It can record the minimum / maximum record of tank level. Supports high / low level of liquid in tank and empty tank alarm. Applicable liquid type: all non corrosive liquids. Transmission range: 100m in open area.
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Preset"Add water" or "Pump water" working mode, can auto turn on/off relay 1 when it reaches to the preset water level value. When water level is < 25%, auto-turn off heater ( relay output 2 ); when water level is ≥25%, auto-delay 15s to turn on heater ( relay 2 ).
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PH CL2 Chlorine Tester. An electro-tester for testing pH and chlorine (Cl2) levels in water for routine monitoring of pH and chlorine levels of swimming pools, spas and different water sources. 1 x pH and Cl2 Tester with Probe.
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It is easy to install and convenient to use! Monitoring Temperature Changes: Effectively targeting liquids such as red wine that require specific temperature storage. Alarm Duration: 120 seconds. Water Tank Temperature Range: -40℃~60℃, -40℉~140℉.
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Tester elettrico per testare i livelli di pH e (Cl2) in acqua.
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Tester elettrico per testare i livelli di pH e (Cl2) in acqua.
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It can record the minimum / maximum record of tank level. Supports high / low level of liquid in tank and empty tank alarm. Applicable liquid type: all non corrosive liquids. Transmission range: 100m in open area.
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Output Signal: 2 wires 4–20mA. 4 wires 4–20mA + 2 relays (with RS-485 optional). Wiring Notes: 2-wire 4–20mA output for simple applications. 4-wire 4–20mA + 2 relays output for advanced applications. Modular circuit design with military-grade PCB.
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