Sper scientific 850045 Instruction Manual Download Page 14

Page: 14 / 16

1. Replace the batteries when the low battery icon

is displayed in the upper left corner of the LCD.
Use 4 new AAA batteries.

2. To replace the batteries, open (turn counter-clockwise)

the Battery Cover (Fig., 1-6).

3. Ensure the Battery Cover is secured after replacing the

batteries.

BATTERY REPLACEMENT

Summary of Contents for 850045

Page 1: ...Dissolved Oxygen Pen Meter 850045 Instruction Manual ...

Page 2: ...TABLE OF CONTENTS Features 3 Front Panel Description 4 Measurement Procedures 7 9 Probe Maintenance 10 11 Specifications 12 13 Battery Replacement 14 Calibration 5 6 ...

Page 3: ...larographic D O probe including temperature sensor Automatic Temperature Compensation Microprocessor assures high accuracy Dual display LCD Auto power off IP 67 water resistance Maximum and Minimum Data hold FEATURES ...

Page 4: ...FRONT PANEL DESCRIPTION 4 FIGURE 1 1 6 1 1 1 7 1 5 1 2 1 3 1 4 1 1 1 2 1 3 1 4 1 5 1 6 1 7 ...

Page 9: ...e display shows REC 2 Press the REC button the REC MAX symbol along with the maximum value shows on the display 3 Press the REC button again and the REC MIN symbol along with the minimum value shows on the display 4 To exit the record function press and hold the REC button for a minimum of 2 seconds The display will return to the current reading MEASUREMENT PROCEDURES 9 ...

Page 11: ...probe head to full capacity with fresh Electrolyte OXEL 03 fluid 4 Screw the probe head back on to the probe body Figure 2 3 If the diaphragm is damaged replace it with one of the spare probe heads provided with the meter 4 Refill the new probe head with Electrolyte fluid by following the steps shown below 2 1 2 2 2 3 Fill probe head with Electrolyte fluid ...

Page 12: ...erature 0 1 ºC Accuracy Dissolved Oxygen 0 4 mg L Oxygen in Air 0 7 O2 Temperature 0 8 ºC 1 5 ºF Power Off Auto shut off Data Hold Holds the current displayed reading Operating Temperature 0 to 50 ºC 32 to 122 ºF Sample Time Approx one 1 second Operating Humidity Less than 80 RH Power Supply 4 AAA Alkaline Batteries Weight 176g 4LB includes battery and probe SPECIFICATIONS 12 ...

Page 13: ...e IP 65 0 to 50 ºC 32 to 122 ºF IP 67 0 to 30 ºC 32 to 86 ºF Dimension 180 x 40 x 40mm 8 1 x 1 9 x 1 6 Accessories Included Instruction manual spare probe head diaphragm set 2 Electrolyte fluid OXEL 03 soft carrying case and batteries ...

Page 14: ...on is displayed in the upper left corner of the LCD Use 4 new AAA batteries 2 To replace the batteries open turn counter clockwise the Battery Cover Fig 1 6 3 Ensure the Battery Cover is secured after replacing the batteries X BATTERY REPLACEMENT 14 ...

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