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Dwyer Instruments
Dwyer CDTV Carbon Dioxide/VOC Transmitter
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Ключевые параметры
Measuring range
CO2 0–2000 or 0–5000 ppm; VOC 0–2000 ppm CO2-equivalent
Accuracy
CO2 ±40 ppm + 3% of reading
Output
Current 0/4–20 mA class (jumper) and voltage 0/1–5 or 0/2–10 VDC; optional SPST relay 2 A @ 30 VDC
Supply
16–35 VDC / 19–28 VAC; average 2 W, peak 3.75 W
Protection
Duct mount NEMA 4X (IP66) for housing; wall mount IP20
Ambient temperature
32 to 122 °F (0 to 50 °C)
| Параметр | Значение |
|---|---|
| Measuring range | CO2 0–2000 or 0–5000 ppm; VOC 0–2000 ppm CO2-equivalent |
| Accuracy | CO2 ±40 ppm + 3% of reading |
| Output | Current 0/4–20 mA class (jumper) and voltage 0/1–5 or 0/2–10 VDC; optional SPST relay 2 A @ 30 VDC |
| Supply | 16–35 VDC / 19–28 VAC; average 2 W, peak 3.75 W |
| Protection | Duct mount NEMA 4X (IP66) for housing; wall mount IP20 |
| Ambient temperature | 32 to 122 °F (0 to 50 °C) |
| Display | Per model/options on OEM datasheet |
| Approvals | CE |
| Mounting | Wall or duct |
| Sensor type | Single-beam dual-wavelength NDIR CO2 + MEMS metal-oxide VOC |
| Notes | Series CDTV CO2/VOC transmitter for demand-control ventilation and odor control. Specs from Dwyer CDTV datasheet. |
| Response Time | CO2 2 min for 99% step; VOC 5 min |