SMC Networks HRR012-A*-20 Series, Руководство по эксплуатации

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HRX-OM-W002-A
Chapter 3 Transport and Setting Up
3.5 Fill of circulating fluid HRR Series
3-22
3.5 Fill of circulating fluid
1.
Ensure that the power source and the power supply of the product is turned off.
2.
Check the drain port is plugged to prevent the supplied circulating fluid from draining out.
3.
Open the circulating fluid inlet cap by turning it counterclockwise, and fill the circulating fluid
within the range from LOW to HIGH shown on the level gauge.
Use tap water which satisfies the water quality standard shown in Table 8-, or a 15% aqueous
solution of ethylene glycol.
4.
After filling to the specified level, turn the lid clockwise to close.
Fig. 3-11 Fill of circulating fluid

15% aqueous solution of ethylene glycol
When a 15% aqueous solution of ethylene glycol is used, prepare the ethylene glycol aqueous solution
separately.
To control the concentration of the ethylene glycol aqueous solution, a concentration meter is available
separately from SMC.
Item No Remarks
Ethylene glycol aqueous solution 60% HRZ-BR001
Please dilute to 15% with tap
water and use it.
Densitometer HRZ-BR002 -
Circulating fluid
Liquid supply
Lid
Drain port
Liquid level