False Increase arc suppres-
sion coil current
LOWER_LOCAL BOOLEAN 0=False Decrease arc sup-
pression coil current
PARALLEL BOOLEAN 0=False Parallel controller has
coil movement in pro-
gress
BLK_AUTO BOOLEAN 0=False Blocking the coil au-
tomatic tuning
BLK_MANUAL BOOLEAN 0=False Blocking the coil man-
ual operation
BLK_RESISTOR BOOLEAN 0=False Disconnect and block
switching on the par-
allel resistor
HIGH_LIMIT BOOLEAN 0=False High coil position
LOW_LIMIT BOOLEAN 0=False Low coil position
Control functions 1MRS759142 F
1748 REX640
Technical Manual