China RS485 Air Differential Digital Pressure Transmitter, Air Pressure Sensor, Environmental Protection, Find details about China Air Pressure Sensor, Digital Pressure Transmitter from RS485 Air Differential Digital Pressure Transmitter, Air Pressure Sensor, Environmental Protection
Decription of rs485 air differential digital pressure transmitter, air pressure sensor, Environmental protection
Technical Parameters of rs485 air differential digital pressure transmitter, air pressure sensor, Environmental protection
Item | rs485 air differential digital pressure transmitter, air pressure sensor, Environmental protection |
Measuring medium | gas (compatible with contact material, humidity <90%, no condensation) |
Overall material | shell ABS engineering plastic |
LCD display | without backlight |
Mounted | Φ 6 pagoda mouth H59 copper (contact) |
Range | 0~±0.1~±10KPa |
Pressure mode | differential pressure |
Output signal | 4-20mA, RS485, 0-10V |
Power supply voltage | 12-36vdc |
Accuracy class | 0.5% FS (range ≥ 1kPa) 1% FS (range < 1kPa) |
Working conditions | medium temperature - 40-100 ºC |
Ambient temperature | -40-85 ºC |
Temperature compensation | -10 ~ 60 ºC |
Seismic performance | 10g (20... 2000Hz) |
Response frequency | ≤ 50Hz |
Stable performance | ±0.3% FS / year (range ≥ 1kPa) ± 0.5% FS / year (range < 1kPa) |
Temperature drift | ± 0.03% FS / ºC (within the temperature compensation range) |
Overall weight | with display ≈ 150g, without display ≈ 130g |
Protection grade | IP65 |
Upper power limit | current type ≤ 0.02us (W) |
Digital type | 0.015us (W) |
Load characteristics | current type load ≤ {(us-7.5) ÷ 0.02 (US = supply voltage)} Ω |
Feature of rs485 air differential digital pressure transmitter, air pressure sensor, Environmental protection
a) Integrated chip, wide voltage power supply
b) Frequency intercept design, strong anti-interference ability and
lightning protection
c) Current limiting, voltage limiting, reverse connection protection
(current limiting output)
d) High precision and stability
e) Self correcting zero point
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