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Hanna Instruments HI 121 User Manual

Page 30

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Setup mode allows viewing and modifying the following parameters:
• Calibration Alarm Time Out (pH channel only)
• One-point calibration behaviour (pH channel only)
• Custom buffer 1 (pH channel only)
• Custom buffer 2 (pH channel only)
• Ion charge (ISE channel only)
• Alarm High Limit (both channels)
• Alarm Low Limit (both channels)
• AutoLOG Start Condition (both channels)
• AutoLOG End Condition (both channels)
• AutoLOG Interval (both channels)
• Temperature Unit
• Current Date (yyyy.mm.dd)
• Current Time (hh:mm)
• Printing Language (HI 123 only)
• Printer Status (HI 123 only)
• Beep Status
• Baud Rate (serial communication)
• Command prefix (serial communication)
• Instrument ID
To enter SETUP mode, press 2nd then SET key, or simply SET from the left
keyboard (HI 121 only), while the instrument is in measurement mode.
To set channel specific parameters, enter SETUP from the appropriate channel.
Select the desired setup parameter using the ARROW keys.
Press CAL if you want to change the item value. The selected item (e.g.
hour, in setting up the correct time) and “CFM” tag will start blinking.

Press the ARROW keys to change the displayed value or simply use the
numerical keys for all numerical parameters.
Note: To use the numerical keys, press NUM from the left keyboard. The “2nd”

tag will blink. Set the desired number digit by digit. The new introduced
digit is always the last one. All the previous digits will shift to left.
To delete digits press CLR or 2nd then CLR. Last introduced digit
will be deleted and the number will shift to right.

S E T U P

This manual is related to the following products: