Humidity sensors Duct Sensor configuration
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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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![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 QFM2100 Duct Relative Humidity Sensor, 5 percent accuracy, 0-10 Vdc | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QFM2100_medium.jpg?v=1720023791)
QFM2100 | Duct Relative Humidity Sensor, 5 percent accuracy, 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFM2100
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![Siemens QFM2101 Duct Relative Humidity Temperature Sensor, 5 percent accuracy, 4-20 mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QFM2101_medium.jpg?v=1720023795)
QFM2101 | Duct Relative Humidity Temperature Sensor, 5 percent accuracy, 4-20 mA | Siemens
Brand: Siemens
SKU: QFM2101
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![Veris HD2XMSX RH Duct | 2% | 4-20mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD2XMSX_medium.jpg?v=1720029807)
HD2XMSX | RH Duct | 2% | 4-20mA | Veris
Brand: Veris
SKU: HD2XMSX
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![Veris HD3XMSTD RH Duct | 3% | 4-20mA | Temp | 10k T2 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD3XMSTD_medium.jpg?v=1720029816)
HD3XMSTD | RH Duct | 3% | 4-20mA | Temp | 10k T2 | Veris
Brand: Veris
SKU: HD3XMSTD
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![Veris HD3XMSTF RH Duct | 3% | 4-20mA | Temp | 3k | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD3XMSTF_medium.jpg?v=1720029811)
HD3XMSTF | RH Duct | 3% | 4-20mA | Temp | 3k | Veris
Brand: Veris
SKU: HD3XMSTF
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![Veris HD3XMSTH RH Duct | 3% | 4-20mA | Temp | 10k T3 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD3XMSTH_medium.jpg?v=1720029835)
HD3XMSTH | RH Duct | 3% | 4-20mA | Temp | 10k T3 | Veris
Brand: Veris
SKU: HD3XMSTH
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![Veris HED2MSX RH Econ | Duct | 2% | 4-20 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HED2MSTA1_86b1053c-1e13-4496-b74a-f27d23e03830_medium.jpg?v=1720029832)
HED2MSX | RH Econ | Duct | 2% | 4-20 | Veris
Brand: Veris
SKU: HED2MSX
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![Veris HD5XMSTK RH Duct | 5% | 4-20mA | Temp | 10k w/11kS | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD5XMSTK_medium.jpg?v=1720029818)
HD5XMSTK | RH Duct | 5% | 4-20mA | Temp | 10k w / 11kS | Veris
Brand: Veris
SKU: HD5XMSTK
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![Veris HD2XMSTH RH Duct | 2% | 4-20mA | Temp | 10k T3 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD2XMSTH_medium.jpg?v=1720029810)
HD2XMSTH | RH Duct | 2% | 4-20mA | Temp | 10k T3 | Veris
Brand: Veris
SKU: HD2XMSTH
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![Veris HD1NMSTA2 RH Duct | 1% | NIST | 4-20mA | T-Xmtr | 32-122F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD1NMSTA2_fc8cb20b-ca4d-4139-a46b-25b76941e638_medium.jpg?v=1720029798)
HD1NMSTA2 | RH Duct | 1% | NIST | 4-20mA | T-Xmtr | 32-122F | Veris (OBSOLETE)
Brand: Veris
SKU: HD1NMSTA2
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![Veris HD3XVSTH RH Duct | 3% | 5/10VDC | Temp | 10k T3 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD3XVSTH_medium.jpg?v=1720029816)
HD3XVSTH | RH Duct | 3% | 5 / 10VDC | Temp | 10k T3 | Veris
Brand: Veris
SKU: HD3XVSTH
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![Veris HD3XMSTA2 RH Duct | 3% | 4-20mA | T-Xmtr | 32-122F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD3XMSTA2_1eb3a9ee-b105-4164-93a1-08025767efcd_medium.jpg?v=1720029851)
HD3XMSTA2 | RH Duct | 3% | 4-20mA | T-Xmtr | 32-122F | Veris (OBSOLETE)
Brand: Veris
SKU: HD3XMSTA2
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![Veris HED2VSTH RH Econ | Duct | 2% | 0-10V | Tmp | 10k T3 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HED2MSTA1_5fdee3e3-e067-4aa5-9e04-7f7f3dc3e35c_medium.jpg?v=1720029831)
HED2VSTH | RH Econ | Duct | 2% | 0-10V | Tmp | 10k T3 | Veris
Brand: Veris
SKU: HED2VSTH
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![Veris HED3VSTH RH | Econ | Duct | 3% | 0-10V | Tmp | 10k T3 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HED2MSTA1_6703e1e7-33f5-4e5f-8f27-113936fa5db4_medium.jpg?v=1720029830)
HED3VSTH | RH | Econ | Duct | 3% | 0-10V | Tmp | 10k T3 | Veris
Brand: Veris
SKU: HED3VSTH
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![Veris HED5MSX RH | Economy | Duct | 5% | 4-20 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HED2MSTA1_a0e79a67-ee09-4a84-89d6-01f0e024d75c_medium.jpg?v=1720029825)
HED5MSX | RH | Economy | Duct | 5% | 4-20 | Veris
Brand: Veris
SKU: HED5MSX
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![Veris HD3XVSTD1 RH Duct | 3% | 5/10VDC | Temp | 10k T2 | 1Pt Cal | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD3XVSTD1_medium.jpg?v=1720029824)
HD3XVSTD1 | RH Duct | 3% | 5 / 10VDC | Temp | 10k T2 | 1Pt Cal | Veris
Brand: Veris
SKU: HD3XVSTD1
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![Veris HD2XMSTA1 RH Duct | 2% | 4-20mA | T-Xmtr | -58to122F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD2XMSTA1_medium.jpg?v=1720029813)
HD2XMSTA1 | RH Duct | 2% | 4-20mA | T-Xmtr | -58to122F | Veris (OBSOLETE)
Brand: Veris
SKU: HD2XMSTA1
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![Veris HD2XVSTN RH Duct | 2% | 5/10VDC | Temp | 1800 Ohm | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD2XVSTN_medium.jpg?v=1720029812)
HD2XVSTN | RH Duct | 2% | 5 / 10VDC | Temp | 1800 Ohm | Veris
Brand: Veris
SKU: HD2XVSTN
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![Veris HD3XVSTA2 RH Duct | 3% | 5/10VDC | T-Xmtr | 32-122F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD3XVSTA2_medium.jpg?v=1720029818)
HD3XVSTA2 | RH Duct | 3% | 5 / 10VDC | T-Xmtr | 32-122F | Veris
Brand: Veris
SKU: HD3XVSTA2
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![Veris HD2XVSTA2 RH Duct | 2% | 5/10VDC | T-Xmtr | 32-122F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD2XVSTA2_medium.jpg?v=1720029806)
HD2XVSTA2 | RH Duct | 2% | 5 / 10VDC | T-Xmtr | 32-122F | Veris
Brand: Veris
SKU: HD2XVSTA2
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![Veris HD2NVSTA2 RH Duct | 2% | NIST | 5/10VDC | T-Xmtr | 32-122F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD2NVSTA2_medium.jpg?v=1720029802)
HD2NVSTA2 | RH Duct | 2% | NIST | 5 / 10VDC | T-Xmtr | 32-122F | Veris
Brand: Veris
SKU: HD2NVSTA2
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![Veris HD2NVSX RH Duct | 2% | NIST | 5/10VDC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/HD2NVSX_medium.jpg?v=1720029795)
HD2NVSX | RH Duct | 2% | NIST | 5 / 10VDC | Veris
Brand: Veris
SKU: HD2NVSX
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