| Description |
Sensor type |
integrated circuit temperature sensor with six plate radiation shield |
| Applications |
• wind resource assessment
• meteorological studies
• environmental monitoring |
| Sensor range |
-40 °C to 52.5 °C (-40 °F to 126.5 °F) |
Instrument
compatibility |
all NRG loggers |
| Output signal |
Signal type |
linear analog voltage |
| Transfer function |
Temp = (Voltage x 55.55) - 86.38 °C
[Temp = (Voltage x 100) - 123.5 °F] |
| Accuracy |
• within +/- 1.11 °C (2 °F)
• nonlinearity is +/- 0.33 °C (+/- 0.6 °F) maximum |
Electrical time
constant |
250 μs |
| Output signal range |
0 V to 2.5 V DC |
Power
requirements |
Supply voltage |
4 V to 35 V DC |
| Supply current |
300 μA max. (no load on output) |
Response
characteristics |
Thermal time
constant |
5 minutes |
| Installation |
Mounting |
attaches to tower with included hose clamps |
| Tools required |
• sheet metal shears or similar for trimming hose clamps
• 5/16 inch hex driver or flat blade (-) screwdriver |
| Environmental |
Operating
temperature range |
-40 °C to 52.5 °C (-40 °F to 126.5 °F) |
Operating
humidity range |
0 to 100% RH |
| Lifespan |
10 years + |
| Physical |
Connections |
wire leads:
• signal (clear wire)
• ground (black wire)
• excitation (red wire)
• shield wire for earth ground |
| Cable length |
5 m (16 feet) |
| Weight |
0.47 kg (1.04 pounds) |
| Dimensions |
• sensor only: 30.5 mm (1.2 inches) height x 12.7 mm (0.5 inch) diameter
• sensor with radiation shield: 127 mm (5 inches) diameter x 127 mm
(5 inches) height |
| Materials |
Cable |
3 conductor 22 AWG, with overall foil shield and drain wire, chrome PVC
jacket |
| Probe |
aluminum, epoxy filled |
| Shield |
UV-stabilized thermoplastic solar radiation shield |
