Hanna Instruments HI 8521 - Manual (Page 11)

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off. Press the RESET button and restart the entire operation.
Power connection
Plug the 12VDC adapter (HI710005 or HI710006) into the socket on
the back of the meter (#5).
Note: Make sure the main line is protected by a fuse.
Note: HI8520 uses a rechargeable battery to retain the pH calibra-
tion data. It lasts approximately one month when fully charged.
The battery is automatically charged any time the meter is
plugged-in (either turned on or off).
SPECIFICATIONS HI 8520
Range pH 0.00 to 14.00
°C 0.0 to 100.0
Resolution pH 0.01
°C 0.1
Accuracy pH ±0.01
(@20°C / 68°F) °C ±0.4
Typical EMC pH ±0.02
Deviation °C ±0.4
Calibration Automatic 2 points with auto-buffer
recogntion
Temperature Automatic or Manual
Compensation From 0 to 100°C (32 to 212°F)
Electrode HI 1332B plastic body, combination,
double junction refillable
pH electrode (included)
Temperature Probe HI 7669/2W temp. probe (included)
Input Impedance 10 12 ohm
Power 12VDC power
Environment 0 to 50°C (32 to 122°F); 95% RH
Dimensions 230x170x70 mm (9.1x6.7x2.7")
Shipping Weight 1.35 Kg (3 lb.)