60 series: 2-wire, 4 to 20 mA output
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Wall mount
Duct mount
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RH only HMW60U
RH and T HMW60Y
RH only HMD60U
RH and T HMD60Y
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70 series: 3-wire, variable voltage output
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Wall mount
Duct mount
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RH only HMW70U
RH and T HMW70Y
RH only HMD70U
RH and T HMD70Y
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Relative humidity measurement
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Accuracy at +20°C |
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HMW60/70 |
±2%RH (0...90%)
±(2% + 1% of reading) (90...95%RH) |
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HMD60/70 |
±2%RH (0...90%)
±(2% + 1% of reading) (90...100%RH) |
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Measurement range |
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duct mount |
0 ... 100 % RH |
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wall mount |
0 ... 95 % RH |
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Sensor |
Vaisala HUMICAP® 180 |
Temperature measurement (Y models only)
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HMD60Y and HMD70Y |
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Measurement range |
-20 ... +80 °C (-4 ... +176 °F) |
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Accuracy at +20°C |
+/- 0.2°C |
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HMW60Y and HMW70Y |
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Measurement range |
-5 ... +55 °C (+23 ... +131 °F) |
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Accuracy at +20°C |
+/- 0.2°C |
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Sensor |
Pt 1000 IEC 751 class B |
Operating environment
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Operating temperature |
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electronics |
-5 ... +55 °C (+23 ... +131 °F) |
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sensor head (duct mount) |
-20 ... +80 °C (-4 ... +176 °F) |
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Storage temperature |
-40 ... +80 °C (-40 ... +176 °F) |
Inputs and outputs
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Operating voltage |
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60 series |
10 ... 35 VDC (RL=0 ohm) |
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70 series |
20 ... 35 VDC (RL=500 ohm) |
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0 ... 1 V |
10 ... 35 VDC/ 9 ... 24 VAC |
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0 ... 5 V |
14 ... 35 VDC/12 ... 24 VAC |
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0 ... 10 V |
19 ... 35 VDC/ 16 ... 24 VAC |
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Power consumption at 24 VAC |
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HMD/W70U |
10 mA (typical) |
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HMD/W70Y |
12 mA (typical) |
Mechanics
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Housing
sensor head (duct mount)
electronics (duct mount)
electronics (wall mount)
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stainless steel
cast aluminum
ABS plastic
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