YOKOGAWA WN100, Руководство пользователя

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<10. Connecting Sensor>
10-1
IM 01W07D01-01EN
10. General Specifi cations
Please refer to GS 01W07D01-01EN for the latest
information.
10.1 Standard Specifi cations

FUNCTIONAL SPECIFICATIONS
FREQUENCY-WEIGHTED SOUND PRESSURE
LEVEL
• Measurement Parameters:
L
Aeq,T
(Time-averaged, A-weighted sound level)
L
Ceq,T
(Time-averaged, C-weighted sound level)
L
Cpeak
(C-weighted peak sound level)
• Level Range:
From typical noise fl oor to maximum level
Sinusoidal electrical signal of 1 kHz
L
Aeq,T
: 60 dB to 140 dB
L
Ceq,T
: 70 dB to 140 dB
L
Cpeak
: 80 dB to 143 dB
• Linear Operating Range:
In accordance with IEC 61672 class 2
Sinusoidal electrical signal of 1 kHz
L
Aeq,T
: 75 dB to 140 dB
L
Ceq,T
: 80 dB to 140 dB
• Measurement Accuracy:
In accordance with IEC 61672 class 2
Averaged response from all directions in a
horizontal plane by sinusoidal acoustical signals
L
Aeq,T
: Within acceptance limits of A-weightings
L
Ceq,T
: Within acceptance limits of C-weightings
F1001.ai
SPECTRAL ANALYSIS
• 1/3 Octave Band Center Frequencies:
25 Hz to 16 kHz (29 bands)
• Level Range:
From typical noise fl oor to maximum level
25 Hz to 8 kHz bands: 60 dB to 140 dB
10 kHz, 12.5 kHz bands: 65 dB to 140 dB
16 kHz band: 70 dB to 140 dB
• Measurement Accuracy:
Averaged response from all directions in a
horizontal 11plane by sinusoidal acoustical
signals
40 Hz to 2 kHz bands: ±3 dB
25 Hz, 31.5 Hz, 2.5 kHz to 16 kHz bands: ±5 dB
• Measurement Time Interval (Measurement
Period):
10 s to 600 s
• Self Diagnostics:
Electronics failure, confi guration error, battery
alarm, wireless communication alarm and over-
range error for process variables.

POWER SUPPLY SPECIFICATIONS
• Battery Pack:
Dedicated battery pack with 2x primary lithium-
thionyl chloride batteries is replaceable in
hazardous area.
- Rated voltage: 7.2 V
- Rated capacity: 19 Ah
Typical battery life is 2 years at 1 minute
measurement interval under the following
conditions.
-
Ambient temperature: 23±2°C
-
Sound level measurement: L
Aeq,T
, L
Ceq,T
, L
Cpeak
only

WIRELESS SPECIFICATIONS
• Communication Protocol:
ISA100.11a protocol
• Data Rate:
250 kbps
• Frequency:
2400-2483.5 MHz license free ISM band
• Radio security:
AES 128 bit
• RF Transmitter Power:
Less than 10.0 dBm (EIRP)
• Antenna:
+2 dBi Omni directional monopole type