3208 INDUSTRIAL AND MARINE ENGINE ATTACHMENTS Caterpillar

(1) Magnetic pickup terminals.

(2) Calibration control (under plug):

Tighten plug to a torque of ... 0.6 ± 0.1 N·m (5 ± 1 lb in)

See Calibration Chart for settings.

(3) Tighten two nuts to a torque of ... 0.9 ± 0.1 N·m (8 ± 1 lb in)

General Specifications:

(a) Operating temperature range ... -20 to + 85°C (-4 to + 185°F)

(b) Tachometer must be accurate within ... ± .5 percent

(c) Input frequencies from ... 75 to 9000 Hz

(d) Time required for display update

Maximum ... 1.0 seconds

Maximum ... .25 seconds