ATD Tools ATD-5540 - RPM; x10 RPM

Meter Functions – RPM / x10 RPM
t4FMFDUUIFRPMSBOHFXJUIUIFSPUBSZTXJUDI
OR
t4FMFDUUIFx 10RPMSBOHFXJUIUIFSPUBSZTXJUDI
UPSQN.VMUJQMZUIFEJTQMBZFE
SFBEJOHUJNFTCZUFOUPHFUBDUVBMSQN
t*OTFSUUIFJOEVDUJWFQJDLVQDPOOFDUJOHUFSNJOBM
JOUPUIFNFUFS
t(SPVOEMFBEJOCOMUFSNJOBM
t0VUQVUMFBEJOV -Ω- RPMUFSNJOBM
t$POOFDUUIFJOEVDUJWFQJDLVQUPBTQBSLQMVHXJSF
*GOPSFBEJOHJTSFDFJWFEVOIPPLUIFDMBNQUVSOJU
PWFSBOEDPOOFDUBHBJO
Note:
t1PTJUJPOUIFJOEVDUJWFQJDLVQBTGBSBXBZGSPNUIF
distributor and the exhaust manifold as possible.
t1PTJUJPOUIFJOEVDUJWFQJDLVQUPXJUIJOTJYJODIFTPG
the spark plug or move it to another plug wire if
no reading or an erratic reading is received.

OFF
600V
200V
20V
2V
200mV
10A
200Hz
2000Hz
20kHz
FREQ
RPM
x10RPM
200
2K
20K
200K
2M
20M
%duty
3CYL
4CYL
6CYL
8CYL
TACH
OHM
CAT II
I
I
10A
COM
600V MAX
10A MAX fused
600VDC
MAX
ATD-5540