BNZD Series Digital Explosion-proof Temperature Measuring Instrument-Nanyang Huaye Explosion Protected Instrument Co., Ltd.

BNZD series digital temperature measuring instrument is a new on-site online measuring instrument. It adopts self-powered mode and does not require external power supply. It adopts imported ultra-low power consumption chip to collect signals and large digital LCD display. It has various forms and varieties and can be used in various fields. The product has reasonable structure, high precision, stable performance, and realizes intelligent integration of instruments. Explosion-proof products are in accordance with the relevant provisions of GB/T3836.1 "Explosive environment Part 1: General requirements for equipment", GB/T3836.2 "Explosive environment Part 2: Equipment protected by flameproof enclosure "d"" and GB/T3836.4 "Explosive environment Part 4: Equipment protected by intrinsically safe type "i"". Explosion-proof products have obtained explosion-proof product certificates and explosion-proof marks ExdbiblICT6 Gb, ExtblICT80℃. It is widely used in petrochemical, natural gas, machinery, electric power and other industries. It is an ideal on-site display and remote temperature measuring instrument.

2. Model Description:

3. Technical parameters:

1. Range: 0~100℃ or 0~200℃

2. Accuracy: 0.5 grade

3. Sampling time: 1~5s

4. Ambient temperature: -20~+50℃

5. Ambient humidity: ≤95%RH

6. Working current of the whole machine: <10 uA

7. Power supply: 3.6V lithium battery

8. Probe size: φ10x50 (or according to user requirements)

9. Probe installation thread: M16x1.5 (or according to user requirements)

10. Outlet thread: M20x1.5 (or according to user requirements)

11. Output signal: Pt100 or 4-20mA

12. Measuring distance: 1.5M (or according to user requirements)

13. Protection level: IP66;

14. Additional functions: anti-corrosion, insulation, please note when selecting.

4. Main features:

1. Small size, light weight, easy installation;

2. Ultra-low power consumption design, one lithium battery can work continuously for more than three years;

3. Vibration resistance: electronic devices adopt chip welding technology, the whole machine is tightly assembled, and can be used normally in strong vibration places;

4. Long life: the microprocessor adopts high-quality imported chips;

5. It can display on site and output remote signal Pt100 or 4-20mA signal;

6. Convenient observation, clear reading, sensitive temperature measurement, stable performance;

7. It has integrated functions of sensing, display and remote transmission;

5. Installation precautions and wiring

1. During the installation or use of the instrument, the relevant provisions of the "Electrical Appliance Safety Regulations for Hazardous Locations of the People's Republic of China" shall be observed.

2. When installing and using the instrument, check whether the nameplate of the instrument is consistent with the installation environment.

3. The grounding screw on the instrument must be reliably grounded with a grounding wire.

4. During installation, the signal transmission line should be separated by a distance of no more than 300mm, fixed with a tie head, and never thrown randomly. It should be wired separately from the power line and away from heating equipment.

5. When the meter is low on power, the display will be blurred. Please replace the battery in time.

6. After the instrument is used, it should be calibrated once a year. If conditions permit, you can calibrate it yourself or return it to the manufacturer for calibration.

7. When the sealing ring in the introduction device is aged and deteriorated, it should be replaced in time.

8. The minimum outer diameter of the cable used by the user is 6, and it is recommended to use between 6-10.

6. Appearance and installation dimensions

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