User manual, Specifications, General information – Hach-Lange SENSION+ EC71 User Manual

Page 3: Safety information, Use of hazard information, English

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Specifications

Specifications are subject to change without notice.

Specification

Details

Dimensions

35 x 20 x 11 cm (13.78 x 7.87 x 4.33 in.)

Weight

1100 g (2.43 lb)

Meter enclosure

IP42

Power requirements
(external)

100–240 V, 0.4 A, 47-63 Hz

Meter protection class

Class II

Storage temperature

–15 to +65 °C (5 to +149 °F)

Operating temperature

0 to 40 °C (41 to 104 °F)

Operating humidity

< 80% (non-condensing)

Measuring error (± 1 digit)

Conductivity: ≤ 0.1%, Salinity/TDS: ≤ 0.5%,
temperature: ≤ 0.2 °C (0.36 °F)

Reproducibility (± 1 digit)

Conductivity: ± 0.1%, Salinity/TDS: ± 0.1 %,
temperature: ± 0.1 °C (0.18 °F)

Data storage

330 results and last 9 calibrations

Connections

Conductivity probe with built-in Pt1000 sensor:
telephonic connector; magnetic stirrer: RCA
connector
RS232C for printer or PC: telephonic connector;
external PC keyboard: mini DIN connector

Temperature correction

Manual, Pt 1000 temperature probe (A.T.C.), NTC
10 kΩ probe

Measurement display lock

Continuous measurement, by stability and by time

Display

Liquid crystal, backlit, 128 x 64 dots

Keyboard

PET with protective treatment

Certification

CE

General information

Revised editions are found on the manufacturer’s website.

Safety information

N O T I C E

The manufacturer is not responsible for any damages due to misapplication or
misuse of this product including, without limitation, direct, incidental and
consequential damages, and disclaims such damages to the full extent permitted
under applicable law. The user is solely responsible to identify critical application
risks and install appropriate mechanisms to protect processes during a possible
equipment malfunction.

Please read this entire manual before unpacking, setting up or operating
this equipment. Pay attention to all danger and caution statements.
Failure to do so could result in serious injury to the operator or damage
to the equipment.
Make sure that the protection provided by this equipment is not impaired.
Do not use or install this equipment in any manner other than that
specified in this manual.

Use of hazard information

D A N G E R

Indicates a potentially or imminently hazardous situation which, if not avoided, will
result in death or serious injury.

W A R N I N G

Indicates a potentially or imminently hazardous situation which, if not avoided,
could result in death or serious injury.

C A U T I O N

Indicates a potentially hazardous situation that may result in minor or moderate
injury.

N O T I C E

Indicates a situation which, if not avoided, may cause damage to the instrument.
Information that requires special emphasis.

English 3

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