SOIL NPK SENSOR

The soil NPK sensor is a high functional and digital display soil meter, it can quickly test nitrogen phosphoruspotassium of different kinds of soil.The soil NPK meter is precision, quick, stable, wide range, display clear,portable and easy to test.

SPECIFICATION

1. Range : 0-1999mg/kg (ml/l)
2. Power : 12V-24V DC
3. Operating temperature: 5-45℃
4. Working Humidity: 5-95% ( Relative humidity)
5. Non-condensingResolution: 1mg/kg (ml/l)
6. Precision: ±2%F.s
7. Output Signal: RS485
8. Baud Rate : 2400/4800/9600

RS485/RS232 CONVERTOR

Thingstels RS485/RS232 convertor Features 2 serial inputs and 1 alarm input & relay output, UC1152 supports standard LoRaWAN class Cprotocol, which is perfectly used as a remote data logger or a remoteI/O controller. Coupled with a LoRaWAN gateway, UC1152 enables usersto fastly build up a LoRa-Based IoT solution for data collection, remotecontrol and monitoring of field devices.

SPECIFICATION

1. Connector : 1 × 50 ΩSMA(Center PIN: SMA Female)
2. Protocol : LoRaWAN 1.0/1.0.2 Class C
3. Port : 1 × Micro USB Port
4. Connector : Terminal block
5. Digital Inputs : 2 x Opto-isolated DigitalInputsDC Voltage (3-24V)
6. Digital Outputs : 2 x SPDT Relay ContactRating:3 Amp DC (Max: 30 V) or 3 AmpAC (Max: 250 V)
7. Power Supply Input Voltage : 5-24V DC(Standard adapter: DC 12V/0.5A)
8. Dimensions : 79 x 60 x 24 mm (3.11 x 2.36 x0.94 in)
9. Mounting : Desktop or Wall Mounting
10. Reset Button : 1 × RESET (Inside TheDevice)
11. LED Indicators : 1 × System, 1 × ACT
12. Built-in : Watchdog
13. Operating Temperature : -40°C to 70°C

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