Demineralised water:
                                            
                                            
                                        
									    N.A.
                                    
                                
    						
								
                                    
                                        
                                            
                                                Digital outputs:
                                            
                                            
                                        
									    Optional: Modbus (TCP/IP, RS485)
                                    
                                
    						
								
                                    
                                        
                                            
                                                Earth connection:
                                            
                                            
                                        
									    Dry and clean earth pole with low impedance (< 1 Ohm) using an earth cable of > 2.5 mm²
                                    
                                
    						
								
                                    
                                        
                                            
                                                Instrument air:
                                            
                                            
                                        
									    Dry and oil free according to ISA-S7.0.01-1996 quality standard for instrument air
                                    
                                
    						
								
                                    
                                        
                                            
                                                Precision:
                                            
                                            
                                        
									    Better than 3% full scale range for standard test solutions
                                    
                                
    						
								
                                    
                                        
                                            
                                                Reagent Requirements:
                                            
                                            
                                        
									    Keep between 10 - 30 °C
                                    
                                
    						
								
                                    
                                        
                                            
                                                Rinsing:
                                            
                                            
                                        
									    With tap water
                                    
                                
    						
								
                                    
                                        
                                            
                                                Validation:
                                            
                                            
                                        
									    Automatic; frequency freely programmable
                                    
                                
    						
								
                                    
                                        
                                            
                                                Авариен сигнал:
                                            
                                            
                                        
									    1 x malfunctioning, 4 x user-configurable, max. 24 VDC/0.5 A, potential free contacts
                                    
                                
    						
								
                                    
                                        
                                            
                                                Аналогови изходи:
                                            
                                            
                                        
									    Active 4 - 20 mA max. 500 Ohm load, standard 1, max. 8 (option)
                                    
                                
    						
								
                                    
                                        
                                            
                                                Бр. потоци проби:
                                            
                                            
                                        
									    1, 2, or 4
                                    
                                
    						
								
                                    
                                        
                                            
                                                Гаранция:
                                            
                                            
                                        
									    24 месеца
                                    
                                
    						
								
                                    
                                        
                                            
                                                Граница на откриваемост:
                                            
                                            
                                        
									    ≤ 100 mg/L VFA
≤ 250 mg/L TA
                                    
                                
    						
								
                                    
                                        
                                            
                                                Дренаж:
                                            
                                            
                                        
									    Atmospheric pressure, vented, min. Ø 32 mm
                                    
                                
    						
								
                                    
                                        
                                            
                                                Захранване:
                                            
                                            
                                        
									    100 - 240 VAC, 50/60 Hz
Max. power consumption: 120 VA
                                    
                                
    						
								
                                    
                                        
                                            
                                                Измерване, диапазон:
                                            
                                            
                                        
									    VFA: 100 mg/L - 5000 mg/L
TA: 250 mg/L - 25000 mg/L
                                    
                                
    						
								
                                    
                                        
                                            
                                                Измерване метод:
                                            
                                            
                                        
									    Acid-base titration
                                    
                                
    						
								
                                    
                                        
                                            
                                                Какво има в кутията:
                                            
                                            
                                        
									    EZ7254 VFA & Alkalinity Analyser Instruction Manual, 1 x Double Bit Door Key, 1 x Mounting Brackets, 1 x pH Electrode, Routine S7 Connection, 1 x empty 2.5L Reagent Container with Fittings (Anti-foam Solution) and 2 x empty 10L Reagent Containers with Fittings (H₂SO₄ & NaOH Solution)
                                    
                                
    						
								
                                    
                                        
                                            
                                                Калибриране:
                                            
                                            
                                        
									    Automatic; frequency freely programmable
                                    
                                
    						
								
                                    
                                        
                                            
                                                Клас на защита:
                                            
                                            
                                        
									    Analyser cabinet: IP44 / Panel PC: IP65
                                    
                                
    						
								
                                    
                                        
                                            
                                                Кювети за проба:
                                            
                                            
                                        
									    15 minutes
                                    
                                
    						
								
                                    
                                        
                                            
                                                Материал:
                                            
                                            
                                        
									    Hinged part: Thermoform ABS, door: PMMA
Wall section: Galvanised steel, powder coated
                                    
                                
    						
								
                                    
                                        
                                            
                                                Метод, име:
                                            
                                            
                                        
									    Titrimetric
                                    
                                
    						
								
                                    
                                        
                                            
                                                Околна температура:
                                            
                                            
                                        
									    10 - 30 °C ±4 °C deviation at 5 - 95% relative humidity (non-condensing)
                                    
                                
    						
								
                                    
                                        
                                            
                                                Параметър:
                                            
                                            
                                        
									    Volatile fatty acids (VFA), total alkalinity (TA)
                                    
                                
    						
								
                                    
                                        
                                            
                                                Проба, дебит:
                                            
                                            
                                        
									    100 - 300 mL/min
                                    
                                
    						
								
                                    
                                        
                                            
                                                Проба, качество:
                                            
                                            
                                        
									    Maximum particle size 500 µm, < 0.1 g/L
Most applications require the use of an EZ9130 sampling/filtration system.
                                    
                                
    						
								
                                    
                                        
                                            
                                                Проба: налягане:
                                            
                                            
                                        
									    By external overflow vessel
                                    
                                
    						
								
                                    
                                        
                                            
                                                Размери (В х Ш х Д):
                                            
                                            
                                        
									    690 мм x 465 мм x 330 мм
                                    
                                
    						
								
                                    
                                        
                                            
                                                Сертификати:
                                            
                                            
                                        
									    CE compliant / ETL certified
                                    
                                
    						
								
                                    
                                        
                                            
                                                Смущения:
                                            
                                            
                                        
									    Phosphates and similar dissociating ions and non-fatty acids which on acidification from undissociated acids may cause interference. Sulphide (S²-) may deteriorate some types of pH electrodes. Fats, oil, proteins, surfactants and tar.
                                    
                                
    						
								
                                    
                                        
                                            
                                                Тегло:
                                            
                                            
                                        
									    25 kg
                                    
                                
    						
								
                                    
                                        
                                            
                                                Температура на проба:
                                            
                                            
                                        
									    10 - 30 °C