Overview

The document presents detailed technical specifications and features of Kambic d.o.o.'s Climatic Chambers (models KK-68 CHLT through KK-1000 CHLT), designed for temperature and relative humidity controlled testing ranging from -40 °C to +180 °C. These chambers are intended for material temperature and humidity resistance testing, product conditioning, sensor calibration, accelerated aging, and stress tests with high metrology performance.

Key Features

• Temperature and relative humidity controlled test environment
• Superior temperature and humidity stability and uniformity
• Sample conditioning and sensor calibration capabilities
• Robust construction with galvanized and powder-coated steel exterior and stainless steel interior
• Soft profile silicone seals for airtightness
• Internal air circulation fan with speed control
• Heavy-duty closing mechanism and swivel wheels with brakes for mobility
• Access ports (standard Ø50 mm) with plugs, optional additional ports
• Heated observation window with illumination (standard on KK-68, optional on others)
• Controller with user-friendly interface, PID temperature control, dew point humidity control, RS-232 interface (USB optional)
• Two-level over-temperature protection system
• Water tank with level switch and optional automatic water feeding

Technical Specifications

Models and Dimensions

Temperature and Humidity Performance

• Temperature range: -40 °C to +180 °C for all models
• Heat-up rates vary by model, from 1.5 °C/min (KK-340) up to 4.2 °C/min (KK-68)
• Cool-down rates range from 1.4 °C/min (KK-1000) to 3.5 °C/min (KK-105)
• Temperature stability ranges from ±0.05 °C to ±0.5 °C depending on temperature and model
• Temperature uniformity varies between ±0.3 °C to ±2.0 °C depending on temperature and model
• Relative humidity range: 10% to 98% RH with ±0.5% stability at key points (50 °C 50% RH and 90 °C 90% RH)
• Humidity control via dew point sensor with dry air purge for extended range

Additional Parameters

• Temperature and humidity display resolution: 0.1 °C and 0.1% RH respectively
• Set resolution: 0.1 °C for temperature, 1% for humidity
• Power supply: 230V single-phase for smaller models, 3x400V three-phase for larger models (KK-500 and KK-1000)
• Wattage ranges from 3200 W to 12000 W depending on model size
• Noise levels from 58 dBA to 65 dBA at 1 meter distance
• Maximum shelf capacity ranges from 25 kg to 50 kg; total max load from 40 kg to 200 kg

Construction and Design

• Exterior: Galvanized and powder-coated steel
• Interior: Fully stainless steel with triple-wall design for superior air distribution
• Soft silicone seals ensure airtightness
• Heavy-duty closing mechanism and adjustable stainless steel wire shelves
• Access ports standard on left side (Ø50 mm), optional additional ports available
• Observation window with illumination standard on KK-68, optional on others
• Water tank with level switch and optional automatic water feeding system
• Two-level over-temperature protection: heating disabled at +5 °C over setpoint, mechanical shutoff at +10 °C above max temperature
• Heavy-duty swivel wheels with brakes for easy movement

Controller and Interface

• User-friendly controller with advanced settings
• PID temperature control
• Dew point humidity control with dry air purge
• Communication via RS-232 interface; USB available as accessory
• Optional software (KK-Tool) for monitoring and history logging
• Optional password protection and evaluation reports available

Ordering Information and Accessories

The document lists part numbers for all chamber models and accessories including wire and perforated shelves, access ports of different sizes, observation windows with illumination, automatic water feeding, extended humidity range via dry air purge, trolleys, USB interface, software, password protection, and evaluation reports (standard and accredited).

Note: All performance data are based on controlled stable ambient conditions (22 °C ± 3 °C). Use of accessories may affect performance.

Summary

Kambic's climatic chambers offer a comprehensive range of sizes and capabilities for precise temperature and humidity testing with robust construction, advanced control systems, and extensive accessory options. They are suitable for high-precision metrology applications including sensor calibration, product conditioning, and accelerated aging tests.