Lovibond MultiDirect เครื่องวัดคุณภาพน้ำแบบ Dual Beam

SPECIFICATIONS

Optics	6 temperature compensating LED, internal reference channel, photodiode in protected sample chamber 6 interference filters in one unit, λ 1 = 430 nm IF Δλ (nm) = 5, λ 2 = 530 nm IF Δλ (nm) = 5, λ 3 = 560 nm IF Δλ (nm) = 5, λ 4 = 580 nm IF Δλ (nm) = 5, λ 5 = 610 nm IF Δλ (nm) = 6, λ 6 = 660 nm IF Δλ (nm) = 5 IF = interference filter
Operation	Acid and solvent resistant, touch-sensitive keypad with audible feedback
Display	Graphic-display
Interfaces	RS 232
Auto-Check	By pressing ON/OFF-key
Updates	Software and methods update by means of the internet
Internal Storage	approx. 1000 data sets with date, time and registration number
Power Supply	7 NiMH-battery pack (AA/Mignon)
Auto – OFF	Yes
Portability	Benchtop
Environmental Conditions	up to max. 90 % humidity (non condensing) approx. 5 - 40 °C
Compliance	CE
Dimensions	265 x 70 x 195 mm
Weight	1000 g (with rechargeable batteries)
Weight with Packaging	(with rechargeable batteries)

RANGE

Testparameter	Measuring Range	Method No.	Chemical Method
Alkalinity-m HR T	5 - 500 mg/l CaCO₃	M31	Acid / Indicator
Alkalinity-m T	5 - 200 mg/l CaCO₃	M30	Acid / Indicator
Alkalinity-p T	5 - 300 mg/l CaCO₃	M35	Acid / Indicator
Aluminium PP	0.01 - 0.25 mg/l Al	M50	Eriochrom Cyanine R
Aluminium T	0.01 - 0.3 mg/l Al	M40	Eriochrom Cyanine R
Ammonia HR TT	1.0 - 50 mg/l N	M66	Salicylate
Ammonia LR TT	0.02 - 2.5 mg/l N	M65	Salicylate
Ammonia PP	0.01 - 0.8 mg/l N	M62	Salicylate
Ammonia T	0.02 - 1 mg/l N	M60	Indophenole Blue
Boron T	0.1 - 2 mg/l B	M85	Azomethine
Bromine PP	0.05 - 4.5 mg/l Br₂	M81	DPD
Bromine T	0.05 - 13 mg/l Br₂	M80	DPD
Chloride T	0.5 - 25 mg/l Cl^-	M90	Silver Nitrate / Turbidity
Chlorine dioxide PP	0.04 - 3.8 mg/l ClO₂	M122	DPD
Chlorine dioxide T	0.02 - 11 mg/l ClO₂	M120	DPD / Glycine
Chlorine HR (KI) T (105)	5 - 200 mg/l Cl₂	M105	KI / Acid
Chlorine HR T	0.1 - 10 mg/l Cl₂	M103	DPD
Chlorine L	0.02 - 4.0 mg/l Cl₂	M101	DPD
Chlorine MR PP	0.02 - 3.5 mg/l Cl₂	M113	DPD
Chlorine PP	0.02 - 2 mg/l Cl₂	M110	DPD
Chlorine T	0.01 - 6.0 mg/l Cl₂	M100	DPD
Chlorite T	0.03 - 2.5 mg/l ClO₂ ^-	M117	DPD
Chromium PP	0.02 - 2 mg/l Cr	M125	Diphenylcarbazide
COD HR TT	200 - 15000 mg/l COD	M132	Dichromate / H₂SO₄
COD LMR TT	15 - 300 mg/l COD	M133	Dichromate / H₂SO₄
COD LR TT	3 - 150 mg/l COD	M130	Dichromate / H₂SO₄
COD MR TT	20 - 1500 mg/l COD	M131	Dichromate / H₂SO₄
Copper PP	0.05 - 5 mg/l Cu	M153	Bicinchoninate
Copper T	0.05 - 5 mg/l Cu	M150	Biquinoline
CyA HR T	20 - 200 mg/l CyA	M161	Melamine
Cyanide L	0.01 - 0.5 mg/l CN^-	M157	Pyridine-barbituric Acid
CyA T	10 - 160 mg/l CyA	M160	Melamine
DEHA PP	0.02 - 0.5 mg/l DEHA	M167	PPST
DEHA T (L)	0.02 - 0.5 mg/l DEHA	M165	PPST
Fluoride L	0.05 - 2 mg/l F^-	M170	SPADNS
H₂O₂ HR L	40 - 500 mg/l H₂O₂	M214	Titanium Tetrachloride / Acid
H₂O₂ LR L	1 - 50 mg/l H₂O₂	M213	Titanium Tetrachloride / Acid
H₂O₂ T	0.03 - 3 mg/l H₂O₂	M210	DPD / Catalyst
Hardness Calcium (A) T	50 - 900 mg/l CaCO₃	M190	Murexide
Hardness Calcium (B) T	20 - 500 mg/l CaCO₃	M191	Murexide
Hardness total HR T	20 - 500 mg/l CaCO₃	M201	Metallphthaleine
Hardness total T	2 - 50 mg/l CaCO₃	M200	Metallphthaleine
Hazen 24	10 - 500 mg/l Pt	M204	(APHA) Platinum Cobalt Standard Method
Hydrazine C	0.01 - 0.7 mg/l N₂H₄	M207	PDMAB
Hydrazine L	0.005 - 0.6 mg/l N₂H₄	M206	Dimethylaminobenzaldehyde
Hydrazine P	0.05 - 0.5 mg/l N₂H₄	M205	Dimethylaminobenzaldehyde
Hypochlorite T	0.2 - 16 % NaOCl	M212	Potassium Iodide
Iron (TPTZ) PP	0.02 - 1.8 mg/l Fe	M223	TPTZ
Iron in Mo PP (224)	0.01 - 1.8 mg/l Fe	M224	TPTZ
Iron PP	0.02 - 3 mg/l Fe	M222	1,10-Phenanthroline
Iron T	0.02 - 1 mg/l Fe	M220	Ferrozine / Thioglycolate
K_S4.3 T	0.1 - 4 mmol/l K_S4.3	M20	Acid / Indicator
lodine T	0.05 - 3.6 mg/l I	M215	DPD
Manganese HR PP	0.1 - 18 mg/l Mn	M243	Periodate Oxidation
Manganese LR PP	0.01 - 0.7 mg/l Mn	M242	PAN
Manganese T	0.2 - 4 mg/l Mn	M240	Formaldoxime
Molybdate HR PP	0.5 - 66 mg/l MoO₄	M252	Mercaptoacetic Acid
Molybdate LR PP	0.05 - 5 mg/l MoO₄	M251	Ternary Complex
Molybdate T	1 - 50 mg/l MoO₄	M250	Thioglycolate
Nickel L	0.2 - 7 mg/l Ni	M256	Dimethylglyoxime
Nitrate TT	1 - 30 mg/l N	M265	Chromotropic Acid
Nitrite PP	0.01 - 0.3 mg/l N	M272	Diazotation
Nitrite T	0.01 - 0.5 mg/l N	M270	N-(1-Naphthyl)-ethylendiamine
Oxygen active T	0.1 - 10 mg/l O₂	M290	DPD
Oxygen dissolved C	10 - 800 µg/l O₂	M292	Rhodazine D TM
Ozone T	0.02 - 2 mg/l O₃	M300	DPD / Glycine
PHMB T	2 - 60 mg/l PHMB	M70	Buffer / Indicator
Phosphate h. TT	0.02 - 1.6 mg/l P	M325	Phosphomolybdenum Blue
Phosphate HR C	1.6 - 13 mg/l P	M327	Vanadomolybdate
Phosphate HR T	0.33 - 26 mg/l P	M321	Vanadomolybdate
Phosphate LR C	0.02 - 1.6 mg/l P	M328	Stannous Chloride
Phosphate LR T	0.02 - 1.3 mg/l P	M320	Phosphomolybdenum Blue
Phosphate PP	0.02 - 0.8 mg/l P	M323	Phosphomolybdenum Blue
Phosphate t. TT	0.02 - 1.1 mg/l P	M326	Phosphomolybdenum Blue
Phosphate TT	0.06 - 5 mg/l P	M324	Phosphomolybdenum Blue
Phosphonate PP	0.2 - 125 mg/l PO₄	M316	Persulfate UV Oxidation Method
pH-value HR T	8.0 - 9.6	M332	Thymol Blue
pH value L	6.5 - 8.4	M331	Phenol Red
pH-value LR T	5.2 - 6.8	M329	Bromocresolpurple
pH-value T	6.5 - 8.4	M330	Phenol Red
Potassium T	0.7 - 16 mg/l K	M340	Tetraphenylborat Turbidity
Silcate T	0.05 - 4 mg/l SiO₂	M350	Silicomolybdenum Blue
Silicate HR PP	1 - 90 mg/l SiO₂	M352	Silicomolybdate
Silicate LR PP	0.05 - 1.6 mg/l SiO₂	M351	Heteropolyblue
Sulphate HR PP	50 - 1000	M361	Bariumsulphate Turbidity
Sulphate PP	5 - 100 mg/l SO₄ ^2-	M360	Bariumsulphate Turbidity
Sulphate T	5 - 100 mg/l SO₄ ^2-	M355	Bariumsulphate Turbidity
Sulphide T	0.04 - 0.5 mg/l S^2-	M365	DPD / Catalyst
Sulphite T	0.1 - 5 mg/l SO₃	M370	DTNB
Surfactants M. (anion.) TT	0.05 - 2 mg/l SDSA	M376	Methylene Blue
Surfactants M. (cation.) TT	0.05 - 1.5 mg/l CTAB	M378	Disulphine Blue
Surfactants M. (not ionic) TT	0.1 - 7.5 mg/l Triton X-100	M377	TBPE
Suspended solids 24	10 - 750 mg/l TSS	M384	Turbidity / Attenuated Radiation Method
TN HR TT	5 - 150 mg/l N	M281	Persulphate Digestion
TN LR TT	0.5 - 25 mg/l N	M280	Persulphate Digestion
TOC HR M. TT	50 - 800 mg/l TOC	M381	H₂SO₄ / Persulphate / Indicator
Turbidity 24	10 - 1000 FAU	M386	Attenuated Radiation Method
Urea T	0.1 - 2.5 mg/l Urea	M390	Indophenol / Urease
Zinc T	0.02 - 1 mg/l Zn	M400	Zincon