H-380 Relative Humidity / Temperature Probe & Radiation Shield
The WaterLOG® Model H-380 Relative Humidity / Temperature Probe combines a high accuracy, capacitance type humidity sensor and temperature sensor in one probe. It is a well proven, accurate and durable sensor.
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- Reliable data acquisition and long term calibration-free operation
- Well proven humidity sensor resists condensation and contaminants
- Temperature measurement with precision RTD probe provides fast response and high accuracy
- Linear voltage or current output signals for transmission over long distance
- Operating temperature range of -40 to 85 C
- Fully interchangeable HygroClip module is quicky replaced in the field with no loss of accuracy and no calibration
- Sealed, corrosion-resistant, and nonconductive enclosure
- Digital and analog outputs
- Low heat absorption color
| Data Input | |||
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Humdity Sensor |
Rotronic Hydromer® C94 (capacitive) |
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| Temperature Sensor | RTD Pt100 Ohm, 1/3 DIN | ||
| Sensor Protection | Wire mesh filter (standard) / foam filter (optional) | ||
| Measuring Range | 0 to 100 % RH and -40° to 185° F (-40° to 85° C) | ||
| Accuracy | ± 0.8% RH and ±0.1° C / 0.5° standard calibration | ||
| Operating Range | -50° C to 100° C | ||
| Repeatablilty | Better than 0.5% RH and 0.1 degrees F( degrees C) | ||
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| Data Output | |||
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Analog Output Signals (minimum load > 10 k Ohm) |
0 to 100% RH = 0 - 1V -40° to 60° C = 0-1V (-40° to 85° C = 0-1.25V)15 ft. (5m.) for direct output up to 325 ft. (100m.) with signal amplifier
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Digital Output/Input Signal |
UART |
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Analog Signal Resolution |
0.02% RH and 0.06 degrees C |
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Digital Signal Resolution |
0.004% RH and 0.004 degrees C |
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Sampling Time |
< 0.7 seconds |
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| Mechanical Data | |||
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Physical
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Maximum Cable Length |
15 ft. (5m.) for direct output up to 325 ft. (100m.) with signal amplifier |
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| Connection Type | Bayonet cap on mounting connector | ||
| Material | Polycarbonate, white | ||
| Dimension |
Length: 3.94 in. (100mm.) Diameter: 0.59 in. (15mm.) |
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| Weight | 0.5 oz. (14g.) | ||
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Power
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Protection Grade | IP65 (probe to connector) | |
| Supply Voltage | 3.5 - 50 VDC | ||
| Current Consumption | < 4mA | ||
| Minimum Excitation Time | < 4 seconds | ||
| EMC Compatibilty (CE) | EN-50081-2, EN50082-2 | ||
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Radiation Shield
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The H-380-SS is a natural aspitation shield. Optimum protection against rainfall and sunshine. Suitable for horizontally incident rain up to 68 km/h. | ||
| Construction | UV stabilized white thermoplastic plates aluminum mounting bracket, white stainless steel U-bolt clamp. | ||
| Dimensions | 4.7 in. (12cm.) diameter x 10.6 in. (27 cm.) high Mounting fits vertical pipe 1-2 in. (25 to 50 mm.) diameter. | ||
| Weight | Net weight 1.5 lbs. (0.7 kg.) | ||
| Miscellaneous | |||
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Other |
The probe is a digital humidity temperature plug-in probe with two analog output signals and a one-wire digital output. |
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| Warranty |
The WaterLOG® H-380 is warranted against defects in materials and workmanship for two years from date of shipment. |
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Specifications subject to change without prior notice due to ongoing commitment to product testing and improvement. LR February 15, 2011. D46 0211. |
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