Product specifications

2 BASIC OPERATIONS

2.1 Start-up (Measurement Start)

1. Power ON

Press the power switch located on the front panel to turn ON the main power supply.

The MEAS. screen is automatically displayed and the measurement starts.

Fig. 4 Initial screen

2. Warm-up

Wait for Warm up time (about 3 hours).

Note

z The [ALARM] key may be illuminated* during warm-up, but this does not affect the warm-up

process.

If the [ALARM] key is still illuminated 3 hours later, see “ 8.2 Alarm List ” (page 82) to take action.

Since the end of warm-up is not displayed, it is recommended to warm up at night or in any other

time zone when the operation is not affected.

* [ALARM] key Illumination:

The DO (deozonizer temperature) alarm is outputted for about 1 hour after the power is turned

ON.

z In order to obtain stable, accurate data, perform calibration at the measurement start and regular

intervals (see “ 4 CALIBRATION ” (page 11)).

z If the data logging capability (optional) for the CF is enabled, data logging is automatically

executed when the APOA-370 is started again due to the power failure, etc.