Instruction Manual pH 1100/ pH 2100 Bench pH/Ion Meter Technology Made Easy ... 68X090818 Rev.
Instruction Manual pH 1100/ 2100 PREFACE Thank you for selecting the pH 1100/ 2100 benchtop meter. This meter measure pH, millivolts, relative millivolts and temperature. The pH 2100 meter also measures ion concentration. The instruction manual serves to explain the use of the pH 1100/ 2100 bench meter as a step-by-step operational guide to help you familiarize with the meter’s features and functions.
Instruction Manual pH 1100/ 2100 TABLE OF CONTENTS 1 INTRODUCTION 1.1 1.2 1.3 1.4 2 Introducing the Bench Meter Series Keypad Rear Panel Electrode Holder STARTING UP 2.1 Back Panel Connections 2.2 Powering up and powering down 2.2.1 Powering up 2.2.2 Powering down 3 PH CALIBRATION & MEASUREMENT 3.1 pH calibration 3.1.1 Automatic Temperature Compensation (ATC) 3.1.2 Starting pH calibration 3.1.3 Standard pH buffer calibration 3.1.4 Custom pH buffer calibration 3.1.5 Calibration error messages 3.
Instruction Manual pH 1100/ 2100 10.2.9 pH calibration data reset setup program P1.7 10.3 mV setup mode 10.3.1 Entering mV setup mode 10.3.2 mV measurement alarm setup program P2.0 10.3.3 mV calibration due alarm setup program P2.1 10.3.4 Stability setup program P2.2 10.3.5 View mV calibration data setup program P2.3 10.3.6 mV calibration data reset setup program P2.4 10.4 Ion setup mode (pH 2100 meter only) 10.4.1 Entering ion setup mode 10.4.2 Ion unit setup mode P3.0 10.4.
Instruction Manual 1 1.1 pH 1100/ 2100 INTRODUCTION Introducing the Bench Meter Series The pH 1100/ 2100 bench meter is microprocessor-based which incorporates new ASIC (Application Specific Integrated Circuit). It is designed with convenience in mind and offers many advanced, user-friendly features. The meters are capable of storing and recalling up to 100 data sets in its non-volatile memory.
Instruction Manual 1.2 pH 1100/ 2100 Keypad See Figure 1. A large membrane keypad with touch feedback makes the meter easy to use. Names and symbols describe the function button controls.
Instruction Manual 1.3 pH 1100/ 2100 Rear Panel See Figure 2. The pH 1100/ 2100 meters provide a complete set of input connections for the various accessories commonly used. Listed in the table below are details of the connections that you can make. Figure 2: Rear View of Meter Connector ATC Function For phono jack connection from the temperature probe for Automatic Temperature Compensation. The probe should be a 30KΩ thermistor probe. INPUT For connecting sensors with a BNC connector to the meter.
Instruction Manual 1.4 pH 1100/ 2100 Electrode Holder The electrode holder is included in the same box as the meter. To attach the electrode holder to the meter: 1. The electrode holder base attached to the bottom of the meter comes in the shipping position. See Figure 3. 2. Use a Phillips screwdriver to remove the screw holding the electrode holder in shipping position. See Figure 3. 3. Slide the electrode base away from the meter until the second screw slot lines up with the original screw hole.
Instruction Manual 2 pH 1100/ 2100 STARTING UP Attention: Do not get water on the BNC connector during operation. Avoid touching the connector with soiled or wet hands. 2.1 Back Panel Connections Refer back to Figure 2. Make the necessary connections as mentioned in Section 1.3 Rear Panel, pg 8. 2.2 Powering up and powering down 2.2.1 1. 2. 3. Powering up When first connected to the power supply, the meter runs a self test, the display flashes Hardware Testing... Status: Pass. See Figure 5.
Instruction Manual 3 3.1 PH pH 1100/ 2100 CALIBRATION & MEASUREMENT pH calibration This meter is capable of up to 5 point calibration with selectable buffer sets (USA, NIST, Bf1, Bf2 or any 5 custom buffers of your choice). The meter retains stored pH calibrations even when turned off. For best accuracy, we recommend that you perform at least a 2-point calibration using buffers that bracket (one above and one below) the expected sample range.
Instruction Manual 3.1.2 1. 2. pH 1100/ 2100 Starting pH calibration Turn the meter ON. If the meter is not in the pH measurement mode, press EXIT and press >/CAL to select pH/Temp. The mode selected will flash. See Figure 13. Press ENTER to confirm selection. The meter is now in pH measurement mode. See Figure 14. pH/Temp mV Ion Select & Press ENTER Rinse the electrode in deionized water or rinse solution.
Instruction Manual 3.1.3 1. 2. Standard pH buffer calibration When entering the standard calibration mode, the first buffer calibration point for standard pH buffers is 7.000 or 6.860 (depending upon which pH buffer set is selected). The upper display shows the current reading, the lower display will show Auto Buf Scan: 7.000 (or 6.860). The upper display will flash pH until the reading has stabilized. See Figure 16. If the selected buffer value is not within ±1.
Instruction Manual 3.1.4 1. pH 1100/ 2100 Custom pH buffer calibration When entering the custom calibration mode, the lower display will show Key In Std:. The upper display shows the pH buffer the electrode is dipped into. The lower display will show the same value as the upper display only if the meter has not been calibrated or if the meter has been reset. See Figure 20.
Instruction Manual 3.1.5 pH 1100/ 2100 Calibration error messages Standard pH Buffer Calibration: If the first buffer value of 7.000 or 6.860 is off by more than ±1.0, the upper display will flash Error: and the lower display will read pH Offset Error. See Figure 24. Press EXIT to clear error message and return to pH measurement mode. Error : * pH Offset Error If any other pH buffer point is off by more than ±1.0, the upper display will flash Error: and the lower display will read pH Slope Error.
Instruction Manual 3.2 pH 1100/ 2100 pH measurement This meter is capable of taking measurements with automatic or manual temperature compensation. Automatic Temperature Compensation (ATC) occurs when a temperature sensor is plugged into the meter. If there is no temperature sensor plugged into the meter, the default setting is automatically 25°C (if the meter has never been manually set for temperature) or the last manually set value.
Instruction Manual 3.2.3 pH 1100/ 2100 Taking pH Measurements NOTE: Be sure to remove the electrode soaker bottle or protective rubber cap on the electrode before measurement. 1. Rinse the probe with deionized or distilled water before use to remove any impurities adhering to the probe body. If the pH electrode dehydrated, soak it for 30 minutes in electrode storage solution or a 2M to 4M KCl solution. 2. Press ON.
Instruction Manual 4 mV CALIBRATION AND MEASUREMENT 4.1 1. 2. pH 1100/ 2100 mV Calibration Turn the meter ON. If the meter is not in the mV measurement mode, press EXIT and use >/CAL to select mV. The mode selected will flash. See Figure 37. Press ENTER to confirm selection. The meter is now in absolute mV measurement mode. See Figure 38. Rinse the electrode in deionized water or rinse solution. Do not wipe the electrode dry.
Instruction Manual 4.2 1. pH 1100/ 2100 mV Measurement Turn the meter ON. If the meter is NOT in the mV measurement mode, press EXIT and use >/CAL to select mV. The mode selected will flash. See Figure 45. Press ENTER to confirm selection. pH/Temp mV Ion Select & Press ENTER Figure 45 The meter is now in Rel mV measurement mode. See Figure 46. If you have not performed a mV calibration or have reset the meter, the display will read Abs. mV. See Figure 47. 2. Dip the electrode into the sample.
Instruction Manual 5 pH 1100/ 2100 ION CALIBRATION AND MEASUREMENT (ONLY APPLICABLE FOR pH 2100) The pH 2100 meter reads ion concentration in ppm, ppt, mg/l, g/l, mmol/l and mol/l units. See Ion setup Program P3.0 (page 43) to select ion concentration units. 5.1 Ion calibration This instrument is capable of up to 5-point custom ion calibration with a minimum of 2-point calibration. Custom calibration values can be any value between 0.001 and 19998.
Instruction Manual pH 1100/ 2100 If you are performing a 2-point calibration, press EXIT. The screen flashes Aver. Slope = (the average slope of the electrode) in the upper display and Sys Updating... in the lower display. See Figure 54. The meter returns to the Ion measurement mode. You may now start taking readings. Aver. Slope = 49.2mV Sys Updating. . . Figure 54 If you are performing a 3, 4 or 5-point calibration go to step 11. 11. Use ∆/MI or ∇/MR keys to move the cursor to next calibration point.
Instruction Manual 5.3 pH 1100/ 2100 Ion measurement The pH 2100 meter features two different modes of ion measurement: high resolution mode and low resolution mode. These modes are user selectable in the Ion setup program P3.4. (page 47). The default is high resolution mode. Low resolution mode should only be used if your ion solution concentration will produce an absolute mV value of ±500 mV. 1. Turn the meter ON.
Instruction Manual 6 pH 1100/ 2100 MEMORY FUNCTIONS 6.1 Memory input This meter can store up to 100 sets of data in several combinations: pH 1100 meter: • pH, temperature, date and time • mV, temperature, date and time pH 2100 meter: • pH, temperature, date and time • mV, temperature, date and time • ion, mV, date and time For example, you can store 32 pH and 68 mV values for the pH 1100 or 50 ion, 25 mV and 25 pH values for the pH 2100.
Instruction Manual 6.2 pH 1100/ 2100 Memory recall This function recalls the previous readings stored in the memory. You can only access memory recall from the measurement mode. Memory recall is in “Last In First Out” (LIFO) order. There are two methods of viewing stored data in the memory recall function: manual and automatic. In manual memory recall, the user must manually scroll through the memory points using the ∆/MI and ∇/MR keys.
Instruction Manual 7 pH 1100/ 2100 STABILITY INDICATOR The stability indicator signals when pH, mV or Ion readings are stable. The pH, mV or Ion annunciator will blink when reading are not stable. See Figure 68. Once the reading becomes stable the annunciator becomes static and no longer blinks. You can turn the stability indicator on and off and set the level of stability in pH Setup Section P1.5 (page 34); mV Setup P2.2 (page 40); and Ion Setup P3.3 (page 46). 8 7.546pH 25.
Instruction Manual 9 9.1 pH 1100/ 2100 TEMPERATURE CALIBRATION Temperature Calibration For this calibration procedure, the ATC probe should be attached to the meter. ATC will appear in the upper display. See Figure 72. 1. Dip the temperature probe into a solution of known temperature, such as a temperature bath, for a few minutes until the temperature probe stabilizes. 2. If you are not already in pH/temp measurement mode, press EXIT and use >/CAL to select pH/Temp.
Instruction Manual pH 1100/ 2100 10 SETUP MODE The advanced setup mode lets you customize your meter’s preferences and defaults. The pH 2100 benchtop meter features 4 different setup modes (the pH 1100 meter features 3 modes): 1. pH/Temperature 2. mV 3. Ion (pH 2100 only) 4. Meter general configuration Each setup mode has submenus to configure specific meter parameters. 10.1 Setup mode overview 10.1.1 pH/Temperature setup submenus Press SETUP to enter setup mode from the pH measurement mode.
Instruction Manual 10.1.2 pH 1100/ 2100 mV setup submenus 10.1.3 Press SETUP to enter setup mode from the Ion measurement mode. Use >/CAL to select ion, and then press ENTER. Use the ∆/MI and ∇/MR keys to scroll through submenus. There are 7 submenus (programs) in the ion setup mode: Press SETUP to enter setup mode. Use >/CAL to select mV, and then press ENTER. Use the ∆/MI and ∇/MR keys to scroll through submenus There are 5 submenus (programs) in the mV setup mode: mV Measurem ent Alarm Setup :P2.
Instruction Manual 10.1.4 pH 1100/ 2100 Meter general configuration setup submenus Press SETUP to enter setup mode. Use >/CAL to select meter, and then press ENTER. Use the ∆/MI and ∇/MR keys to scroll through submenus. There are 8 submenus (programs) in the meter setup mode: Date/Time Setup:P4.0 Sets day, month, year, hour and minute Date/Time Setup:P4.0 Press ENT. to Select Backlight Setup:P4.
Instruction Manual pH 1100/ 2100 10.2 pH/ temperature setup mode 10.2.1 1. Entering pH/temperature setup mode Turn the meter ON. If the meter is not in the pH measurement mode, press EXIT and use >/CAL to select pH/Temp. The mode selected will flash. Press ENTER to confirm. The meter is now in pH measurement mode. Setup Mode Activated Please wait. . . Figure 79 2. Press SETUP to enter the setup mode. The display will flash Setup Mode Activated, Please wait... See Figure 79.
Instruction Manual 10.2.3 pH 1100/ 2100 pH resolution setup program P1.1 Use this program to select pH resolution (0.01 or 0.001 pH). 1. Enter pH/Temperature setup mode as described in steps 1-4 in 10.2.1 Entering pH/temperature setup mode (page 30). 2. Use ∆/MI key to scroll to program pH Resol. Setup: P1.1. See Figure 83. 3. Press ENTER to enter program pH Resol. Setup: P1.1. 4. Press >/CAL to toggle between 0.01 and 0.001. The resolution selected will flash. See Figure 84. 5.
Instruction Manual 10.2.5 pH 1100/ 2100 pH Measurement Alarm Setup Program P1.3 Use this program to select alarm for low and high pH measurements. 1. Enter pH/Temperature setup mode as described in steps 1-4 in 10.2.1 Entering pH/temperature setup mode (page 30). 2. Use ∆/MI to scroll to program pH Meas. Alarm: P1.3. See Figure 87. 3. Press ENTER to enter program pH Meas. Alarm: P1.3. 4. Press >/CAL to toggle between pH Alarm On and Off. The selection will flash. See Figure 88. 5.
Instruction Manual 10.2.6 pH 1100/ 2100 pH Calibration Due Alarm Setup program P1.4 Use this program to set a reminder when the next calibration is due. Choose from 1 to 365 days from last calibration. 1. Enter pH/Temperature setup mode as described in steps 1-4 in 10.2.1 Entering pH/temperature setup mode (page 30). 2. Use ∆/MI to scroll to program pHCalDue Alarm: P1.4. See Figure 91. 3. Press ENTER to enter program pHCalDue Alarm: P1.4. 4. Press >/CAL to toggle between Cal Alarm Due:On and Off.
Instruction Manual 10.2.7 pH 1100/ 2100 Stability Setup Program P1.5 Use this program to turn on or off the pH stability indicator and to set level of stability (low, medium or high). Stability definitions High stability: reading is stabilized quickly, but reading is less accurate. Medium stability: reading stability is averaged between high and low stability. Low stability: reading is stabilized slowly, but guarantees high accuracy 1. Enter pH/Temperature setup mode as described in steps 14 in 10.2.
Instruction Manual 10.2.8 pH 1100/ 2100 View pH calibration data setup program P1.6 Use this program to view the following: • Last pH calibration date/time • pH buffer set selected • pH calibration temperature and temperature compensation • pH offset value • pH slopes (from acid to alkaline) 1. Enter pH/Temperature setup mode as described in steps 1-4 in 10.2.1 Entering pH/temperature setup mode (page 30). 2. Use ∆/MI to scroll to program pH Cal Data: P1.6. See Figure 97. 3.
Instruction Manual pH 1100/ 2100 pH Cal Reset :P1.7 Press ENT. to Select Figure 105 pH Reset: Yes No Select & Press ENTER Figure 106 pH being Reset Please wait. . . Figure 107 Reset Aborted 10.2.9 Use this program to erase all pH calibration data. 1. Enter pH/Temperature setup mode as described in steps 1-4 in Section 10.2.1 Entering pH/temperature setup mode (page 30). 2. Press ∆/MI to scroll to program pH Cal Reset: P1.7. See Figure 105. 3. Press ENTER to enter program pH Cal Reset: P1.7. 4.
Instruction Manual pH 1100/ 2100 10.3 mV setup mode 10.3.1 1. Entering mV setup mode Turn the meter ON. If the meter is not in the mV measurement mode, press EXIT and use >/CAL to select mV. The mode selected will flash. Press ENTER to confirm selection. Their meter is now in mV measurement mode. 2. Press SETUP to enter the setup mode. The display will flash Setup Mode Activated, Please wait... See Figure 109. 3. Press >/CAL to select mV. The mode selected will flash. See Figure 110.
Instruction Manual 10.3.2 pH 1100/ 2100 mV measurement alarm setup program P2.0 Use this program to select alarm for low and high mV measurements. 1. Enter mV setup mode as described in steps 1-4 in Section 10.3.1 Entering mV setup mode (page 37). The first setup mode is mV Meas. Alarm: P2.0. See Figure 112. 2. Press ENTER to enter program mV Meas. Alarm: P2.0. 3. Press >/CAL to toggle between mV Alarm On and Off. The selection will flash. See Figure 113. 4. Press ENTER to confirm selection.
Instruction Manual 10.3.3 pH 1100/ 2100 mV calibration due alarm setup program P2.1 Use this program to set a reminder when the next calibration is due. Choose from 1 to 365 days from last calibration. 1. 2. Enter mV setup mode as described in steps 1-4 in Section 10.3.1 Entering mV setup mode (page 37). Use ∆/MI key to scroll to program mVCalDue Alarm: P2.1. See Figure 116. 3. Press ENTER to enter program mVCalDue Alarm: P2.1. 4. Press >/CAL to toggle between Cal Alarm Due:On and Off.
Instruction Manual 10.3.4 pH 1100/ 2100 Stability setup program P2.2 Use this program to turn on or off the mV stability indicator and to set level of stability (low, medium or high). Stability definitions Stability Setup : P2.2 Press ENT. to Select Figure 119 High stability: reading is stabilized quickly, but reading is less accurate. Medium stability: reading stability is averaged between high and low stability.
Instruction Manual 10.3.5 pH 1100/ 2100 View mV calibration data setup program P2.3 Use this program to view the following: • Last mV calibration date/time • mV offset value 1. Enter mV setup mode as described in steps 1-4 in Section 10.3.1 Entering mV setup mode (page 37). 2. Use ∆/MI to scroll to program mV Cal Data: P2.3. See Figure 122. 3. Press ENTER to enter program mV Cal Data: P2.3. The first screen in mV Cal Data: P2.3. is the mV Cal Date/Time. See Figure 123. mV Cal Data :P2.3 Press ENT.
Instruction Manual 10.3.6 pH 1100/ 2100 mV calibration data reset setup program P2.4 Use this program to erase all mV calibration data. 1. 2. Enter mV setup mode as described in steps 1-4 in Section 10.3.1 Entering mV setup mode (page 37). Use ∆/MI key to scroll to program mV Cal Reset: P2.4. See Figure 125. mV Cal Reset :P2.4 Press ENT. to Select Figure 125 mV Reset: Yes No Select & Press ENTER 3. Press ENTER to enter program mV Cal Reset: P2.4. 4.
Instruction Manual pH 1100/ 2100 10.4 Ion setup mode (pH 2100 meter only) 10.4.1 1. Entering ion setup mode Turn the meter ON. If the meter is not in ion measurement mode, press EXIT and use >/CAL key to select ion. The mode selected will flash. Press ENTER to confirm selection. The meter is now in Ion measurement mode. 2. Press SETUP to enter the setup mode. The display will flash Setup Mode Activated, Please wait... See Figure 129. 3. Use >/CAL key to select ion. See Figure 130.
Instruction Manual 10.4.3 pH 1100/ 2100 Ion measurement alarm setup program P3.1 Use this program to select alarm for low and high ion measurements. 1. Enter ion setup mode as described in steps 1-4 in Section 10.4.1 Entering ion setup mode (page 43). 2. Use ∆/MI key to scroll to program Ion Meas. Alarm: P3.1. See Figure 134. 3. Press >/CAL key to toggle between ion alarm On and Off. The selection will flash. See Figure 135. 4. Press ENTER to confirm selection. Ion Meas. Alarm :P3.1 Press ENT.
Instruction Manual 10.4.4 pH 1100/ 2100 Ion calibration due alarm setup program P3.2 Use this program to set a reminder when the next calibration is due. Choose from 1 to 365 days from last calibration. 1. Enter ion setup mode as described in steps 1-4 in Section 10.4.1 Entering ion setup mode (page 43). 2. Use ∆/MI key to scroll to program IonCalDue Alarm: P3.2. See Figure 138. 3. Press ENTER to enter program IonCalDue Alarm: P3.2. 4. Press >/CAL key to toggle between Cal Alarm Due: On and Off.
Instruction Manual 10.4.5 pH 1100/ 2100 Stability setup program P3.3 Use this program to turn on or off the ion stability indicator and to set level of stability (low, medium or high). Stability definitions High stability: Reading is stabilized quickly, but reading is less accurate. Medium stability: Reading stability is averaged between high and low stability. Low stability: Reading is stabilized slowly, but guarantees high accuracy. 1. Enter ion setup mode as described in steps 1-4 in Section 10.4.
Instruction Manual 10.4.6 pH 1100/ 2100 Ion mode setup program P3.4 Use this program to select high or low ion resolution mode. High resolution has ±500 mV value, low has ±1850 mV value. Ion Mode Setup : P3.4 Press ENT. to Select 1. Enter ion setup mode as described in steps 1-4 in Section 10.4.1 Entering ion setup mode (page 43). Figure 144 2. Use ∆/MI key to scroll to program Ion Mode Setup: P3.4. See Figure 144. Resolution: High Low Select & Press ENTER 3.
Instruction Manual 10.4.7 pH 1100/ 2100 View ion calibration data setup program P3.5 Ion Cal Data :P3.5 Press ENT. to Select Use this program to view the following: • Last ion calibration date/time • Calibration points with absolute mV values • Ion slope values Figure 146 1. Enter ion setup mode as described in steps 1-4 in Section 10.4.1 Entering ion setup mode (page 43). 2. Use ∆/MI key to scroll to program Ion Cal Data: P3.5. See Figure 146. 3. Press ENTER to enter program Ion Cal Data: P3.5.
Instruction Manual 10.4.8 pH 1100/ 2100 Ion calibration data reset setup program P3.6 Use this program to erase all ion calibration data. 1. Enter ion setup mode as described in steps 1-4 in Section 10.4.1 Entering ion setup mode (page 43). 2. Use ∆/MI key to scroll to program Ion Cal Reset: P3.6. See Figure 155. 3. Press ENTER to enter program Ion Cal Reset: P3.6. 4. Press >/CAL key to toggle between Ion Reset: Yes and No. The selection will flash. See Figure 156. 5.
Instruction Manual pH 1100/ 2100 10.5 Meter general configuration setup mode 10.5.1 Entering meter general setup mode 1. Turn the meter ON. The meter setup mode can be entered from any measurement mode—pH, mV or ion (pH 2100 meter only). 2. Press SETUP to enter the setup mode. The display will flash Setup Mode Activated, Please wait. ..See Figure 159. 3. Use >/CAL to select "Meter". The mode selected will flash. See Figure 160, 161 and 162. Press ENTER to enter Meter setup mode.
Instruction Manual 10.5.3 pH 1100/ 2100 Backlight setup mode P4.1 Use this program to turn backlight on or off and set duration time (0.1 to 10 minutes). 1. Enter meter setup mode as described in steps 1-4 in Section 10.5.1 Entering meter setup mode (page 50). 2. Use ∆/MI key to scroll to program Backlight Setup: P4.1. See Figure 167. 3. Press ENTER to enter program Backlight Setup: P4.1. 4. Press >/CAL key to toggle between Backlight On and Off. The selection will flash. See Figure 168. 5.
Instruction Manual 10.5.4 pH 1100/ 2100 Data log setup mode P4.2 Use this program select automatic or manual data logging. Automatic data logging can be set at timed intervals from 10 seconds to 23 hours, 59 minutes, 59 seconds. 1. Enter meter setup mode as described in steps 1-4 in Section 10.5.1 Entering meter setup mode (page 50). 2. Use ∆/MI key to scroll to program Data Log Setup: P4.2. See Figure 170. 3. Press ENTER to enter program Data Log Setup: P4.2. 4.
Instruction Manual 10.5.6 pH 1100/ 2100 Communication setup mode P4.4 Use this program to set parameters of serial communication. 1. Enter meter setup mode as described in steps 1-4 in Section 10.5.1 Entering meter setup mode (page 50). 2. Use ∆/MI key to scroll to program Tx/Rx Parameter: P4.4. See Figure 175. 3. Press ENTER to enter program Tx/Rx Parameter: P4.4. 4. Press >/CALkey to toggle between Baud Rate 4800, 9600 and 19200. The selection will flash. See Figure 176.
Instruction Manual 10.5.8 pH 1100/ 2100 Memory clear setup mode P4.6 Clears all pH, mV and Ion (pH2100 only) memory points stored in memory. Mem Clear Setup :P4.6 Press ENT. to Select Figure 181 1. Enter meter setup mode as described in steps 1-4 in Section 10.5.1 Entering meter setup mode (page 50). 2. Use ∆/MI key to scroll to program Mem Clear Setup: P4.6. See Figure 181. 3. Press ENTER to enter program Mem Clear Setup: P4.6. 4. Press >/CAL key to toggle between Memory Clear Yes and No.
Instruction Manual pH 1100/ 2100 11 ELECTRODE CARE 11.1 Electrode Activation DO NOT touch or rub the glass bulb. If you follow the storage and maintenance procedure, you can use your electrode immediately. If the electrode responds sluggishly or drifts, the bulb may be dehydrated. Immerse the electrode in an ideal storage solution such as electrode storage solution or pH 4 buffer solution for 1-2 hours to hydrate it. See Storing pH/ORP electrodes below.
Instruction Manual pH 1100/ 2100 12 RS 232 COMMUNICATION This meter will send data to a printer and computer through the RS-232 port located on the back panel of the meter. See Figure 188. This meter uses a 9 pin serial connection for RS-232 communication. 12.1 Using with printer If you are going to use your meter to send data to a printer, you must first configure your meter to match the settings for your printer (consult printer manual for proper printer operation). See Meter Setup mode P4.
Instruction Manual pH 1100/ 2100 13 ADDITIONAL INFORMATION 13.1 pH and Temperature The pH electrode is affected by temperature changes. Automatic Temperature Compensation (ATC) compensates for these temperature changes. Some solutions show an increase while others a decrease in pH with the same temperature change. Record the solution temperature along with the pH value, or the measurement may be meaningless.
Instruction Manual pH 1100/ 2100 14 SUMMARY OF DEFAULT SETTINGS / OPTIONS Program Setup Menus Options Factory Defaults pH SETUP Menu P1.0 pH Buffer Setup USA, NIST, Bf1, Bf2, Custom USA P1.1 pH Resolution Setup 0.01, 0.001 0..001 o o C, F o P1.2 Temperature Unit Setup P1.3 pH Measurement Alarm On, Off Off C P1.4 pH Calibration Due Alarm On, Off Off P1.5 Stability Setup On, Off On (Low) P1.6 pH Cal Data - - P1.7 pH Cal Reset Yes, No No P2.
Instruction Manual pH 1100/ 2100 15 TROUBLESHOOTING & ERROR MESSAGES TROUBLESHOOTING Problem Possible Cause Solution Power ON but no display AC adapter not connected properly Connect AC adapter properly Unstable Reading Electrode submersion in sample is insufficient Place electrode deeper into sample Broken electrode Replace electrode External noise causing instability in reading. Remove or switch off interfering motor Dirty electrode Clean Electrode.
Instruction Manual pH 1100/ 2100 16 SPECIFICATIONS pH Range Resolution Accuracy Calibration pH Buffer Set Options -1.000 to 14.000 pH 0.001 / 0.01 pH (user-selectable) ± 0.002 / ±0.01 pH 1 to 5 points (standard buffers); first point must be pH 7.000, 6.860 (offset) Min. 2 points and Max. 5 points for custom entry 1 - USA: pH 1.68, 4.01, 7.00, 10.01, 12.45 2- NIST: pH 1.68, 4.01, 6.86, 9.18, 12.45 3- Bf1: pH 1.68, 4.01, 6.86, 10.01, 12.45 4- Bf2: pH 1.68, 4.01, 7.00, 9.18, 12.
Instruction Manual pH 1100/ 2100 17 ACCESSORIES Consult your Authorized Distributors for these items and other range of specialized pH electrodes or Ion Selective Electrodes.
Instruction Manual pH 1100/ 2100 18 WARRANTY Eutech Instruments/ Oakton Instruments supplies this bench meter with a 3-year warranty and 6-month warranty for against manufacturing defects from the date of purchase. If repair or adjustment is necessary and has not been the result of abuse or misuse within the warranty period, please return, freight prepaid, and correction will be made without charge. Out of warranty items will be repaired on a charge basis.
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For more information on Eutech Instruments/ Oakton Instruments’ products, contact your nearest distributor or visit our website listed below: Oakton Instruments P.O Box 5136, Vernon Hills, IL60061, USA Tel: (1) 888-462-5866 Fax: (1) 847-247-2984 E-mail: info@4oakton.com Web-sites: www.4oakton.com www.oaktoninstruments.com Eutech Instruments Pte Ltd Blk 55, Ayer Rajah Crescent, #04-16/24 Singapore 139949 Tel: (65) 6778 6876 Fax: (65) 6773 0836 E-mail: marketing@eutechinst.com Web-site: www.eutechinst.
