Amprobe WT-70 Manual De Uso página 9

Features
• Big LCD display with mV unit.
• Hold function to freeze the record.
• Max./Min. review of memorized data.
• Backlight for dark environment operation.
• USB connection for data download to a PC
• Auto power off to save battery power
OPERATION
Starting Up
1. Install batteries or connect with an adaptor to the power socket.
2. Connect ORP electrode to the BNC port on the top of the meter.
3. Available parameter for OPR probe: mV value.
NOTE: pH unit for ORP probe is meaningless.
No temp. display for ORP probe.
ORP(mV) Measurement
Taking ORP (Oxidation Reduction Potential, mV) measurements, the range
is -1999mV to +1999mV. Please remove the electrode soak bottle before
measurement. To take the readings:
1. Rinse the probe with de-ionized or distilled water before use to remove any
impurities adhering to the probe.
2. Press "POWER" key to power on the meter and press "MODE" key to select
mV measurement.
3. Dip the electrode into the sample, the electrode must be completely
immersed
into the sample. Stir the probe gently to create a homogenous sample.
4. Wait until "READY " icon appear. (Fig. 1)
Fig. 1
3