High Frequency Moisture Analyzer
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| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM/ODM Producer |
| Country of Origin | China |
| Model | HBD4-MS1204Dip |
| Price Range | USD 1,400–4,200 |
| Measurement Principle | High-Frequency Capacitance Sensing (1–10 MHz) |
| Range | 0.01–100.0% w/w moisture |
| Repeatability | ±0.5% FS |
| Accuracy | ±2.0% FS |
| Response Time | <100 ms (electrical), <15 s (full system stabilization at 25 °C) |
| Sample Temp. | −40 to +85 °C |
| Max. Process Pressure | <0.3 MPa |
| Ambient Temp. | −10 to +60 °C |
| Power Supply | Rechargeable 9 V NiCd battery (HBD5), 4 h continuous operation, 1 week standby |
| Total Power Consumption | <150 mW |
| Explosion Protection | Ex d ia IIC T5 (IEC 60079-0, -1, -11) |
| Output Interface | RS232 & RS485 (STIMcom default |
| Enclosure Rating | NEMA 2 |
| Sensor Dimensions | Ø24 × 240 mm (customizable) |
| Probe Mounting | 1″ NPT or ZG1″ thread |
| Instrument Dimensions | 98 × 32 × 185 mm |
| Weight | <0.7 kg |
| Long-Term Stability | ±1% over 5 years |
| Compliance | ASTM D6304, ISO 8533, IEC 61000-6-2/6-4 (EMC), RoHS |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Model | T-BD5-EMC1204 |
| Operating Temperature | -10°C to 40°C |
| Storage Temperature | -41°C to 71°C |
| Supply Voltage | DC 24 V |
| Output Signal | 4–20 mA |
| Response Time | <10 ms |
| Thread Interface | G1" (external) |
| Accuracy | ±0.5%–1.5% FS |
| IP Rating | IP65 |
| Intrinsically Safe Design | Ex ia IIC T6 |
| Hazardous Area Classification | Class I, Groups A/B/C/D |
| Contact Materials | 304 Stainless Steel + PTFE |
| Communication | RS232 / RS485 / IEEE 1451.2 STIM / Modbus RTU |
| Transmitter Options | BD5xCD (with local display) or BD5xC (no display) |
| Typical Measurands | Water-in-oil, oil-in-water, polymer solutions, emulsions, slurries, pulp suspensions, solvents, pharmaceutical intermediates |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | T-BD5IMD+MS1204pcR0.01-10T120 P1.6 |
| Operating Pressure | 1.6 MPa (standard) |
| Temperature Range | -40°C to +100°C |
| Moisture Range | 0–100.0% w/w |
| Accuracy | ≤0.1% FS |
| Repeatability | ±0.1% FS |
| Resolution | 0.01% |
| Insertion Depth | 240 mm (standard, customizable) |
| Enclosure Rating | IP56 / NEMA 4X |
| Explosion Protection | Ex ia IIC T4 Ga |
| Wetted Materials | 1Cr18Ni9Ti (AISI 321 stainless steel) |
| Power Supply | 9–24 V DC @ 100 mA |
| Output Signal | 4–20 mA (configurable, full-scale) |
| Total Length | <700 mm |
| Weight | 2.5–5 kg |
| Brand | ICT International |
|---|---|
| Country of Origin | Australia |
| Model | MPKit (comprising MP406 sensor and MPM160 meter) |
| Measurement Principle | Time-Domain Transmission (TDT) via high-frequency electromagnetic wave propagation |
| Measurement Range | 0–100% volumetric water content (VWC) |
| Accuracy | ±1% VWC (soil-specific calibration), ±5% VWC (generic mineral soil calibration) |
| Response Time | <0.5 s |
| Probe Preheat Time | 3 s |
| Ingress Protection | IP68 (fully sealed, permanently embeddable) |
| Probe Dimensions | 60 mm active length, 4 mm radius, stainless steel 316 body |
| Total Probe Length | 215 mm |
| Cable Standard | 4.5 m (extendable up to 100 m) |
| Readout Meter Display | 16-character LCD, showing battery status, raw mV output (0–1200 mV), calibrated VWC, and unit indicators |
| Resolution | 0.1% VWC |
| Data Storage | 1 MB flash memory (~1024 readings) |
| Interface | RS-232 + USB download cable |
| Software | Windows-based ICT Data Manager (CSV export supported) |
| Sleep Current | 1 µA |
| Accessories Included | Stainless steel extension rod (enables 80 cm depth measurement), rugged ABS plastic carrying case |
| Compliance | Designed for field-deployable GLP-aligned environmental monitoring |
| Brand | Jingcheng Huatai |
|---|---|
| Origin | Beijing, China |
| Model | HT-350 |
| Measurement Principle | High-frequency electromagnetic wave (radio frequency, 1–10 MHz) |
| Moisture Range | 0–80% w/w |
| Accuracy | ±(0.5% of reading + 1%) |
| Resolution | 0.1% |
| Response Time | 1 second |
| Operating Temperature | −10 °C to 50 °C |
| Operating Humidity | 35–85% RH |
| Display | 4-digit LCD with backlight |
| Power Supply | 4 × AAA batteries |
| Dimensions (main unit) | 140 mm × 60 mm × 24 mm |
| Sensor Probe Length | Standard 235 mm (custom lengths available) |
| Net Weight | ~120 g |
| Compliance | Designed for industrial QC environments |