Sensors Duct Sensor configuration
![Image for Air Quality Sensors](http://blackhawksupply.com/cdn/shop/files/ultravation-as-ih-1001_100x.jpg?v=1720029593)
![Image for Humidity Sensors](http://blackhawksupply.com/cdn/shop/files/QFM81.2_79d4079b-70ec-46dd-ad55-c21dcc811194_100x.jpg?v=1720023785)
![Image for Air Velocity Sensors](http://blackhawksupply.com/cdn/shop/files/QVM62.1_100x.jpg?v=1720023759)
![Image for Thermostats](http://blackhawksupply.com/cdn/shop/files/ecobee-eb-emssi-01_48df1219-0270-4f07-af67-47cc3ee72019_100x.jpg?v=1720730915)
![Image for Pressure Sensors](http://blackhawksupply.com/cdn/shop/files/PW2LX04S_100x.jpg?v=1720029907)
![Image for Room Humidity Sensors](http://blackhawksupply.com/cdn/shop/files/VT8650U5000B_100x.jpg?v=1721071825)
![Image for Flow Sensors](http://blackhawksupply.com/cdn/shop/files/fs2_600x600_741c4899-db29-404d-a494-2301b132231a_100x.gif?v=1719999007)
![Image for Network Sensors](http://blackhawksupply.com/cdn/shop/files/BAC-5051E-medium_100x.jpg?v=1720012548)
![Image for Duct Sensors](http://blackhawksupply.com/cdn/shop/files/QPM2162_0092b664-4303-4de9-a39a-9b2aad45f32b_100x.jpg?v=1720023774)
![Image for Duct Temperature Sensors](http://blackhawksupply.com/cdn/shop/files/aci-a-tt100-lt-d-8-2-gd_1b647ff8-9a71-4bb0-80e7-b1a9242bcfe2_100x.png?v=1719982702)
![Image for Room Temperature Sensors](http://blackhawksupply.com/cdn/shop/files/QAA2280.FWSC_100x.jpg?v=1720023764)
![Image for Room Humidity/Temperature Sensors](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_4c07a5a6-75de-4335-80bb-a190ee2b2a96_100x.png?v=1719982921)
![Image for Duct Humidity Sensors](http://blackhawksupply.com/cdn/shop/files/aci-a-rh2-1k-2w-d-nist_c053cdf0-84ce-4aba-8dc0-96e222748d81_100x.jpg?v=1719982450)
![Image for Accessories](http://blackhawksupply.com/cdn/shop/files/AQF3100_100x.jpg?v=1720022886)
![Image for Humidity & Temperature Sensors](http://blackhawksupply.com/cdn/shop/files/HU-226-3-VDC-12_22c8888c-36c1-4e0c-88ff-47489b4d620a_100x.png?v=1720012853)
![Image for Temperature & Humidity Sensors](http://blackhawksupply.com/cdn/shop/files/PIC_AM_22DTH-5.._01_4C-product_retina_74879663-4e72-4953-b2f4-cee9bd8c338b_100x.jpg?v=1719983615)
![Image for Liquid Level Sensors](http://blackhawksupply.com/cdn/shop/files/F59H-1C_46b2f514-8aa8-4745-9db6-557f94695344_100x.png?v=1719992959)
![Image for Water Detection](http://blackhawksupply.com/cdn/shop/files/Senva_Family_WD_909753fc-5e01-4976-b21f-1a46ea055ef3_100x.jpg?v=1720021280)
![Image for Wireless Sensors](http://blackhawksupply.com/cdn/shop/files/PIC_AM_22UTH-550X...560X_01_4C-product_retina_edb15bca-1963-4af5-bf42-4ec7bed341d8_100x.jpg?v=1719983659)
![Image for Networked Sensors](http://blackhawksupply.com/cdn/shop/files/STE-8201W80-medium_100x.jpg?v=1720012668)
![Image for Air Flow Sensors](http://blackhawksupply.com/cdn/shop/files/sce-n12fga66_53879c00-21b3-4265-9167-df33e85948ae_100x.png?v=1720019013)
![Image for Gas Detection](http://blackhawksupply.com/cdn/shop/files/aci-q6-co-h2-100l_905be93c-e90a-4247-9774-e5e64c2a4389_100x.jpg?v=1719983058)
![Image for Enclosures](http://blackhawksupply.com/cdn/shop/files/PXA-ENC_3b3830d8-a75b-4743-ac6d-47dca67d1da8_100x.png?v=1720023762)
![Image for Smoke Sensors](http://blackhawksupply.com/cdn/shop/files/aci-rt-3000-p_c3917f02-db34-450d-8ddf-de5d220f5ba4_100x.png?v=1719983110)
![Image for Sensor Accessories](http://blackhawksupply.com/cdn/shop/files/aci-universal-clip-6_63584f76-a29f-41a9-86ea-b829da162614_100x.jpg?v=1719983203)
![Image for Room Sensors](http://blackhawksupply.com/cdn/shop/files/Senva_Family_AQW_d13dbeab-df71-4ec7-9af9-da03b6ffc002_100x.png?v=1720021017)
![Image for Relays](http://blackhawksupply.com/cdn/shop/files/VC3XXX_ae571092-9618-4793-b527-a7c923477144_100x.png?v=1720030228)
![Image for Thermometers](http://blackhawksupply.com/cdn/shop/files/TG53_f97df607-acc5-4057-b310-491162de664b_100x.jpg?v=1720032207)
![Image for Data Loggers](http://blackhawksupply.com/cdn/shop/files/dw_usb_lcd_1000x1000_a57bb880-d892-42fd-8dd1-7914ea2b78e3_100x.gif?v=1719998923)
![Image for Flame Sensors](http://blackhawksupply.com/cdn/shop/files/578623_100x.jpg?v=1720025028)
![Image for Differential Pressure Sensors](http://blackhawksupply.com/cdn/shop/files/sce-n12fga33_3488ebf9-03be-4992-b910-573e0b4db050_100x.png?v=1720018999)
![Image for Covers](http://blackhawksupply.com/cdn/shop/files/VT73XX_100x.png?v=1720030229)
![Image for Timer Sensors](http://blackhawksupply.com/cdn/shop/files/THR-131-j_a290dae0-cbe7-49ed-b4a4-cac572ca7d2c_100x.jpg?v=1720054312)
![Image for Current/Voltage Sensors](http://blackhawksupply.com/cdn/shop/files/TH4-P1R1T0_76398a8d-df4f-4831-803d-0f441cc9334b_100x.jpg?v=1720047140)
![Image for Current & Voltage Sensors](http://blackhawksupply.com/cdn/shop/files/TH4-P2R0T0_ff69cba0-733a-4169-83a3-ea1d1eedbf1b_100x.jpg?v=1720046961)
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![Siemens QVM62.1 Air Velocity Sensor, 0 to 10 Vdc | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QVM62.1_medium.jpg?v=1720023759)
QVM62.1 | Air Velocity Sensor, 0 to 10 Vdc | Siemens
Brand: Siemens
SKU: QVM62.1
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![Siemens QFM81.2 Duct Hygrostat with External Setpoint, 30 - 90% RH | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QFM81.2_79d4079b-70ec-46dd-ad55-c21dcc811194_medium.jpg?v=1720023785)
QFM81.2 | Duct Hygrostat with External Setpoint, 30 - 90% RH | Siemens
Brand: Siemens
SKU: QFM81.2
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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 QFM3160 Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 0-10 Vdc, T: 0-10 Vdc | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QFM3160_medium.jpg?v=1720023801)
QFM3160 | Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 0-10 Vdc, T: 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFM3160
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![Siemens 533-380-24 Flexible Averaging Duct Sensor, 20 to 120 Deg F, 25-Foot | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/533-380-24_medium.jpg?v=1720022561)
533-380-24 | Flexible Averaging Duct Sensor, 20 to 120 Deg F, 25-Foot | Siemens
Brand: Siemens
SKU: 533-380-24
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![Siemens QFM3100 Duct Relative Humidity Temperature Sensor, 2 percent accuracy, 0-10 Vdc | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QFM3100_medium.jpg?v=1720023785)
QFM3100 | Duct Relative Humidity Temperature Sensor, 2 percent accuracy, 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFM3100
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![Siemens 533-376-18 Duct Point Temperature Sensor, Platinum, 20 to 120 Deg F, 18-Inch | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/533-376-18_medium.jpg?v=1720022569)
533-376-18 | Duct Point Temperature Sensor, Platinum, 20 to 120 Deg F, 18-Inch | Siemens
Brand: Siemens
SKU: 533-376-18
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![ACI A/RH3-D 3% Accuracy RH Humidity Sensor | Duct Humidity Sensor | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh2-1k-2w-d-nist_f2fefd41-607b-4c24-b6d9-c6b9ba8fdbc3_medium.jpg?v=1719982546)
A / RH3-D | 3% Accuracy RH Humidity Sensor | Duct Humidity Sensor | ACI
Brand: ACI
SKU: A/RH3-D
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![Siemens 544-342-24 Flexible Averaging Duct Sensor, 1K Ohm Platinum, 24-Foot | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/544-342-24_medium.jpg?v=1720022573)
544-342-24 | Flexible Averaging Duct Sensor, 1K Ohm Platinum, 24-Foot | Siemens
Brand: Siemens
SKU: 544-342-24
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![Siemens QFM3101 Duct Relative Humidity Sensor, 2 percent accuracy, 4-20 mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QFM3101_medium.jpg?v=1720023804)
QFM3101 | Duct Relative Humidity Sensor, 2 percent accuracy, 4-20 mA | Siemens
Brand: Siemens
SKU: QFM3101
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![Siemens QFM2160U Duct RH and Temp Sensor, 5 percent accuracy, RH: 0-10 Vdc, T: 0-10 Vdc | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QFM2160U_medium.jpg?v=1720023788)
QFM2160U | Duct RH and Temp Sensor, 5 percent accuracy, RH: 0-10 Vdc, T: 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFM2160U
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![Siemens 544-339-18 Duct Point Sensor, 1K Ohm Platinum (375 Alpha), 18-Inch | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/544-339-18_medium.jpg?v=1720022558)
544-339-18 | Duct Point Sensor, 1K Ohm Platinum (375 Alpha), 18-Inch | Siemens
Brand: Siemens
SKU: 544-339-18
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![Siemens 544-339-8 Duct Point Sensor, 1K Ohm Platinum (375 Alpha), 8-Inch | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/544-339-8_63f7e750-9736-452a-b7d3-12e50ee976c1_medium.jpg?v=1720022550)
544-339-8 | Duct Point Sensor, 1K Ohm Platinum (375 Alpha), 8-Inch | Siemens
Brand: Siemens
SKU: 544-339-8
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![Mamac HU-224-3-VDC 0-10VDC | Duct RH Humidity Sensor | 3% Accuracy | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HU-224-3-VDC_81cf680c-fee8-48cb-8d32-9c9c253312ef_medium.png?v=1720012807)
HU-224-3-VDC | 0-10VDC | Duct RH Humidity Sensor | 3% Accuracy | Mamac
Brand: Mamac
SKU: HU-224-3-VDC
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![Belimo 01DT-5LL Duct Temp Sensor NTC10k 100x6 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PIC_AM_01...22DT-5.._01_4C-product_retina_eab113bf-92fd-46e1-b9b8-169839556c18_medium.jpg?v=1719983635)
01DT-5LL | Duct Temp Sensor NTC10k 100x6 | Belimo
Brand: Belimo
SKU: 01DT-5LL
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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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![Siemens QPM2162 Duct Sensor CO2 + Temperature + Relative Humidity, 0 to 10V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QPM2162_0092b664-4303-4de9-a39a-9b2aad45f32b_medium.jpg?v=1720023774)
QPM2162 | Duct Sensor CO2 + Temperature + Relative Humidity, 0 to 10V | Siemens
Brand: Siemens
SKU: QPM2162
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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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![Belimo 01DT-5LR Duct Temp Sensor NTC10k 300x6 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PIC_AM_01...22DT-5.._01_4C-product_retina_2cc56d7e-52e7-4dc1-8c0e-22aaff75c5fe_medium.jpg?v=1719983595)
01DT-5LR | Duct Temp Sensor NTC10k 300x6 | Belimo
Brand: Belimo
SKU: 01DT-5LR
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![Mamac TE-702-B-12-C 10K Ohm Type II | Duct Temperature Sensor | Sensor Length: 8 inch | Galvanized Housing | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/TE-702-B-12-C_medium.png?v=1720013063)
TE-702-B-12-C | 10K Ohm Type II | Duct Temperature Sensor | Sensor Length: 8 inch | Galvanized Housing | Mamac
Brand: Mamac
SKU: TE-702-B-12-C
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![Veris HD3XMSX RH Duct | 3% | 4-20mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD3XMSX_medium.jpg?v=1720029826)
HD3XMSX | RH Duct | 3% | 4-20mA | Veris
Brand: Veris
SKU: HD3XMSX
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