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digital rpm indicator,
speed measuring instrument
High Bright LED Chip Digital Speed Indicator Screw Type Indicator Φ22mm
Hole Size: φ22mm, the hole diameters of φ25mm and φ30mm can be achieved by selection of variable diameter rings;
Various types of heads, five colors clearly indicating different working status;
The luminous body is made of pure super bright LED chip with pure color and service life up to 100,000 hours.
The characters of the indicators can be configured according to the demands of the customers;
The components are made of imported materials, which are solid, durable, wear and tear resisting.
Screw type wirings are built in, which are safer and more convenient.
Power Frequency Withstand Voltage: AC1890V
Allowable Voltage Fluctuation of AC Indicator ±20%
Continuous Working Life ≥30000H
Comparative Tracking Index CTI≥100
Application Frequency AC50～60Hz
Ambient Temperature: -25℃～+55℃
Relative Air Temperature ≤98%
It can work normally at a vibrational frequency of 2-80Hz and accelerated speed of 0.7g;
Pollution falls in class III and installation category class III.
Those with “TH” sign can work under the humid tropic environment.