Reference Gages
• New digital hand tachometers are compact and easy to handle. • NIST certification is supplied with each digital hand tachometer. Digital Hand Tachometers SERIES 982
• Model PH-200LC (982-552) has laser diode detection and a combination of contact and non-contact measurement. • Supplied with plastic carrying case.
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982-551
982-552
DIMENSIONS
SPECIFICATIONS Order No.
982-551 PH-100A
982-552 PH-200LC
982-551
Model No.
Revolution per minute
1.0 – 25,000 rpm
—
Rotation speed
—
Non-contact: 6.0 – 99,999 rpm; Contact: 6.0 – 25,000 rpm
Measuring accuracy Revolution
1.0 – 599.9rpm: ±1rpm, 600.0 – 25,000 rpm: ±0.006% and ±0.5 digit ±0.4% and 1 digit Optical coupler, 20 pulses per revolution
6.0 – 599.9 rpm: ±1rpm, 600.0 – 99,999 rpm ±0.006% and ±0.5 digit ±0.4% and ±1 digit
Surface, Speed, Length
Detection
Laser diode
Outside dimensions
4.83” L x 2.52” W x 1.24” H (122.5mm x 64mm x 31.5mm)
4.55” L x 2.52” W x 1.24” H Overall length with contact adapter: 149mm
Mass
170 g
160 g
Power
Battery: AA 3 pcs.
Battery: AA 3 pcs.
Optional Accessories for Digital Hand Tachometers Order No. Description Dimension
Drawing
010049 010051 010052 010053 010054 010055 010056 010057 010058 010059
Cone Adapter, Standard Cone Adapter, 3/4” Cone Adapter, 1-1/4”
D = 1/2” D = 3/4”
982-552
D = 1-1/4” d = 1/2”
Funnel Adapter, Standard
D = 1/2” D = 3/4”
Funnel Adapter, 3/4”
Measuring Wheel FPM (6” cir), Standard D = 1.91”
Measuring Wheel FPM (12” cir) Measuring Wheel YPM (0.1 yard cir) Measuring Wheel MPM (0.1 meter cir) Reflective Tabs 1/2” square (35 pcs)
D = 3.82” D = 1.15” D = 1.25”
010060
Extension Shaft (3” length)
E-34
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