Sper-scientific 850055 pH Meter - Advanced Manual de usuario

1 Advanced pH/ORP Meter 850055 Instruction Manual

10 SETUP MODE displays under the “TR” icon. 3. Press MN/MX/AV. The “OUT” icon flashes on the upper display and P1.1 displays under the “OU

11 SETUP MODE 4. Press MN/MX/AV to enter P2.1. The default “NO” icon flashes on the middle display and P2.1 appears in the lower display. 5.

12 SETUP MODE P3.0 View Slope & Offset 1. Press MODE to select probe type as pH. 2. Press SET for 2 seconds to enter setup. 3. Press ▲ until th

13 SETUP MODE 6. Press MN/MX/AV to enter P3.5 and view the offset val-ue. The offset value is the mV value of pH 7 and the default offset value i

14 SETUP MODE 3. Press MN/MX/AV to enter P4.1. The default “NIS” (NIST) will flash on the LCD and P4.1 will appear on the lower portion of the

15 SETUP MODE 3. Press MN/MX/AV to enter P5.1. “YES” will flash on the LCD display and P5.1 will appear on the lower display. 4. Press ▲ to s

16 SETUP MODE 5. Press MN/MX/AV to save the selection. 6. Press ESC to return to Normal Mode. P7.0 Real Time Clock Setting Thi

17 SETUP MODE 6. Press ESC to return to P7.0 and Normal Mode. P8.0 Reset This procedure will reset the meter to factory default settings. Me

18 PH PROBE CALIBRATION Calibrate routinely before use, if the readings seem erratic, and whenever the batteries are replaced. For the highest accura

19 PH PROBE CALIBRATION 8. When the measured pH value is stable and the Ready function is enabled (Refer to P5.0 READY ICON page 15). “READY” will a

2 TABLE OF CONTENTS INTRODUCTION. . . . . . . . . . . . . . . . . . . . . . . . FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . .

20 MEASUREMENT PROCEDURES 1. The meter is powered by 4 AAA batteries. Install batteries or connect an AC adapter to the power jack on the sid

21 MEASUREMENT PROCEDURES plugged into the meter. For manual temperature compensation, the default setting is 25°C. It is also poss

22 MEASUREMENT PROCEDURES 1. Follow Step 1 in the pH Measurement section to clean and soak the probe. 2. Press POWER to turn on. Press MODE to s

23 MEASUREMENT PROCEDURES Note... There is no need to take temperature compensation into consideration when using an ORP probe to measure

24 MEASUREMENT PROCEDURES Record Memory The meter can store up to 99 records each of pH, mV, and ORP (mV) readings. 1. In any measurement or Hold

25 MEASUREMENT PROCEDURES Recall Maximum & Minimum This function reviews a maximum and minimum value for all the data points stored in me

26 MAINTENANCE pH Probe It is important to keep the pH probe wet when the meter is not in use. The probe is well protected by a plastic bottle conta

27 MAINTENANCE The following actions will keep the probe in good working condition.  Always keep the pH glass bulb wet by using the plastic bott

28 MAINTENANCE To expose the new unused fiber portion: 1. Use tweezers to pull out the fiber junction and expose the new unused portion. 2. C

29 MAINTENANCE 2. Put the probe in a buffer solution of pH 7.00 with sat-urated quinhydrone. 3. Stir; mV reading (E1) should be 86 ±15mV.

3 TABLE OF CONTENTS Temperature Compensation. . . . . . . . . . . . . . . . Hold Function . . . . . . . . . . . . . . . . . . . . . . . . .

30 MAINTENANCE When measuring solutions with a low concentration of ox-idation reduction matter and slow ion exchange rate, a slow response time

31 TROUBLESHOOTING Meter does not turn on: 1. Press POWER for more than 2 seconds. 2. Check connections of the power adapter or batterie

32 ERROR CODES E02 Reading is under the lower limit E03 Reading is over the upper limit E04 Preceded by another error E12 Factory calibr

33 PC CONNECTION The meter can interface with a personal computer to capture on-line or stored data. Connection procedures: 1. Plug the USB c

34 PC CONNECTION Voltage reading in mV, the third value is Temperature of pH probe in C/F, and “x” is a numerical value. Format in Memory Transmit p

35 APPENDIX TEMPERATURE EFFECT ON NIST pH BUFFERS

36 OPTIONAL ACCESSORIES 840016 pH Probe (non-ATC) 840027 AC Adapter 840049 Spear Tip pH Probe (non-ATC) 840052 Data Acquisition Software 840054 USB

37 SPECIFICATIONS Operation temperature: 5°C to 40°C Operation RH%: Up to 95% w/o condensation Storage Temperature: -20°C to +60°C Storage RH%:

38 SPECIFICATIONS Program Preference Default Displayed P1.0 Memory No default “tr” (Transmitting) P1.1 Memory Sent No default “out”

39 WARRANTY Sper Scientific warrants this product against defects in materials and workmanship for a period of five (5) years from the date of purch

4 INTRODUCTION Thank you for purchasing the Advanced pH/ORP Meter. This meter reads the pH (balance of alkalinity and acidity) and ORP (oxidation re

40 Advanced pH/ORP Meter 850055 Copyright ©2009 by Sper Scientific ALL RIGHTS RESERVED Printed in the USA 7720 E. Redfield Rd. Suite #7

5 FEATURES  Multi-display LCD screen  Automatic buffer recognition  5 points pH calibration  Hold function  Maximum and minimum  Backl

6 POWER SUPPLY The meter is powered by 4 “AAA” type batteries or a 9 Volt external adapter. Insert batteries into the battery compartment

7 LCD DISPLAY LCD display indicates pH, mV, ORP (mV). Icon pH, mV indicates the unit of measure displayed. READY indicates the reading is stable. MAX

8 KEYPAD POWER/SET CAL/ESC HLD/REC MODE/▲ MEM/▼ MN/MX/AV Press to turn meter on/off. Press and hold for more than 1 second to enter SET mode. Switch

9 SETUP MODE The advanced Setup Mode allows you to customize the following meter preferences and defaults:  P1.0 Memory Transmission  P2.0 Clea