Siemens MAMMOMAT 1000 Nova - Page 21

Siemens Elema AB Register 6 SPB7-230.051.07 Page 13 of 16 M1000/3000 Nova
Solna, Sweden Rev. 02 03.00 SPS-UD Wiring Diagrams
X041E 2-13
LIST OF VOLTAGES AND TEST POINTS, STAND
Signal Name Description
PU Pull up signal for error comparators = +15V, +5V, +24V voltages OK.
*
RELEASE Control signal to release the brakes from min or max to permanent magnet braking.
RESET Reset signal to the CPU.
RESET_HW Reset signal from the CPU to the reset cicuit, caused by slave restart and CPU watchdog
reset.
RESET_SW Signal from the reset switch to the CPU via the reset circuit.
ROT_CW Operator control signal to rotate the x-ray system clockwise.
ROT_CCW Operator control signal to rotate the x-ray system counter clockwise.
ROT_POS Low level signal pulse indicating +10 or -10 degrees of rotation.
RXD Input for receiving data via MPS.
*
SEL_ROT Low level signal selects the rotation drive to be controlled.
SELECT_WING1 Signal from select wing 1 switch. Wing 1 selected.
SELECT_WING2 Signal from select wing 2 switch. Wing 2 selected.
*
SPEED Pulse Width Modulated signal to control speed of rotation or lift motor (20 kHz).
*
STEP_ENABLE Control signal to enable all stepping motors.
STEREO_COLL External diaphragm switch, diaphragm in place. For stereo or spot diaphragm, 18 x 24
collimator in M1000 with one filter.
STEREO_LEVER Signal from stereo lever switch, indicating lever not in stereo position.
TABLE_CONFIG 4 inputs from object table, see table configuration .
TACHO Signal from rotation motor tachometer.
THICKNESS Analog signal indicating the compression thickness.
THICKNESS_B Buffered output to the thickness adapter board D809 (Stereo option)
THICKNESS_STE-REO Isolated analog signal indicating compression thickness for stereo evaluation unit.
TILT Indicates that the stereo angle is 0° or ±10°. Visible through vent opening behind tube.
TUBE ANGLE Analog signal indicating the rotation angle.
TXD Output for sending data via MPS.
VH The stand is informed that the generator has completed its preparation.
ZERO Used for adjusting offset of the compression force amplifiers.