Fluke Biomedical 875 Victoreen - Manual (Page 42)

Maintenance, Calibration, and Troubleshooting
Operation of Latch Circuit
5
5-11
W the signal pulse [pass (L) or fail (H)] the following
c
2, 0 L (Assume dition)
2, 5, L i.e. low
From the ions, th true.
Further analysis is conta ble (Table 5-2).
hen the enable pulse arrives in the two cases of
onditions exist:
U20
U20
pins 12, 1
pins 1,
d as initial con
(Enable pulse active; )
se condit e following must hold
Pin Comment
4 Depends on 6
3 Depends on 2
ined in the truth ta
Figure 5-2. Latch Circuit