Battery Recharge Intervals; Calibrate The Battery; Diagnostics And Troubleshooting - Hach MET ONE 3400 User Manual

Prerequisite: Install the batteries in the instrument. Refer to
Discard the used batteries according to local regulations or contact the manufacturer. Do not put exhausted
batteries in the domestic waste.
1. Attach the power supply to the unit. Refer to
2. Connect the unit power supply to the external power through the AC power adapter.
The battery status light will show the level of power in the battery. Refer to
LED state
Flashing
Flashing
Solid

Battery recharge intervals

Table 6 shows the charge frequency that will increase battery life and increase the interval between
battery calibrations.
Frequency of use
Daily
Weekly
Monthly
When the particle counter is not is use, batteries will slowly discharge because of background
processes on the instrument.

Calibrate the battery

The lithium ion Smart Battery will tolerate frequent partial discharges. After many partial discharges,
the accuracy of the battery gauge is decreased.
To calibrate the battery charge gauge, set the Smart Charger to calibration mode during discharge.

Diagnostics and Troubleshooting

The Diagnostics screen shows information that may be needed for troubleshooting.
shows an example of a failure notification on the Diagnostics screen.
Table 7 System Diagnostics screen example - Clock battery failure
Signal
Calibration
Flow
Clock battery
Battery 1 (bottom)
N O T I C E
Table 5 Battery LED color indications
LED color
Orange
Green
Green
Table 6 Suggested battery recharge interval
0.5
Charge weekly Charge weekly
Charge monthly Charge weekly
Store on charge Store on charge
Install the batteries
Figure 3 on page 12.
Battery status
Low power
Low power
Charged
Hours of sampling
1
Charge daily
Charge weekly
Store on charge
Value
0.00 VDC
0.00 VDC
0.00 VDC
16.42 VDC
on page 12.
Table 5.
Charge status
Not charging
Charging
Charging
2 6
Charge daily
Charge weekly
Store on charge
Table 7
Status
OFF
OFF
FAIL
PASS
English 41