During Use; After Use; General Description; Features - HT HT304N Manual De Instrucciones

1.2.

DURING USE

You are recommended to read carefully the following instructions:
Failure to comply with warnings and instructions may damage the instrument and/or its
components as well as injure the operator.
 Avoid to move the sensor or to shade it during the measurement.
 When the instrument is connected to the circuit under test never touch any unused terminal.
 Do not disconnect the connection cable during the test.
1.3.

AFTER USE

 Disconnect the connection cable.

2. GENERAL DESCRIPTION

This instrument will grant you accurate and reliable measurements provided that is used according to the
instructions given in this manual. You will enjoy the highest safety thanks to high quality of the cells used and
the possibility to compensate temperature effects through internal temperature probes.
2.1.

FEATURES

This sensor execute the Irradiance measurement with two different type of reference cell in order to simulate
different spectral sensitivity of Monocrystalline silicium and Multicrystalline silicium. Particularly:
 MONO: Irradiance measurement through Mono Crystalline Silicium spectral sensitivity.
 MULTI: Irradiance measurement through Multi Crystalline Silicium spectral sensitivity).
On the back side of the instrument are indicated both calibration constants (sensitivity) and temperature
coefficients (alpha).

3. PREPARING THE INSTRUMENT

3.1.

INITIAL CHECK

This instrument was checked both mechanically and electrically prior to shipment.
All possible cares and precautions were taken to let you receive the instrument under perfect conditions.
Notwithstanding we suggest you to check it rapidly to check any damage which may have occurred during
transport. Should it be the case please contact immediately the forwarder or your dealer.
Make sure that all standard accessories mentioned in the enclosed packing list (see 6.4) are included in the
packaging. In case of discrepancies contact your dealer. Should you have to return back the instrument for
any reason please follow the instructions mentioned under paragraph 7.
3.2.

CALIBRATION

The instrument complies with the technical specifications reported in this manual and such a compliance Is
guaranteed for one year after purchase date.
3.3.

STORAGE

After a period of storage under extreme environmental conditions exceeding the limits let the instrument
resume normal measuring conditions before using it (see environmental specifications listed under
paragraph 6.3.1). This precaution will grant accurate measurements without risking to damage the
instrument.
CAUTION
EN - 2
HT304N