Screw Type Digital Speed Indicator , Green Signal Digital RPM Indicator

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.

Technical Parameters

Power Frequency Withstand Voltage: AC1890V
Insulation Resistance≥2MΩ
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.

Our company Hontai Machinery and equipment (HK) Co. ltd focus is on steel mills, power plants, cement plant , chemicals, paper, CNC numerical control machine tool industry system spare parts! Main products: DCS system cards, spares of turbine ,generator ,boiler ,blower , coal mill , motor , transformer , pump, valve , air compressor , meters and Instruments , cable and wire , actuator , circuit Breaker , gear reducer, coal feeder and flame , servo controllers, etc.

we are the major partner with leading companies in China including SEC, Dongfang and HEC. We have long-term business relationships with world majors like Samra , Vedanta, and PT PJB and so on .

We are upholding to creating as a leading player in the worldwide energy and machinery industry! You are welcome to contact us for more information!

Stand in customers’ situation to grasp the quality, coupled with our genuine service, we attain deep trust and recognition from our clients.
 

Hontai business scope include:

Export products :

- turbine

- generator

- boiler

- blower

- coal mill

- Flame ignition & spares 

- Actuator 

- Motor 

- Reducer 

- Valve 

- ESP 

- Coal feeder 

- Electric panel 

- Instrument & indicator 

- Other industry spares for replace : relay , fuse , transformer , solenoid value , 

limited switch , transducer , sensor , thyristor and so on .

Import products :

- Coconut fiber

- Imported brand IC 

- EPRO sensor