two spst relays ph meter instrument

{"cid":"91199522","title":"Two SPST Relays RS485 Modbus PH ORP Meter For Dosing Control","imgUrl":"https:\/\/img.chinax.com\/nimg\/cc\/04\/894d0fe3f478cc7368e621c0fd25-200x200-1.jpg","attrs":{"Brand Name":"Daruifuno","Model Number":"APX1-G2 A\/D","Minimum Order Quantity":"1","Delivery Time":"5-25 days","Certification":"CE, ISO","Place of Origin":"China","Payment Terms":"T\/T, Western Union, MoneyGram","Supply Ability":"10000 Sets per Month","Packaging Details":"Carton","Product Name":"PH Meter","PH":"-2\uff5e16pH","ORP Range":"\u00b12000mV","Temperature Range":"-10\uff5e150\u2103 \/ 14~302\u2109","Resolution":"0.01pH\/1mV\/0.1\u2103","Temperature Compensatio":"Automatic or manual(NTC10K or PT1000\uff09","Relay output":"Two SPST relays","Communication":"RS485 modbus RTU","Analog output":"Two 0\/4~20mA","Sensor Diagno":"Image display with buzzer warning","Protection Grade":"IP66"}}

{"cid":"91193271","title":"HUAKEYI HK-328 PH \/ ORP Analyzer Online Water Analyzer Meter For Water Treatment","imgUrl":"https:\/\/img.chinax.com\/nimg\/dd\/e0\/89f28b89e1d1e26f9fa41542d34a-200x200-1.jpg","attrs":{"Price":"600~800","Brand Name":"HUAKEYI","Model Number":"HK-328","Minimum Order Quantity":"5","Delivery Time":"5-8 work days","Place of Origin":"China","Payment Terms":"T\/T","Packaging Details":"wooden box","Display":"29%* 64 lattice LCD","Response Time (T90)":"90% within 90 sec","Output Accuracy":"\u00b11%F.S","Alarm Output":"Two alarm relays, programmable","Communication":"CAN Bus (option)","Ambient Temperature":"(5 to 45)oC","Ambient Humidity":"\u226490%RH (no condensation)","Storage Temperature":"(-25 to 55 )oC (above 0oC for pH electrode)","Power Supply":"(100-240)VAC, (45-65)Hz","Application":"Power, Chem or Petrochemical, Pulp and Paper, Food and Beverage","Measuring range":"ATC: (0.1 to 60.0)oC","Accuracy":"Temperature: \u00b10.5 oC"}}