SMC Networks HRS050-A*-20 Series User Manual

HRX-OM-O021
Chapter 3 Transport and Setting Up
3.5 Fill of circulating fluid HRS Series
3-18
3.5 Fill of circulating fluid
Turn the tank lid anticlockwise to open. Supply the circulating fluid up to the
“H” mark on the fluid level indicator. Use tap water which satisfies the water
quality standard shown inTable 7-1, or a 15% aqueous solution of ethylene
glycol.
Fig. 3-14 Circulating fluid fill
 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
－
z Check the drain port is closed by the valve to prevent the supplied
circulating fluid from draining out.
z Supply the circulating fluid up to the “H” mark on the tank.
Operation will stop when the fulid level falls lower than “L”.
When the temperature of the circulating fluid is set to lower than 10
o
C,
use a 15% aqueous solution of ethylene glycol. Tap water may
freeze in the thermo-chiller, leading to malfunction.

SMC Networks HRS050-A*-20 Series Specifications

General

Brand	SMC Networks
Model	HRS050-A*-20 Series
Category	Chiller
Language	English