Product Specification unless deselected above | |
Brand | Castle Group |
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Application | Noise Level Indicators |
Weightings | A |
Available Outside the UK? | Yes |
Measuring Range | 75 dB to 112.5dB steps switch selectable 2.5dB variable calibration control (factory set) |
Trip Time | User Adjustable 1 to 10 seconds |
Power Switching | The GA904 will switch a 240v 30A load or external contacter |
Operating Mode | Manual: Tripped unit must be manually reset. Auto:Tripped unit automatically resets after trip time. Override: Power output is maintained even during trip condition. Manual, Auto and Override are key switch selectable. |
Frequency Weighting | 'A' and 'B' in accordance with IEC651 Type 2 |
Time Weighting | Slow Response (1000mS) |
Displays | Bar Graph display showing sound pressure level. Trip indication LED's showing source. Warning Indication. Manual reset prompt. |
Outputs | AC: 1Vms for FSD. output impedance <1000r Short circuit protected Power ±12v, 0V Power for accessories. |
Microphone | Pre-polarised ½" (12.7mm) Condenser Microphone Sensitivity 12mV/Pa Capacitance 15pF Preamp output impedance 550R Cable Mounted |
Dimensions and Weight | 200W x 240H x 600mm 1.5Kg |