ELECTROCHEMISTRY MODEL PT-370 LABORATORY EQUIPMENT 44 ELECTROCHEMISTRY

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1 ELECTROCHEMISTRY BOECO PORTABLE PH/MV METER MODEL PT-370 BOECO PORTABLE PH/MV METER MODEL PT-370 ph, Absolute and Relative ranges Automatic or Manual calibration Automatic or Manual Temperature Compensation Simultaneous ph and temperature reading 32 reading data storage Environmentally protected case to IP65 Power on self test routine The Model PT-370 is a general purpose, hand held ph/ meter offering a 1 or 2 point ph calibration and automatic buffer recognition with manual override. The custom liquid crystal display simultaneously shows temperature compensated ph readings or electrode potential and temperature. Calibration errors are clearly indicated, together with the parameter in error. An indication of battery life is also permanently shown on the display. An automatic switch off facility helps to conserve battery life. The instrument is housed in a robust, ergonomically designed case protected to IP65. The PT-370 will be delivered incl. the following standard accessories: 1 x ATC probe, each 1 x 100 ml Buffer solution ph 4,01, ph 7,00 1 x Batteries (fitted), 1 x Operating Manual, 1 x Carrying case Modes: ph,, C Ranges: ph -2 to 16 ph to Temp C Resolution: ph 0,01 ph 1 Accuracy: ph ± 0,02 ph ± 1 Temp. ± 0,5 C Temperature Compensation Automatic 0 to 100 C Display: Auto Function: Input Impedance: RS 232 interface Power Requirement: Battery life: Dimensions: Weight: 0,5 LCD with mode display Auto buffer Auto calibration ohms no 2 x AA batteries 500 hours 175x75x35 mm (LxWxH) 0,25 kg BOE Portable ph/meter, Model PT-370 in carrying case with standard accessories without electrode 44 ELECTROCHEMISTRY

2 BOECO MICROPROCESSOR BENCH TOP PH/ORP METER, MODEL BT-600 Parallel temperature and function mode indication. Auto-Read: Fast and precise indication of stable measuring results. Auto-Test: Automatic function test of the instrument upon being turned on. Automatic temperature compensation: with a temperature sensor. Auto calibration: fully automatic calibration with Tech., NIST or ASY. Buffer (Pre-set Tech. Buffer Values: ph 2.00; 4,01; 7,00; 12.00) (Pre-set NIST. Buffer Values: ph 1,68; 4,01; 6,86; 9,18; 12,46) If selecting Tech. And NIST. Buffer, single-, two-, and three-point calibration can be done. If selecting ASYmmetry Buffer, single- or two-point Calibration can be done Error codes: automatic prompt trouble-shooting actions with error codes on the display. Automatic memorization of the latest calibrated value. Optional Data logger and RS-232 output available The BT-600 will be delivered incl. the following standard accessories: 1 x ATC probe, each 1 x 500 ml Buffer solution ph 4,01, ph 7,00 1 x 6V AC adaptor, 4 x 1,5 V Batteries (size AA), 1 x Operating Manual, 1 x Flexible electrode holder Modes: ph,, C Ranges: ph -2,00 to 16,00 / to ph to / -1999,9...+1,999,9 Temp C Resolution: ph 0,01 / 0,001 ph 1 / 0,1 Accuracy: ph 0,01 / 0,001 ph ± 0,5 Temp. ± 0,4 C BT-600 Temperature Compensation Display: Auto Function: Input Impedance: RS 232 interface Data Storage: Power Requirement: Battery life: Dimensions: Weight: Automatic with PT1000/NTC30K Manual large backlit LCD, ph/ parallel Temperature indication with function display. Auto-Test, Auto-Read, Auto Buffer & Temp.registration, Auto Calibration you can choose Tech., NIST and ASY Buffer) Error indication ohms yes (optional) 500 sets 4 x AA batteries or with AC adaptor 100 hours 220x190x70 mm (LxWxH) 0,8 kg BOE BOE Bench Top ph//orp Meter, Model BT-600, 220V with standard accessories, without electrode Bench Top ph//orp Meter, Model BT-600, 110V with standard accessories, without electrode Optional BOE RS-232 connection cable ELECTROCHEMISTRY 45

3 BOECO ELECTRODES BOECO ELECTRODES The electrodes are not included with the ph meters and have to be ordered separately: Basic ph combination electrode BA 25, Noryl plastic shaft, gel electrolyte, ph, C, with BNC plug, 1m cable, fibre diaphragm. BOE Basic ph combination electrode BA 25 Basic ph combination electrode BA 17, glass shaft, liquid electrolyte, ph, C, with BNC plug, 1m cable. With leak proof refill opening, platinum diaphragm BOE Basic ph combination electrode BA 17 TECHNICAL BUFFER SOLUTIONS In square plastic bottles, PE, 500 ml, labeled with an individual batch no. on the bottles, traceable to SRM of NIST BOE BOE BOE ph 4,00 (20 C), 500 ml ph 7,00 (20 C), 500 ml ph 10,00 (20 C), 500 ml CONDUCTIVITY CALIBRATION SOLUTIONS In square plastic bottles, PE, 250 ml, labeled with an individual batch no. on the bottles, traceable to PTB and NIST BOE BOE BOE ,413 ms/cm KCL 0,01 mol/l (25 C), 250 ml 12,88 ms/cm KCL 0,1 mol/l (25 C), 250 ml 111,8 ms/cm KCL 1 mol/l (25 C), 250 ml ELECTROLYTE SOLUTION In square plastic bottles, PE, 500 ml, labeled with an individual batch no. on the bottles. BOE Potassium chloride 3 mol/l, 500 ml 46 ELECTROCHEMISTRY

4 PH INDICATORS ph-fix is the most popular indicator stick for all purposes. The indicator dyes are chemically bound to the cellulose fibres, avoiding bleeding even in strong alkaline samples. Presentation: Box of 100 sticks 6 x 85 mm M-N ph-fix 0-14, ph Graduation 1,0 The budget priced universal indicator papers can be used for most standard applications. For each ph-value these papers show a single colour which can be matched with the colour scale at an interval of 1 ph-unit. Presentation: Reel of 5 m length and t mm width M-N ph-universal Indicator Paper, ph 1-11, ph Graduation 1,0 M-N ph-universal Indicator Paper, ph 1-14, ph Graduation 1,0/2,0 PH INDICATORS PH/TEMP POCKET TESTER PT-70 with replaceable electrode Large display screen- displays ph and temperature at the same time 1, 2 or 3 point calibration, with automatic buffer recognition of US and NIST buffer sets. Readings are automatically compensated for temperature (ATC) Electrode efficiency display Replaceable electrode module ensures extended usefulness IP 67 water-tight housing Auto Power off after 10 minutes of inactivity Battery life over 200 hours Modes: ph, C Ranges: ph 0 to 14 ph Temp. -9,9...99,9 C Resolution: ph 0,01 ph Accuracy: ph ± 0,02 ph ± 1 digit Temp. ± 0,3 C ± 1 digit Temperature Compensation: Auto from -9,9 to 99,9 C ph Buffer Recognition: US (ph 4.01, 7,00 10,01) NIST (ph 4,00, 6,86, 9,18) Buffer Temp Range: 0,0-60 C Input Impedance: > ohms ph Calibration: 1, 2 or 3 point calibration ph Electrode Offset Recognition: ±90 at ph 7,00, ±98,3 to -81,7 at ph 6,86 ph Electrode Slope Recognition: ±30% at ph 4,00, 4,01, 9,18 and Power: 4 x LR44 batteries Dimensions : 193 x 44 x 25 mm Weight : 105 grams (incl. batteries) PH/TEMP. TESTER PT-70 WITH REPLACEABLE ELECTRODE BOE BOE PH/Temp. Tester PT-70 Spare ph electrode module PT-70-1 for PT-70 ELECTRODE MODULE ELECTROCHEMISTRY 47

5 BOECO PORTABLE CONDUCTIVITY/ MODEL CT-470 Automatic Range Selection for optimum resolution Automatic or Manual Calibration 32 reading Data Storage Conductivity and Modes Power on self test routine Environmentally protected case to IP65 The Model CT-470 is a fully featured, hand held Conductivity/ meter offering calibration on standard solutions or by direct cell constant entry. The custom liquid crystal display simultaneously shows temperature compensated conductivity or and temperature. The best conductivity/ range is automatically selected for optimum resolution and temperature compensated using an adjustable temperature coefficient. The reference temperature can also be set to 18 C, 20 C or 25 C. Calibration errors are clearly indicated, together with the parameter in error. An indication of battery life is also permanently shown on the display. An automatic switch off facility helps to conserve battery life. The instrument is housed in a robust, ergonomically designed case protected to IP 65. Conductivity Ranges Resolution Accuracy Ranges Resolution Accuracy 6 automatically selected 0 to 1999mS* 0.01μS to 1mS* ±0.5% ±2 digits 6 automatically selected 0 to 1999g/l* 0.01mg/l to 1g/l* ±0.5% ±2 digits Temperature Ranges -10 to 105 C/14 to 221 F Resolution 0.1 C/1 F Accuracy ±0.5 C/±1 F ATC & Manual ranges 0 to 100 C/32 to 212 F BOECO PORTABLE CONDUCTIVITY/ MODEL CT-470 Cell constant 0.01 to EC ratio () 0.50 to 0.80 Reference temperature 18, 20, 25 C Temperature coefficient 0.00 to 4%/ C Auto std recognition 10μS, 84μS, 1413μS, 12.88mS Power 2AA cells Size (LxWxD) (mm) 175x75x35 Weight (g) 250g The CT-470 will be delivered incl. the following standard accessories: 1 x Epoxy bodied waterproof conductivity Cell K=1 1 x Batteries (fitted) 1 x Operating Manual 1 x carrying case BOE Portable Coductivity/ Meter, Model CT-470 in carrying case with Conductivity Cell K=1 48 ELECTROCHEMISTRY

6 BOECO MICROPROCESSOR BENCH TOP CONDUCTIVITY/RESISTIVITY METER, MODEL CT-600 Measuring Parameters: Conductivity, Resistivity, Temp., Salinity & Auto self-test function: error code indication 4-electrode principle allows a wide range of application Large LCD display with backlit Auto-Read: Fast and precise indication of stable measuring results. Calibration can be set for cell constant manually or up to 5-point automatic recognition of standard solution (10/84/1413 μs/cm and 12.88/100 ms/cm Temperature compensation: with auto recognition for PT-1000 or NTC-30K Built-in real time clock IP 43 protection Optional Data logger and RS-232 output available The CT-600 will be delivered incl. the following standard accessories: 1 x 4-electrode conductivity probe (cell:0,7), 1 x Flexible electrode holder 1 x 6V AC adaptor, 4 x 1,5 V Batteries (size AA), 1 x Operating Manual, Modes: Cond. Res, Salt,, Temp. Ranges: Cond. 0,00 μs/cm ~ 200,0 ms/cm Res. 0,0 ~ 100,0 M -cm Salt. 0,0 ~ 70,0 ppt 0 ~ 2000 ppm Temp. -10 ~ +110 C Accuracy: Cond. ± 0,5 % (± 1 digit) Res. ± 1 % (± 1 digit) Salt. ± 0,5 % (± 1 digit) ± 0,5 % (± 1 digit) Temp. ± 0,2 C (± 1 digit) Resolution: Cond. 0,01 μs/cm at 20,00 μs/cm Res. 0,01 M -cm Salt. 0,1 ppt 1 ppm Temperature Compensation PT 1000 / NTC 30K auto recognition Auto / Manual selectable Temperature Coefficient: Non-linear / 0,00 ~ 19,99 % Linear Ref. Temperature: Tref 25 C Cell Constant: 0,0100/0,100/0,475/10,00 cm-1 fixed 0,0050 ~ 19,99 cm-1 adjustable Calibration: Single or up to 5-point known standard solution calibration; default five standard solution 10 / 84 / 1413 μ & 12,88 / 100 ms/cm adjustable Display: 3/4 LCD RS 232 interface yes (optional) Data Storage: 450 sets (meas.value, temp, date, time&id) Power Requirement: 4 x AA batteries or with AC adaptor Battery life: 100 ~ 500 hours acc. to meas.range and backlit Dimensions: 220x190x70 mm (LxWxH) Weight: 0,8 kg BOE BOE BOE Bench Top Conductivity Meter, Model CT-600, 220V Bench Top Conductivity Meter, Model CT-600, 110V RS-232 connection cable ELECTROCHEMISTRY 49