Fluke 78 - Page 43

Typical Testing Applications
31
FUSED
10A
30V
°C°F
300V
30V
RPM
+
COM
V
CAT
RPM
2
1
1
2
1
Hz
MIN / MAX
PRESS
OFF
A
°C°F
HzV
Hz
V
78
AUTOMOTIVE METER
1 SEC
2 SEC
4 0
V
_
_
+
+
_
5
4
3
IGNITION SWITCH
AND CIRCUIT
MOMENTARY PRESS
TO SELECT NUMBER
OF CYLINDERS
BATTERY
CONDENSER
COIL
BREAKER-POINT
ASSEMBLY
NUMBER OF CYLINDERS
RED
BLACK
mt13f.eps
Figure 13. Measuring Dwell on a Conventional Ignitions