China Wireless Grain Thermometry System for Grain Storage Silo Warehouse

Wireless Grain Thermometry System for Grain Storage Silo and Warehouse

Parameter:

a) Working Environment
Voltage: AC 220V(-20%~+15%);
Frequency: 50Hz±10%;
Environment Temperature: -40ºC~+85ºC;
Environment Humidity:5%RH~99%RH(including condensation);
Phosphine Concentration: ≤2500ml/m3(Device inside the silo)
b) Whole System Temperature Monitoring Point Quantity ≥10000point
c) monitoring temperature range: -40ºC~+60ºC
d) Monitoring Parameter error ≤±0.5ºC;
e) Temperature Monitoring Speed: ≥50point/s(from sending checking command to result display ).
f) Communication distance: Wire mode: ≥3km(Total Amount of control room to every separate sender ) Wireless Mode: Straight Line Distance ≥2km, Can even reach 5km
g) Average trouble-free working time≥10000h.
h) Anti-Disturbing Requirement: Protect from Static electricity, electromagnetic field, lightening. Coincide with requirement of electromagnetic compatibility GB/T 26882.1-2011.
i) Protecting Requirement: Protect performance from Moisture, water, dust and phosphine corrosion for device inside silo.above IP66 for device inside silo(middle equipment, cable, cable joint inside silo, communication cable inside silo), above IP65 for sender.

Main Equipment

a) Monitoring data collector: For Collecting senders data and serve for PLC or Computer software through 485 or USB

b) Monitoring Sender: Collect Data from sensor and send to collector through wireless.

c) Temperature Monitoring cable. Wire enhanced Cable

d) Temperature Sensor: Famous Brand of Temperature Sensor

e) Portable Collector: For Sensor programing and reading.