Hontai Machinery and equipment (HK) Co. ltd
Hontai Machinery and equipment (HK) Co. ltd God helps those who help themselves, Creative and progressive,Being honest.
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Safe Digital Speed Indicator , Alarm Fault Flash And Buzz Indicator
Hole Size: φ22mm, the hole diameters ofφ25mm andφ30mm can be achieved by selection of variable diameter rings;
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.
The flash buzzers can be made, which can flash and buzz in case of a fault so that you can find the fault immediately;
Sound volume is 80db;
Sound type: continuous, intermittent
Power Frequency Withstand Voltage: AC1890V
Insulation Resistance≥2MΩ
Allowable Voltage Fluctuation ±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 environmen