Operating manual
G 1501
pH / Redox measuring device with temperature measurement
EN
Страница 1: ...Operating manual G 1501 pH Redox measuring device with temperature measurement EN...
Страница 2: ...g elements 9 4 4 Connections 10 5 Measurement Basics 11 5 1 pH measurement 11 5 1 1 Explanation 11 5 1 2 pH electrode 12 5 1 3 Design 12 5 1 4 Further information 12 5 1 5 Choosing a pH electrode 13 5...
Страница 3: ...ustment of the measuring input 27 7 2 5 Configuring parameters of the adjustment menu 28 8 Error and system messages 30 9 Disposal 32 10 Technical data 33 11 Spare parts and accessories 35 12 Service...
Страница 4: ...and warranty of the manufacturer for damages and consequential damag es are voided with misuse disregarding this document disregarding safety notices assignment of inadequately qualified technical pe...
Страница 5: ...ion or a configuration of the product Formula Some instructions include a formula for a general understanding of a configuration programming or a setting of the product Outcome of an action Result con...
Страница 6: ...of non observance 2 2 Foreseeable misuse The fault free function and operational safety of the product can only be guaranteed if applicable safety precautions and the device specific safety instructi...
Страница 7: ...ia Temperature compensation takes place auto matically with a connected temperature sensor Application examples for this are for example drinking water waste water surface water swimming pools fish br...
Страница 8: ...speed and reliability in a compact ergonomic housing Additional impressive features include the dust proof and waterproof design in ac cordance with IP 65 67 and the 3 line illuminated display which o...
Страница 9: ...in display Measurement of the current pH value or value for min max hold Auxiliary display Corresponding temperature for the displayed pH value with unit Measured temperatures are dis played with a de...
Страница 10: ...s play 4 4 Connections BNC connection Connection for pH electrode Un locking with rotating ring on the cable plug 2x 4mm banana Connection for temperature sensor or reference electrode CAUTION Ensurin...
Страница 11: ...n particularly in low ion media NOTE In order to detect the pH value of a solution it should always be recorded together with the measurement temperature because most liquids change their pH value wit...
Страница 12: ...de Always handle the glass membrane with extreme care The so called source layer forms there This is crucial for the measurement and must always be kept moist There are also electrodes with integrated...
Страница 13: ...s preferably used for measurements in cheese fruit and meat For measurements in products containing proteins the electrode must be cleaned with a special cleaner For this purpose we recom mend the GRL...
Страница 14: ...the manufacturer to inquire about suitable cleaners for the existing electrode This is also important in the case of aggressive substances or other substances that are not primarily water based 5 2 Re...
Страница 15: ...C If the storage temperature range is exceeded or undercut the electrode can be destroyed It should always be stored wet in 3 mol l KCl Extended storage in distilled or deionised water will result in...
Страница 16: ...Use new high quality batteries Do not use different types of batteries Remove depleted batteries and dispose of them at a suitable collection point NOTE Unnecessary screwing places the water tightness...
Страница 17: ...t It must be possible to insert the batteries in the correct position without using force 3 The O ring C must be undamaged clean and positioned at the intended depth In order to facilitate assembly an...
Страница 18: ...NOTE Calibrations are only possible in a temperature range from 0 C to 60 C We recom mend performing calibration at temperatures between 10 C and 40 C NOTE Calibration should be conducted at the same...
Страница 19: ...d water Buffer capsule Colour 10 C 20 C 25 C 30 C 40 C GPH 4 0 Orange 3 99 3 99 4 01 4 01 4 03 GPH 7 0 Green 7 06 7 01 7 00 6 99 6 98 GPH 10 0 Blue 10 18 10 06 10 01 9 97 9 89 GPH 12 0 White 12 35 12...
Страница 20: ...enter the temperature of the buffer solu tion by pressing the Up key and Down key and confirm the entry by pressing the Function key again 7 PK 4 and PK 10 alternate in the display 8 Then rinse the e...
Страница 21: ...trode again with distilled or deionised water After successful completion of the calibration the assessment of the electrode condi tion is displayed briefly in percent Then the current measurement is...
Страница 22: ...electrode again with distilled or deionised water After successful completion of the calibration the assessment of the electrode condi tion is displayed briefly in percent Then the current measuremen...
Страница 23: ...asis is rec ognised worldwide These certificates offer high quality calibration and consistently high quality DAkkS calibration certificates can only be issued by accredited calibration laboratories w...
Страница 24: ...made AL Calibration Blinks if no valid calibration is available The product is now ready for measurement NOTE The product must be calibrated to the electrode prior to starting the measurement If the e...
Страница 25: ...duct is switched off The Configuration menu is closed after the last parameter NOTE If the product is switched off without saving the configuration the last save value is re produced on the next start...
Страница 26: ...P mV Redox in mV relative to silver silver chloride electrode 0RP mVH Redox in mVH relative to hydrogen electrode Display unit UN T Temperature display in C F Temperature display in F Alarms AL OFF No...
Страница 27: ...appears in the display There is no active timeout with the parameters PK OF and PK SL 7 2 4 Adjustment of the measuring input The temperature input can be adjusted with the zero point correction and...
Страница 28: ...Configuring parameters of the adjustment menu The following representation shows the available parameters and various configura tion options The Adjustment menu is open See Adjustment of the measuring...
Страница 29: ...y in ice water setpoint T OF 0 0 C Display in water bath 36 6 C Display in water bath setpoint T SL 37 0 C T OF display zero point correction setpoint zero point T OF 0 2 C 0 0 C 0 2 C T SL setpoint g...
Страница 30: ...ted Replace battery AL ERR 1 Neutral buffer not allowed Incorrect buffer solu tion used Buffer solution is contaminated Electrode contami nated or defective Use fresh buffer solution Clean electrode r...
Страница 31: ...ct Stay within allowable meas urement range Check electrode Send in for repair ERR 2 Measuring range is undercut Measurement too low Incorrect electrode connected Electrode or product defect Stay with...
Страница 32: ...e must not be disposed of with household waste Return it to us freight pre paid We will then arrange for the proper and environmentally friendly disposal Private end users in Germany have the possibil...
Страница 33: ...Manual 1 or 2 point or automatic 2 point calibration Housing Break proof ABS housing Protection rat ing IP65 IP67 only with electrodes identified as waterproof in the connected state for devices with...
Страница 34: ...legal regulations of the Member States 2014 30 EU EMC Directive 2011 65 EU RoHS Applied harmonised standards EN 61326 1 2013 Emission limits Class B Immunity according to Table 2 Additional errors 0...
Страница 35: ...ith S7 connection 604701 GE 114 Affordable low maintenance pH electrode with BNC connection 600730 GE 117 Temperature compensated pH electrode with BNC connection 600698 GE 120 13 mm insertion pH elec...
Страница 36: ...de with BNC connection 607802 GR 175 Redox electrode with S7 connection 601422 GRL 100 Pepsin cleaning solution 100 ml 602914 GWA1Z Threaded adapter PG13 5 to G1 602477 KCL 3 M 3 mol KCL electrolyte f...
Страница 37: ...6 12 2 Repairs processing Defective products are repaired professionally and quickly in our service centre Monday to Thursday from 8 00 to 16 00 Friday from 8 00 to 13 00 GHM Messtechnik GmbH GHM GROU...
