Comet H3331 – Temperature and Humidity Regulator w/RS232 Output
$516.00
In Stock
Heavy-duty manufacturing environments reach absolute stability when using the Comet H3331 industrial environmental regulator. This multi-sensor device features 2 dedicated tracking channels paired with a rugged external probe attachment slot. Driven by an external 9 to 30 VDC power framework, it routes stable temperature and relative humidity metrics alongside dual relay outputs directly through an RS232 serial interface structure.
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Comet H3331 - Temperature and Humidity Regulator w/RS232 Output Specs
| Brand | Onset |
| Technical Parameters | Value |
| Output | RS232 |
| Measured Value | Temperature + Relative Humidity |
| Construction Type | With T+RH Probe on Cable |
| Design | Industrial |
| Temperature Measuring Range | -30 to 105 °C |
| Relay Output | Yes |
| Two-State Input | Yes |
| Lcd Display | Yes |
| PoE | No |
| Maximum switching voltage, current, power of relay output | 50V, 2A, 60VA |
| Audible alarm | from built-in beeper - switchable |
| Relative humidity range | 0 to 100% |
| Accuracy of relative humidity measurement | ±2.5% relative humidity from 5 to 95% at 23°C |
| Accuracy of temperature output | ±0.4°C from -30 to +100°C ±0.4% from reading over +100°C |
| Available temperature units | degrees Celsius, Fahrenheit |
| Accuracy and range of dew point temperature output - for more details see graphs | ±1.5°C at ambient temperature T30% range -60 to +80 °C |
| Accuracy and range of absolute humidity output | ±1.5g/m3 at ambient temperature T < 25°C Range 0 to 400 g/m3 |
| Accuracy and range of specific humidity output | ±2g/kg at ambient temperature T < 35°C Range 0 to 550 g/kg |
| Accuracy and range of mixing ratio output | ±2g/kg at ambient temperature T < 35°C Range 0 to 995 g/kg |
| Accuracy and range of specific enthalpy output | ±3kJ/kg at ambient temperature T < 25°C Range: 0 to 995 kJ/kg |
| Signal for binary inputs | from voltage-less contact, open collector or two-state voltage signal. Inputs are not galvanically isolated. |
| Minimum pulse length at binary input | 500 ms |
| Voltage at open contact | 3.3 V |
| Low voltage level | 0 to +0.5 V |
| High voltage level | +3.0 to +30V |
| Temperature operating range | -30 to +80°C |
| Temperature operating range of LCD display | readable to operating temperature +70°C, it is recommended to switch OFF the LCD over +70°C |
| Temperature compensation of the humidity sensor | all temperature range |
| Filtering ability of sensor cover | 0.025mm - filter with stainless steel mesh |
| Communication protocol | ModBus RTU and Advantech ADAM compatible protocol |
| Communication speed | 110 to 115200 Bd |
| IP protection | IP65 electronics, IP40 sensors |
| Power | 9-30Vdc, power consumption approximately 1W |
| Length of the probe cable | 1m, 2m or 4m optionally |
| Dimensions | 136 x 159 x 45 mm (W x H x D), probe length 88 mm, probe diameter 18mm |
| Weight | approximately 500g - 1m probe |
| Warranty | 3 years |
- H3331 Sensor
- Traceable Calibration Certificate
- Quick Start Manual
- FREE Software TSensor for Configuring of the Transmitter
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