Page 108 - Electromechanical Devices and Components Illustrated Sourcebook

70 Electromechanical Devices & Components Illustrated Sourcebook

0 Relay Alarm Disable/Enable Switch
55 5 Knob
Pointer Alarm
50 10 Switched
Outlet
Slip Clutch
Trip Cam Start Button
45 SET 15
Ratchet
Limit Switch
Solenoid
Timer Face 40 120 VAC
Ratchet Paw
Switch Mount Relay Limit Switch
Solenoid
Return Spring 35 25
30
Figure 4-99 60-Second Ratchet Drive Timer

Repeat Cycle Timer
Figure 4-100 Ratchet Timer Schematic

ON

ON
START AUTO
OFF
OUTPUT
Front Panel
− − − − −
H 0 0 0 S ON
+ + + + +
REMOTE
STOP/RESET OFF
POWER
Lab Timer Model 100

1 2 3 4 5 6 7 8 9 10

SWITCHED OUTPUT
115 VAC @ 10 AMP MAX.

Rear Panel
115 VAC 10 AMP
MDA-10
FUSE

Lab Timer Model 100 HO

11 12 13 14
1. Start Button 8. Power Switch
2. Stop/Reset Button 9. Automatic/Manual Switch
3. Function 10. Remote Trigger Input
4. Selector Buttons 11. Switched Output
5. Time 12. 10 amp Slow Blow Fuse
6. Multiplier 13. AC Cord Figure 4-101 Bench Timer Using a
7. Read Out 14. Cabinet Commercial Multifunction Relay