AMT72 / JEDTO เครื่องวัดและควบคุมก๊าซคาร์บอนไดออกไซด์

11,900.00 ฿

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AMT72 / JEDTO เครื่องวัดและควบคุมก๊าซคาร์บอนไดออกไซด์ แบบติดผนัง พร้อมจอภาพ Wall Mount CO2, Temperature, RH Monitor & Controller

Product Tags

เครื่องวัดและควบคุมก๊าซคาร์บอนไดออกไซด์ AMT72

Features:

Dual Beam NDIR (Non-Dispersive-Infrared) technology used to measure CO2 concentration.
Three different LED display show the current Indoor Air Quality situation. (HVAC/Green House Mode)
Linear analog output (0~10V Voltage, 4~20mA Current) and Relay output based on CO2 Level.
Reliable Sensor provides long-term calibration stability.
The visual and audible alarm function can be adjustable by user.
Mounting bracket with terminal block provides quick easy installation.

Specifications - CO2:

Measurement Range	0~3,000ppm display
Display Resolution	1ppm at 0~1,000ppm; 10ppm at 1,001~3,000ppm
Accuracy	±75ppm or ±5% of reading whichever is greater
Repeatability	±20ppm @400ppm
Temperature Dependence	Typ. ±0.2% of reading per °C or ±2ppm per °C, whichever is greater, referenced to 25°C
Pressure Dependence	0.13% of reading per mm Hg
Response Time	About 2min for 90% of step change
Warm-Up Time	About 60 seconds at 22°C
Sound Alarm	About 65db@10cm>
Zone LED Display	Green:=1200ppm (HVAC mode)
Zone LED Display	Green:>1000ppm Yellow:600~1000ppm Red: <=600ppm (Green House mode)
Power Supply	18~26VAC RMS 50/60Hz or 18~36VDC (half-wave rectified, polarity protected)
Linear Voltage Output	0~10VDC (100 Ohms output impedance)
Linear Current Output	4~20mA (Max Load is 500 Ohm, Max Load is 400 Ohm while power supply< 20VDC )
Relay Output	30VDC or 250VAC, max 2A ., SPST .Normally Open
Operating Temperature	0°C ~50°C (32°F~122°F)
Operating Humidity Range	0 ~ 95% RH non-condensing
Storage Temperature	-20°C to +60°C (-4°F to 140°F)

Specifications - Temperature

Temperature Range	Display 0°C to 50°C
Display Resolution	0.1°C
Display Options	°C
Accuracy (Relay no action and be under the alarm level)	±1°C; when the fan blows to the device directly, the accuracy of temperature is +/-1.5°C
Accuracy (Relay action and exceeds the alarm level)	±2.5°C; when the fan blows to the device directly, the accuracy of temperature is +/-1.5°C
Response Time	20-30 minutes (case must equalize with environment)