Measuring equipment for the laboratory and on site - Windaus

wenk.labtec.com

Measuring equipment for the laboratory and on site - Windaus

SCHOTT-GERÄTE

MEASURING EQUIPMENT

pH

mV

°C

µS/cm

ong>Measuringong> ong>equipmentong> ong>forong>

ong>theong> ong>laboratoryong> ong>andong> on site

Analytics with a maximum of comong>forong>t

ong>andong> measuring reliability

pH

mV

°C

µS/cm

pH

mV

°C

µS/cm


All from one partner.

ong>Measuringong> ong>equipmentong>, sensor ong>andong> accessories.

A strong team

The new CG series provides reliable

results ong>andong> facilitates daily routine

work. And best of all: everything

is available from one partner.

ong>Measuringong> ong>equipmentong>, sensor ong>andong>

accessories. Schott in ong>theong> ong>laboratoryong>

is ong>theong> perfect team ong>forong> measurement

work in ong>theong> ong>laboratoryong>.

It fits. Immediately.

5


CG 842, CG 843 ong>andong> CG 843P

Laboratory pH meters provide extremely reliable measurements.

The new high perong>forong>mance pH

GLP

Calibration

Energy supply

Measurement test memory

printer, analogue recorder

sensors or a separate tem-

bration solutions. With this

meters by Schott were devel-

Calibration protocol, calibration

Three calibration processes are

The pH meters can eiong>theong>r be

The pH meters CG 843 ong>andong>

or PC. Using a bi-directional

perature sensor can be

set, you can get to work imme-

oped specifically ong>forong> practical

monitoring ong>andong> evaluation of

available ong>forong> selection:

used mobile ong>andong> independently

CG 843P have an internal

RS 232 interface ong>theong>se

used. They are connected

diately.

use in ong>theong> ong>laboratoryong>. They are

ong>theong> measurement conditions

– The fully automatic two point

of ong>theong> mains power supply by

memory in which up to 200

pH meters can also be con-

using a plug in compliance

very easy to use, reliable ong>andong>

are included in ong>theong> CG 843 ong>andong>

or three point calibration

using batteries (approx. 3000 h

data records can be stored.

trolled by a PC.

with DIN 19 262 ong>andong>

precise in all application areas.

CG 843P as GLP-supporting

(except CG 842) with buffers

continuous operation) or be

One record contains ong>theong> mea-

4 mm banana plugs.

Routine work is facilitated

functions. The printer integrat-

in compliance with DIN 19 266

connected to ong>theong> mains power

surement, temperature, date,

Integrated printer

thanks to automated proce-

ed in ong>theong> casing of ong>theong>

already programmed into ong>theong>

supply using ong>theong> optional pow-

time, memory place number

The CG 843P can print current

Individually or as a set

dures.

CG 853P serves to document

device. The buffer solutions

er pack. If used with batteries,

ong>andong> a free selectable identifica-

measurements, measurement

This ong>equipmentong> is not only

measurements on site.

are recognised by ong>theong> equip-

ong>theong> display will indicate in plen-

tion number. Measurements

memory as well as ong>theong> calibra-

available individually but

Display

ment automatically.

ty of time when ong>theong> batteries

can be saved manually by

tion protocol using ong>theong> inte-

also as an inexpensive

The relevant data are easy to

Measurements

– Fully automatic two point or

are due to be changed. To

pressing on a key or automati-

grated ong>theong>rmal printer. The spe-

set. The set also

read on ong>theong> large multi-func-

The pH meters can be used to

three point calibration (except

print, ong>theong> CG 843P requires ong>theong>

cally at adjustable intervals ong>andong>

cial paper guarantees readabili-

includes : a match-

tion display. A sensor symbol

measure pH values, redox

CG 842) with technical buffers

included universal mains power

ong>theong>n displayed later ong>forong> furong>theong>r

ty ong>forong> up to 10 years.

ing stong>andong>, a suit-

signals ong>theong> status of ong>theong> pH

potentials ong>andong> temperatures.

already programmed into ong>theong>

pack.

processing.

able pH sensor

measurements after calibration

Whilst ong>theong> pH ong>andong> mV is being

device. The buffer solutions

Sensors

with integrated

ong>andong> can also remind ong>theong> user

measured, ong>theong> temperature of

are recognised by ong>theong> equip-

Data interface

Both individual electrodes (glass

temperature

of necessary calibrations to be

ong>theong> measurement medium is

ment automatically.

The pH meters CG 843 ong>andong>

ong>andong> reference electrode) as well

sensor ong>andong> cali-

perong>forong>med.

displayed if a temperature sen-

– Conventional two point cali-

CG 843P have a data interface

as pH combination electrodes

sor has been connected.

bration with two freely selec-

which recognises a connected

can be connected. To measure

Operation

table buffers or one point cali-

temperature at ong>theong> same time,

The keys with defined pressure

Reliability

bration as fast method.

pH combination electrodes

point ong>forong> certain, precise opera-

The additional special function

with integrated temperature

tion have been arranged clearly.

AutoRead serves to monitor ong>theong>

The data of ong>theong> last calibration

The touch pad is insensitive

drift of ong>theong> measurements. The

can be recalled from ong>theong> mem-

to dirt ong>andong> easy to clean. Brief

measured value is not released

ory. Using an adjustable calibra-

operating instructions have

until ong>theong> stability criteria has

tion timer (integrated in pH

been included on ong>theong> equip-

been fulfilled. This makes it

meters CG 843 ong>andong> CG 843P),

ment.

possible to reproduce measure-

ong>theong> user is reminded of immi-

ments.

nent calibrations which need to

Precision

be perong>forong>med.

The user can select ong>theong> resolu-

Temperature compensation

tion of ong>theong> display by himself.

Measurements can be made

Calibration protocol

He can choose between ong>theong>

with ong>andong> without ong>theong> tempera-

The calibration protocol con-

usual resolution of 0.01 pH ong>andong>

ture sensor. The temperature

tains data of ong>theong> last calibra-

1 mV or ong>theong> higher resolution

compensation of ong>theong> pH mea-

tion. In case of ong>theong> CG 843

of 0.001 pH ong>andong> 0.1 mV.

surement can be automatic or

ong>andong> CG 843P it is available ong>forong>

The precision of ong>theong> ong>equipmentong>

manual. The type of connected

recall in ong>theong> data memory.

is 0.005 pH ong>andong> 0.4 mV.

temperature sensor (Pt 1000 or

In case of ong>theong> CG 843P, ong>theong>

NTC 30) is recognised auto-

protocol can be printed out

matically.

after a valid calibration.

6 7


CG 853 ong>andong> CG 853P

Precision ong>andong> GLP with Schott ong>laboratoryong> conductivity meters

The new high perong>forong>mance

been arranged clearly.

Measurements

– total dissolved solids (TDS)

–salinity between 0.0 to 70.0

can be selected to between

ong>theong> mains power supply using

Sensors

conductivity meters by Schott

The touch pad is insensitive to

The pH meters can be used to

between 0 to 1999 mg/l

– temperatures between

20°C ong>andong> 25°C. The type

ong>theong> optional power pack. If

Both cells of type LF 513T (two

have been developed specifical-

dirt ong>andong> easy to clean. Brief

measure electrical conductivity,

-5°C to + 100°C

of connected temperature sen-

used with batteries, ong>theong> display

pole technology) ong>andong> alterna-

ly ong>forong> practical use in ong>theong> labo-

operating instructions have

total dissolved solids (TDS),

sor (Pt 1000 or NTC 30) is

will indicate in plenty of time

tively cells of type LF 613T

ratory. They are very easy to

been included on ong>theong> equip-

salinity ong>andong> temperature.

Temperature compensation

recognised automatically.

when ong>theong> batteries are due to

(four pole technology) can be

use, reliable ong>andong> precise in all

ment.

– electrical conductivity

The automatic temperature

be changed. To print, ong>theong>

used. Both types are equipped

application areas. Routine work

between 0,0 µS/cm to

compensation works in a

Cell constants

CG 853P requires ong>theong> included

with an integrated temperature

is facilitated thanks to automat-

GLP

500 mS/cm

number of different modes:

The cell constants can be set

universal mains power pack.

sensor (NTC 30) ong>forong> automatic

ed procedures.

Calibration protocol, calibration

with adjustable linear

between 0.250 ong>andong> 2.500.

temperature compensation.

monitoring ong>andong> evaluation of

temperature coefficient,

In addition, ong>theong>re are ong>theong> two

Measurement memory

They are also equipped with

Display

ong>theong> measurement conditions

with fixed non-linear

fixed constants 0.1 ong>andong> 0.01.

Both conductivity meters have

a 1.5 m long cable with

The relevant data are easy to

are included as GLP-supporting

temperature coefficient (ong>forong>

The cell constant can also

an internal memory in which

an 8 pole plug ong>forong> direct con-

read on ong>theong> large multi-func-

functions. The printer integrat-

natural waters in compliance

be calibrated between 0.450

up to 200 data records can be

nection to ong>theong> conductivity

tion display. A sensor symbol

ed in ong>theong> casing of ong>theong>

with EN 27888, pure water

ong>andong> 0.500 ong>andong> between

saved. One record contains ong>theong>

meter. Using ong>theong> appropriate

signals ong>theong> status of ong>theong>

CG 853P serves to document

function ong>forong> neutral waters)

0.900 ong>andong> 1.100.

measurement, temperature,

adapter cable, oong>theong>r measure-

measurement cell after calibra-

measurements on site.

or with compensation

date, time, memory place num-

ment cells in two or four pole

tion ong>andong> can also remind ong>theong>

switched off. The refer-

Calibration protocol

ber ong>andong> a free selectable identi-

technology can be used with

user of a necessary calibration

ence temperature

The calibration protocol con-

fication number. Measurements

or without temperature sensors.

to be perong>forong>med.

tains ong>theong> data of ong>theong> last

can be saved manually by

calibration. It can be recalled

pressing on a key or automati-

Individually or as a set

Operation

from memory at any time.

cally at adjustable intervals

This ong>equipmentong> is not only

The keys with defined

In ong>theong> case of ong>theong> CG 853P, ong>theong>

ong>andong> ong>theong>n displayed later ong>forong> fur-

available individually but

pressure point ong>forong>

protocol can be printed

ong>theong>r processing.

also as an inexpensive set. The

certain, precise

out after a valid calibration.

set also includes: a matching

operation

Data interface

stong>andong>, a suitable four pole mea-

have

Calibration timer

The conductometers have a

surement cell with integrated

Using an adjustable calibration

data interface which recognises

temperature sensor (LF 613T)

timer ong>theong> user is reminded of

a connected printer, analogue

ong>andong> calibration solutions.

imminent calibrations.

recorder or PC. Using a

With this set, you can get to

bi-directional RS 232 interface

work immediately.

Energy supply

ong>theong>se pH meters can also be

The conductivity meters can

controlled by a PC.

eiong>theong>r be used mobile ong>andong> independently

of ong>theong> mains power

Integrated printer

supply by using batteries

The CG 853P can print current

(approx. 2500 h continuous

measurements, measurement

operation) or be connected to

memory as well as ong>theong> calibration

protocol using ong>theong> integrated

ong>theong>rmal printer. The special

paper guarantees readability

ong>forong> up to 10 years.

8 9


Technical data ong>forong> ong>theong> ong>laboratoryong> pH meters

Technical data ong>forong> ong>theong> ong>laboratoryong> conductometers

ong>Measuringong> ranges CG 842 CG 843/CG 843P

pH range max. -2.000...+16.000 -2.000...+16.000

resolution max. 0.001 0.001

accuracy at resolution

0.01/0.001 pH ±0.01/±0.005 ±0.01/±0.005

mV range max. -1999...+1999 -1999...+1999

resolution max. 0.1 mV 0.1 mV

accuracy at resolution

1/0.1 mV ±1/±0.4 ±1/±0.4

temperature range (°C or °F) -5.0...+100.0°C -5.0...+100.0°C

resolution 0.1 K 0.1 K

accuracy (with NTC 30) ± 0.1 K ± 0.1 K

manual adjustment -20...+130°C -20...+130°C

Drift control deactivatable yes yes

Slope matching 88...105% 88...105%

Zero point matching ±30 mV ±30 mV

Sensor condition by symbol on display yes yes

Input resistance > 10 12 Ω > 10 12 Ω

Offset current < 10 -12 A < 10 -12 A

Calibration

buffer sets DIN (1.68/4.01/6.87/9.18) 2-point 2-/3-point

Technical (2.00/4.00/7.00/10.00) 2-point 2-/3-point

any buffers 1-/2-point 1-/2-point

calibration interval control - 1...999 days

calibration protocol print - only CG 843P

calibration data storage - yes

Real time clock integrated with time/date - yes

Data storage

storage by depression of key - 200 data records

time controlled storage in

7 intervals (5 sec...60 min) - 200 data records

Connections

electrode (socket to DIN 19 262 or BNC) yes yes

temperature sensor

(NTC 30, PT 1000, 2 x 4 mm sockets) yes yes

Output

ong>forong> connection cable to recorder (type no. Z 394) - 4 pole socket

ong>forong> connection cable to printer, serial (type no. Z 391) - 4 pole socket

ong>forong> interface connection cable to PC, bidirectional (type no. Z 395) - 4 pole socket

Printer

integrated ong>theong>rmal printer (paper width 58 mm) - only CG 843P

Ambient temperature storage temperature -25...+65°C -25...+65°C

operating temperature 0...+55°C 0...+55°C

Power supply

nonsystem-connected 4 x1,5V batteries type IEC-LR 6 yes yes (except printing)

battery life time (data remain when changing batteries) 3000 h with continous use 3000 h with continous use

mains adapter optional optional/yes

automatic switch off at battery operation 60 min 60 min

Housing 285x240x85 mm

ABS, key pad,

short instructions at instrument

weight 1.0kg 1.0/1.3 kg

Instrument safety protection class 3, EN 61010-1 3, EN 61010-1

protection type

IEC 529, IP 43 without integrated printer

Approvals/Marks of conong>forong>mity CE, UL/CUL, TÜV GS CE, UL/CUL, TÜV GS

Display

multifunctional display 75 mm x 60 mm 75 mm x 60 mm

ong>Measuringong> ranges

CG 853/CG 853P

conductivity 5 measuring ranges / AutoRange 0.0 µS/cm...500 mS/cm

at k=0.1 ong>andong> k=0.01

0.00 µS/cm...19.99 µS/cm

at k=0.01

0.000 µS/cm...1.999 µS/cm

salinity to IOT table 0.0...70.0

TDS factor adjustable 0.40...1.00 0...1999 mg/l

temperature automatic, 3 modes selectable (°C or °F) -5.0...+100.0°C

resolution

0.1 K

manual

-20...+100°C

Cell constant adjust 0.01 ; 0.1 ; 0.250...2.500

calibrate 0.450...0.500 ; 0.900...1.100

calibration interval control

1...999 days

Accuracy conductivity ± 0.5% of measuring value

salinity ± 0.2

TDS ± 1

temperature (NTC 30)

± 0.1 K

Reference temperature selectable between 20°C ong>andong> 25°C 20°C or 25°C

Temperature compensation mode

nonlinear compensation ong>forong> natural

water (EN 27888)

linear compensation

no compensation

Real time clock integrated with time/date yes

yes

0.1...2.99%/K

yes

Data storage

storage by depression of key

200 data records

time controlled storage in 7 intervals (5 sec...60 min) 200 data records

Connections

ong>forong> 2 ong>andong> 4 pole cells with/without

temperature sensor

8 poles socket

Output

ong>forong> connection cable to recorder (type no. Z 394) 4 poles socket

ong>forong> connection cable to printer, serial (type no. Z 391) 4 poles socket

ong>forong> interface connection cable to PC,

bidirectional (type no. Z 395) 4 poles socket

Printer

integrated ong>theong>rmal printer (paper width 58 mm) only CG 853P

Ambient temperature storage temperature -25...+65°C

operating temperature

0...+55°C

Power supply

nonsystem-connected 4x1,5V batteries type IEC-LR 6 yes (except printing)

battery life time (data remain when changing batteries) 2500 h with continous use

mains adapter

optional/yes

automatic switch off at battery operation

60 min

Housing 285x240x85mm

ABS, key pad,

weight

short instructions at instrument

1.0/1.3 kg

Instrument safety protection class 3, EN 61010-1

protection type

IEC 529, IP 43 (without integrated printer)

Approvals/Marks of conong>forong>mity

Display

multifunctional display

CE, UL/CUL, TÜV GS

75 mm x 60 mm

10

11


Overview of ordering program Type No. Ordering No.

pH meters

pH-Meter CG 842 CG 842 28 520 2609

pH-Meter CG 842 Set, complete, ready to start with pH combination electrode BlueLine 14pH

with integrated temperature sensor, stong>andong> set Z 853 ong>andong> calibration solutions CG 842/14pH 28 520 2641

pH-Meter CG 843 CG 843 28 520 2617

pH-Meter CG 843 Set, complete, ready to start with pH combination electrode BlueLine 14pH

with integrated temperature sensor, stong>andong> set Z 853 ong>andong> calibration solutions CG 843/14pH 28 520 2658

pH-Meter CG 843P, with integrated printer, with universal mains power supply Z 850 CG 843P 28 520 2633

pH-Meter CG 843P Set, complete, ready to start with pH combination electrode BlueLine 14pH with integrated

temperature sensor, stong>andong> set Z 853, calibration solutions ong>andong> universal mains power supply Z 850 CG 843P/14pH 28 520 2666

Conductivity meters

Conductivity meter CG 853 CG 853 28 520 0702

Conductivity meter CG 853 Set, complete, ready to start with 4-pole-conductivity cell LF 613T with

integrated temperature sensor, stong>andong> set Z 853 ong>andong> calibration solutions CG 853/613T 28 520 0727

Conductivity meter CG 853P, with integrated printer, with universal mains power supply Z 850 CG 853P 28 520 0719

Conductivity meter CG 853P Set, complete, ready to start with 4-pole-conductivity cell LF 613T with integrated

temperature sensor, stong>andong> set Z 853, calibration solutions ong>andong> universal mains power supply Z 850 CG 853P/613T 28 520 0735

Accessories ong>forong> pH meters

pH combination electrode, with integrated temperature sensor, 1 m fixed cable ong>andong> DIN plug BlueLine 14pH 28 512 9147

Redox combination electrode with plug head BlueLine 31Rx 28 512 9311

Plug cable combination e.g. ong>forong> BlueLine 31Rx, 1 m cable, DIN plug LB 1 A 28 512 2653

Electrolyte solution KCl 3 mol/l, 1000 ml DURAN ® bottle L 300 28 513 8554

DIN buffer solution pH 4.01 / 6.87, 2 x 30 ampoules, with manufacturer certificate L 4790 28 513 8402

Redox test solution 180, 430, 600 mV Pt/calomel; 220, 470, 640 mV Pt/Ag/AgCl, 3 x 20 ampoules L 4648 28 513 8784

Accessories ong>forong> conductivity meters

2-pole conductivity cell, with integrated temperature sensor, plastic shaft, 1.5 m fixed cable LF 513 T 28 510 6037

4-pole conductivity cell, with integrated temperature sensor, plastic shaft, 1.5 m fixed cable LF 613 T 28 510 6131

Conductivity test solutions KCl 0.01 / 0.1 / 1 mol/l

(1.41 mS/cm / 12.9 mS/cm / 112 mS/cm), 3 x 6 ampoules LF 995 28 512 6293

Furong>theong>r accessories

Universal mains power supply unit, 100...240V Z 850 28 520 4889

Power supply unit, 230V Z 851 28 520 4897

Power supply unit with US plug, 120V Z 852 28 520 4901

Stong>andong> set, including electrode double clamp Z 853 28 520 4926

Printer paper, document quality, 3 rolls Z 854 28 520 4934

Connection cable ong>forong> printer Z 391 28 520 4918

Connection cable ong>forong> recorder Z 394 28 520 4942

Interface connection cable ong>forong> PC Z 395 28 520 4959

More instruments, sensors ong>andong> accessories please refer to our oong>theong>r catalogues.

12


The new range of ong>laboratoryong> ong>equipmentong>.

Precise measurements ong>forong> pH values, redox potentials

ong>andong> conductivity.

The CG range

has been developed specially ong>forong>

use in ong>theong> ong>laboratoryong> using experience

gained over 60 years.

Special care taken in combining

function ong>andong> completely

new designs was worth it.

As you can see.

Subject to technical changes. DURAN ® is a registered trademark of ong>theong> Schott Group

15


SCHOTT-GERÄTE GmbH

P.O. Box 2443

55014 Mainz

Hattenbergstrasse 10

55122 Mainz

Germany

Phone: +49 61 31 / 66 - 51 11

Fax: +49 61 31 / 66 - 50 01

E-mail: electrodes@schott-instruments.com

www.schott-instruments.com

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