EE300Ex
Available on backorder
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The EE300Ex, distributed by Instromart offers consistent environmental measurement in industries such as oil & gas, petrochemical, pharmaceutical, and mining.
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EE300Ex - Intrinsically Safe Humidity and Temperature Transmitter for Hazardous Areas
The EE300Ex is a highly reliable humidity and temperature transmitter engineered for use in environments where flammable gases or dust may be present. Certified for intrinsic safety (ATEX, IECEx, UKEX, and CSA), this device is built to operate safely and accurately in Zone 0/20 conditions. With rugged construction, stainless steel probes, and replaceable sensor modules, the EE300Ex offers consistent environmental measurement in industries such as oil & gas, petrochemical, pharmaceutical, and mining.
Specifications
| Measured Parameters | Relative humidity, temperature, optional: dew point, frost point, mixing ratio, absolute humidity |
| Humidity Accuracy | Up to ±1.3 % RH (10–90 % RH) |
| Temperature Accuracy | Up to ±0.1 °C (model dependent). |
| Analog Outputs | 0–10 V or 4–20 mA (2-wire or 3-wire selectable). |
| Sensor Module | Factory-calibrated, replaceable on-site. |
| Probe Options | Stainless steel probes: wall, duct, or remote configuration. |
| Configuration | Adjustable using setup tool (outside hazardous zone). |
| Power Supply | 12–30 V DC, based on wiring configuration. |
| Operating Range | -40 °C to +180 °C (depending on probe model). |
| Housing Protection | IP65-rated enclosure. |
| Certifications | ATEX, IECEx, UKEX, CSA, CE, UKCA. |
| Safety Zone Compliance | Approved for use in hazardous gas and dust zones (Zone 0 / Zone 20). |
Main Features
- Certified for use in explosive atmospheres (Zone 0 / Zone 20).
- Measures relative humidity and temperature simultaneously.
- Selectable analog outputs: 0–10 V or 4–20 mA, available in 2-wire and 3-wire configurations.
- Mounting options include wall, duct, or externally connected remote probes.
- Wide temperature capability: -40 °C to +180 °C depending on probe type.
- Delivers high-accuracy readings with up to ±1.3 % RH for humidity and ±0.1 °C for temperature.
- Sensor head is field-replaceable and pre-calibrated.
- Sealed enclosure with IP65 rating, offering resistance to dust ingress and water exposure.
- Can calculate and output additional values such as dew point, frost point, absolute humidity, and mixing ratio.
- Intrinsically safe for Zone 0 (gas) and Zone 20 (dust) classifications.
- Analog output flexibility to match system requirements.
- Reliable measurement under extreme temperature conditions.
- Supports multiple mounting styles for installation flexibility.
- Maintains accuracy in corrosive and humid environments.
Industrial Applications
- Oil and Gas Installations – Secure environmental sensing in potentially explosive settings.
- Pharmaceutical Manufacturing – Safe monitoring in GMP-regulated, high-risk zones.
- Chemical Plants – Reliable measurements in corrosive, high-humidity atmospheres.
- Mining Operations – Built to withstand dust-laden, harsh underground conditions.
- Industrial Hazard Zones – Accurate monitoring where standard transmitters can’t be used
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