Heating

Forced Air Convection

Cooling

CFC Free Air Cooled Compressor

Humidifier

Water Boiling Humidifier

Temp. Range

+10°C ~ + 80°C (without humidity)

Accuracy

± 0.3°C at 20.0°C, (JSTH-250)

Uniformity

± 0.7°C at 20.0°C, (JSTH-250)

Temp. Sensor

Class A Pt-100 Ω Sensor

Humidity Range

60 ~ 90% RH

Accuracy

± 0.4% at 60% RH (JSTH-250)

Uniformity

± 1.5% at 60% RH (JSTH-250)

Humidity Sensor

Electronic Sensor

Controller

JSC-300 Graphic LCD Programmable PID Controller

10 Patterns 100 Segments, 999 times repeatable

6 Zone PID Group

Uploading and downloading data, pattern, parameter setting with PC

Control and Data Monitoring PC Software

RS-232C or RS-485 Multi-Drop Communication up to 9 instruments and PC Software (OPTION)

Safety

Over-Temperature Cut-Off

Max. Temp. Cut-Off

Over Current Cut-Off

Low Water Level Cut-Off

Material

Body : Epoxy Powder Coated Steel

Chamber : Stainless Steel 304

Triple Layer Vacuum Glass Window

Including Stainless Steel Wire Shelf

Electric

220±10% VAC 50/60Hz 1-Phase

Plug Config.

30 AMP or 50AMP

Art No.

JSTH-150CP

JSTH-250CP

JSTH-500CP

JSTH-800CP

Chamber Volume

150 L

252 L

448 L

800 L

Dimensions      

Inner

500x500x600

600x600x700

800x700x800

1000x800x1000

W x D x H mm  

Outer

1030x905x1505

1130x1005x1655

1380x1135x1805

1530x1235x2035

Temperature Range

+ 10°C ~ + 80°C (without Humidification)

Accuracy at 20.0°C

± 0.2°C

± 0.3°C

± 0.3°C

± 0.4°C

Uniformity at 20.0°C

± 0.7°C

± 0.7°C

± 1.0°C

± 1.2°C

Humidity Range

60% ~ 90% RH

Accuracy at 60% RH

± 0.3%

± 0.4%

± 0.4%

± 0.8%

Uniformity at 60% RH

± 1.0%

± 1.5%

± 1.8%

± 2.5%

Number of shelves/Max.

2 / 19

2 / 23

3 / 27

3 / 35

Cable Port

1 ea x ∅50 mm

Humidity Water Supply

External Supply

Heater Capacity

4.5 kW

4.8 kW

5.5 kW

6.0 kW

Refrigeration System

CFC-Free Air Cooled Hermetically Sealed Compressor

Electric Requirement

220VAC 50/60Hz 1P

Power Rating

24.1 Amp

25.7 Amp

29.3 Amp

32.1 Amp

Power Plug

30 AMP

30 AMP

50 AMP

50 AMP

JSC-300 Graphic LCD Programmable Controller

10 Patterns memory 100 Segments 999 times repeatable

RS-232C or RS-485 Multi-Drop serial communication up to 9 instruments and PC software (option)

Maximum 6 zone PID group for different temperature and humidity range for better control accuracy

Temperature calibration and auto-tuning function

Class A Pt-100 Ω sensor and electronic humidity sensor 

Construction

Durable epoxy powder coated metallic casing

Corrosion resistant Stainless Steel 304 chamber

Durable Stainless Steel 304 Sheath Heater and Copper-Aluminum fin evaporator

Removable and height adjustable shelf

Built-in humidifier and automatic water supply

Double layer vacuum tempered safety glass window 

Performance

Ideal for ambient range temperature and humidity test

Optimized control system allows long term stability and reliability test at different temperature and humidity condition

Forced air circulation of controlled temperature and humidity to achieve excellent thermal uniformity

Durable Stainless Steel 304 Sheath Heater and copper-aluminum finned evaporator

Temperature control within ± 0.1°C resolution

Humidity control within ±1.0% RH resolution

Cooling system with hermetically sealed compressor 

Convenience

Outer door with double gasket and air tight compression door lock

∅50 mm access port for easy connection of cables into the chamber

Triple layer sight glass window

Automatic water supply

Built-in casters for easy transport 

Safety

DUAL OVER TEMP. CUT-OFF

    Digital system cut-off heater and AUDIO VISUAL ALARM in case +2°C above set temperature

    Analog system cut-off heater 10% above set temp.

MAX TEMP CUT-OFF heater and AUDIO VISUAL ALARM when +1°C above maximum limit

SENSOR DISCONNECTION ALARM

LOW WATER LEVEL ALARM AND CUT-OFF

HUMIDIFIER DRY-BURN PROTECTION

OVER CURRENT CUT-OFF : Electric Leakage Breaker 

Art No.

Descriptions

Elec. Req.

Capacity

Net Wt.

Ship Wt.

JSTH-150CP

Climatic Chamber

220 VAC 50/60 Hz

150 L

200 kg

272 kg

JSTH-250CP

Climatic Chamber

220 VAC 50/60 Hz

252 L

260 kg

350 kg

JSTH-500CP

Climatic Chamber

220 VAC 50/60 Hz

448 L

310 kg

400 kg

JSTH-800CP

Climatic Chamber

220 VAC 50/60 Hz

800 L

540 kg

650 kg

Factory Built-in Options

Art No.

Descriptions

OER-010

6-Channel Chart Recorder

Art No.

Perforated Shelf, Stainless Steel 304

PHS-A06

for JSTH-150    W470 x D480 mm

PHS-A09

for JSTH-250    W570 x D580 mm

PHS-A19

for JSTH-500    W770 x D680 mm

PHS-A16

for JSTH-800    W970 x D780 mm