Model: ct-8022 This all-in-one orp meter includes the electrode in one easy to use,accurate meter. Automatic temperature compensation is included. Easy to change electrode. Temperature measurement(oC / oF); IP67 waterproof protection. Auto calibration for 0, 500; High input impedance LCD with two display and bar graph indicator Data hold function. Auto power off. 100 point datalogger with recall. orp electrode: included Measurement rang: ±600MV / ±1200MV temperature: 0 to 50 oC (32-122 oF) size: 188 X 38 mm Resolution: 1MV temperature: 0.1 oC /0.1 oF Accurary: 1MV Power supply: 4 X 1.5V (AG13) Data hold: HOLD sign display and freeze the display reading orp calibration: 0, 500 (2 points)

Model: ct-6021a this is a low cost pH meter with automatic temperature compensation. As an optional extra, you can select to purchase the pH buffer solution. Measurement range: 0-14 pH Resolution: 0.1 Accuracy: -/+0.1 pH Automatic temperature compensation: 0-50 oC Power supply: 4 X 1.5V(LR44) Operation temperature: 0-50 oC Data hold: freeze the display reading Calibration: 3 points Size: 188 X 38 mm Weight: 98g

Model:ct-6020 This all-in-one ph meter includes the electrode in one easy to use, accurate meter. Automatic temperature compensation is included. Ph 4 and ph 7 buffer solution are included. Easy to change electrode. Temperature measurement(oC/ oF); IP67 waterproof protection. High input impedance LCD with two display and bar graph indicator Data hold function. Auto power off. 100 point datalogger with recall. Ph electrode: included Measurement rang: ph0-14 temperature: 0 to 50 oC (32-122 oF) Resolution: ph0.01 temperature: 0.1 oC/0.2 oF Accuracy: ph:0.02 data hold: freeze the display reading Ph calibration: ph7, 4 or 10 (3 points) The instrument is widely used in enviroment protecting, chemical industry, sewage water processing and laboratories etc.

Model:ct-6020a This all-in-one ph meter includes the electrode in one easy to use, accurate meter. Automatic temperature compensation is included. Ph 4 and ph 7 buffer solution are included. Easy to change electrode. Temperature measurement(oC/ oF); IP67 waterproof protection. High input impedance LCD with two display and bar graph indicator Data hold function. Auto power off. 100 point datalogger with recall. Ph electrode: included Measurement rang: ph0-14 temperature: 0 to 50 oC (32-122 oF) Resolution: ph0.01 temperature: 0.1 oC/0.2 oF Accuracy: ph:0.02 data hold: freeze the display reading Ph calibration: ph7, 4 or 10 (3 points) The instrument is widely used in enviroment protecting, chemical industry, sewage water processing and laboratories etc.

Model: CT-6658H Product Origin: Shenzhen Details/Specifications: The controller can be used for applications such as water treatment and monitoring, galvanic-decontamination, chemical processing, food processing, clean or wastewater control and neutralization processes. Though the construction of the pH/ORP Controller complies with safety regulations currently in force, improper use could lead to hazards for the user or a third-party. Therefore, the operating instructions must be read and understood by the persons involved before work is started with the PH/ORP controller. Measurement :0-14pH/±1000mV Range Display :LCD Accuracy :0.05pH 1mV Output Optional :DC 4-20 mA, Max. Load 1k Cut opening size :96x96x125mm Control Action ON/OFF Max 220VAC / Max 3A / Calibration: 2 Points Environment: 0-60 Max 600VA Power Supply: 220V AC 50Hz or 110v AC 60Hz Net weight: 900g

Model:ct-6022 This all-in-one ph meter includes the electrode in one easy to use, accurate meter. Automatic temperature compensation is included. Ph 4 and ph 6.86 buffer solution are included. Easy to change electrode. Temperature measurement(oC/ oF); IP67 waterproof protection. High input impedance LCD with two display and bar graph indicator Data hold function. Auto power off. 100 point datalogger with recall. Ph electrode: included Measurement rang: ph0-14 temperature: 0 to 50 oC (32-122 oF) Resolution: ph0.01 temperature: 0.1 oC/0.2 oF Accuracy:0.02 ph data hold: HOLD sign display and freeze the display reading Ph calibration: ph6.86, 4 or 9.18 (3 points) The instrument is widely used in enviroment protecting, chemical industry, sewage water processing and laboratories etc.

Model: ct-7010 Set-point range: 5 oC to 30 oC Accuracy: ±1.5 oC Switch current rating: 20A Control Performance: ON/OFF control, 2 oC differential Power supply: 220Vac ±10% 50/60 Hz Dimensions: 94 x 94 mm Installation way: 86 Housing: ABS Flame Retardant Operating Rating: 0 to40 oC;