humidity chamber

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A Humidity Chamber is a precision environmental testing instrument designed to simulate controlled temperature and humidity conditions for evaluating the performance, stability, and durability of various products and materials. It is widely used in quality control laboratories, research institutes, pharmaceutical industries, electronics, automotive, textile, packaging, and material testing facilities. Equipped with an advanced PID controller, PT-100 temperature sensor, digital humidity control, and a high-performance air circulation system, the chamber ensures uniform environmental conditions and highly accurate test results. Its robust construction, energy-efficient insulation, and user-friendly operation make it an ideal solution for reliable environmental testing and product validation.

and relative humidity inside the chamber to defect the change in the physical characteristics of material and to ascertain the actual working
life of testing device. 4B Testing Equipments Humidity Chamber is complies for standards ASTM D1776, ASTM D1776M-15, BS950
Part – 1 (D65).

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Description

Water Outlet provided. A sliding glass door moves vertically with counter weight. Complete with fluorescent light. Centrifugal motor fan with S.S Fitted with the exhaust fumes will vented with PVC pipe outlet.

Features

Temperature sensing through PT-100 sensor.
Alarm system with buzzer sound at the end of the test cycle.
Highly accurate test results under uniform temperature and humidity conditions.
Digital control for both temperature and humidity.
High-grade imported PUF insulation for superior thermal performance.
Maximum thermal efficiency through advanced insulation technology.
SSR-based heater for precise and reliable temperature control.
Digital preset timer with LED display.
Inbuilt auto-tuning function for accurate process control.
Water level indicator for convenient monitoring.
German imported rapid air circulation fan for uniform heating, cooling, humidification, and dehumidification inside the chamber.
Inbuilt calibration feature with reference to the master PID controller.
Advanced PID controller with RTD PT-100 sensor support.
Auto-stop feature to shut down the machine automatically after the preset time.
Time totalizer to record the total operating hours of the instrument.

Specification

Technical Specifications – Humidity Chamber
Temperature Range	10°C to 60°C
Temperature Accuracy	±1°C
Humidity Range	40% to 95% RH
Humidity Accuracy	±3% RH
Display	LED (Digital)
Accuracy	Temperature: ±2°C / Humidity: ±5%
Least Count / Resolution	Humidity: 0.1% / Temperature: 0.1°C
Power Supply	15A, 220V, Single Phase, 50 Hz
Timer	999 Hours (Changeable to Minutes on Request)
Water Level Low	Alarm Output

Highlight

No. of Sample Racks	2
Handle	Yes
Wet Heater	1 kW, 1 No.
Dry Heater	500 Watt, 1 No.
Temperature Sensor	1 (PT-100)
Humidity Sensor	1 (RH)
Movement	Castor Wheels
Material	Mild Steel (Outer Body), Stainless Steel (Inner Body)
Finish	Powder Coated Heavy Gray & Blue Combination Finish with Bright Chrome / Zinc Plating for Corrosion-Resistant Finish
Dimensions	Inner: 455 × 455 × 710 mm Outer: 660 × 930 × 1515 mm
Direct RH Controller	Available
RH Sensor Range	40% to 95% RH (For Direct RH Controller)

Capacity (Litres)	Inner Chamber Size (W × D × H) mm
91	450 × 450 × 450
175	500 × 500 × 700
288	550 × 550 × 900
342	600 × 600 × 900
441	700 × 700 × 900

FAQ

Frequently Asked Questions

1. What is a humidity chamber?

A humidity chamber is a laboratory testing equipment used to create controlled temperature and humidity conditions for testing the performance, stability, and durability of products under simulated environmental conditions.

2. What is a humidity chamber used for?

It is used to evaluate how products respond to varying levels of temperature and humidity, helping manufacturers ensure product quality, reliability, and compliance with industry standards.

3. Which industries use humidity chambers?

Humidity chambers are commonly used in pharmaceuticals, electronics, automotive, textiles, packaging, plastics, research laboratories, educational institutions, and quality control departments.

4. What is the temperature range of the humidity chamber?

The standard operating temperature range is 10°C to 60°C, while customized ranges are available based on specific testing requirements.

5. What is the humidity range of the chamber?

The chamber provides a humidity range of 40% to 95% Relative Humidity (RH), ensuring precise environmental testing conditions.

6. Is the fume hood suitable for handling corrosive chemicals?

Yes, the stainless steel interior and corrosion-resistant finish make it suitable for handling a wide range of laboratory chemicals and corrosive substances.