Datalogger Function; Power Supply; Environmental Conditions - Promax 25 Mode D'emploi

USER'S MANUAL. PROMAX-25
BER (Bit error rate)
Measured before RS decoding
Measurement range
Constellation Diagram
Lock range
Symbol rate
Measurement range
Datalogger
Modulation type
Bandwidth
Frequency tuner

DATALOGGER FUNCTION

Max. number of loggers
Measurements
Digital channels
SCAN
Span
Dynamic range

POWER SUPPLY

NiMh battery
Low battery indication
Autonomy
Automatic power-off
Battery charge
Equipment consumption
Mains to charger adapter

ENVIRONMENTAL CONDITIONS

This equipment could be used on the following environmental conditions, in these
conditions the specifications could also be applied:
Altitude
Temperature range
Maximum relative humidity
09/2004
10 E-2 to 10 E-8
Signals meet ITU-J83 (Annex B) and DOCSIS
-10 dBmV to 60 dBmV
5057 Msym/s for QAM 64 and 5361 Msym/s for
QAM 256
For each channel, the level, BER and MER can be
stored, for data dumping to printer or PC.
QAM 64/256 ITU J1 annex B.
6 MHz
62.5 kHz.
100
Upstream and Downstream parameters (Power
level, attenuation,
modulation, symbol rate and MER).
100 MHz (16 channels)
50 to 90 dBuV
12 V — 1.4 Ah.
Graphic indication on the display:
Approximately 2 hours.
Power-off after approximately 10 minutes of non-
use.
By fast internal charger.
14.5 W.
Al-103: 230 V / 50-60 Hz / 12 V DC (EUROPE and
other countries).
Up to 2000 metres.
From 5 °C to 40 °C.
80 % (up to 31 °C),
decreasing lineally up to 50% at 40 °C.
frequency, bandwidth,
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