FiveEasy Plus™ Series

Specifications	FiveEasy Plus™ pH FP20	FiveEasy Plus™ Conductivity FP30
Measuring Range	−2.000 ... 16.000 pH −2,000 ... 2,200 mV −5.0 ... 105.0 °C (23.0 ... 221.0 °F)	0.00 µS/cm ... 500.0 mS/cm (conductivity) 0.00 mg/L ... 300.0 g/L (TDS) 0.00 ... 42.00 psu (salinity) −5.0 ... 105.0 °C (23.0 ... 221.0 °F)
Resolution	0.01 pH 1 mV 0.1 °C	Automatic range 0.01 psu (salinity) 0.1 °C
Accuracy (instrument)	±0.01 pH ±1 mV ±0.3 °C	±0.5% of the measured value ±0.3 °C
Temperature Compensation	Automatic or manual
Automatic and Manual Endpoint Recording	Yes	Yes
Endpoint Signal	Acoustic/visual	Acoustic/visual
Calibration	Max. 5 points, linear or segmented 4 predefined buffer groups	1 point 3 predefined standards, manual cell constant input
Data Storage	200 measurements, current calibration	200 measurements, current calibration
Connectors	Sensor Input: BNC, Cinch (NTC 30 k)	Sensor Input: Mini-DIN (NTC 30 k)
RS232 Interface	Yes	Yes
USB Interface	Yes	Yes
Reference Input	Yes	-
General Power Supply	100...240 V, 50...60 Hz, 12 VDC
Display	4.3" segmented LCD
Housing	ABS
Size/Weight	227 × 147 × 70 mm / 0.63 kg

	pH	mV	Cond	Ions	Temperature
SD20	✓				✓
SD30	✓	✓			✓
SD50	✓	✓	✓	✓	✓
SD23	✓		✓		✓
Range	–2.000…20.000	–2,000.0…2,000.0 mV	Conductivity: 0.000 µS/cm…2.000 mS/cm TDS: 0.00 mg/L…1,000 g/L Salinity: 0.00…80.00 psu Resistivity: 0.00…100.0 MΩ*cm	mmol/L, mol/L, mg/L, ppm: 0…999,999 %: 0…100.000 pX: –2.000…20.000	–30.0…130.0 °C
Resolution	0.1 / 0.01 / 0.001	1 / 0.1	Auto-range, max. 0.001	mmol/L, mg/L, ppm: 0.001 mol/L, %: 0.0001 pX: 0.1 / 0.01	0.1 °C
Accuracy	±0.002	±0.1 (–500.0…500.0 mV) ±0.2 (–2,000.0…2,000.0 mV)	0.5% of measured value	mmol/L, mol/L, mg/L, ppm, %: ±0.5% of measured value, pX: ±0.002	±0.1 (0–100 °C)
Calibration methods	Linear, Segmented	–	Linear, Manual cell constant	Linear, Segmented	–
Calibration points	1 to 5	–	1 or 2	1 to 5	–

Instrument	Kit	Scope of Delivery	Material No.
pH Meter SevenDirect SD20	Basic Instrument	Instrument, power supply, protective cover, Get-Started-Guide, electrode holder EasyPlace™	30671550
Kit	SD20, plus pH electrode InLab Expert Pro-ISM and 3×3 calibration buffer sachets (pH 4.01, 7.00 and 9.21 or 10.01)	30671554
Stirrer Kit	SD20 Kit plus EasyMix magnetic stirrer	30671555
HA Kit	SD20 Kit, with InLab Routine Pro-ISM instead of InLab Expert Pro-ISM	30671556
Organic Kit	SD20 Kit, with InLab Science Pro-ISM instead of InLab Expert Pro-ISM	30671557
Pure H₂O Kit	SD20 Kit, with InLab Pure Pro-ISM instead of InLab Expert Pro-ISM	30671558
Solids Kit	SD20 Kit, with InLab Solids Pro-ISM instead of InLab Expert Pro-ISM	30671559
Viscous Kit	SD20 Kit, with InLab Viscous Pro-ISM instead of InLab Expert Pro-ISM	30671560
Low Vol Kit	SD20 Kit, with InLab Micro Pro-ISM instead of InLab Expert Pro-ISM	30671561
pH/Ion meter SevenDirect SD50	Basic Instrument	Instrument, power supply, protective cover, Get-Started-Guide, electrode holder EasyPlace™	30671552
Kit	SD50, plus pH electrode InLab Expert Pro-ISM and 3×3 calibration buffer sachets (pH 4.01, 7.00 and 9.21 or 10.01)	30671544
F-ion Kit	SD50, plus PerfectION™ F sensor	30671545
HA Kit	SD50 Kit, with InLab Routine Pro-ISM instead of InLab Expert Pro-ISM	30671546
Organic Kit	SD50 Kit, with InLab Science Pro-ISM instead of InLab Expert Pro-ISM	30671547
Pure H₂O Kit	SD50 Kit, with InLab Pure Pro-ISM instead of InLab Expert Pro-ISM	30671548
Low Vol Kit	SD50 Kit, with InLab Micro Pro-ISM instead of InLab Expert Pro-ISM	30671549
Cond meter SevenDirect SD30	Basic Instrument	Instrument, power supply, protective cover, Get-Started-Guide, electrode holder EasyPlace™	30671551
Kit	SD30, plus conductivity sensor InLab 731-ISM and 2×2 conductivity standard sachets (1413 µS/cm and 12.88 mS/cm)	30671562
Pure H₂O Kit	SD30 Kit, with InLab 741-ISM instead of InLab 731-ISM and 2 conductivity standard sachets (84 µS/cm)	30671563
pH/Cond meter SevenDirect SD23	Basic Instrument	Instrument, power supply, protective cover, Get-Started-Guide, electrode holder EasyPlace™ with holder for up to three sensors	30671553
Kit	SD23, plus pH electrode InLab Expert Pro-ISM, conductivity sensor InLab 731-ISM, 3×3 pH buffer (pH 4.01, 7.00 and 9.21 or 10.01) sachets and 2×2 conductivity standards (1413 µS/cm and 12.88 mS/cm)	30671567
Pure H₂O Kit	SD23, plus pH electrode InLab Pure Pro-ISM, conductivity sensor InLab 741-ISM, 3×3 pH buffer (pH 4.01, 7.00 and 9.21 or 10.01) sachets and 2 conductivity standards (84 µS/cm)	30671568

Parameter	Measuring range	Resolution	Accuracy
pH	−2.000 ... 20.000	0.001 / 0.01 / 0.1	± 0.002
mV	−2000.0 ... 2000.0	0.1 / 1	± 0.1
ISFET pH	0.000 ... 14.000	0.001 / 0.01 / 0.1	± 0.05
Temperature	−30.0 ... 130.0 °C	0.1 °C	± 0.1 °C

Order info	Description and sensors	Order no.
S400-Basic (instrument)	Includes instrument, pH/mV expansion unit, 2 blank expansion units, uPlace™ electrode holder, semi-transparent cover, operating instructions, installation and quick guide, EasyDirect™ pH PC software, declaration of conformity and test certificate.	30046240
S400-Kit (kit)	As S400-Basic, but also with InLab Expert Pro-ISM, guide to pH measurements and 2 buffer sachets for pH 4.01, 7.00, 9.21 and 10.00.	30046241
S400-Bio (kit)	As S400-Kit but with InLab Routine Pro-ISM cable kit instead of InLab® Expert Pro-ISM.	30046242
S400-Micro (kit)	As S400-Kit but with InLab Ultra-Micro instead of InLab® Expert Pro-ISM.	30092982
S400-uMix (kit)	As S400-Kit, also including magnetic stirrer uMix	30092983
S975-uMix (kit)	Includes instrument, pH/ION, DO/BOD and conductivity expansion units, uPlace™ electrode holder, semi-transparent cover, operating instructions, installation and quick guide, EasyDirect™ pH PC software, declaration of conformity and test certificate. Also includes the uMix™ magnetic stirrer. Kit includes the following sensors: InLab Expert Pro-ISM, InLab 731-ISM and InLab® OptiOx.	30092989

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Calibration	Max. 5 points, 8 pre-defined and 20 user-defined buffer groups
Methods	17 pre-defined and 60 user-defined methods
System	Date/time, PIN-protection, user management, 10 languages
Data storage / Data export	At least 20000 data points, 250 analyses / USB-Stick, EasyDirect™ PC software

FiveEasy Plus™ Series

The FiveEasy Plus™ Series

SevenDirect™ Meters

Straight to the point

SevenExcellence™ pH/mV

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