SMC Networks HRS090-A, Operation Manual

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HRX-OM-S004
Chapter 4 Starting the Product
4.2
Preparation for Start HRS Series
4-2
4.2 Preparation for Start
4.2.1 Power supply
Turn ON the breaker of the user’s power supply.
When the product is switched ON, the operation panel display operates as
shown below:
z The initial screen (HELLO screen) is displayed for 8 seconds on the
operation display panel. Then, the display moves to the main display
which shows the circulating fluid outlet temperature.
z The set circulating fluid temperature is displayed as SV on the digital
display.
z
The present circulating fluid temperature is displayed as PV on the
digital display.
4.2.2 Option B [Earth leakage breaker]
1.
Remove the front panel of the product and turn ON the power switch of the earth
leakage breaker inside the product.
Fig. 4-1 Position of the earth leakage breaker (This drawing is [HRS150-A-20-B].)
2.
Mount the front panel.
3.
Turn ON the power switch of the earth leakage breaker of the user's power supply.The
product will become in the state that is explained in “4.2.1 Power supply”.
Be sure to lock out and tag out the breaker of the facility power supply
(customer power supply facility) before wiring.