Air quality sensors Duct Sensor configuration
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![Veris CDE CO2 | Duct | Economy | No LCD | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/CDE_medium.jpg?v=1720029661)
CDE | CO2 | Duct | Economy | No LCD | Veris
Brand: Veris
SKU: CDE
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![Siemens QPM2100 Duct Sensor CO2, 0 to 10V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QPM2100_medium.jpg?v=1720023818)
QPM2100 | Duct Sensor CO2, 0 to 10V | Siemens
Brand: Siemens
SKU: QPM2100
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![Senva Sensors CO2D-A Duct, CO2, LCD | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/co2d_04609546-45a6-43b4-8615-773ff29e95b6_medium.png?v=1720021026)
CO2D-A | Duct, CO2, LCD | Senva Sensors (OBSOLETE)
Brand: Senva Sensors
SKU: CO2D-A
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![Veris CDLSXX CO2 | Duct | LCD | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/CDLSXX_medium.jpg?v=1720029680)
CDLSXX | CO2 | Duct | LCD | Veris
Brand: Veris
SKU: CDLSXX
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![Belimo 22DC-51 Duct CO2 Sensor V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PIC_AM_22DC..-5.._woTemp_01_4C-product_retina_medium.jpg?v=1719983626)
22DC-51 | Duct CO2 Sensor V | Belimo
Brand: Belimo
SKU: 22DC-51
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HD3XMSX | RH Duct | 3% | 4-20mA | Veris
Brand: Veris
SKU: HD3XMSX
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TGW-ACN | CO / NO2, Analog, Duct, LCD, LED, Alarm | Senva Sensors (OBSOLETE)
Brand: Senva Sensors
SKU: TGW-ACN
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CRLSXX | CO2 | Remote | LCD | CE | Veris
Brand: Veris
SKU: CRLSXX
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![Siemens QPM2102 Duct Sensor CO2 and VOC, 0 to 10V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QPM2102_medium.jpg?v=1720023818)
QPM2102 | Duct Sensor CO2 and VOC, 0 to 10V | Siemens
Brand: Siemens
SKU: QPM2102
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![Belimo 22DC-53 Duct CO2 Sensor A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PIC_AM_22DT..-5.._22DC..-5.._01_4C-product_retina_70f616f1-7597-400d-b85c-e0287f4eb016_medium.jpg?v=1719983626)
22DC-53 | Duct CO2 Sensor A | Belimo
Brand: Belimo
SKU: 22DC-53
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![Veris CDLSHTH CO2 | Duct | LCD | RH | Temp | 10k T3 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/CDLSHTH_medium.jpg?v=1720029705)
CDLSHTH | CO2 | Duct | LCD | RH | Temp | 10k T3 | Veris
Brand: Veris
SKU: CDLSHTH
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![Veris CDLSHTC CO2 | Duct | LCD | RH | Temp | 1k RTD | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/CDLSHTC_medium.jpg?v=1720029667)
CDLSHTC | CO2 | Duct | LCD | RH | Temp | 1k RTD | Veris
Brand: Veris
SKU: CDLSHTC
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![Siemens QPM2102D Duct Sensor CO2 and VOC with Display, 0 to 10V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QPM2102D_medium.jpg?v=1720023803)
QPM2102D | Duct Sensor CO2 and VOC with Display, 0 to 10V | Siemens
Brand: Siemens
SKU: QPM2102D
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![Siemens AQM2200 MOUNTING KIT FOR DUCT POINT SENSOR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/AQM2200_d4b9ead3-1e40-4eb5-9c0f-b97108db597c_medium.jpg?v=1720094087)
AQM2200 | MOUNTING KIT FOR DUCT POINT SENSOR | Siemens
Brand: Siemens
SKU: AQM2200
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![Siemens QPM2180 Duct CO2 Sensor selectable resistance temperature output | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QPM2180_medium.jpg?v=1720023832)
QPM2180 | Duct CO2 Sensor selectable resistance temperature output | Siemens
Brand: Siemens
SKU: QPM2180
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22DTM-5106 | Duct CO2+Temp+Hum Sensor LCD V | Belimo
Brand: Belimo
SKU: 22DTM-5106
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22DTC-51 | Duct CO2+Temp Sensor V | Belimo
Brand: Belimo
SKU: 22DTC-51
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![Belimo 22DTM-1106 Duct CO2+Temp+Hum Sensor V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PIC_EU_22DTM-1106_01_4C-product_retina_medium.jpg?v=1719983631)
22DTM-1106 | Duct CO2+Temp+Hum Sensor V | Belimo
Brand: Belimo
SKU: 22DTM-1106
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![Belimo 22DTM-51 Duct CO2+Temp+Hum Sensor V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PIC_AM_22DT..-5.._22DC..-5.._01_4C-product_retina_356b2ae3-bc70-4370-8930-6510a0dd3bb1_medium.jpg?v=1719983640)
22DTM-51 | Duct CO2+Temp+Hum Sensor V | Belimo
Brand: Belimo
SKU: 22DTM-51
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![Veris CDLSXTK CO2 | Duct | LCD | Temp | 10k w/11kS | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/CDLSXTK_medium.jpg?v=1720029696)
CDLSXTK | CO2 | Duct | LCD | Temp | 10k w / 11kS | Veris
Brand: Veris
SKU: CDLSXTK
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![Veris CDLSXTD CO2 | Duct | LCD | Temp | 10k T2 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/CDLSXTD_medium.jpg?v=1720029677)
CDLSXTD | CO2 | Duct | LCD | Temp | 10k T2 | Veris
Brand: Veris
SKU: CDLSXTD
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![Senva Sensors CO2D-VAL-H Duct, CO2, 3k Thermistor | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/co2d_9926ea18-b82e-4173-86d0-284f711ef640_medium.png?v=1720021035)
CO2D-VAL-H | Duct, CO2, 3k Thermistor | Senva Sensors (OBSOLETE)
Brand: Senva Sensors
SKU: CO2D-VAL-H
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![Senva Sensors CO2D-VAL-A Duct, CO2 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/co2d_9ebd774e-b7b1-400b-aec3-26e2997de976_medium.png?v=1720021019)
CO2D-VAL-A | Duct, CO2 | Senva Sensors (OBSOLETE)
Brand: Senva Sensors
SKU: CO2D-VAL-A
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![Veris CDLSHX CO2 | Duct | LCD | RH | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/CDLSHTR_a18b723d-172b-45c9-ba20-79b6b1becab9_medium.jpg?v=1720029718)
CDLSHX | CO2 | Duct | LCD | RH | Veris
Brand: Veris
SKU: CDLSHX
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