Soil pH Recorder TZS-PH-II 
Characteristic:
Handset:
+Small and exquisite, easy to carry and LCD display;
+Collect settings: working unattended can be set to timing or manual collect data, recording and save data automatically;
+Both AC and DC available, internal lithium battery: 8.4v 1500mAh, with function: charging protection, low voltage prompt. Also can be placed for a long time to record location;
+Large Storage capacity
+Data can be read on handset and also import to PC.
+Power-off memory function: data already saved in SD card won’t lose when lose power.
+Probe to probe Consistency, handset can connect different kinds sensor by concentrator without influence on accuracy.
+Auto detection: when sensor connects to handset, you can search different sensor.
+RS485 wire communication, sensor communication cables could reach about 100 meters.
+Low-power design, equipped with system monitor and protection function to avoid short circuit or interference from external.
+GPS positioning is optional function.

Software：
+Showing the curve trends of each parameter, Max, Min, and Avg. Zoom in and out function.
+Coloring the overrun area function, it is visual display.
+Save the data in EXCEL format as a copy.
+Be able to view period of parameter or graph, and can be printed.
+All curvilinear coordinates can be set and move, which make analysis easier.

Handset technical parameters:
+Storage capacity: almost up to 30,000 groups in handset, and it is standard equipped with 4G Micro SD.
+Data-collection interval: 5min~99hour
+Working power supply: 8.4V lithium battery
+Working current: stand-by power consumption 10mA, working power
 Soil pH Range:-0-14
Accuracy:±0.5
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#meter soil ph
#acid rain soil ph