原廠產品詳情網址,歡迎瀏覽:https://www.lutron.com.tw/en-us/179/TRSL-401
SOUND LEVEL TRANSMITTER
4 to 20 mA IOT transmitter
TRSL-401噪音傳送器
*線性電流輸出
*易於安裝和連接
*噪音範圍30〜130dB
*31.5Hz-8000Hz
*頻率和時間加權的設計符合IEC 61672標準2類
*A&C加權符合標準
*0.5″標準麥克風頭
*時間計權(快速)動態特徵模式
*建構外部調整零和線性校準VR
*分離式噪音探頭易於操作
Technical Specifications:
– Display:
– Type: N/A (Transmitter)
– Output: 4 to 20 mA analog output
– Measurement Functions:
– Frequency Range: 31.5 Hz to 8,000 Hz
– Sound Level Range: 30 to 130 dB
– Frequency Weighting: A & C weighting networks
– Time Weighting: Fast (125 ms)
– Accuracy:
– 31.5 Hz: ±3.0 dB
– 63 Hz: ±2.0 dB
– 125 Hz: ±1.5 dB
– 250 Hz: ±1.5 dB
– 500 Hz: ±1.5 dB
– 1 KHz: ±1.0 dB
– 2 KHz: ±2.0 dB
– 4 KHz: ±3.0 dB
– 8 KHz: ±5.0 dB
– General Specifications:
– Microphone: Electric condenser microphone, 12.7 mm DIA. (1/2 inch)
– Power Supply: Isolated Power 9VDC to 30VDC
– Loop Impedance: Max. 90 Ω @ 24 VDC
– Operating Temperature: 0°C to 50°C (32°F to 122°F)
– Operating Humidity: Max. 85% RH
– Dimensions: 120 mm x 96 mm x 43 mm
– Weight: 340 g (0.75 lbs)
Accessories Included:
– Instruction Manual: 1 PC
– Sound Probe: 1 PC
– Probe Holder: 1 PC






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