GOODRICH Stormscope Series II Installation Manual page 62

SIGNAL
XYZ Synchro Input (Continued)
Stepper Heading Input
(King KCS55)
WX-950
Installation Manual
CHARACTERISTICS
H and C (high and low reference)
FREQUENCY
VOLTAGE
INPUT IMPEDANCE >50k Ohm
CONNECTION
CABLE
These connections will accept heading information from a King KCS55
stepper drive unit.
Stepper heading input is selected via the STEP jumper located in
the connector back-shell.
Stepper Drive Motor 1 & 3
FREQUENCY
VOLTAGE
INPUT IMPEDANCE >50k Ohm
CONNECTION
CABLE
Stepper Drive Motor Unregulated +15V
VOLTAGE
INPUT IMPEDANCE >50k Ohm
CONNECTION
CABLE
Min: 50 Hz
Max: 1500 Hz
Min: 3.5
Max: 35 Vrms
J1-16 (SYNC_REF_HI)
J1-3 (SYNC_REF_LO)
See paragraph 2.7.3.
NOTE
Min: 0 Hz
Max: Turn Rate Dependent (.25 degree
increments per edge transition)
Low Level: Min: 0 V
Max: 2 V
High Level: Min: 13 V
Max: 17 V
Max: 35 Vrms
J1-17 (DRIVE MOTOR 1) to KI-525 P2-A
J1-3 (DRIVE MOTOR 3) to KI-525 P2-H
See paragraph 2.7.3.
Min: 13 V
Max: 17 V
J1-16 (UNREG +15) to KI-525 P1-V
CASE GND (AIRFRAME GROUND) to
KI-525 P1-J)
See paragraph 2.7.3.
A-3
Rev. C