• Meas. range: 0...2000ppm / 0..5000ppm ( NDIR sensor)
• accuracy: +-50ppm+3%
• output( specify with an order ): 4..20mA / 0..10V
4...20mA : HD37BT...; 0...10VDC : HD37VBT
• Probe( x) : ...BTV - wall mounted model: 0..2000ppm
...BTV.1 - wall mounted model: 0..5000ppm
...BTO.1 - horisontal air inlet L=115mm : 0..2000ppm
...BTO.11 - horisontal air inlet L=115mm : 0..5000ppm
...BTO.2 - horisontal air inlet L=315mm : 0..2000ppm
...BTO.21 - horisontal air inlet L=315mm : 0..5000ppm
...BTC - wall mounted with attachments for an air inlet separate from duct: 0..2000ppm
...BTC.1 - wall mounted with attachments for an air inlet separate from duct: : 0..5000ppm
• Digital output: open collector, CO2 treshold(1500ppm); Vmax(40VDC); Pmax(400mW)
• power: 16..40VDC / 24VAC +-10%
• startup stabilization: 15min ; response time: 120s
• temperature effect: 0,2%/ °C CO2; air pressure effect: 1,6%/kPa
• operating temperature: -5...+50°C
• size: 80 x 84 x 44mm ; housing: ABS

• more information: HD37BT - Ask for the price !!!