供应GREYSTONE空气质量传感器AIR300

GREYSTONE空气质量传感器AIR300，AIR300AE,AIR300D

Air Quality Monitor / Controller
SPECIFICATIONS Air Quality Monitor / Controller – Product # AIR300
Measurement Solid State TGS-800 VOC sensor
Sample Method Diffusion or flow through, sample tube for duct
Power Supply 20 – 30 Vac/dc
Consumption 100 mA @24 Vdc, 220 mA @24 Vac, 6 VA Max.
Input Voltage Effect Negligible over specified operating range
Protection Circuitry Reverse voltage protected and output limited
Operating Conditions 0 – 40C (32 – 104F), 0-95% RH non-condensing
Standard Output Signal Analog Stepped Output (ASO) in four steps representing OK, Low, Medium and High pollution levels (each
step is independently adjustable from 0-10 Vdc)
Optional Output Signal Linear output representing 0 – 100 % pollution level, jumper selectable for either 0 – 5 or 0 – 10 Vdc or
4 –20 mA, the current signal is generated by the sensor (active)
Output Drive Capability 500 ohm maximum for current output, 10k ohm minimum for voltage output
Optional Relay Output One Form C contact (N.O. and N.C.), status LED, 5 amps @ 250 Vac, 5 amps @30 Vdc, p.f.= 1
Display 5 LED’s indicating pollution level, operational mode and programming values
Programming and Selection Via internal push buttons and jumpers
Wiring Connections Screw terminal block (14 to 22 AWG)
Enclosures Executive Space – 70 mm W x 118 mm H x 32 mm D (2.75” x 4.65” x 1.25”)
Duct ABS c/w sampling tube – 163 mm x 108 mm x 64 mm (6.4” x 4.25” x 2.5”)