3. Preparation for Measurement
19
DA-650/-645/-640
3. Preparation for Measurement
The following preparations are necessary before measurement.
3-1. Warm-up
To perform an accurate measurement, it is required to warm up the
equipment until the temperature of the measurement cell becomes stable.
Warm-up of equipment is required until temperature of the measurement cell reaches the set
temperature and becomes stable once you turn on the equipment or when you change the cell
temperature with a difference of 30 °C or smaller from the previous one. Required warm-up
time is as follows:
Model
Warm-up time
DA-650
Approx. 60 mins
DA-645
Approx. 30 mins
DA-640
Approx. 10 mins
* Ambient temperature: 20°C
1
Power ON
z
Turn on the power.
The display on the right appears.
2
Wait
for
stable
cell
temperature
z
“Wait for a while” message appears.
3
Warm-up is over.
z
“Ready for meas.” appears.
Note
The length of warm-up time depends on the ambient
temperature and selected cell temperature.
Summary of Contents for DA-640
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