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General| Type | Data Logger |
|---|---|
| Display | LCD |
| Data Storage | Internal memory |
| Communication Interface | USB |
| Series | HD35 |
| Manufacturer | Delta OHM |
| Measurement Parameters | Temperature, Relative Humidity, Dew Point, Wet Bulb Temperature |
| Relative Humidity Range | 0 to 100% RH |
| Power Supply | Battery |
| Operating Temperature | -20...+50°C |
| Relative Humidity Accuracy | ±1.5% RH (10 to 90% RH at 25 °C) |
Description of the HD35AP series base unit, its function as an interface.
Description of HD35RE repeaters, used to extend communication distance.
Description of HD35ED series data loggers for remote measurements.
Description of the HD35ED-ALM for activating signaling devices.
Steps for installing HD35AP-S software and connecting the base unit to PC.
Procedures for powering network devices and activating the RF stage.
Steps for adding devices to the network and verifying RF communication.
Installing devices, checking reachability, adding repeaters, and configuring parameters.
Procedure for adding new devices to an already operating wireless network.
Steps to remove a device from the wireless network and its RF circuit status.
Description of HD35AP base unit components for indoor use.
Description of the HD35APR base unit designed for DIN rail mounting.
Description of HD35APxGMT base units for outdoor environmental use.
Explanation of RF LEDs and overview of connection options per model.
Details on connecting base units via Ethernet, Wi-Fi, RS485, and Cellular.
How to power the HD35APxGMT outdoor base units.
Using SIM cards and SMS commands for base unit configuration.
Comprehensive technical specifications for all base unit models.
Descriptions of HD35RE indoor and HD35REW outdoor repeaters.
Procedures for connecting repeaters and guidance on system arrangement.
Technical specifications for HD35RE and HD35REW repeaters.
Description of data loggers and their status LEDs.
Connecting loggers, LCD info, and menu navigation for graphic/custom LCD.
General calibration info and specific procedures for CO2, Pressure, RH.
How to measure WBGT index and monitor Volatile Organic Compounds.
Detailed technical specifications for various HD35ED data logger models.
Description of the HD35ED-ALM device and its status LEDs.
How to connect the alarm device and its relay outputs.
Procedures for connecting and disconnecting the alarm device wirelessly.
Technical specifications for the HD35ED-ALM remote alarm device.
General safety requirements for operating the instruments safely.
Operator obligations regarding workplace safety and dangerous materials.
Ordering codes and specifications for combined T/RH probes.
Ordering codes and specifications for temperature probes.
Specific probes required for WBGT index measurements.
Details on sensors for measuring soil volumetric water content.
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