Brand Name: TEREN
Model Number: CDW CDD
Place of Origin: Guangdong, China (Mainland)
CDD: Duct mount CO2 Transmitter/Controller
Applications & Features
Specifications
Sensor: NDIR sensor, with ABC algorithm (Automatic Baseline Correction)
Sampling Method: diffusion
Accuracy: see models
Response time: <10s (30cc/min, low airflow)
Drift: <±10ppm/year
Range: 0~2000ppm or others (0~5000ppm)
Output: 4~20mA, 0~10V, RS485/Modbus
Relay: 2*SPST, 1A/30VDC, 0.5A /125VAC
Load resistance: ≤500Ω(current output), ≥2KΩ (Voltage output)
Power supply: 15~28VAC/15~36VDC
Display & Keys: LCD Display & Keys (CDW optional)
Display resolution: 1ppm
Working environment: 0~50°C, 0~95%RH (Non-condensing)
Storage temperature: -20~80℃
Housing material: fireproof ABS
Protection: IP30 (CDW), IP65 (CDD)
Approval: CE
Models
Model | CDW CDD |
Wall mount CO2 transmitter/controller Duct mount CO2 transmitter/controller |
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Accuracy | 0 1 |
75 ppm or 10% reading, whichever is greater 30 ppm + 5% reading |
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Output |
|
1 B |
4~20mA / 0~10VDC 4~20mA / 0~10VDC , RS485/Modbus |
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Range |
0 7 |
|
|
0~2000ppm others (0~5000ppm) |
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Relay Output |
|
0 1 |
|
N/A 2*SPST |
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LCD & MMI (CDW) |
|
|
0 1 2 |
N/A LCD MMI |
Sample Order |
Order |
OEM Order |
Three work days | 2 weeks | 3 weeks |
Port
Shenzhen, Hong Kong
Why choose us ?
♦ Specilizng in manufacturing products of HVAC for almost 10 years.
♦ Harsh process of production and strict testing system.
♦ Material could be traced.
♦ High quality with competitive price.
♦ Delivery in time.
♦ Reply in 24 hours.
Certifications
Q1: How to get the latest price?
Tell me the models, quantity, and other special requirement.
Q2: Payment terms?
100% T/T in advance.
Q3: Delivery time?
One week.
Q4: Shippment?
DHL, UPS, TNT etc.
Q5: Is OEM/ODM available?
Yes, it's available.
Q6: Warranty?
18 months.