High and Low Temperature and Humidity Chamber 150L IEC60068-2-78
Complied Standards & Clauses
IEC60068-2-1:2007 “Environmental Testing-Part 2-1: Tests-Test A: Cold, IDT”
IEC60068-2-30:2005 “Environmental Testing-Part 2-30: Tests-Test Db: Damp heat, cyclic (12h+12h cycle), IDT”
IEC60068-2-78:2012 “Environmental Testing-Part 2-78: Tests-Test Cab: Damp heat, steady state, IDT”
IEC60068-2-2:2007 “Environmental Testing-Part 2-1: Tests- Test B-Dry heat, IDT”
Equipment Overview
The purpose is to confirm the product's reliability of storage and transportation under high and low temperature alternating heat and humidity. This test chamber is used for cold, heat, humidity and dryness testing of raw materials and devices such as electronics, electricians, electrical appliances, plastics, etc.
Technical Parameters
Technical Parameters |
Control & Operation | PLC and touch screen intelligent control system |
Chamber Size | Inner Size | External Size |
500*600*500 mm | 780*1650*1550 mm |
Temperature Range | -70 °C ~+150°C |
Humidity Range | 20%~98%RH |
Temperature fluctuation | ±0.5℃ |
Humidity fluctuation | ≤2.5% |
Temperature deviation | ≤±2.0℃ |
Humidity Deviation | ≤±3% |
Heating Rate | ≧2-3°C/min |
Cooling Rate | ≧1°C/min, average no load |
c) Controller specifications | Technical indicators: 1. 7-inch color touch screen 2. Two control modes: program/fixed value 3. Sensor type: two PT100 inputs (electronic sensor input optional) 4. Output mode: voltage pulse (SSR)/control output: 2 (temperature/humidity)/2 4-20mA analog output/16 relay outputs (passive) 5. Control signal: 8 IS control signals/8 T control signals/4 AL control signals 6. Alarm signal: 16 DI external obstacle alarms 7. Temperature measurement range: -90.00℃--200.00℃, (optional -90.00℃--300.00℃) error ±0.2℃ 8. Humidity measurement range: 1.0%--100%RH, error ±1%RH 9. Communication interface: (RS232/RS485, maximum communication distance 1.2km [optical fiber up to 30km]) 10. Interface language type: Chinese/English 11. Equipped with English input function 12. Can be used with a printer (USB function optional) 13. A variety of signal combination relay outputs, and the signals can be subjected to logical operations (NOT, AND, OR, NOR, XOR), referred to as PLC programming ability 14. Diversified relay control methods: parameter->relay mode, relay->parameter mode, logic combination mode, composite signal mode 15. Program editing: 120 groups of programs can be programmed, and each group of programs can program up to 100 segments |
Controller technical parameters | Accuracy: temperature ±0.1℃+1digit, humidity ±1%R.H+1digit Resolution: temperature ±0.01℃, humidity ±0.1%R.H. Temperature slope: 0.1~9.9 can be set. It has upper and lower limit standby and alarm functions. Temperature and humidity input signal dry and wet bulb PT100x2. 9 sets of P.I.D control parameter settings, P.I.D automatic calculation. Dry and wet bulb with automatic correction screen function |
Details

