| Volume & Dimension |
| Effective Volume | 150L |
| Inner Dimension | W500 mm*H600 mm*D500 mm |
| Overall Dimension | W700mm*H1750mm*D1570mm Kindly remark: exact overall dimension pls refer to the final
design drawing! |
| Performance |
| Condition | Air cooling type under environment temp.+5℃～+35℃, relative
humidity≤85%. No load (without specimen in the testing zone) |
| Temp. Range | -40℃~+150℃ |
| Temp. Fluctuation | ±0.5℃ |
| Temp. Deviation | ≤±2.0℃ |
| Temp. Uniformity | ≤2.0℃ |
| Temp. Heating Time | From -40℃ to 80℃, full range non-linear average about 5℃/mins, no
load |
| Temp. Cooling Time | From 80℃ to -40℃ , full range non-linear average about 5℃/mins, no
load |
| Temp. Overshoot | ≤±2℃ |
| Max. Loading | No |
| Humidity Range | 20％RH～98％RH |
| Humidity Fluctuation | ≤±2.5%RH |
| Humidity Deviation | >75% RH: ≤+2, -3%RH, <75%RH:≤±5%RH |
| Constant Max. Heating Load | No |
Temperature Humidity Control Diagraph | |
| Noise | ≤70dB(A Level) |
| Structure & Material |
| External Chamber | Adopt double electrostatic resin high temperature paint galvanized
sheet. |
| Internal Chamber | Internal chamber with 1.2mm thick SUS#304 high &low temperature resistance stainless steel. Bottom with 2mm thick #304 stainless steel, with high strength square tube connection reinforcement ,
loading capacity with ≥250KG/㎡ |
| Insulation Material | Adopt flame retardant high strength PU Polyurethane foam insulation
material with thickness of 100mm, heat preservation coefficient
less than 0.0212kcal/Mohr. |
| Chamber Door | Single open door, Door size:W500XH600mm. |
| Observation Window | With vacuum glass observation window (W300 xH400mm) on the door;
and door frame with electric heat resistant, anti-frosting,
anti-condensing devices, ensures clear observation of the specimen
under testing |
| Testing Hole | One ￠50mm testing hole on left of the chamber, with silicon seal
and stainless steel cover. |
| Sealing | Adopt original imported silicon rubber strip, with high sealing
performance |
| Sample Holder | SUS#304 stainless steel sample holder, 2 layers, loading capacity:
＞50KG/layer. |
| Pressure Balance Port | Installed mechanical pressure close type balance device to avoid
pressure difference influence the test chamber strength when do
high temp. high humidity test. |
| Lighting Inside Chamber | With one Philip brand energy saving light (9W) inside the
observation window |
| Air Supply System |
| Air supply feature | Blower with variable frequency speed adjustable motor, automatic
adjust air speed under constant temperature and humidity, reach the
best constant efficiency. |
| Cyclic Motor | Taiwan Shyuan Ya low pressure asynchronous motor |
| Blower | Multi-blades centrifugal circulating blower, high low temp.
resistant aluminum blades |
| Sensor | American PT100 temperature humidity sensor(Wet-dry bulb) |
| Refrigeration System |
| Air cooling method | Full closed air cooling type compressor |
| Compressor | French Tecumseh compressor |
| Refrigerant | Environment friendly refrigerant ( American Dupond) HFC R404A,R23A |
| Condenser | Air cooling high efficiency forced convection finned type |
| Evaporator | High efficiency multi-segment fin type evaporator |
| Oil Separator | Emerson |
| Evaporating pressure regulating valve | Danfoss evaporating pressure regulating valve (ensures no
condensing under long time low temperature high humidity
operating). 1) Danfoss electric expansion valve. Refrigerant flow with servo
control 2) Features 1.Totally enclosed type design, with step motor driving 2.Very short time recover from full close to full open. 3 High Accuracy, long life expectancy. 4.Liner flow change, wide cooling range. 5.Continuous cooling adjustment, no liquid hammer in refrigerating
circuit. 6. Motor and valve integrate, high reliability. Main Advantages: 1.Realized active control for cooling system, able to adjust output
according to different mode and working condition. 2. Make the cooling system reach best cooling capacity in wider
working range. 3.Energy saving: electric expansion valve will full range
self-adapt +active adapt to adjust cooling capacity output, realize
energy saving purpose. |
| Solenoid valve | Japan Sangamonian & Danfoss |
| Liquid Mirror | Danfoss |
| Other Accessories | All with famous brand products(Right picture:Dry filter) |
| Heating System |
| Heating Tube | Naked wire type nickel chromium alloy electric heating tube |
| Humidification System | 1. Humidification System: use humidifying barrel humidify, higher
speed than traditional way, and not produce incrust ant, good low
humidity performance, easy cleaning. 2. With inlayed type humidifying tube, insulation resistance larger
than 50MΩ,with dry burn, explosion-proof function. 3. Humidifying barrel made with stainless steel, and with water
level observation window. |
| Control Method | Controller output signal through SSR solid state relay realize high
precise non-contact control |
| Controller & Control Circuit—TATOTT-5166TH-7 |
| Control Method | Programmable high accuracy microcomputer controller use cold mirror
dew point instrument control temp. humidity system. cold mirror dew
point instrument control temp. Humidity system. P.I.D., BTC balance
temperature control method (thermal compensation function) +DDC
digital cold control +DEC digital electric control (Temperature
change test program setting) |
| Display | 7-inch TFTcolor LCD touch screen (65535 color, resolution 800*480),
brightness adjustable, more thin and long-life expectancy. |
| Input | 2 group input, simultaneously support dry-wet bulb and electric
humidity sensor, thermocouple T,K,E etc. |
| Accuracy | 24-bit high precision, full range with high accurate two decimal
display: Temp.: 0.01℃,Humidity:0.01%RH,Time:0.01 Seconds |
| System Capacity | 13450 Segment , 530hours per segment , Maximum 32000cycles,Fix
value running maximum 999999hours |
| Operating Mode | Fix value/Slope /Program /continuous,4 running modes |
| Output Method | PID+SSR/SCR automatic double direction sync-output, BTC temperature
control method +DEC (Digital Electric Control) |
| Software Function | - Temp. Humidity Curve:
Paperless recording: built in recording procedure, able to store 3
months records (24hour /day). Automatic create temp. humidity
documents, display setting value, actual value, cycles, temperature
range, time etc with number and graphs, and it can be download with
EXCEL format. 2.Interface: External USB interface: able to connect printer directly or connect
with mouse control. (expand to RS232 &RS485 communication
interface ).Download the data via flash disk.. 3.Realtime
monitoring : Special control software, able to monitor 1~16 sets controller
simultaneously. 4.Sequential control: 2 group sequential output control interface, match with 10 time
control mode, able to provide ON/OFF signal output according
program settings. For example: specimen power test, power off, time
setting etc. The testing power shall connect to the independent
power supply system. 5.Fault Display: 16 group fault alarm output, alarm reason and solutions prompt with
both English and Chinese Language. 6.Appointment Start : All the test condition can be preset. - Memory recovery:
With power off memory automatic recover function, able to set
continue the pre-testing procedure or start new one. Power off
time, times will automatic record, easy for evaluation. - Password:
- Able to set multi-layer password, prevent unauthorized non-operator
use and change the inner parameters.
|
| Main components for control part | Control circuit with famous brand products (right picture is
electromagnetic switch) |
| Protection Function |
1.With specimen anti-condensing, over-temperature protection (also
with independent adjustable temperature protector) 2. No fuse protection switch 3. Heater over-temp. Protection switch 4.Compressor over-load, over heating 5. Compressor high low-pressure protection 6. System over current protection device 7. Controller fault self-diagnosis and display function 8. Phase-sequence protection function |
| Operating Condition |
1. Environment Temp.: 5℃-35℃; 2.Relative Humidity: ≤85%RH; 3.Atmospheric Pressure:80kPa~106kPa 4.Away from strong vibration source 5.Power source: 5.1 380V AC (±10%),60Hz 3 Ph 4 wires +grounding wire, earthing
resistance≤4Ω; 5.2 Electric wire requirements:5 core(4 core 16mm2copper wire+6mm2
copper wire connect grounding wire)1 rope electric wire (4
meters),use 3P+N 20Aelectric leakage switch. 5.3 Specimen power control connector adopt relay contact control
method, AC220V,2A ( Contact closing when machine running normally,
when machine under stop or fault ,contact switch power turn off
,run into protection state ) 6.Frequency: 60Hz 7.Humidifying water: resistant rate≥500MΩ; 8. Environment air quality requirement: without high density
powder, easy firing, easy explosive air or powder, away from strong
electromagnetic source 9. Avoid test or storage of easy firing, easy explosive,
volatilization and corrosive specimens. 10 Standard specimen place requirement: 10.1 Specimen weight less than 80KG/m³ 10.2 Whole specimen dimensionless than 2/5 of the chamber inner
volume, each layer less the 2/5 area. Otherwise will seriously
effect the chamber performance or the normal operation. |
