HRX-OM-X037
Chapter 3 Transport and Setting Up
3.5 Circulating Fluid Supply
HRL Series
Fig. 3-32 Fluid level gauge
Open the supply port cap and put the circulating fluid within the display range of "HIGH" and "LOW".
Confirm that the fluid level is between “HIGH” and “LOW” level of the
fluid level gauge.
Fluid level displayed range
When tap water is used, refer to “8.1 Quality Control of Circulating
Fluid and Facility Water”.
When deionized water is used, the conductivity should be 1.0
μS/cm or higher (Electrical resistivity: 1 MΩ・cm or lower).