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QBJ-3C Intelligent Speed Measuring Instrument with 300～9999r/min Range, 0.1% Accuracy, and Five-digit LED Display

Name: QBJ-3C Intelligent Speed Measuring Instrument with 300～9999r/min Range, 0.1% Accuracy, and Five-digit LED Display
Brand: OUTER ELECTRONIC TECHNOLOGY (HK) LIMITED
SKU: QBJ-3C
Price: 1.00 USD
Availability: InStock

Brand Name:	OEM
Model Number:	QBJ-3C
MOQ:	1
Price:	Negotiations

Detail Information

Product Description

Detail Information

Place of Origin:

China

Measurement RangeMeasurement Range: 300～9999r/min (arbitrarily Settable):

300～9999r/min (arbitrarily Settable)

Measurement Accuracy:

0.1%

Display Sampling Time:

4 Times/second

Alarm Sampling Time:

0.1 Seconds

Input Waveform:

Sine Wave And Square Wave

Display Method:

Five-digit LED Display

Packaging Details:

New original box

Highlight:

300～9999r/min Speed Monitoring Instrument

0.1% Accuracy Rotational Speed Sensor

Five-digit LED Display Intelligent Speed Measuring Instrument

Product Description

QBJ-3C Speed Monitoring and Protection Instrument

The QBJ-3C intelligent speed measuring instrument, equipped with a CS-1 magnetoresistive sensor, provides precise rotational speed measurement for rotating machinery. This advanced instrument utilizes high-end single-chip microcomputer technology to form a comprehensive speed measurement system. The design emphasizes seamless integration of hardware and software, leveraging the flexibility of software programming to offer customizable measurement ranges and alarm values.

Key Features

Meets various measurement conditions including 1 or 3 slots, 60 teeth, 48 teeth, and 30 teeth configurations

Integrated speed alarm and danger alarm functions for comprehensive protection

User-friendly operation with high reliability and built-in hardware/software watchdog circuits

Available in both panel-mounted and wall-mounted versions

Suitable for measuring speed of power plant turbines, industrial turbines, water pumps, and fans

Technical Specifications

Number of Teeth Measured	1～180 teeth (arbitrarily settable; factory pre-set for 1 or 3 slots available)
Output Standard	Current 4～20mA, automatically corresponds to any full scale range (compatible with DCS system passive contact)
Operating Environment	Instrument temperature: -25℃～50℃ Relative humidity: ≤80% Sensor temperature: -25℃～120℃
Alarm Settings	User-configurable alarm and danger values via panel keypad; settings retained for fifty years
Power Supply	AC220V±10%/50Hz

The QBJ-3C represents the new generation of speed measurement instruments, combining advanced technology with practical industrial applications for reliable performance in demanding environments.

Tags:

Electric Valve Actuator

Power Station Valve

Electronic Control Relay

ESP Controller

High Performance Ignition System

Digital Speed Indicator

Rotational Speed Sensor

Coal Feeder Spare

3 Phase Electric Motors

Weigh Feeder Controller

Magnetic Level Gauges

Transformer Protection Relay

DC Contactor

Low Voltage Protection Devices

Electro Hydraulic Thruster Brake

IGBT Power Module

Electric Valve Actuator

Power Station Valve

Electronic Control Relay

ESP Controller

High Performance Ignition System

Digital Speed Indicator

Rotational Speed Sensor

Coal Feeder Spare

3 Phase Electric Motors

Weigh Feeder Controller

Magnetic Level Gauges

Transformer Protection Relay

DC Contactor

Low Voltage Protection Devices

Electro Hydraulic Thruster Brake

IGBT Power Module

products details

QBJ-3C Intelligent Speed Measuring Instrument with 300～9999r/min Range, 0.1% Accuracy, and Five-digit LED Display

QBJ-3C Intelligent Speed Measuring Instrument with 300～9999r/min Range, 0.1% Accuracy, and Five-digit LED Display

300～9999r/min Speed Monitoring Instrument

0.1% Accuracy Rotational Speed Sensor

Five-digit LED Display Intelligent Speed Measuring Instrument