Hach 3700 Série Manuel D'utilisation De Base page 22

1. Push the MENU key and select Sensor Setup, [Select Sensor], Calibrate, Cal Options.
2. Use the arrow keys to select an option and push ENTER.
Option Description
CAL REMINDER Sets a reminder for the next calibration in days, months or years—Off (default), 1 day, 7,
30, 60, or 90 days, 6 or 9 months, 1 or 2 years
OP ID on CAL Includes an operator ID with calibration data—Yes or No (default). The ID is entered
during the calibration.
6.4.8 Reset calibration options
The calibration options can be reset to the factory default options.
Note: This procedure is not applicable to the sc100 controller.
1. Push the MENU key and select Sensor Setup, [Select Sensor], Calibrate, Reset Default Cal.
2. If the passcode is enabled in the security menu for the controller, enter the passcode.
3. Push ENTER. The Reset Cal? screen is shown.
4. Push ENTER. All calibration options are set to the default values.
5. If the option for operator ID is set to Yes in the Calibration Options menu, enter an operator ID.
Refer to Change calibration options
6. On the New Sensor screen, select whether the sensor is new:
Option Description
Yes The sensor was not calibrated previously with this controller. The days of operation and previous
calibration curves for the sensor are reset.
No The sensor was calibrated previously with this controller.
7. Push the BACK key to return to the measure screen.
6.5 Modbus registers
A list of Modbus registers is available for network communication. Refer to the manufacturer's
website for more information.
Section 7 Maintenance
Multiple hazards. Only qualified personnel must conduct the tasks described in this section of the
document.
7.1 Clean the sensor
Chemical exposure hazard. Obey laboratory safety procedures and wear all of the personal protective
equipment appropriate to the chemicals that are handled. Refer to the current safety data sheets
(MSDS/SDS) for safety protocols.
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