What does WANDI Korea do?

WANDI Korea is the official Korean distributor of WANDI environmental and gas measurement instruments, operated by RS Korea Co., Ltd. We provide sales, calibration, repair, installation, and technical support for portable and fixed multi-gas detectors and air quality monitoring systems, exporting to more than 20 countries with over 5,000 delivery records.

What products do you offer?

We supply portable multi-gas detectors (EDW100, EDW500, Gas Tiger series), fixed multi-gas detectors (FIX800, FIX900, FIX-AP), air quality monitoring systems (FIX5000), and gas leak detectors (GLD series) for industrial safety and environmental measurement.

Which gases can be measured?

Our instruments measure oxygen (O2), carbon monoxide (CO), hydrogen sulfide (H2S), combustible gases (EX), carbon dioxide (CO2), ammonia (NH3), and volatile organic compounds (VOC), among other hazardous and combustible gases found on industrial sites.

Do you provide calibration and repair services?

Yes. Beyond product sales, WANDI Korea provides in-house and national certified calibration, repair, installation, and ongoing technical support. Calibration and repair requests can be submitted through the quote/calibration/repair pages on our website.

How can I get a quote for a gas detector?

You can request a quote directly through the quote page on our website or through a nearby dealer. Let us know your application and target gases, and we will recommend a suitable model.

In which fields are the products used?

They are used across a wide range of industrial sites including laboratories, factories and plants, hospitals, military facilities, livestock and wastewater treatment, and construction sites for worker safety and environmental monitoring.

FIX800 Fixed Hydrogen (H₂) Detector with LED Display Board — Pharmaceutical Research Laboratory Installation (Cheongju)

FIX800 Fixed Hydrogen (H₂) Detector with LED Display Board — Pharmaceutical Research Laboratory (Cheongju, Chungcheongbuk-do)

This article covers the installation of a FIX800 H₂ fixed detector (0–1,000 ppm) and LED display board in a research laboratory at a pharmaceutical facility in Cheongju, North Chungcheong Province.

Installation Summary

Materials required: approximately 40–50 m of combined power and communication cable
Note 1: Ceiling conduit routed using a power drill; detector installed inside the laboratory, display board installed in the adjacent office
Note 2: Hydrogen is lighter than air — detector mounted above the expected hydrogen generation source
Note 3: Elevated mounting position required ladder access

Detector Installation — Elevated Ceiling Position

The detector was mounted at the agreed point, followed by drilling work to route the cable through the ceiling. Well-constructed buildings typically require more effort for penetration work.

Waterproof Flexible Conduit — Visual Match with Existing PVC

Waterproof flexible conduit matching the diameter and color of the existing PVC pipework was used to minimize visual contrast with the existing installation.

LED Display Board — Real-Time Monitoring from the Office

An LED display board with integrated beacon alarm was installed in the office space adjacent to the laboratory. The board is connected to the FIX800 via communication and power cable. The 220V power supply cable was routed in a narrow white duct for a clean finish.

Span Gas Test and Operator Training

After construction and site cleanup, the facility manager was invited for a live demonstration and operating training session. Calibration gas was injected to verify sensor response, alarm activation, and display board integration.

After span gas injection, concentration changes were clearly reflected on the external display board — confirming that laboratory hydrogen levels can be monitored conveniently from the office throughout the workday.

Frequently Asked Questions

Q1. Why is hydrogen used in pharmaceutical research laboratories?

Pharmaceutical research involves hydrogenation reactions, direct hydrogen gas experiments, and fuel cell material studies, among other applications. Even small quantities of hydrogen in a sealed laboratory can reach explosive concentrations (LEL 4%) quickly if released — making continuous monitoring essential.

Q2. Why is the detector placed inside the lab while the display board is in the office?

Laboratories are not always occupied. Installing the display board in an adjacent office or corridor allows staff to check hydrogen concentrations and alarm status before entering the lab — providing a critical pre-entry safety check even when no one is inside the monitored space.

Q3. Is maintenance difficult when the detector is mounted near the ceiling?

Calibration and sensor replacement at height requires ladder access, which adds some complexity. Using a quick-release bracket or slide-rail mounting system makes the detector easy to remove and reinstall without disrupting the conduit or wiring — significantly improving maintenance convenience at elevated positions.

Q4. Why is it important to match the conduit color to the existing PVC?

In research facilities and office environments where aesthetics matter, new conduit that contrasts visually with the existing installation can draw unwanted attention. Using matching diameter and color flexible conduit makes the new routing blend naturally with the existing pipework — a detail that consistently receives positive feedback in professional installations.

Q5. Why must the span gas test be performed immediately after installation?

The span gas test simultaneously verifies sensor response, alarm threshold operation, and display board integration in a single procedure. Without this test, there is no confirmed evidence that the system will operate correctly during an actual hydrogen leak. Conducting it in the presence of the facility manager combines final acceptance testing with hands-on operator training.

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