DTLH Temperature and Humidity Standard Test Chamber for Hygrothermograph Calibration - 520×510×520mm Interior, ±0.1℃ Accuracy

The DTLH low humidity intelligent temperature and humidity standard chamber is a specialized verification equipment designed for calibrating hair temperature and humidity meters, dry and wet bulb thermometers, digital temperature and humidity meters, and various temperature and humidity sensors. This precision instrument provides high-accuracy control and testing capabilities, delivering continuous, repetitive humidity measurements ideal for scientific research and product testing applications.

• Humidity control utilizes shunt method moisture generation, significantly reducing stabilization time compared to traditional double temperature methods
• Temperature control employs liquid bath constant temperature plate heating technology for superior temperature stability and uniform temperature distribution
• Unique air circulation design with frequency conversion technology ensures uniform temperature field and eliminates dead zones

• WiFi remote control capability via mobile app for convenient operation
• High-resolution capacitive touch screen with multi-touch support
• One-click start and automatic control functions reduce operator training requirements
• Scheduled operation functionality for improved efficiency

• Heavy-gauge phosphated, passivated, and powder-coated exterior for corrosion resistance
• SUS304 brushed stainless steel interior chamber
• High-precision imported platinum resistance temperature sensors and Rotronic humidity sensors

Can be upgraded to an intelligent temperature and humidity meter automatic verification system with image acquisition, dew point meter, and industrial control computer, enabling complete automation of verification processes, record preservation, and report generation.

• High-definition capacitive touch screen with multi-touch support
• WiFi remote control for temperature/humidity settings and status monitoring
• Real-time temperature and humidity curve display with screenshot capability
• Automatic data recording in XLS format with USB export
• Scheduled startup functionality for operational efficiency
• Multi-point calibration support for temperature and humidity sensors
• Segmental PID control for fast, stable operation with zero overshoot
• Variable speed fan control via frequency conversion technology
• Comprehensive protection systems including overheating, liquid level, and compressor protection
• Multiple communication interfaces: USB, network, WiFi, RS-232

Three-Sided Observation Windows: Multiple viewing angles for convenient monitoring

SUS304 Brushed Stainless Steel Interior: Durable, corrosion-resistant construction

App WiFi Control: Remote operation via mobile devices

High-Resolution Capacitive Touch Screen: Intuitive user interface

Multiple Interface Options: USB, network, WiFi, RS-232 connectivity

5-Layer Vacuum Tempered Glass: Certified 3C safety glass for optimal visibility and insulation

• Temperature uniformity at 23℃: ≤0.25℃ (@15℃, 23℃, 30℃)
• Humidity uniformity at 23℃ with RH 30% and 70%: ≤0.5% RH (@5% RH to 80% RH)
• Temperature transition time: 90 minutes from 24℃ to 0℃
• Humidity transition time: 15 minutes from RH 30% to RH 40% at 23℃
• Calibration reports: Available upon request
• Power supply: Single phase, 220VAC
• Controller calibration: Built-in calibration function for adjustments