Electric Tachometer
Usage:
TYPICAL ILLUSTRATION
3N7288 (Faria Number B-1594-2); Use with 3N4430 Sending Unit)
Output to input ratio ... 2 to 1
Range ... 0 to 2500 rpm
Check at 1500 rpm.
Adjustment available ... ± 7.5%
Maximum external circuit resistance ... 20 ohms
Maximum operating temperature ... 180°F(82°C)
Maximum of two tachometers to be operated from one sending unit.
(1) Adjustment screw.
(2) Cap.
(3) Rubber washer.
Caterpillar Information System:
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