6. Operation
6.1 Functions and controls in rear panel
① DC IN ‑ External Power Input Connector
The power input connector when AC power is used.
Use the supplied accessory AC adapter for the external power.
② POWER ‑ Power Switch
The power switch for the internal battery or the external power.
When the external power is connected, the internal battery is used and not
consumed.
③ LIGHT ‐ Back‑light Switch for LCD
The ON/OFF switch for the display back‑light. Note that twice as much power
is consumed when it is turned on in battery operation.
④ INDICATION ‐ Display Unit Switch
The switch to select whether the strain input is displayed in strain unit
(STRAIN) or the mV/V input is displayed in user defined unit (USER).
When STRAIN is selected, it displays in strain quantity (x10
−６
strain),
and when USER is selected, it displays in user defined quantity.
⑤ ZERO ‐ Zero Cancel ON/OFF Switch
The ON/OFF switch of the zero cancel operation.
When it is ON, the zero cancellation is performed by pressing and holding ⑬
"SELECT" on the operation panel and press ⑨↓"ZERO‑RESET".
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