Hand-In Type Double Door 98% R.H Constant Temperature and Humidity Test Chamber
This hand-in type double door constant temperature and humidity test chamber is designed for comprehensive material testing under various environmental conditions including heat resistance, cold resistance, dry resistance, and moisture resistance.
Equipment Overview
Featuring simple operation and easy programming capabilities, this testing chamber displays set values and operational time. The double-door design allows direct hand access during testing procedures.
Construction & Materials
Constructed with stainless steel interior and powder-coated exterior finish for durability and corrosion resistance.
Key Features
- High-texture appearance with matte stripe surface treatment and planar non-reactive handles for safe, reliable operation
- Rectangular complex glass viewing window with anti-sweat heater and high-brightness PL lighting
- Double-insulated airtight container effectively isolates internal temperature leakage
- External water supply system for easy water replenishment and automatic reuse
- French "Taikang" compressor circulatory system with environmentally friendly refrigerants (R23, R404, R507)
- Imported LCD display controller showing measurement values, settings, and time
- Multi-segment programmable control with quick (QUICK) or slope (SLOP) temperature/humidity control
- Built-in mobile pulley system with strong positioning screws for easy mobility and secure placement
Industry Applications
Widely used for quality control in electronics, plastic products, electrical appliances, instruments, food, vehicles, metals, chemicals, building materials, aerospace, medical care, and related industries.
Compliance Standards
This equipment meets international standards including IEC, MIL-STD, JIS, JESD, GB, and GJB specifications for temperature, humidity, and environmental testing requirements.
Technical Specifications
| Model |
ZL-80 (A~G) |
ZL-150 (A~G) |
ZL-225 (A~G) |
ZL-408 (A~G) |
ZL-608 (A~G) |
ZL-800 (A~G) |
ZL-1000 (A~G) |
| Inside Size W*H*D (cm) |
40*50*40 |
50*60*50 |
50*75*60 |
60*85*80 |
80*95*80 |
100*100*80 |
100*100*100 |
| Outside Size W*H*D (cm) |
100*170*87 |
105*175*97 |
115*190*97 |
135*195*115 |
145*185*137 |
145*210*130 |
147*210*140 |
Temperature Range
-70℃~+100℃(150℃)
Humidity Range
20%~98% R.H.
Accuracy/Uniformity
±0.1℃; ±0.1% R.H./±1.0℃; ±3.0% R.H.
Accuracy/Volatility
±1.0℃; ±2.0% R.H./±0.5℃; ±2.0% R.H.
Heating/Cooling Time
~4.0℃/min; ~1.0℃/min
Interior Material
Stainless Steel SUS 304#
Insulation Material
High-density amino acid ethyl ester foam
Cooling System
Air-cooled/water cooled compressor systems
Controller
TEMI300 digital controller (South Korea)
Compressor
France Tecumceh
Power Supply
1Φ 220VAC±10% & 3Φ 380VAC±10% 50/60Hz
System Components & Software Functions
Wind Circulative System: Multi-wing centrifugal rewind fans with aluminum alloy axis and stainless steel multi-blade centrifugal wind wheel for forced convection.
Water Supply System: Rear-mounted water tank with automatic water supply and low water warning system.
Cooling System: French "Tecumceh" hermetic refrigeration compressors, air-cool condenser coil, pomfret chip multi-segment evaporator, with imported desiccant cooling and Italian expansion valve.
Temperature & Humidity Control: South Korea TEMI850 color LCD touch screen with ±0.5℃ ±1% R.H. accuracy, 999 program memory capacity, RS-232 communication interface, and PT100 sensor.
Standard Accessories
- Two adjustable stainless steel shelf boards with customizable spacing
- Perspective vacuum glass windows (explosion-proof type)
- Wide-angle energy-efficient fluorescent lighting
- Four adjustable fixed wheel axles with control indicator lights
- One pair of Φ50mm testing holes
Power Requirements
Three-phase 380V ±10%, 50Hz ±2%, 4KW power supply.
Service & Support
Comprehensive support including equipment drawings, electrical schematics, operating manuals, staff training, and one-year warranty with free maintenance service, followed by cost-based accessory support.
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