PH Controller: Directly switchable to pH/ORP
1. Automatic temperature compensation
2. Various water quality types of electrodes are available
3. Backlit LCD with adjustable brightness and contrast
4. Lockouts to protect against overdosing
5. Flashing high and low alarm with relay function
|
use |
Industrial |
|
Guarantee |
12 Months |
|
Brand name |
HOLD |
|
Measuring range |
(0-14PH) |
|
accuracy |
PH: ± 0.02PH |
|
resolution |
PH: 0.01PH; ORP: 1mv |
|
stability |
PH: ≤ 0,02 PH/24h; ORP: ≤ 3mv/24h |
|
Input impedance |
<250MΩ |
|
Temperature range |
0-80℃ |
|
Communication |
RS485, Standard Modbus |
|
Signal output |
4-20mA output |
|
Power supply: |
220V ± 1%,50Hz |
|
Season from: |
250VAC, 3A |
Characteristics
1. The use of major brand glue module power supply avoids the influence of water vapor and dust on the power supply and improves the stability and reliability of the power supply; 2. MCU, analog IC, interface IC are imported devices; 3. Used high-resolution, wide-temperature industrial color LCD screen; 4. Built-in RTC clock chip and large-capacity memory can
support more than 200,000 data storage.
|
Button name |
Functional description |
|
MENU |
The measurement screen is displayed |
|
EXIT |
The previous page is displayed |
|
MOVE links |
"Menu Interface", loop left to select the corresponding menu |
|
MOVE Correctly |
"Menu Interface", loop right to select the corresponding menu |
|
INPUT |
Go to the submenu under Menu Interface or confirm the change |
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