Hach HQ10 Manuel D'instructions page 12

LDO Sensor Replacement Kit
Certification
GB
EMI Immunity:
Radio Frequency Emissions:
Hach Company certifies this instrument was tested thoroughly, inspected, and
found to meet its published specifications when it was shipped from the factory.
The Calibration Module for HQ10 and 20 LDO Sensor has been tested and is
certified as indicated to the following instrumentation standards:
Per 89/336/EEC EMC: EN 61326:1998 (Electrical Equipment for measurement,
control, and laboratory use – EMC requirements). Supporting test records by Hach
Company, certified compliance by Hach Company.
Standards include:
IEC 1000-4-2:1995 (EN 61000-4-2:1995) Electro-Static Discharge Immunity
(Criteria B)
IEC 1000-4-3:1995 (EN 61000-4-3:1996) Radiated RF Electro-Magnetic Field
Immunity (Criteria B)
Additional immunity Standard/s include:
ENV 50204:1996 Radiated Electro-Magnetic Field from Digital Telephones
(Criteria B)
Per 89/336/EEC EMC: EN 61326:1998 (Electrical Equipment for measurement,
control and laboratory use – EMC requirements) "Class B" emission limits.
Supporting test records with Hach Company.
Additional Radio Frequency Emissions Standards include:
EN 55011 (CISPR 11), Class B emission limits
FCC PART 15: Class "A" emission limits. Supporting test records with
Hach Company.
This device complies with Part 15 of the FCC Rules. Operation is subject to the
following two conditions:
1. this device may not cause harmful interference, and
2. this device must accept any interference received, including interference that
may cause undesired operation.
Changes or modifications to this unit not expressly approved by the party
responsible for compliance could void the user's authority to operate the
equipment.
This equipment has been tested and found to comply with the limits for a Class A
digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful interference when the equipment is
operated in a commercial environment. This equipment generates, uses, and can
radiate radio frequency energy and, if not installed and used in accordance with the
instruction manual, may cause harmful interference to radio communications.
Operation of this equipment in a residential area is likely to cause harmful
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